All airlines flying from Calgary (YYC) to Houston George Bush (IAH).

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon 12:20 Calgary (YYC) 17:29 Houston George Bush (IAH) A Delta Air Lines DL 7058 Non-stop Boeing 737-800 (73H) 4:09 Effective 2026-01-12 through 2026-01-19 Codeshare flight, operated by WestJet.(WS 1542)
Mon,Thu,Fri 12:20 Calgary (YYC) 17:29 Houston George Bush (IAH) A Delta Air Lines DL 7058 Non-stop Boeing 737-700 (73W) 4:09 Effective 2026-01-26 through 2026-01-30 Codeshare flight, operated by WestJet.(WS 1542)
Mon,Sun 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Delta Air Lines DL 7058 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-02-01 through 2026-02-02 Codeshare flight, operated by WestJet.(WS 1542)
Thu,Fri,Sun 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Delta Air Lines DL 7058 Non-stop Boeing 737-700 (73W) 4:10 Effective 2026-02-05 through 2026-04-24 Codeshare flight, operated by WestJet.(WS 1542)
Mon 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Delta Air Lines DL 7058 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-02-09 through 2026-03-09 Codeshare flight, operated by WestJet.(WS 1542)
Mon 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Delta Air Lines DL 7058 Non-stop Boeing 737-800 (73H) 4:10 Operates only on 2026-03-16 Codeshare flight, operated by WestJet.(WS 1542)
Mon 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Delta Air Lines DL 7058 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-03-23 through 2026-04-20 Codeshare flight, operated by WestJet.(WS 1542)
Thu 12:20 Calgary (YYC) 17:35 Houston George Bush (IAH) A Delta Air Lines DL 7058 Non-stop Boeing 737-700 (73W) 4:15 Operates only on 2026-10-29 Codeshare flight, operated by WestJet.(WS 1542)
Thu 17:30 Calgary (YYC) 22:40 Houston George Bush (IAH) A Delta Air Lines DL 7058 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-10-15 through 2026-10-22 Codeshare flight, operated by WestJet.(WS 1542)
Mon-Wed 12:20 Calgary (YYC) 17:35 Houston George Bush (IAH) A Aeromexico AM 7064 Non-stop Boeing 737-700 (73W) 4:15 Effective 2026-10-26 through 2026-10-28 Codeshare flight, operated by WestJet.(WS 1542)
Thu,Fri,Sun 12:20 Calgary (YYC) 17:35 Houston George Bush (IAH) A Aeromexico AM 7081 Non-stop Boeing 737-700 (73W) 4:15 Effective from 2026-10-25 Codeshare flight, operated by WestJet.(WS 1542)
Wed,Fri 07:30 Calgary (YYC) 12:45 Houston George Bush (IAH) A Delta Air Lines DL 7107 Non-stop Boeing 737-700 (73W) 4:15 Effective from 2026-10-28 Codeshare flight, operated by WestJet.(WS 1540)
Mon,Wed,Fri-Sun 09:00 Calgary (YYC) 14:10 Houston George Bush (IAH) A Delta Air Lines DL 7107 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-04-26 through 2026-05-25 Codeshare flight, operated by WestJet.(WS 1540)
Mon,Sat,Sun 09:00 Calgary (YYC) 14:10 Houston George Bush (IAH) A Delta Air Lines DL 7107 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-05-30 through 2026-06-29 Codeshare flight, operated by WestJet.(WS 1540)
Mon,Fri-Sun 09:00 Calgary (YYC) 14:10 Houston George Bush (IAH) A Delta Air Lines DL 7107 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-07-03 through 2026-08-31 Codeshare flight, operated by WestJet.(WS 1540)
Mon,Wed,Fri-Sun 09:00 Calgary (YYC) 14:10 Houston George Bush (IAH) A Delta Air Lines DL 7107 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-09-02 through 2026-09-09 Codeshare flight, operated by WestJet.(WS 1540)
Mon,Wed,Sat 09:00 Calgary (YYC) 14:10 Houston George Bush (IAH) A Delta Air Lines DL 7107 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-09-12 through 2026-10-14 Codeshare flight, operated by WestJet.(WS 1540)
Wed,Fri,Sat 09:00 Calgary (YYC) 14:10 Houston George Bush (IAH) A Delta Air Lines DL 7107 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-10-16 through 2026-10-24 Codeshare flight, operated by WestJet.(WS 1540)
Mon-Wed,Fri,Sun 12:20 Calgary (YYC) 17:35 Houston George Bush (IAH) A Delta Air Lines DL 7108 Non-stop Boeing 737-700 (73W) 4:15 Effective from 2026-10-25 Codeshare flight, operated by WestJet.(WS 1542)
Daily 17:30 Calgary (YYC) 22:40 Houston George Bush (IAH) A Delta Air Lines DL 7108 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-04-26 through 2026-08-31 Codeshare flight, operated by WestJet.(WS 1542)
Mon,Thu-Sun 17:30 Calgary (YYC) 22:40 Houston George Bush (IAH) A Delta Air Lines DL 7108 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-09-03 through 2026-09-27 Codeshare flight, operated by WestJet.(WS 1542)
Thu,Fri,Sun 17:30 Calgary (YYC) 22:40 Houston George Bush (IAH) A Delta Air Lines DL 7108 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-10-01 through 2026-10-11 Codeshare flight, operated by WestJet.(WS 1542)
