Air Canada flight AC 4585: Tucson - Denver

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Thu,Sat 05:50 Tucson (TUS) 08:53 Denver (DEN)
AC 4585 Non-stop Embraer EMB 175 (E7W) 2:03 Effective 2026-04-30 through 2026-05-02
Codeshare flight, operated by United Airlines.(UA 6020)
Tue,Sat,Sun 05:50 Tucson (TUS) 08:53 Denver (DEN)
AC 4585 Non-stop Embraer EMB 175 (E7W) 2:03 Effective 2026-05-09 through 2026-05-12
Codeshare flight, operated by United Airlines.(UA 6020)
Tue,Wed,Sun 05:50 Tucson (TUS) 08:53 Denver (DEN)
AC 4585 Non-stop Embraer EMB 175 (E7W) 2:03 Effective 2026-05-17 through 2026-05-20
Codeshare flight, operated by United Airlines.(UA 6020)
Daily 05:50 Tucson (TUS) 08:53 Denver (DEN)
AC 4585 Non-stop Embraer EMB 175 (E7W) 2:03 Effective from 2026-10-25
Codeshare flight, operated by United Airlines.(UA 6020)
Mon-Sat 06:00 Tucson (TUS) 08:53 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:53 Effective 2026-03-23 through 2026-03-28
Codeshare flight, operated by United Airlines.(UA 2354)
Mon,Wed,Fri 06:00 Tucson (TUS) 08:55 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:55 Effective 2026-03-30 through 2026-04-03
Codeshare flight, operated by United Airlines.(UA 1699)
Sat 06:00 Tucson (TUS) 08:55 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:55 Operates only on 2026-04-11
Codeshare flight, operated by United Airlines.(UA 1699)
Daily 06:00 Tucson (TUS) 08:55 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:55 Effective 2026-04-20 through 2026-04-27
Codeshare flight, operated by United Airlines.(UA 1699)
Wed 06:00 Tucson (TUS) 08:55 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:55 Operates only on 2026-04-29
Codeshare flight, operated by United Airlines.(UA 1699)
Sat 06:25 Tucson (TUS) 08:24 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:59 Effective 2026-01-10 through 2026-02-07
Codeshare flight, operated by United Airlines.(UA 2368)
Mon-Fri,Sun 06:30 Tucson (TUS) 08:29 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:59 Effective 2026-01-06 through 2026-02-03
Codeshare flight, operated by United Airlines.(UA 2368)
Mon-Fri,Sun 06:30 Tucson (TUS) 08:29 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:59 Effective 2026-02-05 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 2368)
Thu 06:30 Tucson (TUS) 08:25 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:55 Operates only on 2026-02-12
Codeshare flight, operated by United Airlines.(UA 1327)
Mon,Tue,Thu-Sat 06:30 Tucson (TUS) 08:25 Denver (DEN)
AC 4585 Non-stop Boeing 737-900 (739) 1:55 Effective 2026-02-13 through 2026-02-23
Codeshare flight, operated by United Airlines.(UA 1327)
Wed,Sun 06:30 Tucson (TUS) 08:25 Denver (DEN)
AC 4585 Non-stop Airbus A319 (319) 1:55 Effective 2026-02-15 through 2026-02-22
Codeshare flight, operated by United Airlines.(UA 1327)
Tue,Wed,Sun 06:30 Tucson (TUS) 08:25 Denver (DEN)
AC 4585 Non-stop Airbus A319 (319) 1:55 Effective 2026-02-24 through 2026-03-04
Codeshare flight, operated by United Airlines.(UA 1327)
Mon,Thu-Sat 06:30 Tucson (TUS) 08:25 Denver (DEN)
AC 4585 Non-stop Boeing 737-900 (739) 1:55 Effective 2026-02-26 through 2026-03-02
Codeshare flight, operated by United Airlines.(UA 1327)
Daily 06:40 Tucson (TUS) 08:33 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:53 Valid until 2026-01-05
Codeshare flight, operated by United Airlines.(UA 2368)
Wed 06:56 Tucson (TUS) 08:55 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:59 Operates only on 2026-02-04
Codeshare flight, operated by United Airlines.(UA 2368)
Thu-Sat 06:58 Tucson (TUS) 08:53 Denver (DEN)
AC 4585 Non-stop Boeing 737-800 (738) 1:55 Effective 2026-03-05 through 2026-03-07
Codeshare flight, operated by United Airlines.(UA 2354)
Mon-Fri,Sun 07:00 Tucson (TUS) 09:56 Denver (DEN)
AC 4585 Non-stop Embraer EMB 175 (E7W) 1:56 Effective 2026-05-01 through 2026-05-08
Codeshare flight, operated by United Airlines.(UA 5820)
Mon,Wed-Sat 07:00 Tucson (TUS) 09:56 Denver (DEN)
AC 4585 Non-stop Embraer EMB 175 (E7W) 1:56 Effective 2026-05-11 through 2026-05-18
Codeshare flight, operated by United Airlines.(UA 5820)
Tue,Thu,Sat,Sun 07:25 Tucson (TUS) 10:35 Denver (DEN)
AC 4585 Non-stop Embraer EMB 175 (E7W) 2:10 Effective 2026-03-29 through 2026-04-05
Codeshare flight, operated by United Airlines.(UA 5820)
Mon-Fri,Sun 07:25 Tucson (TUS) 10:35 Denver (DEN)
AC 4585 Non-stop Embraer EMB 175 (E7W) 2:10 Effective 2026-04-06 through 2026-04-17
Codeshare flight, operated by United Airlines.(UA 5820)
Sat,Sun 07:25 Tucson (TUS) 10:35 Denver (DEN)
AC 4585 Non-stop Embraer EMB 175 (E7W) 2:10 Effective 2026-04-18 through 2026-04-19
Codeshare flight, operated by United Airlines.(UA 5820)
Tue 07:25 Tucson (TUS) 10:35 Denver (DEN)
AC 4585 Non-stop Embraer EMB 175 (E7W) 2:10 Operates only on 2026-04-28
Codeshare flight, operated by United Airlines.(UA 5820)
Daily 07:29 Tucson (TUS) 10:35 Denver (DEN)
AC 4585 Non-stop Embraer EMB 175 (E7W) 2:06 Effective 2026-03-08 through 2026-03-22
Codeshare flight, operated by United Airlines.(UA 5820)
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Air Canada flight AC 4585:
Tucson - Denver
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC4585
05:50
Tucson (TUS)

