United Airlines flight UA 448: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 09:00 Reno (RNO) 14:45 Chicago O'Hare (ORD) 1
UA 448 Non-stop Boeing 737-700 (73G) 3:45 Effective 2025-12-02 through 2025-12-17
Daily 10:38 Reno (RNO) 16:23 Chicago O'Hare (ORD) 1
UA 448 Non-stop Boeing 737-700 (73G) 3:45 Effective 2026-01-06 through 2026-02-11
Sat 12:35 Dulles, Washington (IAD) 13:30 Nashville (BNA)
UA 448 Non-stop Boeing 737-900 (739) 1:55 Effective 2025-05-24 through 2025-05-31
Mon-Fri,Sun 12:40 Dulles, Washington (IAD) 13:35 Nashville (BNA)
UA 448 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2025-05-22 through 2025-05-30
Mon-Fri,Sun 14:40 Nashville (BNA) 17:26 San Francisco (SFO) 3
UA 448 Non-stop Boeing 737 MAX 8 (7M8) 4:46 Effective 2025-05-22 through 2025-06-25
Sat 14:40 Nashville (BNA) 17:26 San Francisco (SFO) 3
UA 448 Non-stop Boeing 737-900 (739) 4:46 Effective 2025-05-24 through 2025-06-21
Daily 15:37 George Bush, Houston (IAH) C 17:45 San Francisco (SFO) 3
UA 448 Non-stop Boeing 737-900 (739) 4:08 Effective 2025-06-26 through 2025-07-03
Fri 15:37 George Bush, Houston (IAH) C 17:45 San Francisco (SFO) 3
UA 448 Non-stop Boeing 737 MAX 9 (7M9) 4:08 Operates only on 2025-07-04
Daily 15:37 George Bush, Houston (IAH) C 17:45 San Francisco (SFO) 3
UA 448 Non-stop Boeing 737-900 (739) 4:08 Effective 2025-07-05 through 2025-08-18
Daily 16:30 Chicago O'Hare (ORD) 1 19:03 San Francisco (SFO) 3
UA 448 Non-stop Boeing 777 (777) 4:33 Effective 2025-08-19 through 2025-09-01
Daily 16:30 Chicago O'Hare (ORD) 1 19:03 San Francisco (SFO) 3
UA 448 Non-stop Boeing 737 MAX 9 (7M9) 4:33 Effective 2025-09-02 through 2025-09-24
Daily 17:30 Santa Ana (SNA) 19:05 San Francisco (SFO) 3
UA 448 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2025-12-18 through 2026-01-05
Daily 18:00 Newark Liberty, New York (EWR) C 21:41 San Francisco (SFO) 3
UA 448 Non-stop Boeing 757-200 (752) 6:41 Valid until 2025-05-21
Daily 19:10 San Francisco (SFO) 3 20:45 Ontario, Los Angeles (ONT) 2
UA 448 Non-stop Airbus A320 (320) 1:35 Effective from 2026-02-12
Daily 21:00 San Francisco (SFO) 3 22:35 Ontario, Los Angeles (ONT) 2
UA 448 Non-stop Airbus A320 (320) 1:35 Effective 2025-10-26 through 2025-12-01
Mon-Thu,Sat,Sun 21:18 San Francisco (SFO) 3 22:45 Ontario, Los Angeles (ONT) 2
UA 448 Non-stop Airbus A320 (320) 1:27 Effective 2025-05-22 through 2025-06-25
Fri 21:18 San Francisco (SFO) 3 22:45 Ontario, Los Angeles (ONT) 2
UA 448 Non-stop Boeing 737 MAX 8 (7M8) 1:27 Effective 2025-06-06 through 2025-06-20
Mon,Wed-Sun 21:25 San Francisco (SFO) 3 22:52 Ontario, Los Angeles (ONT) 2
UA 448 Non-stop Airbus A320 (320) 1:27 Effective 2025-06-26 through 2025-07-03
Tue 21:25 San Francisco (SFO) 3 22:52 Ontario, Los Angeles (ONT) 2
UA 448 Non-stop Boeing 737-800 (738) 1:27 Effective 2025-07-01 through 2025-08-12
Mon,Wed-Sun 21:25 San Francisco (SFO) 3 22:52 Ontario, Los Angeles (ONT) 2
UA 448 Non-stop Airbus A320 (320) 1:27 Effective 2025-07-05 through 2025-08-18
Daily 21:27 San Francisco (SFO) 3 23:02 Ontario, Los Angeles (ONT) 2
UA 448 Non-stop Airbus A320 (320) 1:35 Effective 2025-12-18 through 2026-01-05
Daily 21:30 San Francisco (SFO) 3 22:53 Ontario, Los Angeles (ONT) 2
UA 448 Non-stop Airbus A319 (319) 1:23 Effective 2025-08-19 through 2025-09-24
Daily 21:30 San Francisco (SFO) 3 22:52 Ontario, Los Angeles (ONT) 2
UA 448 Non-stop Boeing 737-800 (738) 1:22 Effective 2025-09-25 through 2025-10-25
Non-Direct Flights:
Sat 12:35 Dulles, Washington (IAD) 17:26 San Francisco (SFO) 3
UA 448 1-stop Boeing 737-900 (739) 7:51 Effective 2025-05-24 through 2025-05-31
Mon-Fri,Sun 12:40 Dulles, Washington (IAD) 17:26 San Francisco (SFO) 3
UA 448 1-stop Boeing 737 MAX 8 (7M8) 7:46 Effective 2025-05-22 through 2025-05-30
Mon-Thu,Sun 14:40 Nashville (BNA) 22:45 Ontario, Los Angeles (ONT) 2
UA 448 1-stop Boeing 737 MAX 8 (7M8) 10:05 Effective 2025-05-22 through 2025-06-05
Sat 14:40 Nashville (BNA) 22:45 Ontario, Los Angeles (ONT) 2
UA 448 1-stop Boeing 737-900 (739) 10:05 Effective 2025-05-24 through 2025-06-21
Mon-Fri,Sun 14:40 Nashville (BNA) 22:45 Ontario, Los Angeles (ONT) 2
UA 448 1-stop Boeing 737 MAX 8 (7M8) 10:05 Effective 2025-06-06 through 2025-06-25
Daily 15:37 George Bush, Houston (IAH) C 22:52 Ontario, Los Angeles (ONT) 2
UA 448 1-stop Boeing 737-900 (739) 9:15 Effective 2025-06-26 through 2025-07-03
Daily 15:37 George Bush, Houston (IAH) C 22:52 Ontario, Los Angeles (ONT) 2
UA 448 1-stop Boeing 737-900 (739) 9:15 Effective 2025-07-05 through 2025-08-18
Daily 16:30 Chicago O'Hare (ORD) 1 22:53 Ontario, Los Angeles (ONT) 2
UA 448 1-stop Boeing 777 (777) 8:23 Effective 2025-08-19 through 2025-09-01
Daily 16:30 Chicago O'Hare (ORD) 1 22:53 Ontario, Los Angeles (ONT) 2
UA 448 1-stop Boeing 737 MAX 9 (7M9) 8:23 Effective 2025-09-02 through 2025-09-24
Daily 17:30 Santa Ana (SNA) 23:02 Ontario, Los Angeles (ONT) 2
UA 448 1-stop Boeing 737 MAX 8 (7M8) 5:32 Effective 2025-12-18 through 2026-01-05
Sat 12:35 Dulles, Washington (IAD) 22:45 Ontario, Los Angeles (ONT) 2
UA 448 2-stop Boeing 737-900 (739) 13:10 Effective 2025-05-24 through 2025-05-31
Mon-Thu,Sun 12:40 Dulles, Washington (IAD) 22:45 Ontario, Los Angeles (ONT) 2
UA 448 2-stop Boeing 737 MAX 8 (7M8) 13:05 Effective 2025-05-22 through 2025-05-29
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This flight number is listed as serving the following routes:


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United Airlines flight UA 448: Multiple routes
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Select flight date:  Show Calendar
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA448
09:00
Reno (RNO)

14:45
Chicago O'Hare (ORD) 1
Effective 2025-12-02 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:45, non-stop
Boeing 737-700 (73G)
United Airlines UA448
10:38
Reno (RNO)

16:23
Chicago O'Hare (ORD) 1
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:45, non-stop
Boeing 737-700 (73G)
United Airlines UA448
12:35
Dulles, Washington (IAD)

13:30
Nashville (BNA)
Effective 2025-05-24 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737-900 (739)
United Airlines UA448
12:40
Dulles, Washington (IAD)

13:35
Nashville (BNA)
Effective 2025-05-22 through 2025-05-30
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA448
14:40
Nashville (BNA)

17:26
San Francisco (SFO) 3
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:46, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA448
14:40
Nashville (BNA)

17:26
San Francisco (SFO) 3
Effective 2025-05-24 through 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:46, non-stop
Boeing 737-900 (739)
United Airlines UA448
15:37
George Bush, Houston (IAH) C

17:45
San Francisco (SFO) 3
Effective 2025-06-26 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:08, non-stop
Boeing 737-900 (739)
United Airlines UA448
15:37
George Bush, Houston (IAH) C

17:45
San Francisco (SFO) 3
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:08, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA448
15:37
George Bush, Houston (IAH) C

17:45
San Francisco (SFO) 3
Effective 2025-07-05 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:08, non-stop
Boeing 737-900 (739)
United Airlines UA448
16:30
Chicago O'Hare (ORD) 1

19:03
San Francisco (SFO) 3
Effective 2025-08-19 through 2025-09-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:33, non-stop
Boeing 777 (777)
United Airlines UA448
16:30
Chicago O'Hare (ORD) 1

19:03
San Francisco (SFO) 3
Effective 2025-09-02 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:33, non-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA448
17:30
Santa Ana (SNA)

19:05
San Francisco (SFO) 3
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA448
18:00
Newark Liberty, New York (EWR) C

21:41
San Francisco (SFO) 3
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:41, non-stop
Boeing 757-200 (752)
United Airlines UA448
19:10
San Francisco (SFO) 3

