All airlines flying from Chicago O'Hare (ORD) to Denver (DEN).

FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue-Thu,Sat,Sun 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:38 Effective 2025-02-25 through 2025-03-02 Codeshare flight, operated by United Airlines.(UA 1258)
Mon-Wed,Sat,Sun 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:38 Effective 2025-03-08 through 2025-03-12 Codeshare flight, operated by United Airlines.(UA 1258)
Mon,Wed,Sat,Sun 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:38 Effective 2025-03-16 through 2025-03-24 Codeshare flight, operated by United Airlines.(UA 1258)
Tue-Thu,Sat,Sun 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:38 Effective 2025-03-25 through 2025-03-30 Codeshare flight, operated by United Airlines.(UA 1258)
Mon,Wed-Fri,Sun 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:38 Effective 2025-04-03 through 2025-04-09 Codeshare flight, operated by United Airlines.(UA 1258)
Wed,Thu,Sat,Sun 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:38 Effective 2025-04-12 through 2025-04-17 Codeshare flight, operated by United Airlines.(UA 1258)
Tue,Sat,Sun 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:38 Effective 2025-04-22 through 2025-04-29 Codeshare flight, operated by United Airlines.(UA 1258)
Thu,Sun 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:38 Effective 2025-05-01 through 2025-05-04 Codeshare flight, operated by United Airlines.(UA 1258)
Tue,Wed,Fri,Sun 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:38 Effective 2025-05-09 through 2025-05-14 Codeshare flight, operated by United Airlines.(UA 1258)
Mon-Sat 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:38 Effective 2025-05-17 through 2025-05-24 Codeshare flight, operated by United Airlines.(UA 1258)
Daily 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:38 Effective from 2025-05-25 Codeshare flight, operated by United Airlines.(UA 1258)
Mon,Sun 13:02 Chicago O'Hare (ORD) 1 14:52 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737 MAX 9 (7M9) 2:50 Effective 2024-12-22 through 2024-12-23 Codeshare flight, operated by United Airlines.(UA 1306)
Tue 13:02 Chicago O'Hare (ORD) 1 14:52 Denver (DEN) Air Canada AC 3971 Non-stop Airbus A320 (320) 2:50 Operates only on 2024-12-31 Codeshare flight, operated by United Airlines.(UA 1306)
Sun 13:10 Chicago O'Hare (ORD) 1 15:00 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737 MAX 9 (7M9) 2:50 Operates only on 2024-10-27 Codeshare flight, operated by United Airlines.(UA 1882)
Mon,Sat 13:10 Chicago O'Hare (ORD) 1 15:00 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737 MAX 9 (7M9) 2:50 Effective 2024-11-04 through 2024-11-09 Codeshare flight, operated by United Airlines.(UA 1882)
Sun 13:10 Chicago O'Hare (ORD) 1 15:00 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737 MAX 9 (7M9) 2:50 Operates only on 2024-11-17 Codeshare flight, operated by United Airlines.(UA 1882)
Wed 13:10 Chicago O'Hare (ORD) 1 15:00 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737 MAX 9 (7M9) 2:50 Operates only on 2024-11-27 Codeshare flight, operated by United Airlines.(UA 1882)
