United Airlines flight UA 366: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 06:00 Denver (DEN) 07:59 Seattle-Tacoma (SEA)
UA 366 Non-stop Boeing 737-800 (738) 2:59 Effective 2026-05-21 through 2026-08-17
Sun 06:10 West Palm Beach (PBI) 08:10 Houston George Bush (IAH) C
UA 366 Non-stop Airbus A320 (320) 3:00 Effective 2026-03-08 through 2026-03-22
Mon-Sat 06:15 West Palm Beach (PBI) 08:15 Houston George Bush (IAH) C
UA 366 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2026-03-05 through 2026-03-28
Daily 06:15 West Palm Beach (PBI) 08:14 Houston George Bush (IAH) C
UA 366 Non-stop Boeing 737 MAX 8 (7M8) 2:59 Effective 2026-04-30 through 2026-05-20
Daily 06:30 West Palm Beach (PBI) 08:24 Houston George Bush (IAH) C
UA 366 Non-stop Boeing 737 MAX 8 (7M8) 2:54 Effective from 2026-10-25
Mon,Thu,Fri 06:45 Dallas Fort Worth (DFW) E 11:00 Newark Liberty, New York (EWR) A
UA 366 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Effective 2026-01-08 through 2026-02-09
Sat 06:45 Dallas Fort Worth (DFW) E 11:00 Newark Liberty, New York (EWR) A
UA 366 Non-stop Boeing 737-900 (739) 3:15 Effective 2026-01-10 through 2026-02-07
Sun 06:45 Dallas Fort Worth (DFW) E 11:01 Newark Liberty, New York (EWR) A
UA 366 Non-stop Airbus A319 (319) 3:16 Effective 2026-01-11 through 2026-02-08
Daily 07:00 Minneapolis/Saint Paul (MSP) 1 09:18 San Francisco (SFO) 3
UA 366 Non-stop Boeing 737 MAX 8 (7M8) 4:18 Effective 2026-03-29 through 2026-04-29
Sat 08:00 Newark Liberty, New York (EWR) C 10:54 Vail/Eagle (EGE)
UA 366 Non-stop Boeing 757-200 (752) 4:54 Effective 2026-02-14 through 2026-02-28
Mon-Sat 10:02 Houston George Bush (IAH) C 13:07 Seattle-Tacoma (SEA)
UA 366 Non-stop Boeing 737-900 (739) 5:05 Effective 2026-03-05 through 2026-03-28
Sun 10:02 Houston George Bush (IAH) C 13:07 Seattle-Tacoma (SEA)
UA 366 Non-stop Boeing 737-800 (738) 5:05 Effective 2026-03-08 through 2026-03-22
Mon-Fri 12:00 Newark Liberty, New York (EWR) C 13:13 Boston Logan (BOS) B
UA 366 Non-stop Boeing 737-900 (739) 1:13 Effective 2026-01-06 through 2026-02-03
Sun 12:00 Newark Liberty, New York (EWR) A 13:13 Boston Logan (BOS) B
UA 366 Non-stop Airbus A319 (319) 1:13 Effective 2026-01-11 through 2026-02-08
Mon-Fri 12:00 Newark Liberty, New York (EWR) C 13:13 Boston Logan (BOS) B
UA 366 Non-stop Boeing 737-900 (739) 1:13 Effective 2026-02-05 through 2026-02-11
Sat 12:07 Newark Liberty, New York (EWR) A 13:20 Boston Logan (BOS) B
UA 366 Non-stop Boeing 737-900 (739) 1:13 Effective 2026-01-10 through 2026-02-07
Tue-Thu 12:35 Washington Dulles (IAD) 13:57 John Glenn Columbus (CMH)
UA 366 Non-stop Airbus A319 (319) 1:22 Effective 2026-02-12 through 2026-03-04
Wed 12:40 Washington Dulles (IAD) 14:03 Newark Liberty, New York (EWR) C
UA 366 Non-stop Boeing 737 MAX 9 (7M9) 1:23 Operates only on 2026-02-04
Daily 14:15 Tulum (TQO) 15:50 Houston George Bush (IAH) E
UA 366 Non-stop Boeing 737-800 (738) 2:35 Valid until 2026-01-05
Mon-Fri 16:12 John Glenn Columbus (CMH) 16:54 Chicago O'Hare (ORD) 1
UA 366 Non-stop Airbus A319 (319) 1:42 Effective 2026-02-12 through 2026-03-04
Sun 16:13 John Glenn Columbus (CMH) 16:55 Chicago O'Hare (ORD) 1
UA 366 Non-stop Boeing 737-800 (738) 1:42 Effective 2026-02-15 through 2026-03-01
Daily 16:55 Houston George Bush (IAH) C 18:25 Las Vegas Harry Reid (LAS) 3
UA 366 Non-stop Boeing 737-800 (738) 3:30 Effective 2026-08-18 through 2026-10-24
Non-Direct Flights:
Sun 06:10 West Palm Beach (PBI) 13:07 Seattle-Tacoma (SEA)
UA 366 1-stop Airbus A320 (320) 9:57 Effective 2026-03-08 through 2026-03-22
Mon-Sat 06:15 West Palm Beach (PBI) 13:07 Seattle-Tacoma (SEA)
UA 366 1-stop Boeing 737 MAX 8 (7M8) 9:52 Effective 2026-03-05 through 2026-03-28
Mon,Thu,Fri 06:45 Dallas Fort Worth (DFW) E 13:13 Boston Logan (BOS) B
UA 366 1-stop Boeing 737 MAX 8 (7M8) 5:28 Effective 2026-01-08 through 2026-02-09
Sat 06:45 Dallas Fort Worth (DFW) E 13:20 Boston Logan (BOS) B
UA 366 1-stop Boeing 737-900 (739) 5:35 Effective 2026-01-10 through 2026-02-07
Sun 06:45 Dallas Fort Worth (DFW) E 13:13 Boston Logan (BOS) B
UA 366 1-stop Airbus A319 (319) 5:28 Effective 2026-01-11 through 2026-02-08
Tue-Thu 12:35 Washington Dulles (IAD) 16:54 Chicago O'Hare (ORD) 1
UA 366 1-stop Airbus A319 (319) 5:19 Effective 2026-02-12 through 2026-03-04
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This flight number is listed as serving the following routes:


