United Airlines flight UA 1252: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon,Wed-Sat 06:00 Cleveland (CLE) 07:20 Washington Dulles (IAD)
UA 1252 Non-stop Boeing 737-900 (739) 1:20 Effective 2026-03-05 through 2026-03-28
Tue,Sun 06:00 Cleveland (CLE) 07:20 Washington Dulles (IAD)
UA 1252 Non-stop Boeing 737-800 (738) 1:20 Effective 2026-03-08 through 2026-03-24
Daily 06:00 Cleveland (CLE) 07:20 Washington Dulles (IAD)
UA 1252 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2026-03-29 through 2026-04-29
Daily 06:00 Cleveland (CLE) 07:35 Washington Dulles (IAD)
UA 1252 Non-stop Boeing 737 MAX 9 (7M9) 1:35 Effective 2026-04-30 through 2026-05-20
Daily 06:00 Cleveland (CLE) 07:35 Washington Dulles (IAD)
UA 1252 Non-stop Boeing 737-700 (73G) 1:35 Effective from 2026-05-21
Mon-Fri,Sun 08:15 Washington Dulles (IAD) 09:38 John Glenn Columbus (CMH)
UA 1252 Non-stop Airbus A319 (319) 1:23 Effective 2026-03-05 through 2026-03-27
Sat 08:15 Washington Dulles (IAD) 09:39 John Glenn Columbus (CMH)
UA 1252 Non-stop Airbus A320 (320) 1:24 Effective 2026-03-07 through 2026-03-28
Daily 09:45 Philadelphia (PHL) D 12:12 Denver (DEN)
UA 1252 Non-stop Boeing 737-800 (738) 4:27 Valid until 2026-01-05
Daily 10:08 Washington Dulles (IAD) 11:13 Chicago O'Hare (ORD) 1
UA 1252 Non-stop Boeing 737-900 (739) 2:05 Effective from 2026-04-30
Daily 10:20 Washington Dulles (IAD) 11:37 Chicago O'Hare (ORD) 1
UA 1252 Non-stop Boeing 737-900 (739) 2:17 Effective 2026-03-29 through 2026-04-29
Daily 13:43 Denver (DEN) 15:17 Los Angeles (LAX) 7
UA 1252 Non-stop Airbus A321neo (32Q) 2:34 Valid until 2026-01-05
Mon-Fri,Sun 13:45 Denver (DEN) 15:26 Los Angeles (LAX) 7
UA 1252 Non-stop Airbus A321neo (32Q) 2:41 Effective 2026-02-12 through 2026-03-04
Sat 13:45 Denver (DEN) 15:25 Los Angeles (LAX) 7
UA 1252 Non-stop Boeing 737-900 (739) 2:40 Effective 2026-02-14 through 2026-02-28
Daily 13:52 Denver (DEN) 15:26 Los Angeles (LAX) 7
UA 1252 Non-stop Airbus A321neo (32Q) 2:34 Effective 2026-01-07 through 2026-02-11
Tue 14:01 Denver (DEN) 15:35 Los Angeles (LAX) 7
UA 1252 Non-stop Airbus A321neo (32Q) 2:34 Operates only on 2026-01-06
Non-Direct Flights:
Mon,Wed-Fri 06:00 Cleveland (CLE) 09:38 John Glenn Columbus (CMH)
UA 1252 1-stop Boeing 737-900 (739) 3:38 Effective 2026-03-05 through 2026-03-27
Sat 06:00 Cleveland (CLE) 09:39 John Glenn Columbus (CMH)
UA 1252 1-stop Boeing 737-900 (739) 3:39 Effective 2026-03-07 through 2026-03-28
Tue,Sun 06:00 Cleveland (CLE) 09:38 John Glenn Columbus (CMH)
UA 1252 1-stop Boeing 737-800 (738) 3:38 Effective 2026-03-08 through 2026-03-24
Daily 06:00 Cleveland (CLE) 11:37 Chicago O'Hare (ORD) 1
UA 1252 1-stop Boeing 737 MAX 8 (7M8) 6:37 Effective 2026-03-29 through 2026-04-29
Daily 06:00 Cleveland (CLE) 11:13 Chicago O'Hare (ORD) 1
UA 1252 1-stop Boeing 737 MAX 9 (7M9) 6:13 Effective 2026-04-30 through 2026-05-20
Daily 06:00 Cleveland (CLE) 11:13 Chicago O'Hare (ORD) 1
UA 1252 1-stop Boeing 737-700 (73G) 6:13 Effective from 2026-05-21
Daily 09:45 Philadelphia (PHL) D 15:17 Los Angeles (LAX) 7
UA 1252 1-stop Boeing 737-800 (738) 8:32 Valid until 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 1252: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA1252
06:00
Cleveland (CLE)