20:45
Ontario, Los Angeles (ONT) 2
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Airbus A320 (320)
United Airlines UA448
21:00
San Francisco (SFO) 3

22:35
Ontario, Los Angeles (ONT) 2
Effective 2025-10-26 through 2025-12-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Airbus A320 (320)
United Airlines UA448
21:18
San Francisco (SFO) 3

22:45
Ontario, Los Angeles (ONT) 2
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Duration: 1:27, non-stop
Airbus A320 (320)
United Airlines UA448
21:18
San Francisco (SFO) 3

22:45
Ontario, Los Angeles (ONT) 2
Effective 2025-06-06 through 2025-06-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:27, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA448
21:25
San Francisco (SFO) 3

22:52
Ontario, Los Angeles (ONT) 2
Effective 2025-06-26 through 2025-07-03
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 1:27, non-stop
Airbus A320 (320)
United Airlines UA448
21:25
San Francisco (SFO) 3

22:52
Ontario, Los Angeles (ONT) 2
Effective 2025-07-01 through 2025-08-12
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:27, non-stop
Boeing 737-800 (738)
United Airlines UA448
21:25
San Francisco (SFO) 3

22:52
Ontario, Los Angeles (ONT) 2
Effective 2025-07-05 through 2025-08-18
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 1:27, non-stop
Airbus A320 (320)
United Airlines UA448
21:27
San Francisco (SFO) 3

23:02
Ontario, Los Angeles (ONT) 2
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Airbus A320 (320)
United Airlines UA448
21:30
San Francisco (SFO) 3

22:53
Ontario, Los Angeles (ONT) 2
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:23, non-stop
Airbus A319 (319)
United Airlines UA448
21:30
San Francisco (SFO) 3

22:52
Ontario, Los Angeles (ONT) 2
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:22, non-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA448
12:35
Dulles, Washington (IAD)

17:26
San Francisco (SFO) 3
Effective 2025-05-24 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:51, 1-stop
Boeing 737-900 (739)
United Airlines UA448
12:40
Dulles, Washington (IAD)

17:26
San Francisco (SFO) 3
Effective 2025-05-22 through 2025-05-30
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 7:46, 1-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA448
14:40
Nashville (BNA)

22:45
Ontario, Los Angeles (ONT) 2
Effective 2025-05-22 through 2025-06-05
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 10:05, 1-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA448
14:40
Nashville (BNA)

22:45
Ontario, Los Angeles (ONT) 2
Effective 2025-05-24 through 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 10:05, 1-stop
Boeing 737-900 (739)
United Airlines UA448
14:40
Nashville (BNA)

22:45
Ontario, Los Angeles (ONT) 2
Effective 2025-06-06 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 10:05, 1-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA448
15:37
George Bush, Houston (IAH) C

22:52
Ontario, Los Angeles (ONT) 2
Effective 2025-06-26 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:15, 1-stop
Boeing 737-900 (739)
United Airlines UA448
15:37
George Bush, Houston (IAH) C

22:52
Ontario, Los Angeles (ONT) 2
Effective 2025-07-05 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 9:15, 1-stop
Boeing 737-900 (739)
United Airlines UA448
16:30
Chicago O'Hare (ORD) 1

22:53
Ontario, Los Angeles (ONT) 2
Effective 2025-08-19 through 2025-09-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:23, 1-stop
Boeing 777 (777)
United Airlines UA448
16:30
Chicago O'Hare (ORD) 1

22:53
Ontario, Los Angeles (ONT) 2
Effective 2025-09-02 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:23, 1-stop
Boeing 737 MAX 9 (7M9)
United Airlines UA448
17:30
Santa Ana (SNA)

23:02
Ontario, Los Angeles (ONT) 2
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 5:32, 1-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA448
12:35
Dulles, Washington (IAD)

22:45
Ontario, Los Angeles (ONT) 2
Effective 2025-05-24 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 13:10, 2-stop
Boeing 737-900 (739)
United Airlines UA448
12:40
Dulles, Washington (IAD)

22:45
Ontario, Los Angeles (ONT) 2
Effective 2025-05-22 through 2025-05-29
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 13:05, 2-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Ontario, Los Angeles (ONT)
  • Chicago O'Hare (ORD) - San Francisco (SFO)
  • Dulles, Washington (IAD) - Nashville (BNA)
  • Dulles, Washington (IAD) - Ontario, Los Angeles (ONT)
  • Dulles, Washington (IAD) - San Francisco (SFO)
  • George Bush, Houston (IAH) - Ontario, Los Angeles (ONT)
  • George Bush, Houston (IAH) - San Francisco (SFO)
  • Nashville (BNA) - Ontario, Los Angeles (ONT)
  • Nashville (BNA) - San Francisco (SFO)
  • Newark Liberty, New York (EWR) - San Francisco (SFO)
  • Reno (RNO) - Chicago O'Hare (ORD)
  • San Francisco (SFO) - Ontario, Los Angeles (ONT)
  • Santa Ana (SNA) - Ontario, Los Angeles (ONT)
  • Santa Ana (SNA) - San Francisco (SFO)
All United Airlines flights
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