Thu,Fri 13:15 Chicago O'Hare (ORD) 1 14:57 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:42 Effective 2024-09-27 through 2024-10-03 Codeshare flight, operated by United Airlines.(UA 1882)
Mon 13:15 Chicago O'Hare (ORD) 1 14:57 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737 MAX 9 (7M9) 2:42 Effective 2024-09-30 through 2024-10-21 Codeshare flight, operated by United Airlines.(UA 1882)
Wed,Fri 13:15 Chicago O'Hare (ORD) 1 14:57 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:42 Effective 2024-10-09 through 2024-10-11 Codeshare flight, operated by United Airlines.(UA 1882)
Thu 13:15 Chicago O'Hare (ORD) 1 14:57 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:42 Operates only on 2024-10-17 Codeshare flight, operated by United Airlines.(UA 1882)
Fri 13:15 Chicago O'Hare (ORD) 1 14:57 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:42 Operates only on 2024-10-25 Codeshare flight, operated by United Airlines.(UA 1882)
Mon-Wed,Fri-Sun 13:18 Chicago O'Hare (ORD) 1 15:00 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:42 Valid until 2024-09-08 Codeshare flight, operated by United Airlines.(UA 1882)
Tue-Fri,Sun 13:18 Chicago O'Hare (ORD) 1 15:00 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:42 Effective 2024-09-10 through 2024-09-15 Codeshare flight, operated by United Airlines.(UA 1882)
Sun 13:18 Chicago O'Hare (ORD) 1 15:00 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:42 Operates only on 2024-09-22 Codeshare flight, operated by United Airlines.(UA 1882)
Mon-Thu,Sat 16:05 Chicago O'Hare (ORD) 1 17:55 Denver (DEN) Air Canada AC 3971 Non-stop Airbus A321neo (32Q) 2:50 Effective 2024-10-28 through 2024-11-02 Codeshare flight, operated by United Airlines.(UA 767)
Tue,Wed,Sun 16:05 Chicago O'Hare (ORD) 1 17:55 Denver (DEN) Air Canada AC 3971 Non-stop Airbus A321neo (32Q) 2:50 Effective 2024-11-03 through 2024-11-06 Codeshare flight, operated by United Airlines.(UA 767)
Mon,Wed,Thu 16:05 Chicago O'Hare (ORD) 1 17:55 Denver (DEN) Air Canada AC 3971 Non-stop Airbus A321neo (32Q) 2:50 Effective 2024-11-11 through 2024-11-18 Codeshare flight, operated by United Airlines.(UA 767)
Tue,Thu,Fri 16:05 Chicago O'Hare (ORD) 1 17:55 Denver (DEN) Air Canada AC 3971 Non-stop Airbus A321neo (32Q) 2:50 Effective 2024-11-21 through 2024-11-28 Codeshare flight, operated by United Airlines.(UA 767)
Sat,Sun 16:05 Chicago O'Hare (ORD) 1 17:55 Denver (DEN) Air Canada AC 3971 Non-stop Airbus A321neo (32Q) 2:50 Effective 2024-11-30 through 2024-12-01 Codeshare flight, operated by United Airlines.(UA 767)
Tue-Thu 19:46 Chicago O'Hare (ORD) 1 21:35 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737 MAX 9 (7M9) 2:49 Effective 2024-12-03 through 2024-12-12 Codeshare flight, operated by United Airlines.(UA 767)
Tue,Fri 19:46 Chicago O'Hare (ORD) 1 21:35 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737 MAX 9 (7M9) 2:49 Effective 2024-12-13 through 2024-12-17 Codeshare flight, operated by United Airlines.(UA 767)
Tue-Thu 20:10 Chicago O'Hare (ORD) 1 21:54 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:44 Effective 2024-09-26 through 2024-10-02 Codeshare flight, operated by United Airlines.(UA 767)
Thu,Fri 20:10 Chicago O'Hare (ORD) 1 21:54 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:44 Effective 2024-10-04 through 2024-10-10 Codeshare flight, operated by United Airlines.(UA 767)