07:20
Washington Dulles (IAD)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:20, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1252
06:00
Cleveland (CLE)

07:20
Washington Dulles (IAD)
Effective 2026-03-08 through 2026-03-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA1252
06:00
Cleveland (CLE)

07:20
Washington Dulles (IAD)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA1252
06:00
Cleveland (CLE)

07:35
Washington Dulles (IAD)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1252
06:00
Cleveland (CLE)

07:35
Washington Dulles (IAD)
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA1252
08:15
Washington Dulles (IAD)

09:38
John Glenn Columbus (CMH)
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:23, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA1252
08:15
Washington Dulles (IAD)

09:39
John Glenn Columbus (CMH)
Effective 2026-03-07 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:24, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA1252
09:45
Philadelphia (PHL) D

12:12
Denver (DEN)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:27, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA1252
10:08
Washington Dulles (IAD)

11:13
Chicago O'Hare (ORD) 1
Effective from 2026-04-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:05, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1252
10:20
Washington Dulles (IAD)

11:37
Chicago O'Hare (ORD) 1
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:17, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1252
13:43
Denver (DEN)

15:17
Los Angeles (LAX) 7
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:34, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1252
13:45
Denver (DEN)

15:26
Los Angeles (LAX) 7
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:41, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1252
13:45
Denver (DEN)

15:25
Los Angeles (LAX) 7
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1252
13:52
Denver (DEN)

15:26
Los Angeles (LAX) 7
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:34, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1252
14:01
Denver (DEN)

15:35
Los Angeles (LAX) 7
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:34, non-stop
Airbus A321neo (32Q)
Non-Direct Flights:
United Airlines UA1252
06:00
Cleveland (CLE)

09:38
John Glenn Columbus (CMH)
Effective 2026-03-05 through 2026-03-27
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:38, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1252
06:00
Cleveland (CLE)

09:39
John Glenn Columbus (CMH)
Effective 2026-03-07 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:39, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA1252
06:00
Cleveland (CLE)

09:38
John Glenn Columbus (CMH)
Effective 2026-03-08 through 2026-03-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:38, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA1252
06:00
Cleveland (CLE)

11:37
Chicago O'Hare (ORD) 1
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:37, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA1252
06:00
Cleveland (CLE)

11:13
Chicago O'Hare (ORD) 1
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:13, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA1252
06:00
Cleveland (CLE)

11:13
Chicago O'Hare (ORD) 1
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:13, 1-stop
Boeing 737-700 (73G)
Non-Direct Flights:
United Airlines UA1252
09:45
Philadelphia (PHL) D

15:17
Los Angeles (LAX) 7
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:32, 1-stop
Boeing 737-800 (738)
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Parallax here -
This flight number is listed as serving the following routes:
  • Cleveland (CLE) - Chicago O'Hare (ORD)
  • Cleveland (CLE) - John Glenn Columbus (CMH)
  • Cleveland (CLE) - Washington Dulles (IAD)
  • Denver (DEN) - Los Angeles (LAX)
  • Philadelphia (PHL) - Denver (DEN)
  • Philadelphia (PHL) - Los Angeles (LAX)
  • Washington Dulles (IAD) - Chicago O'Hare (ORD)
  • Washington Dulles (IAD) - John Glenn Columbus (CMH)
All United Airlines flights
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