Fri,Sun 17:30 Calgary (YYC) 22:40 Houston George Bush (IAH) A Delta Air Lines DL 7108 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-10-16 through 2026-10-23 Codeshare flight, operated by WestJet.(WS 1542)
Mon,Wed,Sun 12:20 Calgary (YYC) 17:29 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-800 (73H) 4:09 Effective 2026-01-04 through 2026-01-07 Codeshare flight, operated by WestJet.(WS 1542)
Tue,Thu,Fri,Sun 12:20 Calgary (YYC) 17:29 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-700 (73W) 4:09 Effective 2026-01-06 through 2026-01-25 Codeshare flight, operated by WestJet.(WS 1542)
Mon 12:20 Calgary (YYC) 17:29 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-800 (73H) 4:09 Effective 2026-01-12 through 2026-01-19 Codeshare flight, operated by WestJet.(WS 1542)
Wed 12:20 Calgary (YYC) 17:29 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737 MAX 8 (7M8) 4:09 Operates only on 2026-01-14 Codeshare flight, operated by WestJet.(WS 1542)
Wed 12:20 Calgary (YYC) 17:29 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-800 (73H) 4:09 Effective 2026-01-21 through 2026-01-28 Codeshare flight, operated by WestJet.(WS 1542)
Mon,Tue,Thu,Fri 12:20 Calgary (YYC) 17:29 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-700 (73W) 4:09 Effective 2026-01-26 through 2026-01-30 Codeshare flight, operated by WestJet.(WS 1542)
Mon,Wed,Sun 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-02-01 through 2026-02-04 Codeshare flight, operated by WestJet.(WS 1542)
Tue,Thu,Fri,Sun 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-700 (73W) 4:10 Effective 2026-02-03 through 2026-02-17 Codeshare flight, operated by WestJet.(WS 1542)
Mon 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-02-09 through 2026-03-02 Codeshare flight, operated by WestJet.(WS 1542)
Wed 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-800 (73H) 4:10 Operates only on 2026-02-11 Codeshare flight, operated by WestJet.(WS 1542)
Tue-Fri,Sun 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-700 (73W) 4:10 Effective 2026-02-18 through 2026-02-24 Codeshare flight, operated by WestJet.(WS 1542)
Wed 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-800 (73H) 4:10 Operates only on 2026-02-25 Codeshare flight, operated by WestJet.(WS 1542)
Tue-Fri,Sun 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-700 (73W) 4:10 Effective 2026-02-26 through 2026-03-06 Codeshare flight, operated by WestJet.(WS 1542)
Tue,Thu,Fri,Sun 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-700 (73W) 4:10 Effective 2026-03-08 through 2026-03-27 Codeshare flight, operated by WestJet.(WS 1542)
Mon,Wed 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-03-09 through 2026-03-11 Codeshare flight, operated by WestJet.(WS 1542)
Mon,Wed 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-03-16 through 2026-03-18 Codeshare flight, operated by WestJet.(WS 1542)
Mon 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Operates only on 2026-03-23 Codeshare flight, operated by WestJet.(WS 1542)
Wed 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-800 (73H) 4:10 Operates only on 2026-03-25 Codeshare flight, operated by WestJet.(WS 1542)
Tue,Wed 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-700 (73W) 4:10 Effective 2026-03-31 through 2026-04-07 Codeshare flight, operated by WestJet.(WS 1542)
Wed 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-04-08 through 2026-04-22 Codeshare flight, operated by WestJet.(WS 1542)
Tue 12:20 Calgary (YYC) 17:30 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737-700 (73W) 4:10 Effective 2026-04-14 through 2026-04-21 Codeshare flight, operated by WestJet.(WS 1542)
Daily 17:30 Calgary (YYC) 22:40 Houston George Bush (IAH) A Aeromexico AM 7139 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-06-25 through 2026-08-15 Codeshare flight, operated by WestJet.(WS 1542)
Thu 07:30 Calgary (YYC) 12:44 Houston George Bush (IAH) A Aeromexico AM 7294 Non-stop Boeing 737 MAX 8 (7M8) 4:14 Valid until 2026-01-01 Codeshare flight, operated by WestJet.(WS 1540)
Fri 07:30 Calgary (YYC) 12:44 Houston George Bush (IAH) A Aeromexico AM 7294 Non-stop Boeing 737-800 (73H) 4:14 Operates only on 2026-01-02 Codeshare flight, operated by WestJet.(WS 1540)
Daily 09:00 Calgary (YYC) 14:10 Houston George Bush (IAH) A Aeromexico AM 7294 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-04-26 through 2026-10-24 Codeshare flight, operated by WestJet.(WS 1540)
Daily 08:00 Calgary (YYC) 13:05 Houston George Bush (IAH) C Air New Zealand NZ 9980 Non-stop Airbus A319 (319) 4:05 Effective 2026-05-21 through 2026-08-17 Codeshare flight, operated by United Airlines.(UA 2472)
Daily 13:30 Calgary (YYC) 18:43 Houston George Bush (IAH) C Air New Zealand NZ 9982 Non-stop Airbus A319 (319) 4:13 Valid until 2026-01-05 Codeshare flight, operated by United Airlines.(UA 750)

