United Airlines flight UA 1218: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri,Sun 13:35 San Francisco (SFO) 3 15:46 Seattle-Tacoma (SEA)
UA 1218 Non-stop Airbus A319 (319) 2:11 Effective 2025-06-26 through 2025-07-03
Mon-Fri,Sun 13:35 San Francisco (SFO) 3 15:46 Seattle-Tacoma (SEA)
UA 1218 Non-stop Airbus A319 (319) 2:11 Effective 2025-07-06 through 2025-07-31
Mon,Wed-Sun 17:50 Denver (DEN) 23:53 Boston Logan (BOS) B
UA 1218 Non-stop Airbus A321neo (32Q) 4:03 Effective 2025-05-22 through 2025-06-02
Tue 17:50 Denver (DEN) 23:53 Boston Logan (BOS) B
UA 1218 Non-stop Boeing 737-900 (739) 4:03 Operates only on 2025-05-27
Daily 17:50 Denver (DEN) 23:53 Boston Logan (BOS) B
UA 1218 Non-stop Airbus A321neo (32Q) 4:03 Effective 2025-06-03 through 2025-06-25
Mon,Fri 18:24 San Jose (SJC) A 21:56 Denver (DEN)
UA 1218 Non-stop Airbus A319 (319) 2:32 Effective 2025-08-01 through 2025-08-18
Tue-Thu,Sat,Sun 18:24 San Jose (SJC) A 21:56 Denver (DEN)
UA 1218 Non-stop Airbus A320 (320) 2:32 Effective 2025-08-02 through 2025-08-17
Mon-Thu,Sun 19:00 Seattle-Tacoma (SEA) 22:51 Denver (DEN)
UA 1218 Non-stop Boeing 737-800 (738) 2:51 Effective 2025-06-26 through 2025-07-31
Sat 19:00 Seattle-Tacoma (SEA) 22:51 Denver (DEN)
UA 1218 Non-stop Boeing 737 MAX 8 (7M8) 2:51 Operates only on 2025-06-28
Sat 19:00 Seattle-Tacoma (SEA) 22:51 Denver (DEN)
UA 1218 Non-stop Boeing 737 MAX 8 (7M8) 2:51 Effective 2025-07-12 through 2025-07-26
Daily 19:00 Seattle-Tacoma (SEA) 22:40 Denver (DEN)
UA 1218 Non-stop Boeing 737-800 (738) 2:40 Effective 2025-09-25 through 2025-10-25
Fri 19:02 Seattle-Tacoma (SEA) 22:53 Denver (DEN)
UA 1218 Non-stop Boeing 737-800 (738) 2:51 Operates only on 2025-06-27
Fri 19:02 Seattle-Tacoma (SEA) 22:53 Denver (DEN)
UA 1218 Non-stop Boeing 737-800 (738) 2:51 Effective 2025-07-11 through 2025-07-25
Daily 19:05 Seattle-Tacoma (SEA) 22:45 Denver (DEN)
UA 1218 Non-stop Boeing 737-800 (738) 2:40 Effective 2025-08-19 through 2025-09-24
Daily 19:10 Seattle-Tacoma (SEA) 22:55 Denver (DEN)
UA 1218 Non-stop Airbus A320 (320) 2:45 Effective 2025-10-26 through 2025-12-01
Daily 19:10 Seattle-Tacoma (SEA) 22:55 Denver (DEN)
UA 1218 Non-stop Airbus A320 (320) 2:45 Effective from 2025-12-18
Mon,Thu,Fri,Sun 19:15 Seattle-Tacoma (SEA) 22:56 Denver (DEN)
UA 1218 Non-stop Boeing 737-800 (738) 2:41 Valid until 2025-05-19
Wed 19:15 Seattle-Tacoma (SEA) 22:56 Denver (DEN)
UA 1218 Non-stop Airbus A319 (319) 2:41 Effective 2025-05-07 through 2025-05-14
Wed 19:15 Seattle-Tacoma (SEA) 22:56 Denver (DEN)
UA 1218 Non-stop Boeing 737 MAX 8 (7M8) 2:41 Operates only on 2025-05-21
Wed,Thu,Sun 23:59 Denver (DEN) 05:35 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737 MAX 8 (7M8) 3:36 Valid until 2025-05-18
The flight arrives 1 day after departure.
Wed 23:59 Denver (DEN) 05:35 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737-800 (738) 3:36 Operates only on 2025-05-21