Sat 20:10 Chicago O'Hare (ORD) 1 21:56 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:46 Operates only on 2024-10-12 Codeshare flight, operated by United Airlines.(UA 213)
Sat,Sun 20:10 Chicago O'Hare (ORD) 1 21:54 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 757-300 (753) 2:44 Effective 2024-10-19 through 2024-10-20 Codeshare flight, operated by United Airlines.(UA 767)
Fri 21:13 Chicago O'Hare (ORD) 1 22:57 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:44 Operates only on 2024-10-18 Codeshare flight, operated by United Airlines.(UA 767)
Sat 21:13 Chicago O'Hare (ORD) 1 22:57 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:44 Operates only on 2024-10-26 Codeshare flight, operated by United Airlines.(UA 767)
Thu 21:36 Chicago O'Hare (ORD) 1 23:19 Denver (DEN) Air Canada AC 3971 Non-stop Airbus A321neo (32Q) 2:43 Operates only on 2024-11-07 Codeshare flight, operated by United Airlines.(UA 2154)
Fri 21:36 Chicago O'Hare (ORD) 1 23:19 Denver (DEN) Air Canada AC 3971 Non-stop Airbus A321neo (32Q) 2:43 Operates only on 2024-11-15 Codeshare flight, operated by United Airlines.(UA 2154)
Sat 21:36 Chicago O'Hare (ORD) 1 23:19 Denver (DEN) Air Canada AC 3971 Non-stop Airbus A321neo (32Q) 2:43 Operates only on 2024-11-23 Codeshare flight, operated by United Airlines.(UA 2154)
Wed-Sat 21:40 Chicago O'Hare (ORD) 1 23:34 Denver (DEN) Air Canada AC 3971 Non-stop Airbus A321neo (32Q) 2:54 Effective 2024-12-19 through 2024-12-25 Codeshare flight, operated by United Airlines.(UA 1748)
Mon,Fri-Sun 21:40 Chicago O'Hare (ORD) 1 23:34 Denver (DEN) Air Canada AC 3971 Non-stop Airbus A321neo (32Q) 2:54 Effective 2024-12-27 through 2025-01-06 Codeshare flight, operated by United Airlines.(UA 1748)
Thu-Sun 21:45 Chicago O'Hare (ORD) 1 23:18 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:33 Effective 2025-02-13 through 2025-02-16 Codeshare flight, operated by United Airlines.(UA 1748)
Mon,Fri-Sun 21:45 Chicago O'Hare (ORD) 1 23:18 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:33 Effective 2025-02-21 through 2025-02-28 Codeshare flight, operated by United Airlines.(UA 1748)
Mon-Fri 21:45 Chicago O'Hare (ORD) 1 23:18 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:33 Effective 2025-03-03 through 2025-03-07 Codeshare flight, operated by United Airlines.(UA 1748)
Tue,Thu,Fri 21:45 Chicago O'Hare (ORD) 1 23:18 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:33 Effective 2025-03-18 through 2025-03-21 Codeshare flight, operated by United Airlines.(UA 1748)
Mon-Wed,Fri 21:45 Chicago O'Hare (ORD) 1 23:18 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:33 Effective 2025-03-28 through 2025-04-02 Codeshare flight, operated by United Airlines.(UA 1748)
Tue,Thu-Sat 21:45 Chicago O'Hare (ORD) 1 23:18 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:33 Effective 2025-04-05 through 2025-04-11 Codeshare flight, operated by United Airlines.(UA 1748)
Mon,Tue,Fri-Sun 21:45 Chicago O'Hare (ORD) 1 23:18 Denver (DEN) Air Canada AC 3971 Non-stop Boeing 737-900 (739) 2:33 Effective 2025-04-14 through 2025-04-21 Codeshare flight, operated by United Airlines.(UA 1748)