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United Airlines flight UA 366: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA366
06:00
Denver (DEN)

07:59
Seattle-Tacoma (SEA)
Effective 2026-05-21 through 2026-08-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:59, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA366
06:10
West Palm Beach (PBI)

08:10
Houston George Bush (IAH) C
Effective 2026-03-08 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:00, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA366
06:15
West Palm Beach (PBI)

08:15
Houston George Bush (IAH) C
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA366
06:15
West Palm Beach (PBI)

08:14
Houston George Bush (IAH) C
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:59, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA366
06:30
West Palm Beach (PBI)

08:24
Houston George Bush (IAH) C
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:54, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA366
06:45
Dallas Fort Worth (DFW) E

11:00
Newark Liberty, New York (EWR) A
Effective 2026-01-08 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA366
06:45
Dallas Fort Worth (DFW) E

11:00
Newark Liberty, New York (EWR) A
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:15, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA366
06:45
Dallas Fort Worth (DFW) E

11:01
Newark Liberty, New York (EWR) A
Effective 2026-01-11 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:16, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA366
07:00
Minneapolis/Saint Paul (MSP) 1

09:18
San Francisco (SFO) 3
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:18, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA366
08:00
Newark Liberty, New York (EWR) C

10:54
Vail/Eagle (EGE)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:54, non-stop
Boeing 757-200 (752)
Direct Flights:
United Airlines UA366
10:02
Houston George Bush (IAH) C

13:07
Seattle-Tacoma (SEA)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 5:05, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA366
10:02
Houston George Bush (IAH) C

13:07
Seattle-Tacoma (SEA)
Effective 2026-03-08 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:05, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA366
12:00
Newark Liberty, New York (EWR) C

13:13
Boston Logan (BOS) B
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:13, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA366
12:00
Newark Liberty, New York (EWR) A

13:13
Boston Logan (BOS) B
Effective 2026-01-11 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:13, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA366
12:00
Newark Liberty, New York (EWR) C

13:13
Boston Logan (BOS) B
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:13, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA366
12:07
Newark Liberty, New York (EWR) A

13:20
Boston Logan (BOS) B
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:13, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA366
12:35
Washington Dulles (IAD)

13:57
John Glenn Columbus (CMH)
Effective 2026-02-12 through 2026-03-04
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:22, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA366
12:40
Washington Dulles (IAD)

14:03
Newark Liberty, New York (EWR) C
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:23, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA366
14:15
Tulum (TQO)

15:50
Houston George Bush (IAH) E
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:35, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA366
16:12
John Glenn Columbus (CMH)

16:54
Chicago O'Hare (ORD) 1
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:42, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA366
16:13
John Glenn Columbus (CMH)

16:55
Chicago O'Hare (ORD) 1
Effective 2026-02-15 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:42, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA366
16:55
Houston George Bush (IAH) C

18:25
Las Vegas Harry Reid (LAS) 3
Effective 2026-08-18 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:30, non-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA366
06:10
West Palm Beach (PBI)

13:07
Seattle-Tacoma (SEA)
Effective 2026-03-08 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 9:57, 1-stop
Airbus A320 (320)
Non-Direct Flights:
United Airlines UA366
06:15
West Palm Beach (PBI)

13:07
Seattle-Tacoma (SEA)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 9:52, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA366
06:45
Dallas Fort Worth (DFW) E

13:13
Boston Logan (BOS) B
Effective 2026-01-08 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:28, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA366
06:45
Dallas Fort Worth (DFW) E

13:20
Boston Logan (BOS) B
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:35, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA366
06:45
Dallas Fort Worth (DFW) E

13:13
Boston Logan (BOS) B
Effective 2026-01-11 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:28, 1-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA366
12:35
Washington Dulles (IAD)

16:54
Chicago O'Hare (ORD) 1
Effective 2026-02-12 through 2026-03-04
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 5:19, 1-stop
Airbus A319 (319)
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This flight number is listed as serving the following routes:
  • Dallas Fort Worth (DFW) - Boston Logan (BOS)
  • Dallas Fort Worth (DFW) - Newark Liberty, New York (EWR)
  • Denver (DEN) - Seattle-Tacoma (SEA)
  • Houston George Bush (IAH) - Las Vegas Harry Reid (LAS)
  • Houston George Bush (IAH) - Seattle-Tacoma (SEA)
  • John Glenn Columbus (CMH) - Chicago O'Hare (ORD)
  • Minneapolis/Saint Paul (MSP) - San Francisco (SFO)
  • Newark Liberty, New York (EWR) - Boston Logan (BOS)
  • Newark Liberty, New York (EWR) - Vail/Eagle (EGE)
  • Tulum (TQO) - Houston George Bush (IAH)
  • Washington Dulles (IAD) - Chicago O'Hare (ORD)
  • Washington Dulles (IAD) - John Glenn Columbus (CMH)
  • Washington Dulles (IAD) - Newark Liberty, New York (EWR)
  • West Palm Beach (PBI) - Houston George Bush (IAH)
  • West Palm Beach (PBI) - Seattle-Tacoma (SEA)
All United Airlines flights
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