United Airlines flight UA 621: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue,Wed 08:31 Detroit (DTW) N 09:54 Denver (DEN)
UA 621 Non-stop Airbus A319 (319) 3:23 Effective 2024-01-09 through 2024-02-13
Wed 08:31 Detroit (DTW) N 09:54 Denver (DEN)
UA 621 Non-stop Airbus A320 (320) 3:23 Operates only on 2024-02-14
Daily 08:34 Detroit (DTW) N 10:05 Denver (DEN)
UA 621 Non-stop Airbus A320 (320) 3:31 Effective 2024-03-07 through 2024-03-30
Daily 08:35 Detroit (DTW) N 10:06 Denver (DEN)
UA 621 Non-stop Airbus A319 (319) 3:31 Effective 2024-02-15 through 2024-03-06
Mon,Thu,Fri,Sun 08:40 Detroit (DTW) N 10:04 Denver (DEN)
UA 621 Non-stop Airbus A319 (319) 3:24 Effective 2024-01-11 through 2024-02-12
Sat 08:40 Detroit (DTW) N 10:04 Denver (DEN)
UA 621 Non-stop Airbus A320 (320) 3:24 Effective 2024-01-13 through 2024-02-10
Daily 08:55 Detroit (DTW) N 10:15 Denver (DEN)
UA 621 Non-stop Airbus A320 (320) 3:20 Effective 2024-03-31 through 2024-05-22
Daily 08:55 Detroit (DTW) N 10:05 Denver (DEN)
UA 621 Non-stop Boeing 737-800 (738) 3:10 Effective from 2024-05-23
Daily 10:35 O'Hare, Chicago (ORD) 1 13:35 George Bush, Houston (IAH) C
UA 621 Non-stop Boeing 737-800 (738) 3:00 Valid until 2024-01-05
Sat 10:35 O'Hare, Chicago (ORD) 1 13:35 George Bush, Houston (IAH) C
UA 621 Non-stop Boeing 737-700 (73G) 3:00 Operates only on 2024-01-06
Sun 10:35 O'Hare, Chicago (ORD) 1 13:35 George Bush, Houston (IAH) C
UA 621 Non-stop Boeing 737-800 (738) 3:00 Operates only on 2024-01-07
Mon 10:35 O'Hare, Chicago (ORD) 1 13:35 George Bush, Houston (IAH) C
UA 621 Non-stop Airbus A320 (320) 3:00 Operates only on 2024-01-08
This flight number is listed as serving the following routes:


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United Airlines flight UA 621: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA621
08:31
Detroit (DTW) N

09:54
Denver (DEN)
Effective 2024-01-09 through 2024-02-13
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:23, non-stop
Airbus A319 (319)
United Airlines UA621
08:31
Detroit (DTW) N

09:54
Denver (DEN)
Operates only on 2024-02-14
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:23, non-stop
Airbus A320 (320)
United Airlines UA621
08:34
Detroit (DTW) N

10:05
Denver (DEN)
Effective 2024-03-07 through 2024-03-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:31, non-stop
Airbus A320 (320)
United Airlines UA621
08:35
Detroit (DTW) N

10:06
Denver (DEN)
Effective 2024-02-15 through 2024-03-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:31, non-stop
Airbus A319 (319)
United Airlines UA621
08:40
Detroit (DTW) N

10:04
Denver (DEN)
Effective 2024-01-11 through 2024-02-12
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:24, non-stop
Airbus A319 (319)
United Airlines UA621
08:40
Detroit (DTW) N

10:04
Denver (DEN)
Effective 2024-01-13 through 2024-02-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:24, non-stop
Airbus A320 (320)
United Airlines UA621
08:55
Detroit (DTW) N

10:15
Denver (DEN)
Effective 2024-03-31 through 2024-05-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:20, non-stop
Airbus A320 (320)
United Airlines UA621
08:55
Detroit (DTW) N

10:05
Denver (DEN)
Effective from 2024-05-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:10, non-stop
Boeing 737-800 (738)
United Airlines UA621
10:35
O'Hare, Chicago (ORD) 1

13:35
George Bush, Houston (IAH) C
Valid until 2024-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Boeing 737-800 (738)
United Airlines UA621
10:35
O'Hare, Chicago (ORD) 1

13:35
George Bush, Houston (IAH) C
Operates only on 2024-01-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:00, non-stop
Boeing 737-700 (73G)
United Airlines UA621
10:35
O'Hare, Chicago (ORD) 1

13:35
George Bush, Houston (IAH) C
Operates only on 2024-01-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:00, non-stop
Boeing 737-800 (738)
United Airlines UA621
10:35
O'Hare, Chicago (ORD) 1

13:35
George Bush, Houston (IAH) C
Operates only on 2024-01-08
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:00, non-stop
Airbus A320 (320)
This flight number is listed as serving the following routes:
  • Detroit (DTW) - Denver (DEN)
  • O'Hare, Chicago (ORD) - George Bush, Houston (IAH)
All United Airlines flights
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