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1 2 3 4

An international route departing from Calgary airport, Canada (YYC) and arriving at Houston George Bush airport, United States (IAH).
The flight distance is 1746 miles, or 2810 km.
The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-6 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 4:05 and 4:17.

Return (IAH-YYC) flights

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All airlines flying from Calgary (YYC) to Houston George Bush (IAH).

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FLIGHT SCHEDULE

Direct Codeshare Flights:

Delta Air Lines DL7058

12:20

Calgary (YYC)

17:29

Houston George Bush (IAH) A

Effective 2026-01-12 through 2026-01-19

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:09, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Delta Air Lines DL7058

12:20

Calgary (YYC)

17:29

Houston George Bush (IAH) A

Effective 2026-01-26 through 2026-01-30

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:09, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Delta Air Lines DL7058

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-02-01 through 2026-02-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Delta Air Lines DL7058

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-02-05 through 2026-04-24

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Delta Air Lines DL7058

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-02-09 through 2026-03-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7058

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Operates only on 2026-03-16

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Delta Air Lines DL7058

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-03-23 through 2026-04-20

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7058

12:20

Calgary (YYC)

17:35

Houston George Bush (IAH) A

Operates only on 2026-10-29

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:15, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Delta Air Lines DL7058

17:30

Calgary (YYC)

22:40

Houston George Bush (IAH) A

Effective 2026-10-15 through 2026-10-22

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Aeromexico AM7064

12:20

Calgary (YYC)

17:35

Houston George Bush (IAH) A

Effective 2026-10-26 through 2026-10-28

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:15, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Aeromexico AM7081

12:20

Calgary (YYC)

17:35

Houston George Bush (IAH) A

Effective from 2026-10-25

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:15, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Delta Air Lines DL7107

07:30

Calgary (YYC)

12:45

Houston George Bush (IAH) A

Effective from 2026-10-28

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1540)

Duration: 4:15, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Delta Air Lines DL7107

09:00

Calgary (YYC)

14:10

Houston George Bush (IAH) A

Effective 2026-04-26 through 2026-05-25

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by WestJet. (WS 1540)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7107

09:00

Calgary (YYC)

14:10

Houston George Bush (IAH) A

Effective 2026-05-30 through 2026-06-29

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by WestJet. (WS 1540)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7107

09:00

Calgary (YYC)