1 2 3 ... 12 13 14 15 16 17 18 ... 23 24 25

A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Denver airport (DEN).
The flight distance is 885 miles, or 1425 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-7 . 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 2:33 and 3:05.

Return (DEN-ORD) flights

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All airlines flying from Chicago O'Hare (ORD) to Denver (DEN).

FLIGHT SCHEDULE

Direct Codeshare Flights:

Air Canada AC3971

12:45

Chicago O'Hare (ORD) 1

14:23

Denver (DEN)

Effective 2025-02-25 through 2025-03-02

Mon
-

Tue

Wed

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1258)

Duration: 2:38, non-stop
Boeing 757-300 (753)

Air Canada AC3971

12:45

Chicago O'Hare (ORD) 1

14:23

Denver (DEN)

Effective 2025-03-08 through 2025-03-12

Mon

Tue

Wed

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1258)

Duration: 2:38, non-stop
Boeing 757-300 (753)

Air Canada AC3971

12:45

Chicago O'Hare (ORD) 1

14:23

Denver (DEN)

Effective 2025-03-16 through 2025-03-24

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1258)

Duration: 2:38, non-stop
Boeing 757-300 (753)

Air Canada AC3971

12:45

Chicago O'Hare (ORD) 1

14:23

Denver (DEN)

Effective 2025-03-25 through 2025-03-30

Mon
-

Tue

Wed

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1258)

Duration: 2:38, non-stop
Boeing 757-300 (753)

Air Canada AC3971

12:45

Chicago O'Hare (ORD) 1

14:23

Denver (DEN)

Effective 2025-04-03 through 2025-04-09

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1258)

Duration: 2:38, non-stop
Boeing 757-300 (753)

Air Canada AC3971

12:45

Chicago O'Hare (ORD) 1

14:23

Denver (DEN)

Effective 2025-04-12 through 2025-04-17

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1258)

Duration: 2:38, non-stop
Boeing 757-300 (753)

Air Canada AC3971

12:45

Chicago O'Hare (ORD) 1

14:23

Denver (DEN)

Effective 2025-04-22 through 2025-04-29

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1258)

Duration: 2:38, non-stop
Boeing 757-300 (753)

Air Canada AC3971

12:45

Chicago O'Hare (ORD) 1

14:23

Denver (DEN)

Effective 2025-05-01 through 2025-05-04

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1258)

Duration: 2:38, non-stop
Boeing 757-300 (753)

Air Canada AC3971

12:45

Chicago O'Hare (ORD) 1

14:23

Denver (DEN)

Effective 2025-05-09 through 2025-05-14

Mon
-

Tue

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1258)

Duration: 2:38, non-stop
Boeing 757-300 (753)

Air Canada AC3971

12:45

Chicago O'Hare (ORD) 1

14:23

Denver (DEN)

Effective 2025-05-17 through 2025-05-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1258)

Duration: 2:38, non-stop
Boeing 757-300 (753)

Air Canada AC3971

12:45

Chicago O'Hare (ORD) 1

14:23

Denver (DEN)

Effective from 2025-05-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1258)

Duration: 2:38, non-stop
Boeing 757-300 (753)

Air Canada AC3971

13:02

Chicago O'Hare (ORD) 1

14:52

Denver (DEN)

Effective 2024-12-22 through 2024-12-23

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1306)

Duration: 2:50, non-stop
Boeing 737 MAX 9 (7M9)

Air Canada AC3971

13:02

Chicago O'Hare (ORD) 1

14:52

Denver (DEN)

Operates only on 2024-12-31

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1306)

Duration: 2:50, non-stop
Airbus A320 (320)

Air Canada AC3971

13:10

Chicago O'Hare (ORD) 1

15:00

Denver (DEN)

Operates only on 2024-10-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:50, non-stop
Boeing 737 MAX 9 (7M9)

Air Canada AC3971

13:10

Chicago O'Hare (ORD) 1

15:00

Denver (DEN)

Effective 2024-11-04 through 2024-11-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:50, non-stop
Boeing 737 MAX 9 (7M9)

Air Canada AC3971

13:10

Chicago O'Hare (ORD) 1

15:00

Denver (DEN)

Operates only on 2024-11-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:50, non-stop
Boeing 737 MAX 9 (7M9)

Air Canada AC3971

13:10

Chicago O'Hare (ORD) 1

15:00

Denver (DEN)

Operates only on 2024-11-27

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:50, non-stop
Boeing 737 MAX 9 (7M9)

