United Airlines flight UA 597: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri,Sun 07:23 Phoenix Sky Harbor (PHX) 3 10:16 Denver (DEN)
UA 597 Non-stop Airbus A321neo (32Q) 1:53 Effective 2026-03-08 through 2026-03-27
Daily 08:50 Phoenix Sky Harbor (PHX) 3 11:45 Denver (DEN)
UA 597 Non-stop Boeing 737-800 (738) 1:55 Effective from 2026-10-25
Daily 09:33 Phoenix Sky Harbor (PHX) 3 12:28 Denver (DEN)
UA 597 Non-stop Boeing 737-800 (738) 1:55 Effective 2026-03-29 through 2026-04-29
Daily 10:45 Salt Lake City (SLC) 12:16 Denver (DEN)
UA 597 Non-stop Airbus A319 (319) 1:31 Effective 2026-05-21 through 2026-10-24
Daily 10:50 Salt Lake City (SLC) 12:31 Denver (DEN)
UA 597 Non-stop Airbus A319 (319) 1:41 Effective 2026-02-12 through 2026-03-04
Daily 10:50 Salt Lake City (SLC) 12:29 Denver (DEN)
UA 597 Non-stop Airbus A319 (319) 1:39 Effective 2026-04-30 through 2026-05-20
Mon,Tue,Thu-Sat 11:00 Phoenix Sky Harbor (PHX) 3 12:55 Denver (DEN)
UA 597 Non-stop Boeing 737-900 (739) 1:55 Valid until 2026-01-03
Mon,Sun 11:00 Phoenix Sky Harbor (PHX) 3 12:55 Denver (DEN)
UA 597 Non-stop Boeing 737-800 (738) 1:55 Effective 2026-01-04 through 2026-01-05
Daily 13:25 Denver (DEN) 19:29 Boston Logan (BOS) B
UA 597 Non-stop Boeing 737 MAX 8 (7M8) 4:04 Effective 2026-05-21 through 2026-10-24
Daily 13:55 Denver (DEN) 19:49 Boston Logan (BOS) B
UA 597 Non-stop Airbus A321neo (32Q) 3:54 Effective 2026-02-12 through 2026-03-04
Daily 13:55 Denver (DEN) 19:58 Boston Logan (BOS) B
UA 597 Non-stop Airbus A321neo (32Q) 4:03 Effective 2026-03-29 through 2026-04-29
Daily 13:55 Denver (DEN) 19:59 Boston Logan (BOS) B
UA 597 Non-stop Boeing 737 MAX 8 (7M8) 4:04 Effective from 2026-10-25
Mon-Thu,Sat,Sun 14:10 Denver (DEN) 20:05 Boston Logan (BOS) B
UA 597 Non-stop Boeing 737-900 (739) 3:55 Effective 2026-01-06 through 2026-01-15
Daily 14:10 Denver (DEN) 20:05 Boston Logan (BOS) B
UA 597 Non-stop Boeing 737-900 (739) 3:55 Effective 2026-01-16 through 2026-02-10
Wed 14:10 Denver (DEN) 20:07 Boston Logan (BOS) B
UA 597 Non-stop Airbus A321neo (32Q) 3:57 Operates only on 2026-02-11
Daily 14:10 Denver (DEN) 20:04 Boston Logan (BOS) B
UA 597 Non-stop Airbus A321neo (32Q) 3:54 Effective 2026-03-05 through 2026-03-28
Daily 14:10 Denver (DEN) 20:14 Boston Logan (BOS) B
UA 597 Non-stop Airbus A321neo (32Q) 4:04 Effective 2026-04-30 through 2026-05-20
Mon,Tue,Thu-Sun 14:47 Denver (DEN) 20:42 Boston Logan (BOS) B
UA 597 Non-stop Boeing 737-900 (739) 3:55 Valid until 2026-01-05
Non-Direct Flights:
Mon-Fri,Sun 07:23 Phoenix Sky Harbor (PHX) 3 20:04 Boston Logan (BOS) B
UA 597 1-stop Airbus A321neo (32Q) 9:41 Effective 2026-03-08 through 2026-03-27
Daily 08:50 Phoenix Sky Harbor (PHX) 3 19:59 Boston Logan (BOS) B
UA 597 1-stop Boeing 737-800 (738) 8:09 Effective from 2026-10-25
Daily 09:33 Phoenix Sky Harbor (PHX) 3 19:58 Boston Logan (BOS) B
UA 597 1-stop Boeing 737-800 (738) 7:25 Effective 2026-03-29 through 2026-04-29
Daily 10:45 Salt Lake City (SLC) 19:29 Boston Logan (BOS) B
UA 597 1-stop Airbus A319 (319) 6:44 Effective 2026-05-21 through 2026-10-24
Daily 10:50 Salt Lake City (SLC) 19:49 Boston Logan (BOS) B
UA 597 1-stop Airbus A319 (319) 6:59 Effective 2026-02-12 through 2026-03-04
Daily 10:50 Salt Lake City (SLC) 20:14 Boston Logan (BOS) B
UA 597 1-stop Airbus A319 (319) 7:24 Effective 2026-04-30 through 2026-05-20
Mon,Tue,Thu-Sat 11:00 Phoenix Sky Harbor (PHX) 3 20:42 Boston Logan (BOS) B
UA 597 1-stop Boeing 737-900 (739) 7:42 Valid until 2026-01-03
Mon,Sun 11:00 Phoenix Sky Harbor (PHX) 3 20:42 Boston Logan (BOS) B
UA 597 1-stop Boeing 737-800 (738) 7:42 Effective 2026-01-04 through 2026-01-05
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This flight number is listed as serving the following routes:


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United Airlines flight UA 597: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA597
07:23
Phoenix Sky Harbor (PHX) 3

10:16
Denver (DEN)
Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:53, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA597
08:50
Phoenix Sky Harbor (PHX) 3

11:45
Denver (DEN)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:55, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA597
09:33
Phoenix Sky Harbor (PHX) 3

12:28
Denver (DEN)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:55, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA597
10:45
Salt Lake City (SLC)

12:16
Denver (DEN)
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA597
10:50
Salt Lake City (SLC)

12:31
Denver (DEN)
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:41, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA597
10:50
Salt Lake City (SLC)

12:29
Denver (DEN)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA597
11:00
Phoenix Sky Harbor (PHX) 3

12:55
Denver (DEN)
Valid until 2026-01-03
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA597
11:00
Phoenix Sky Harbor (PHX) 3

12:55
Denver (DEN)
Effective 2026-01-04 through 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA597
13:25
Denver (DEN)

19:29
Boston Logan (BOS) B
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:04, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA597
13:55
Denver (DEN)

19:49
Boston Logan (BOS) B
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:54, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA597
13:55
Denver (DEN)

19:58
Boston Logan (BOS) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:03, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA597
13:55
Denver (DEN)

19:59
Boston Logan (BOS) B
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:04, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA597
14:10
Denver (DEN)

20:05
Boston Logan (BOS) B
Effective 2026-01-06 through 2026-01-15
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Duration: 3:55, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA597
14:10
Denver (DEN)

20:05
Boston Logan (BOS) B
Effective 2026-01-16 through 2026-02-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:55, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA597
14:10
Denver (DEN)

20:07
Boston Logan (BOS) B
Operates only on 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:57, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA597
14:10
Denver (DEN)

20:04
Boston Logan (BOS) B
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:54, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA597
14:10
Denver (DEN)

20:14
Boston Logan (BOS) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:04, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA597
14:47
Denver (DEN)

20:42
Boston Logan (BOS) B
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:55, non-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA597
07:23
Phoenix Sky Harbor (PHX) 3

20:04
Boston Logan (BOS) B
Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 9:41, 1-stop
Airbus A321neo (32Q)
Non-Direct Flights:
United Airlines UA597
08:50
Phoenix Sky Harbor (PHX) 3

19:59
Boston Logan (BOS) B
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:09, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA597
09:33
Phoenix Sky Harbor (PHX) 3

19:58
Boston Logan (BOS) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:25, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA597
10:45
Salt Lake City (SLC)

19:29
Boston Logan (BOS) B
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:44, 1-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA597
10:50
Salt Lake City (SLC)

19:49
Boston Logan (BOS) B
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:59, 1-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA597
10:50
Salt Lake City (SLC)

20:14
Boston Logan (BOS) B
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:24, 1-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA597
11:00
Phoenix Sky Harbor (PHX) 3

20:42
Boston Logan (BOS) B
Valid until 2026-01-03
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 7:42, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA597
11:00
Phoenix Sky Harbor (PHX) 3

20:42
Boston Logan (BOS) B
Effective 2026-01-04 through 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 7:42, 1-stop
Boeing 737-800 (738)
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Parallax here -
This flight number is listed as serving the following routes:
  • Denver (DEN) - Boston Logan (BOS)
  • Phoenix Sky Harbor (PHX) - Boston Logan (BOS)
  • Phoenix Sky Harbor (PHX) - Denver (DEN)
  • Salt Lake City (SLC) - Boston Logan (BOS)
  • Salt Lake City (SLC) - Denver (DEN)
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