United Airlines flights from Chicago O'Hare (ORD) to Denver (DEN).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 13:58 Chicago O'Hare (ORD) 1 15:39 Denver (DEN)
United Airlines UA 503 Non-stop Boeing 737-900 (739) 2:41 Effective 2025-08-19 through 2025-09-24
Daily 14:16 Chicago O'Hare (ORD) 1 16:02 Denver (DEN)
United Airlines UA 503 Non-stop Airbus A321neo (32Q) 2:46 Effective 2025-09-25 through 2025-10-25
Daily 14:18 Chicago O'Hare (ORD) 1 15:56 Denver (DEN)
United Airlines UA 503 Non-stop Boeing 737-900 (739) 2:38 Effective from 2025-10-26
Mon,Tue,Thu-Sun 14:33 Chicago O'Hare (ORD) 1 16:26 Denver (DEN)
United Airlines UA 503 Non-stop Airbus A321neo (32Q) 2:53 Effective 2025-05-22 through 2025-06-03
Wed 14:33 Chicago O'Hare (ORD) 1 16:25 Denver (DEN)
United Airlines UA 503 Non-stop Boeing 757-300 (753) 2:52 Operates only on 2025-05-28
Daily 14:33 Chicago O'Hare (ORD) 1 16:26 Denver (DEN)
United Airlines UA 503 Non-stop Airbus A321neo (32Q) 2:53 Effective 2025-06-04 through 2025-06-24
Wed 14:33 Chicago O'Hare (ORD) 1 16:26 Denver (DEN)
United Airlines UA 503 Non-stop Boeing 737 MAX 9 (7M9) 2:53 Operates only on 2025-06-25
Daily 14:35 Chicago O'Hare (ORD) 1 16:27 Denver (DEN)
United Airlines UA 503 Non-stop Boeing 757-300 (753) 2:52 Effective 2025-06-26 through 2025-08-18
Daily 13:04 Chicago O'Hare (ORD) 1 14:46 Denver (DEN)
United Airlines UA 622 Non-stop Boeing 777 (777) 2:42 Effective 2025-06-26 through 2025-08-18
Daily 14:53 Chicago O'Hare (ORD) 1 16:35 Denver (DEN)
United Airlines UA 664 Non-stop Boeing 777 (777) 2:42 Effective 2025-09-25 through 2025-10-25
Daily 08:49 Chicago O'Hare (ORD) 1 10:35 Denver (DEN)
United Airlines UA 767 Non-stop Boeing 777 (777) 2:46 Effective 2025-08-19 through 2025-10-25
Daily 08:55 Chicago O'Hare (ORD) 1 10:30 Denver (DEN)
United Airlines UA 767 Non-stop Boeing 757-300 (753) 2:35 Effective from 2025-10-26
Mon,Wed-Sun 18:35 Chicago O'Hare (ORD) 1 20:36 Denver (DEN)
United Airlines UA 767 Non-stop Boeing 757-300 (753) 3:01 Effective 2025-06-26 through 2025-07-04
Tue 18:35 Chicago O'Hare (ORD) 1 20:38 Denver (DEN)
United Airlines UA 767 Non-stop Airbus A321neo (32Q) 3:03 Effective 2025-07-01 through 2025-07-29
Sat 18:35 Chicago O'Hare (ORD) 1 20:38 Denver (DEN)
United Airlines UA 767 Non-stop Boeing 737-900 (739) 3:03 Operates only on 2025-07-05
Mon,Wed-Sun 18:35 Chicago O'Hare (ORD) 1 20:36 Denver (DEN)
United Airlines UA 767 Non-stop Boeing 757-300 (753) 3:01 Effective 2025-07-06 through 2025-07-31
Daily 21:17 Chicago O'Hare (ORD) 1 23:12 Denver (DEN)
United Airlines UA 767 Non-stop Boeing 737-900 (739) 2:55 Valid until 2025-05-21
Daily 21:32 Chicago O'Hare (ORD) 1 23:22 Denver (DEN)
United Airlines UA 767 Non-stop Airbus A321neo (32Q) 2:50 Effective 2025-08-01 through 2025-08-18
Daily 21:40 Chicago O'Hare (ORD) 1 23:30 Denver (DEN)
United Airlines UA 767 Non-stop Airbus A321neo (32Q) 2:50 Effective 2025-05-22 through 2025-06-25
Mon-Fri,Sun 07:10 Chicago O'Hare (ORD) 1 09:06 Denver (DEN)
United Airlines UA 791 Non-stop Airbus A321neo (32Q) 2:56 Valid until 2025-05-16
Sat 07:10 Chicago O'Hare (ORD) 1 09:06 Denver (DEN)
United Airlines UA 791 Non-stop Boeing 737-900 (739) 2:56 Effective 2025-05-03 through 2025-05-17
Sun 07:10 Chicago O'Hare (ORD) 1 09:06 Denver (DEN)
United Airlines UA 791 Non-stop Boeing 737-900 (739) 2:56 Operates only on 2025-05-18
Mon-Wed 07:10 Chicago O'Hare (ORD) 1 09:06 Denver (DEN)
United Airlines UA 791 Non-stop Airbus A321neo (32Q) 2:56 Effective 2025-05-19 through 2025-05-21
Daily 07:10 Chicago O'Hare (ORD) 1 08:58 Denver (DEN)
United Airlines UA 791 Non-stop Airbus A321neo (32Q) 2:48 Effective 2025-06-26 through 2025-08-18
Daily 07:10 Chicago O'Hare (ORD) 1 08:55 Denver (DEN)
United Airlines UA 791 Non-stop Airbus A321neo (32Q) 2:45 Effective 2025-09-25 through 2025-10-25
Daily 07:15 Chicago O'Hare (ORD) 1 08:55 Denver (DEN)