14:10

Houston George Bush (IAH) A

Effective 2026-07-03 through 2026-08-31

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by WestJet. (WS 1540)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7107

09:00

Calgary (YYC)

14:10

Houston George Bush (IAH) A

Effective 2026-09-02 through 2026-09-09

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by WestJet. (WS 1540)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7107

09:00

Calgary (YYC)

14:10

Houston George Bush (IAH) A

Effective 2026-09-12 through 2026-10-14

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by WestJet. (WS 1540)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7107

09:00

Calgary (YYC)

14:10

Houston George Bush (IAH) A

Effective 2026-10-16 through 2026-10-24

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by WestJet. (WS 1540)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7108

12:20

Calgary (YYC)

17:35

Houston George Bush (IAH) A

Effective from 2026-10-25

Mon

Tue

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:15, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Delta Air Lines DL7108

17:30

Calgary (YYC)

22:40

Houston George Bush (IAH) A

Effective 2026-04-26 through 2026-08-31

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7108

17:30

Calgary (YYC)

22:40

Houston George Bush (IAH) A

Effective 2026-09-03 through 2026-09-27

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7108

17:30

Calgary (YYC)

22:40

Houston George Bush (IAH) A

Effective 2026-10-01 through 2026-10-11

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Delta Air Lines DL7108

17:30

Calgary (YYC)

22:40

Houston George Bush (IAH) A

Effective 2026-10-16 through 2026-10-23

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:29

Houston George Bush (IAH) A

Effective 2026-01-04 through 2026-01-07

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:09, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:29

Houston George Bush (IAH) A

Effective 2026-01-06 through 2026-01-25

Mon
-

Tue

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:09, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:29

Houston George Bush (IAH) A

Effective 2026-01-12 through 2026-01-19

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:09, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:29

Houston George Bush (IAH) A

Operates only on 2026-01-14

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:09, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:29

Houston George Bush (IAH) A

Effective 2026-01-21 through 2026-01-28

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:09, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:29

Houston George Bush (IAH) A

Effective 2026-01-26 through 2026-01-30

Mon

Tue

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:09, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-02-01 through 2026-02-04

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-02-03 through 2026-02-17

Mon
-

Tue

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-02-09 through 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Operates only on 2026-02-11

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-02-18 through 2026-02-24

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Operates only on 2026-02-25

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-02-26 through 2026-03-06

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-03-08 through 2026-03-27

Mon
-

Tue

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-03-09 through 2026-03-11

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-03-16 through 2026-03-18

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Operates only on 2026-03-23

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Operates only on 2026-03-25

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-03-31 through 2026-04-07

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-04-08 through 2026-04-22

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Aeromexico AM7139

12:20

Calgary (YYC)

17:30

Houston George Bush (IAH) A

Effective 2026-04-14 through 2026-04-21

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737-700 (73W)

Direct Codeshare Flights:

Aeromexico AM7139

17:30

Calgary (YYC)

22:40

Houston George Bush (IAH) A

Effective 2026-06-25 through 2026-08-15

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by WestJet. (WS 1542)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Aeromexico AM7294

07:30

Calgary (YYC)

12:44

Houston George Bush (IAH) A

Valid until 2026-01-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1540)

Duration: 4:14, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Aeromexico AM7294

07:30

Calgary (YYC)

12:44

Houston George Bush (IAH) A

Operates only on 2026-01-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by WestJet. (WS 1540)

Duration: 4:14, non-stop
Boeing 737-800 (73H)

Direct Codeshare Flights:

Aeromexico AM7294

09:00

Calgary (YYC)

14:10

Houston George Bush (IAH) A

Effective 2026-04-26 through 2026-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by WestJet. (WS 1540)

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

Air New Zealand NZ9980

08:00

Calgary (YYC)

13:05

Houston George Bush (IAH) C

Effective 2026-05-21 through 2026-08-17

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2472)

Duration: 4:05, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Air New Zealand NZ9982

13:30

Calgary (YYC)

18:43

Houston George Bush (IAH) C

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 750)

Duration: 4:13, non-stop
Airbus A319 (319)

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An international route departing from Calgary airport, Canada (YYC) and arriving at Houston George Bush airport, United States (IAH).
The flight distance is 1746 miles, or 2810 km.
The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-6 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 4:05 and 4:17.

Return (IAH-YYC) flights

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