The flight arrives 1 day after departure.
Mon,Wed-Fri,Sun 23:59 Denver (DEN) 05:37 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737 MAX 9 (7M9) 3:38 Effective 2025-06-26 through 2025-07-03
The flight arrives 1 day after departure.
Sat 23:59 Denver (DEN) 05:37 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737 MAX 8 (7M8) 3:38 Effective 2025-06-28 through 2025-08-16
The flight arrives 1 day after departure.
Tue 23:59 Denver (DEN) 05:37 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737-800 (738) 3:38 Effective 2025-07-01 through 2025-08-12
The flight arrives 1 day after departure.
Mon,Wed-Fri,Sun 23:59 Denver (DEN) 05:37 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737 MAX 9 (7M9) 3:38 Effective 2025-07-06 through 2025-07-28
The flight arrives 1 day after departure.
Wed 23:59 Denver (DEN) 05:37 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737-900 (739) 3:38 Operates only on 2025-07-30
The flight arrives 1 day after departure.
Mon,Wed-Fri,Sun 23:59 Denver (DEN) 05:37 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737 MAX 9 (7M9) 3:38 Effective 2025-07-31 through 2025-08-18
The flight arrives 1 day after departure.
Daily 23:59 Denver (DEN) 05:35 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737 MAX 9 (7M9) 3:36 Effective 2025-08-19 through 2025-09-24
The flight arrives 1 day after departure.
Mon-Fri,Sun 23:59 Denver (DEN) 05:29 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737-800 (738) 3:30 Effective 2025-10-26 through 2025-10-31
The flight arrives 1 day after departure.
Sat 23:59 Denver (DEN) 04:29 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737-800 (738) 3:30 Operates only on 2025-11-01
The flight arrives 1 day after departure.
Daily 23:59 Denver (DEN) 05:29 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737-800 (738) 3:30 Effective 2025-11-02 through 2025-12-01
The flight arrives 1 day after departure.
Daily 23:59 Denver (DEN) 05:29 Philadelphia (PHL) D
UA 1218 Non-stop Boeing 737-800 (738) 3:30 Effective 2025-12-18 through 2026-01-05
The flight arrives 1 day after departure.
Non-Direct Flights:
Mon-Thu,Sun 13:35 San Francisco (SFO) 3 22:51 Denver (DEN)
UA 1218 1-stop Airbus A319 (319) 8:16 Effective 2025-06-26 through 2025-07-31
Fri 13:35 San Francisco (SFO) 3 22:53 Denver (DEN)
UA 1218 1-stop Airbus A319 (319) 8:18 Operates only on 2025-06-27
Fri 13:35 San Francisco (SFO) 3 22:53 Denver (DEN)
UA 1218 1-stop Airbus A319 (319) 8:18 Effective 2025-07-11 through 2025-07-25
Mon,Fri 18:24 San Jose (SJC) A 05:37 Philadelphia (PHL) D
UA 1218 1-stop Airbus A319 (319) 8:13 Effective 2025-08-01 through 2025-08-18
The flight arrives 1 day after departure.
Tue-Thu,Sat,Sun 18:24 San Jose (SJC) A 05:37 Philadelphia (PHL) D
UA 1218 1-stop Airbus A320 (320) 8:13 Effective 2025-08-02 through 2025-08-17
The flight arrives 1 day after departure.
