United Airlines flight UA 397: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue 05:00 Seattle-Tacoma (SEA) 08:48 Denver (DEN)
UA 397 Non-stop Boeing 737-800 (738) 2:48 Operates only on 2026-01-06
Daily 05:00 Seattle-Tacoma (SEA) 08:48 Denver (DEN)
UA 397 Non-stop Boeing 737 MAX 9 (7M9) 2:48 Effective 2026-01-07 through 2026-02-03
Mon-Sat 05:00 Seattle-Tacoma (SEA) 08:48 Denver (DEN)
UA 397 Non-stop Boeing 737 MAX 9 (7M9) 2:48 Effective 2026-02-05 through 2026-02-11
Sun 05:00 Seattle-Tacoma (SEA) 08:48 Denver (DEN)
UA 397 Non-stop Boeing 737-900 (739) 2:48 Operates only on 2026-02-08
Sat 06:38 Phoenix Sky Harbor (PHX) 3 08:32 Denver (DEN)
UA 397 Non-stop Airbus A321neo (32Q) 1:54 Operates only on 2026-02-14
Wed 07:00 Idaho Falls (IDA) 08:55 Denver (DEN)
UA 397 Non-stop Airbus A320 (320) 1:55 Operates only on 2026-02-04
Mon-Fri 07:00 Phoenix Sky Harbor (PHX) 3 08:53 Denver (DEN)
UA 397 Non-stop Boeing 737 MAX 8 (7M8) 1:53 Effective 2026-02-12 through 2026-02-20
Sun 07:00 Phoenix Sky Harbor (PHX) 3 08:53 Denver (DEN)
UA 397 Non-stop Boeing 737 MAX 9 (7M9) 1:53 Effective 2026-02-15 through 2026-03-01
Mon-Sat 07:00 Phoenix Sky Harbor (PHX) 3 08:53 Denver (DEN)
UA 397 Non-stop Boeing 737 MAX 8 (7M8) 1:53 Effective 2026-02-21 through 2026-03-04
Mon,Tue,Thu,Fri,Sun 09:35 Denver (DEN) 12:39 Minneapolis/Saint Paul (MSP) 1
UA 397 Non-stop Airbus A320 (320) 2:04 Valid until 2026-01-06
Daily 09:35 Denver (DEN) 12:39 Minneapolis/Saint Paul (MSP) 1
UA 397 Non-stop Airbus A320 (320) 2:04 Effective 2026-01-07 through 2026-02-03
Daily 09:35 Denver (DEN) 12:39 Minneapolis/Saint Paul (MSP) 1
UA 397 Non-stop Airbus A320 (320) 2:04 Effective 2026-02-05 through 2026-02-11
Daily 09:35 Denver (DEN) 12:33 Minneapolis/Saint Paul (MSP) 1
UA 397 Non-stop Boeing 737-800 (738) 1:58 Effective 2026-03-05 through 2026-03-28
Daily 09:35 Denver (DEN) 12:35 Minneapolis/Saint Paul (MSP) 1
UA 397 Non-stop Boeing 737-800 (738) 2:00 Effective 2026-03-29 through 2026-04-29
Daily 09:35 Denver (DEN) 12:35 Minneapolis/Saint Paul (MSP) 1
UA 397 Non-stop Airbus A320 (320) 2:00 Effective 2026-04-30 through 2026-05-20
Daily 09:36 Denver (DEN) 12:34 Minneapolis/Saint Paul (MSP) 1
UA 397 Non-stop Boeing 737-800 (738) 1:58 Effective 2026-02-12 through 2026-03-04
Daily 09:45 Denver (DEN) 12:45 Minneapolis/Saint Paul (MSP) 1
UA 397 Non-stop Boeing 737-800 (738) 2:00 Effective from 2026-05-21
Sat 14:18 El Paso (ELP) 17:17 Houston George Bush (IAH) C
UA 397 Non-stop Airbus A320 (320) 1:59 Operates only on 2026-01-03
Non-Direct Flights:
Tue 05:00 Seattle-Tacoma (SEA) 12:39 Minneapolis/Saint Paul (MSP) 1
UA 397 1-stop Boeing 737-800 (738) 5:39 Operates only on 2026-01-06
Daily 05:00 Seattle-Tacoma (SEA) 12:39 Minneapolis/Saint Paul (MSP) 1
UA 397 1-stop Boeing 737 MAX 9 (7M9) 5:39 Effective 2026-01-07 through 2026-02-03
Mon-Sat 05:00 Seattle-Tacoma (SEA) 12:39 Minneapolis/Saint Paul (MSP) 1
UA 397 1-stop Boeing 737 MAX 9 (7M9) 5:39 Effective 2026-02-05 through 2026-02-11
Sun 05:00 Seattle-Tacoma (SEA) 12:39 Minneapolis/Saint Paul (MSP) 1
UA 397 1-stop Boeing 737-900 (739) 5:39 Operates only on 2026-02-08
Sat 06:38 Phoenix Sky Harbor (PHX) 3 12:34 Minneapolis/Saint Paul (MSP) 1
UA 397 1-stop Airbus A321neo (32Q) 4:56 Operates only on 2026-02-14
Mon-Fri 07:00 Phoenix Sky Harbor (PHX) 3 12:34 Minneapolis/Saint Paul (MSP) 1
UA 397 1-stop Boeing 737 MAX 8 (7M8) 4:34 Effective 2026-02-12 through 2026-02-20
Sun 07:00 Phoenix Sky Harbor (PHX) 3 12:34 Minneapolis/Saint Paul (MSP) 1
UA 397 1-stop Boeing 737 MAX 9 (7M9) 4:34 Effective 2026-02-15 through 2026-03-01
Mon-Sat 07:00 Phoenix Sky Harbor (PHX) 3 12:34 Minneapolis/Saint Paul (MSP) 1
UA 397 1-stop Boeing 737 MAX 8 (7M8) 4:34 Effective 2026-02-21 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 397: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA397
05:00
Seattle-Tacoma (SEA)