08:53
Denver (DEN)
Effective 2026-04-30 through 2026-05-02
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 6020)
Duration: 2:03, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC4585
05:50
Tucson (TUS)

08:53
Denver (DEN)
Effective 2026-05-09 through 2026-05-12
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 6020)
Duration: 2:03, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC4585
05:50
Tucson (TUS)

08:53
Denver (DEN)
Effective 2026-05-17 through 2026-05-20
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 6020)
Duration: 2:03, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC4585
05:50
Tucson (TUS)

08:53
Denver (DEN)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 6020)
Duration: 2:03, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC4585
06:00
Tucson (TUS)

08:53
Denver (DEN)
Effective 2026-03-23 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 2354)
Duration: 1:53, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
06:00
Tucson (TUS)

08:55
Denver (DEN)
Effective 2026-03-30 through 2026-04-03
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1699)
Duration: 1:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
06:00
Tucson (TUS)

08:55
Denver (DEN)
Operates only on 2026-04-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1699)
Duration: 1:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
06:00
Tucson (TUS)

08:55
Denver (DEN)
Effective 2026-04-20 through 2026-04-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1699)
Duration: 1:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
06:00
Tucson (TUS)

08:55
Denver (DEN)
Operates only on 2026-04-29
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1699)
Duration: 1:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
06:25
Tucson (TUS)

08:24
Denver (DEN)
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 2368)
Duration: 1:59, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
06:30
Tucson (TUS)

08:29
Denver (DEN)
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 2368)
Duration: 1:59, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
06:30
Tucson (TUS)

08:29
Denver (DEN)
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 2368)
Duration: 1:59, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
06:30
Tucson (TUS)

08:25
Denver (DEN)
Operates only on 2026-02-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1327)
Duration: 1:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
06:30
Tucson (TUS)

08:25
Denver (DEN)
Effective 2026-02-13 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1327)
Duration: 1:55, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC4585
06:30
Tucson (TUS)

08:25
Denver (DEN)
Effective 2026-02-15 through 2026-02-22
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1327)
Duration: 1:55, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC4585
06:30
Tucson (TUS)

08:25
Denver (DEN)
Effective 2026-02-24 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 1327)
Duration: 1:55, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
Air Canada AC4585
06:30
Tucson (TUS)

08:25
Denver (DEN)
Effective 2026-02-26 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1327)
Duration: 1:55, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
Air Canada AC4585
06:40
Tucson (TUS)

08:33
Denver (DEN)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2368)
Duration: 1:53, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
06:56
Tucson (TUS)

08:55
Denver (DEN)
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 2368)
Duration: 1:59, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
06:58
Tucson (TUS)

08:53
Denver (DEN)
Effective 2026-03-05 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 2354)
Duration: 1:55, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Air Canada AC4585
07:00
Tucson (TUS)

09:56
Denver (DEN)
Effective 2026-05-01 through 2026-05-08
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 5820)
Duration: 1:56, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC4585
07:00
Tucson (TUS)

09:56
Denver (DEN)
Effective 2026-05-11 through 2026-05-18
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 5820)
Duration: 1:56, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC4585
07:25
Tucson (TUS)

10:35
Denver (DEN)
Effective 2026-03-29 through 2026-04-05
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5820)
Duration: 2:10, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC4585
07:25
Tucson (TUS)

10:35
Denver (DEN)
Effective 2026-04-06 through 2026-04-17
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 5820)
Duration: 2:10, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC4585
07:25
Tucson (TUS)

10:35
Denver (DEN)
Effective 2026-04-18 through 2026-04-19
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5820)
Duration: 2:10, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC4585
07:25
Tucson (TUS)

10:35
Denver (DEN)
Operates only on 2026-04-28
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5820)
Duration: 2:10, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Air Canada AC4585
07:29
Tucson (TUS)

10:35
Denver (DEN)
Effective 2026-03-08 through 2026-03-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5820)
Duration: 2:06, non-stop
Embraer EMB 175 (E7W)
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Parallax here TUS-DEN
  • AC 4585 is a domestic flight departing from the Tucson airport (TUS) and arriving at Denver airport (DEN).
  • The flight distance is 639 miles, or 1028 km.
  • The timezone of both the departure and the arrival airports is UTC-7 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:53 and 2:10.
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