Mon-Thu,Sun 19:00 Seattle-Tacoma (SEA) 05:37 Philadelphia (PHL) D
UA 1218 1-stop Boeing 737-800 (738) 7:37 Effective 2025-06-26 through 2025-07-31
The flight arrives 1 day after departure.
Sat 19:00 Seattle-Tacoma (SEA) 05:37 Philadelphia (PHL) D
UA 1218 1-stop Boeing 737 MAX 8 (7M8) 7:37 Operates only on 2025-06-28
The flight arrives 1 day after departure.
Sat 19:00 Seattle-Tacoma (SEA) 05:37 Philadelphia (PHL) D
UA 1218 1-stop Boeing 737 MAX 8 (7M8) 7:37 Effective 2025-07-12 through 2025-07-26
The flight arrives 1 day after departure.
Fri 19:02 Seattle-Tacoma (SEA) 05:37 Philadelphia (PHL) D
UA 1218 1-stop Boeing 737-800 (738) 7:35 Operates only on 2025-06-27
The flight arrives 1 day after departure.
Fri 19:02 Seattle-Tacoma (SEA) 05:37 Philadelphia (PHL) D
UA 1218 1-stop Boeing 737-800 (738) 7:35 Effective 2025-07-11 through 2025-07-25
The flight arrives 1 day after departure.
Daily 19:05 Seattle-Tacoma (SEA) 05:35 Philadelphia (PHL) D
UA 1218 1-stop Boeing 737-800 (738) 7:30 Effective 2025-08-19 through 2025-09-24
The flight arrives 1 day after departure.
Mon-Fri,Sun 19:10 Seattle-Tacoma (SEA) 05:29 Philadelphia (PHL) D
UA 1218 1-stop Airbus A320 (320) 7:19 Effective 2025-10-26 through 2025-10-31
The flight arrives 1 day after departure.
Sat 19:10 Seattle-Tacoma (SEA) 04:29 Philadelphia (PHL) D
UA 1218 1-stop Airbus A320 (320) 7:19 Operates only on 2025-11-01
The flight arrives 1 day after departure.
Daily 19:10 Seattle-Tacoma (SEA) 05:29 Philadelphia (PHL) D
UA 1218 1-stop Airbus A320 (320) 7:19 Effective 2025-11-02 through 2025-12-01
The flight arrives 1 day after departure.
Daily 19:10 Seattle-Tacoma (SEA) 05:29 Philadelphia (PHL) D
UA 1218 1-stop Airbus A320 (320) 7:19 Effective 2025-12-18 through 2026-01-05
The flight arrives 1 day after departure.
Thu,Sun 19:15 Seattle-Tacoma (SEA) 05:35 Philadelphia (PHL) D
UA 1218 1-stop Boeing 737-800 (738) 7:20 Valid until 2025-05-18
The flight arrives 1 day after departure.
Wed 19:15 Seattle-Tacoma (SEA) 05:35 Philadelphia (PHL) D
UA 1218 1-stop Airbus A319 (319) 7:20 Effective 2025-05-07 through 2025-05-14
The flight arrives 1 day after departure.
Wed 19:15 Seattle-Tacoma (SEA) 05:35 Philadelphia (PHL) D
UA 1218 1-stop Boeing 737 MAX 8 (7M8) 7:20 Operates only on 2025-05-21
The flight arrives 1 day after departure.
Mon-Fri,Sun 13:35 San Francisco (SFO) 3 05:37 Philadelphia (PHL) D
UA 1218 2-stop Airbus A319 (319) 13:02 Effective 2025-06-26 through 2025-07-03
The flight arrives 1 day after departure.
Mon-Fri,Sun 13:35 San Francisco (SFO) 3 05:37 Philadelphia (PHL) D
UA 1218 2-stop Airbus A319 (319) 13:02 Effective 2025-07-06 through 2025-07-31
The flight arrives 1 day after departure.
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United Airlines flight UA 1218: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA1218
13:35
San Francisco (SFO) 3