Air Canada AC3971

13:15

Chicago O'Hare (ORD) 1

14:57

Denver (DEN)

Effective 2024-09-27 through 2024-10-03

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:42, non-stop
Boeing 737-900 (739)

Air Canada AC3971

13:15

Chicago O'Hare (ORD) 1

14:57

Denver (DEN)

Effective 2024-09-30 through 2024-10-21

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:42, non-stop
Boeing 737 MAX 9 (7M9)

Air Canada AC3971

13:15

Chicago O'Hare (ORD) 1

14:57

Denver (DEN)

Effective 2024-10-09 through 2024-10-11

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:42, non-stop
Boeing 737-900 (739)

Air Canada AC3971

13:15

Chicago O'Hare (ORD) 1

14:57

Denver (DEN)

Operates only on 2024-10-17

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:42, non-stop
Boeing 737-900 (739)

Air Canada AC3971

13:15

Chicago O'Hare (ORD) 1

14:57

Denver (DEN)

Operates only on 2024-10-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:42, non-stop
Boeing 737-900 (739)

Air Canada AC3971

13:18

Chicago O'Hare (ORD) 1

15:00

Denver (DEN)

Valid until 2024-09-08

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:42, non-stop
Boeing 737-900 (739)

Air Canada AC3971

13:18

Chicago O'Hare (ORD) 1

15:00

Denver (DEN)

Effective 2024-09-10 through 2024-09-15

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:42, non-stop
Boeing 737-900 (739)

Air Canada AC3971

13:18

Chicago O'Hare (ORD) 1

15:00

Denver (DEN)

Operates only on 2024-09-22

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1882)

Duration: 2:42, non-stop
Boeing 737-900 (739)

Air Canada AC3971

16:05

Chicago O'Hare (ORD) 1

17:55

Denver (DEN)

Effective 2024-10-28 through 2024-11-02

Mon

Tue

Wed

Thu

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:50, non-stop
Airbus A321neo (32Q)

Air Canada AC3971

16:05

Chicago O'Hare (ORD) 1

17:55

Denver (DEN)

Effective 2024-11-03 through 2024-11-06

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:50, non-stop
Airbus A321neo (32Q)

Air Canada AC3971

16:05

Chicago O'Hare (ORD) 1

17:55

Denver (DEN)

Effective 2024-11-11 through 2024-11-18

Mon

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:50, non-stop
Airbus A321neo (32Q)

Air Canada AC3971

16:05

Chicago O'Hare (ORD) 1

17:55

Denver (DEN)

Effective 2024-11-21 through 2024-11-28

Mon
-

Tue

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:50, non-stop
Airbus A321neo (32Q)

Air Canada AC3971

16:05

Chicago O'Hare (ORD) 1

17:55

Denver (DEN)

Effective 2024-11-30 through 2024-12-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:50, non-stop
Airbus A321neo (32Q)

Air Canada AC3971

19:46

Chicago O'Hare (ORD) 1

21:35

Denver (DEN)

Effective 2024-12-03 through 2024-12-12

Mon
-

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:49, non-stop
Boeing 737 MAX 9 (7M9)

Air Canada AC3971

19:46

Chicago O'Hare (ORD) 1

21:35

Denver (DEN)

Effective 2024-12-13 through 2024-12-17

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:49, non-stop
Boeing 737 MAX 9 (7M9)

Air Canada AC3971

20:10

Chicago O'Hare (ORD) 1

21:54

Denver (DEN)

Effective 2024-09-26 through 2024-10-02

Mon
-

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:44, non-stop
Boeing 757-300 (753)

Air Canada AC3971

20:10

Chicago O'Hare (ORD) 1

21:54

Denver (DEN)

Effective 2024-10-04 through 2024-10-10

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:44, non-stop
Boeing 757-300 (753)

Air Canada AC3971

20:10

Chicago O'Hare (ORD) 1

21:56

Denver (DEN)

Operates only on 2024-10-12

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 213)