08:48
Denver (DEN)
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:48, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA397
05:00
Seattle-Tacoma (SEA)

08:48
Denver (DEN)
Effective 2026-01-07 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:48, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA397
05:00
Seattle-Tacoma (SEA)

08:48
Denver (DEN)
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:48, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA397
05:00
Seattle-Tacoma (SEA)

08:48
Denver (DEN)
Operates only on 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:48, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA397
06:38
Phoenix Sky Harbor (PHX) 3

08:32
Denver (DEN)
Operates only on 2026-02-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:54, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA397
07:00
Idaho Falls (IDA)

08:55
Denver (DEN)
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA397
07:00
Phoenix Sky Harbor (PHX) 3

08:53
Denver (DEN)
Effective 2026-02-12 through 2026-02-20
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:53, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA397
07:00
Phoenix Sky Harbor (PHX) 3

08:53
Denver (DEN)
Effective 2026-02-15 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:53, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA397
07:00
Phoenix Sky Harbor (PHX) 3

08:53
Denver (DEN)
Effective 2026-02-21 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:53, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA397
09:35
Denver (DEN)

12:39
Minneapolis/Saint Paul (MSP) 1
Valid until 2026-01-06
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:04, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA397
09:35
Denver (DEN)

12:39
Minneapolis/Saint Paul (MSP) 1
Effective 2026-01-07 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:04, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA397
09:35
Denver (DEN)

12:39
Minneapolis/Saint Paul (MSP) 1
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:04, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA397
09:35
Denver (DEN)

12:33
Minneapolis/Saint Paul (MSP) 1
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:58, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA397
09:35
Denver (DEN)

12:35
Minneapolis/Saint Paul (MSP) 1
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA397
09:35
Denver (DEN)

12:35
Minneapolis/Saint Paul (MSP) 1
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA397
09:36
Denver (DEN)

12:34
Minneapolis/Saint Paul (MSP) 1
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:58, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA397
09:45
Denver (DEN)

12:45
Minneapolis/Saint Paul (MSP) 1
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA397
14:18
El Paso (ELP)

17:17
Houston George Bush (IAH) C
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:59, non-stop
Airbus A320 (320)
Non-Direct Flights:
United Airlines UA397
05:00
Seattle-Tacoma (SEA)

12:39
Minneapolis/Saint Paul (MSP) 1
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:39, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA397
05:00
Seattle-Tacoma (SEA)

12:39
Minneapolis/Saint Paul (MSP) 1
Effective 2026-01-07 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:39, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA397
05:00
Seattle-Tacoma (SEA)

12:39
Minneapolis/Saint Paul (MSP) 1
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 5:39, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA397
05:00
Seattle-Tacoma (SEA)

12:39
Minneapolis/Saint Paul (MSP) 1
Operates only on 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:39, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA397
06:38
Phoenix Sky Harbor (PHX) 3

12:34
Minneapolis/Saint Paul (MSP) 1
Operates only on 2026-02-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:56, 1-stop
Airbus A321neo (32Q)
Non-Direct Flights:
United Airlines UA397
07:00
Phoenix Sky Harbor (PHX) 3

12:34
Minneapolis/Saint Paul (MSP) 1
Effective 2026-02-12 through 2026-02-20
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:34, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA397
07:00
Phoenix Sky Harbor (PHX) 3

12:34
Minneapolis/Saint Paul (MSP) 1
Effective 2026-02-15 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:34, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA397
07:00
Phoenix Sky Harbor (PHX) 3

12:34
Minneapolis/Saint Paul (MSP) 1
Effective 2026-02-21 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:34, 1-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Denver (DEN) - Minneapolis/Saint Paul (MSP)
  • El Paso (ELP) - Houston George Bush (IAH)
  • Idaho Falls (IDA) - Denver (DEN)
  • Phoenix Sky Harbor (PHX) - Denver (DEN)
  • Phoenix Sky Harbor (PHX) - Minneapolis/Saint Paul (MSP)
  • Seattle-Tacoma (SEA) - Denver (DEN)
  • Seattle-Tacoma (SEA) - Minneapolis/Saint Paul (MSP)
All United Airlines flights
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