15:46
Seattle-Tacoma (SEA)
Effective 2025-06-26 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:11, non-stop
Airbus A319 (319)
United Airlines UA1218
13:35
San Francisco (SFO) 3

15:46
Seattle-Tacoma (SEA)
Effective 2025-07-06 through 2025-07-31
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:11, non-stop
Airbus A319 (319)
United Airlines UA1218
17:50
Denver (DEN)

23:53
Boston Logan (BOS) B
Effective 2025-05-22 through 2025-06-02
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 4:03, non-stop
Airbus A321neo (32Q)
United Airlines UA1218
17:50
Denver (DEN)

23:53
Boston Logan (BOS) B
Operates only on 2025-05-27
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:03, non-stop
Boeing 737-900 (739)
United Airlines UA1218
17:50
Denver (DEN)

23:53
Boston Logan (BOS) B
Effective 2025-06-03 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:03, non-stop
Airbus A321neo (32Q)
United Airlines UA1218
18:24
San Jose (SJC) A

21:56
Denver (DEN)
Effective 2025-08-01 through 2025-08-18
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:32, non-stop
Airbus A319 (319)
United Airlines UA1218
18:24
San Jose (SJC) A

21:56
Denver (DEN)
Effective 2025-08-02 through 2025-08-17
Mon
-
Tue
Wed
Thu
Fri
-
Sat
Sun
Duration: 2:32, non-stop
Airbus A320 (320)
United Airlines UA1218
19:00
Seattle-Tacoma (SEA)

22:51
Denver (DEN)
Effective 2025-06-26 through 2025-07-31
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 2:51, non-stop
Boeing 737-800 (738)
United Airlines UA1218
19:00
Seattle-Tacoma (SEA)

22:51
Denver (DEN)
Operates only on 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:51, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA1218
19:00
Seattle-Tacoma (SEA)

22:51
Denver (DEN)
Effective 2025-07-12 through 2025-07-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:51, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA1218
19:00
Seattle-Tacoma (SEA)

22:40
Denver (DEN)
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Boeing 737-800 (738)
United Airlines UA1218
19:02
Seattle-Tacoma (SEA)

22:53
Denver (DEN)
Operates only on 2025-06-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:51, non-stop
Boeing 737-800 (738)
United Airlines UA1218
19:02
Seattle-Tacoma (SEA)

22:53
Denver (DEN)
Effective 2025-07-11 through 2025-07-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:51, non-stop
Boeing 737-800 (738)
United Airlines UA1218
19:05
Seattle-Tacoma (SEA)

22:45
Denver (DEN)
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Boeing 737-800 (738)
United Airlines UA1218
19:10
Seattle-Tacoma (SEA)

22:55
Denver (DEN)
Effective 2025-10-26 through 2025-12-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Airbus A320 (320)
United Airlines UA1218
19:10
Seattle-Tacoma (SEA)

22:55
Denver (DEN)
Effective from 2025-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Airbus A320 (320)
United Airlines UA1218
19:15
Seattle-Tacoma (SEA)

22:56
Denver (DEN)
Valid until 2025-05-19
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:41, non-stop
Boeing 737-800 (738)
United Airlines UA1218
19:15
Seattle-Tacoma (SEA)

22:56
Denver (DEN)
Effective 2025-05-07 through 2025-05-14
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:41, non-stop
Airbus A319 (319)
United Airlines UA1218
19:15
Seattle-Tacoma (SEA)

22:56
Denver (DEN)
Operates only on 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:41, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA1218
23:59
Denver (DEN)

05:35(+1)
Philadelphia (PHL) D
Valid until 2025-05-18
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 3:36, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

05:35(+1)
Philadelphia (PHL) D
Operates only on 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:36, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

05:37(+1)
Philadelphia (PHL) D
Effective 2025-06-26 through 2025-07-03
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:38, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

05:37(+1)
Philadelphia (PHL) D
Effective 2025-06-28 through 2025-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:38, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

05:37(+1)
Philadelphia (PHL) D
Effective 2025-07-01 through 2025-08-12
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:38, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

05:37(+1)
Philadelphia (PHL) D
Effective 2025-07-06 through 2025-07-28
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:38, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

05:37(+1)
Philadelphia (PHL) D
Operates only on 2025-07-30
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:38, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

05:37(+1)
Philadelphia (PHL) D
Effective 2025-07-31 through 2025-08-18
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:38, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

05:35(+1)
Philadelphia (PHL) D
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:36, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

05:29(+1)
Philadelphia (PHL) D
Effective 2025-10-26 through 2025-10-31
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:30, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

04:29(+1)
Philadelphia (PHL) D
Operates only on 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

05:29(+1)
Philadelphia (PHL) D
Effective 2025-11-02 through 2025-12-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:30, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
United Airlines UA1218
23:59
Denver (DEN)

05:29(+1)
Philadelphia (PHL) D
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:30, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
Non-Direct Flights:
United Airlines UA1218
13:35
San Francisco (SFO) 3

22:51
Denver (DEN)
Effective 2025-06-26 through 2025-07-31
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 8:16, 1-stop
Airbus A319 (319)
United Airlines UA1218
13:35
San Francisco (SFO) 3