Duration: 2:46, non-stop
Boeing 737-900 (739)

Air Canada AC3971

20:10

Chicago O'Hare (ORD) 1

21:54

Denver (DEN)

Effective 2024-10-19 through 2024-10-20

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:44, non-stop
Boeing 757-300 (753)

Air Canada AC3971

21:13

Chicago O'Hare (ORD) 1

22:57

Denver (DEN)

Operates only on 2024-10-18

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:44, non-stop
Boeing 737-900 (739)

Air Canada AC3971

21:13

Chicago O'Hare (ORD) 1

22:57

Denver (DEN)

Operates only on 2024-10-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 767)

Duration: 2:44, non-stop
Boeing 737-900 (739)

Air Canada AC3971

21:36

Chicago O'Hare (ORD) 1

23:19

Denver (DEN)

Operates only on 2024-11-07

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2154)

Duration: 2:43, non-stop
Airbus A321neo (32Q)

Air Canada AC3971

21:36

Chicago O'Hare (ORD) 1

23:19

Denver (DEN)

Operates only on 2024-11-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2154)

Duration: 2:43, non-stop
Airbus A321neo (32Q)

Air Canada AC3971

21:36

Chicago O'Hare (ORD) 1

23:19

Denver (DEN)

Operates only on 2024-11-23

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2154)

Duration: 2:43, non-stop
Airbus A321neo (32Q)

Air Canada AC3971

21:40

Chicago O'Hare (ORD) 1

23:34

Denver (DEN)

Effective 2024-12-19 through 2024-12-25

Mon
-

Tue
-

Wed

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1748)

Duration: 2:54, non-stop
Airbus A321neo (32Q)

Air Canada AC3971

21:40

Chicago O'Hare (ORD) 1

23:34

Denver (DEN)

Effective 2024-12-27 through 2025-01-06

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1748)

Duration: 2:54, non-stop
Airbus A321neo (32Q)

Air Canada AC3971

21:45

Chicago O'Hare (ORD) 1

23:18

Denver (DEN)

Effective 2025-02-13 through 2025-02-16

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1748)

Duration: 2:33, non-stop
Boeing 737-900 (739)

Air Canada AC3971

21:45

Chicago O'Hare (ORD) 1

23:18

Denver (DEN)

Effective 2025-02-21 through 2025-02-28

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1748)

Duration: 2:33, non-stop
Boeing 737-900 (739)

Air Canada AC3971

21:45

Chicago O'Hare (ORD) 1

23:18

Denver (DEN)

Effective 2025-03-03 through 2025-03-07

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1748)

Duration: 2:33, non-stop
Boeing 737-900 (739)

Air Canada AC3971

21:45

Chicago O'Hare (ORD) 1

23:18

Denver (DEN)

Effective 2025-03-18 through 2025-03-21

Mon
-

Tue

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1748)

Duration: 2:33, non-stop
Boeing 737-900 (739)

Air Canada AC3971

21:45

Chicago O'Hare (ORD) 1

23:18

Denver (DEN)

Effective 2025-03-28 through 2025-04-02

Mon

Tue

Wed

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1748)

Duration: 2:33, non-stop
Boeing 737-900 (739)

Air Canada AC3971

21:45

Chicago O'Hare (ORD) 1

23:18

Denver (DEN)

Effective 2025-04-05 through 2025-04-11

Mon
-

Tue

Wed
-

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1748)

Duration: 2:33, non-stop
Boeing 737-900 (739)

Air Canada AC3971

21:45

Chicago O'Hare (ORD) 1

23:18

Denver (DEN)

Effective 2025-04-14 through 2025-04-21

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1748)

Duration: 2:33, non-stop
Boeing 737-900 (739)

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A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Denver airport (DEN).
The flight distance is 885 miles, or 1425 km.
The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-7 . 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 2:33 and 3:05.

Return (DEN-ORD) flights

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