United Airlines UA 791 Non-stop Airbus A321neo (32Q) 2:40 Effective 2025-08-19 through 2025-09-24
Daily 07:15 Chicago O'Hare (ORD) 1 08:55 Denver (DEN)
United Airlines UA 791 Non-stop Boeing 737-900 (739) 2:40 Effective from 2025-10-26
Daily 19:39 Chicago O'Hare (ORD) 1 21:25 Denver (DEN)
United Airlines UA 1084 Non-stop Boeing 757-300 (753) 2:46 Effective 2025-08-19 through 2025-09-24
Daily 19:39 Chicago O'Hare (ORD) 1 21:25 Denver (DEN)
United Airlines UA 1084 Non-stop Boeing 737-900 (739) 2:46 Effective 2025-10-26 through 2025-12-17
Daily 20:08 Chicago O'Hare (ORD) 1 21:59 Denver (DEN)
United Airlines UA 1084 Non-stop Boeing 757-300 (753) 2:51 Effective 2025-09-25 through 2025-10-25
Daily 07:10 Chicago O'Hare (ORD) 1 08:58 Denver (DEN)
United Airlines UA 1131 Non-stop Airbus A321neo (32Q) 2:48 Effective 2025-05-22 through 2025-06-25
Daily 13:20 Chicago O'Hare (ORD) 1 14:57 Denver (DEN)
United Airlines UA 1245 Non-stop Boeing 737-900 (739) 2:37 Effective 2025-10-26 through 2025-12-01
Daily 13:20 Chicago O'Hare (ORD) 1 14:57 Denver (DEN)
United Airlines UA 1245 Non-stop Boeing 737-900 (739) 2:37 Effective 2025-12-18 through 2026-01-05
Daily 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN)
United Airlines UA 1484 Non-stop Airbus A321neo (32Q) 2:38 Effective 2025-08-19 through 2025-09-24
Daily 12:45 Chicago O'Hare (ORD) 1 14:23 Denver (DEN)
United Airlines UA 1484 Non-stop Boeing 757-300 (753) 2:38 Effective from 2025-10-26
Daily 12:55 Chicago O'Hare (ORD) 1 14:37 Denver (DEN)
United Airlines UA 1484 Non-stop Airbus A321neo (32Q) 2:42 Effective 2025-09-25 through 2025-10-25
Daily 14:35 Chicago O'Hare (ORD) 1 16:30 Denver (DEN)
United Airlines UA 1588 Non-stop Boeing 757-300 (753) 2:55 Valid until 2025-05-21
Daily 08:45 Chicago O'Hare (ORD) 1 10:41 Denver (DEN)
United Airlines UA 1599 Non-stop Boeing 777 (777) 2:56 Valid until 2025-05-21
Mon-Sat 08:45 Chicago O'Hare (ORD) 1 10:35 Denver (DEN)
United Airlines UA 1599 Non-stop Boeing 777 (777) 2:50 Effective 2025-05-22 through 2025-06-28
Daily 08:45 Chicago O'Hare (ORD) 1 10:35 Denver (DEN)
United Airlines UA 1599 Non-stop Boeing 777 (777) 2:50 Effective 2025-06-29 through 2025-08-18
Sun 08:50 Chicago O'Hare (ORD) 1 10:48 Denver (DEN)
United Airlines UA 1599 Non-stop Boeing 737 MAX 9 (7M9) 2:58 Effective 2025-05-25 through 2025-06-22
Daily 21:32 Chicago O'Hare (ORD) 1 23:22 Denver (DEN)
United Airlines UA 1748 Non-stop Airbus A321neo (32Q) 2:50 Effective 2025-06-26 through 2025-07-03
Daily 21:32 Chicago O'Hare (ORD) 1 23:22 Denver (DEN)
United Airlines UA 1748 Non-stop Airbus A321neo (32Q) 2:50 Effective 2025-07-05 through 2025-07-31
Daily 15:45 Chicago O'Hare (ORD) 1 17:39 Denver (DEN)
United Airlines UA 1801 Non-stop Boeing 777 (777) 2:54 Valid until 2025-05-21
Daily 15:55 Chicago O'Hare (ORD) 1 17:35 Denver (DEN)
United Airlines UA 1801 Non-stop Airbus A321neo (32Q) 2:40 Effective 2025-08-19 through 2025-09-24
Daily 15:55 Chicago O'Hare (ORD) 1 17:35 Denver (DEN)
United Airlines UA 1801 Non-stop Boeing 757-300 (753) 2:40 Effective from 2025-10-26
Daily 16:10 Chicago O'Hare (ORD) 1 17:56 Denver (DEN)
United Airlines UA 1801 Non-stop Airbus A321neo (32Q) 2:46 Effective 2025-09-25 through 2025-10-25
Mon,Tue,Thu-Sun 16:20 Chicago O'Hare (ORD) 1 18:12 Denver (DEN)
United Airlines UA 1801 Non-stop Boeing 757-300 (753) 2:52 Effective 2025-05-22 through 2025-06-03
Wed 16:20 Chicago O'Hare (ORD) 1 18:14 Denver (DEN)
United Airlines UA 1801 Non-stop Airbus A321neo (32Q) 2:54 Operates only on 2025-05-28
Daily 16:20 Chicago O'Hare (ORD) 1 18:12 Denver (DEN)
United Airlines UA 1801 Non-stop Boeing 757-300 (753) 2:52 Effective 2025-06-04 through 2025-06-28
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United Airlines flights from Chicago O'Hare (ORD) to Denver (DEN).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:41, non-stop
Boeing 737-900 (739)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:46, non-stop
Airbus A321neo (32Q)

Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:38, non-stop
Boeing 737-900 (739)

Effective 2025-05-22 through 2025-06-03
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:53, non-stop
Airbus A321neo (32Q)

Operates only on 2025-05-28
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:52, non-stop
Boeing 757-300 (753)

Effective 2025-06-04 through 2025-06-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:53, non-stop
Airbus A321neo (32Q)

Operates only on 2025-06-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:53, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:52, non-stop
Boeing 757-300 (753)

Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:42, non-stop
Boeing 777 (777)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:42, non-stop
Boeing 777 (777)

Effective 2025-08-19 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:46, non-stop
Boeing 777 (777)

Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:35, non-stop
Boeing 757-300 (753)

Effective 2025-06-26 through 2025-07-04
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 3:01, non-stop
Boeing 757-300 (753)

Effective 2025-07-01 through 2025-07-29
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:03, non-stop
Airbus A321neo (32Q)

Operates only on 2025-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:03, non-stop
Boeing 737-900 (739)

Effective 2025-07-06 through 2025-07-31
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 3:01, non-stop
Boeing 757-300 (753)

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:55, non-stop
Boeing 737-900 (739)

Effective 2025-08-01 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Airbus A321neo (32Q)

Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Airbus A321neo (32Q)

Valid until 2025-05-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:56, non-stop
Airbus A321neo (32Q)

Effective 2025-05-03 through 2025-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:56, non-stop
Boeing 737-900 (739)

Operates only on 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:56, non-stop
Boeing 737-900 (739)

Effective 2025-05-19 through 2025-05-21
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:56, non-stop
Airbus A321neo (32Q)

Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:48, non-stop
Airbus A321neo (32Q)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Airbus A321neo (32Q)

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Airbus A321neo (32Q)

Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Boeing 737-900 (739)

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:46, non-stop
Boeing 757-300 (753)

Effective 2025-10-26 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:46, non-stop
Boeing 737-900 (739)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:51, non-stop
Boeing 757-300 (753)

Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:48, non-stop
Airbus A321neo (32Q)

Effective 2025-10-26 through 2025-12-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:37, non-stop
Boeing 737-900 (739)

Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:37, non-stop
Boeing 737-900 (739)

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:38, non-stop
Airbus A321neo (32Q)

Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:38, non-stop
Boeing 757-300 (753)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:42, non-stop
Airbus A321neo (32Q)

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:55, non-stop
Boeing 757-300 (753)

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:56, non-stop
Boeing 777 (777)

Effective 2025-05-22 through 2025-06-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:50, non-stop
Boeing 777 (777)

Effective 2025-06-29 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Boeing 777 (777)

Effective 2025-05-25 through 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:58, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-06-26 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Airbus A321neo (32Q)

Effective 2025-07-05 through 2025-07-31
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Airbus A321neo (32Q)

Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:54, non-stop
Boeing 777 (777)

Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Airbus A321neo (32Q)

Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Boeing 757-300 (753)

Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:46, non-stop
Airbus A321neo (32Q)

Effective 2025-05-22 through 2025-06-03
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:52, non-stop
Boeing 757-300 (753)

Operates only on 2025-05-28
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:54, non-stop
Airbus A321neo (32Q)

Effective 2025-06-04 through 2025-06-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:52, non-stop
Boeing 757-300 (753)
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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 3:03.