22:53
Denver (DEN)
Operates only on 2025-06-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 8:18, 1-stop
Airbus A319 (319)
United Airlines UA1218
13:35
San Francisco (SFO) 3

22:53
Denver (DEN)
Effective 2025-07-11 through 2025-07-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 8:18, 1-stop
Airbus A319 (319)
United Airlines UA1218
18:24
San Jose (SJC) A

05:37(+1)
Philadelphia (PHL) D
Effective 2025-08-01 through 2025-08-18
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 8:13, 1-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
United Airlines UA1218
18:24
San Jose (SJC) A

05:37(+1)
Philadelphia (PHL) D
Effective 2025-08-02 through 2025-08-17
Mon
-
Tue
Wed
Thu
Fri
-
Sat
Sun
Duration: 8:13, 1-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
United Airlines UA1218
19:00
Seattle-Tacoma (SEA)

05:37(+1)
Philadelphia (PHL) D
Effective 2025-06-26 through 2025-07-31
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 7:37, 1-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
United Airlines UA1218
19:00
Seattle-Tacoma (SEA)

05:37(+1)
Philadelphia (PHL) D
Operates only on 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:37, 1-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
United Airlines UA1218
19:00
Seattle-Tacoma (SEA)

05:37(+1)
Philadelphia (PHL) D
Effective 2025-07-12 through 2025-07-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:37, 1-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
United Airlines UA1218
19:02
Seattle-Tacoma (SEA)

05:37(+1)
Philadelphia (PHL) D
Operates only on 2025-06-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 7:35, 1-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
United Airlines UA1218
19:02
Seattle-Tacoma (SEA)

05:37(+1)
Philadelphia (PHL) D
Effective 2025-07-11 through 2025-07-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 7:35, 1-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
United Airlines UA1218
19:05
Seattle-Tacoma (SEA)

05:35(+1)
Philadelphia (PHL) D
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:30, 1-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
United Airlines UA1218
19:10
Seattle-Tacoma (SEA)

05:29(+1)
Philadelphia (PHL) D
Effective 2025-10-26 through 2025-10-31
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 7:19, 1-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
United Airlines UA1218
19:10
Seattle-Tacoma (SEA)

04:29(+1)
Philadelphia (PHL) D
Operates only on 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:19, 1-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
United Airlines UA1218
19:10
Seattle-Tacoma (SEA)

05:29(+1)
Philadelphia (PHL) D
Effective 2025-11-02 through 2025-12-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:19, 1-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
United Airlines UA1218
19:10
Seattle-Tacoma (SEA)

05:29(+1)
Philadelphia (PHL) D
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:19, 1-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
United Airlines UA1218
19:15
Seattle-Tacoma (SEA)

05:35(+1)
Philadelphia (PHL) D
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 7:20, 1-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
United Airlines UA1218
19:15
Seattle-Tacoma (SEA)

05:35(+1)
Philadelphia (PHL) D
Effective 2025-05-07 through 2025-05-14
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 7:20, 1-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
United Airlines UA1218
19:15
Seattle-Tacoma (SEA)

05:35(+1)
Philadelphia (PHL) D
Operates only on 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 7:20, 1-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
United Airlines UA1218
13:35
San Francisco (SFO) 3

05:37(+1)
Philadelphia (PHL) D
Effective 2025-06-26 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 13:02, 2-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
United Airlines UA1218
13:35
San Francisco (SFO) 3

05:37(+1)
Philadelphia (PHL) D
Effective 2025-07-06 through 2025-07-31
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 13:02, 2-stop
Airbus A319 (319)
The flight arrives 1 day after departure.
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
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This flight number is listed as serving the following routes:
  • Denver (DEN) - Boston Logan (BOS)
  • Denver (DEN) - Philadelphia (PHL)
  • San Francisco (SFO) - Denver (DEN)
  • San Francisco (SFO) - Philadelphia (PHL)
  • San Francisco (SFO) - Seattle-Tacoma (SEA)
  • San Jose (SJC) - Denver (DEN)
  • San Jose (SJC) - Philadelphia (PHL)
  • Seattle-Tacoma (SEA) - Denver (DEN)
  • Seattle-Tacoma (SEA) - Philadelphia (PHL)
All United Airlines flights
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