United Airlines flight UA 1278: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 08:45 Sacramento (SMF) A 14:49 Chicago O'Hare (ORD) 1 UA 1278 Non-stop Boeing 737-800 (738) 4:04 Effective from 2026-10-25
Daily 09:20 Sacramento (SMF) A 15:24 Chicago O'Hare (ORD) 1 UA 1278 Non-stop Boeing 737-800 (738) 4:04 Effective 2026-08-18 through 2026-10-24
Daily 10:07 Los Angeles (LAX) 7 16:52 Cancun (CUN) 3 UA 1278 Non-stop Boeing 737-900 (739) 4:45 Effective 2026-05-21 through 2026-08-10
Daily 10:35 Sacramento (SMF) A 16:50 Chicago O'Hare (ORD) 1 UA 1278 Non-stop Airbus A320 (320) 4:15 Effective 2026-03-29 through 2026-04-29
Daily 10:37 Sacramento (SMF) A 16:52 Chicago O'Hare (ORD) 1 UA 1278 Non-stop Airbus A320 (320) 4:15 Effective 2026-04-30 through 2026-05-20
Daily 10:42 Sacramento (SMF) A 16:47 Chicago O'Hare (ORD) 1 UA 1278 Non-stop Boeing 737 MAX 9 (7M9) 4:05 Effective 2026-03-05 through 2026-03-28
Daily 10:45 Sacramento (SMF) A 16:52 Chicago O'Hare (ORD) 1 UA 1278 Non-stop Airbus A320 (320) 4:07 Effective 2026-02-12 through 2026-03-04
Daily 10:50 Sacramento (SMF) A 16:59 Chicago O'Hare (ORD) 1 UA 1278 Non-stop Boeing 737-800 (738) 4:09 Effective 2026-01-07 through 2026-01-18
Daily 10:50 Sacramento (SMF) A 16:59 Chicago O'Hare (ORD) 1 UA 1278 Non-stop Boeing 737-800 (738) 4:09 Effective 2026-01-20 through 2026-02-11
Tue 10:59 Sacramento (SMF) A 17:08 Chicago O'Hare (ORD) 1 UA 1278 Non-stop Boeing 737-800 (738) 4:09 Operates only on 2026-01-06
Mon 10:59 Sacramento (SMF) A 17:08 Chicago O'Hare (ORD) 1 UA 1278 Non-stop Boeing 737-800 (738) 4:09 Operates only on 2026-01-19
Daily 12:43 Los Angeles (LAX) 7 20:23 Cancun (CUN) 3 UA 1278 Non-stop Boeing 737 MAX 9 (7M9) 4:40 Valid until 2026-01-05
Sat 19:43 Chicago O'Hare (ORD) 1 23:15 Jacksonville (JAX) UA 1278 Non-stop Boeing 737-700 (73G) 2:32 Operates only on 2026-03-07
Thu,Fri 19:58 Chicago O'Hare (ORD) 1 23:30 Jacksonville (JAX) UA 1278 Non-stop Boeing 737-700 (73G) 2:32 Effective 2026-03-05 through 2026-03-06
Wed-Sun 19:58 Chicago O'Hare (ORD) 1 23:30 Jacksonville (JAX) UA 1278 Non-stop Boeing 737-700 (73G) 2:32 Effective 2026-03-08 through 2026-03-27
Sat 19:58 Chicago O'Hare (ORD) 1 23:30 Jacksonville (JAX) UA 1278 Non-stop Boeing 737-800 (738) 2:32 Operates only on 2026-03-28
Non-Direct Flights:
Wed-Fri,Sun 10:42 Sacramento (SMF) A 23:30 Jacksonville (JAX) UA 1278 1-stop Boeing 737 MAX 9 (7M9) 9:48 Effective 2026-03-05 through 2026-03-13
Sat 10:42 Sacramento (SMF) A 23:15 Jacksonville (JAX) UA 1278 1-stop Boeing 737 MAX 9 (7M9) 9:33 Operates only on 2026-03-07
Wed-Sun 10:42 Sacramento (SMF) A 23:30 Jacksonville (JAX) UA 1278 1-stop Boeing 737 MAX 9 (7M9) 9:48 Effective 2026-03-14 through 2026-03-28

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Parallax here -

This flight number is listed as serving the following routes:

Chicago O'Hare (ORD) - Jacksonville (JAX)
Los Angeles (LAX) - Cancun (CUN)
Sacramento (SMF) - Chicago O'Hare (ORD)
Sacramento (SMF) - Jacksonville (JAX)

All United Airlines flights

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United Airlines flight UA 1278: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

United Airlines UA1278

08:45

Sacramento (SMF) A

14:49

Chicago O'Hare (ORD) 1

Effective from 2026-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:04, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1278

09:20

Sacramento (SMF) A

15:24

Chicago O'Hare (ORD) 1

Effective 2026-08-18 through 2026-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:04, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1278

10:07

Los Angeles (LAX) 7

16:52

Cancun (CUN) 3

Effective 2026-05-21 through 2026-08-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:45, non-stop
Boeing 737-900 (739)

Direct Flights:

United Airlines UA1278

10:35

Sacramento (SMF) A

16:50

Chicago O'Hare (ORD) 1

Effective 2026-03-29 through 2026-04-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:15, non-stop
Airbus A320 (320)

Direct Flights:

United Airlines UA1278

10:37

Sacramento (SMF) A

16:52

Chicago O'Hare (ORD) 1

Effective 2026-04-30 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:15, non-stop
Airbus A320 (320)

Direct Flights:

United Airlines UA1278

10:42

Sacramento (SMF) A

16:47

Chicago O'Hare (ORD) 1

Effective 2026-03-05 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:05, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

United Airlines UA1278

10:45

Sacramento (SMF) A

16:52

Chicago O'Hare (ORD) 1

Effective 2026-02-12 through 2026-03-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:07, non-stop
Airbus A320 (320)

Direct Flights:

United Airlines UA1278

10:50

Sacramento (SMF) A

16:59

Chicago O'Hare (ORD) 1

Effective 2026-01-07 through 2026-01-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:09, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1278

10:50

Sacramento (SMF) A

16:59

Chicago O'Hare (ORD) 1

Effective 2026-01-20 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:09, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1278

10:59

Sacramento (SMF) A

17:08

Chicago O'Hare (ORD) 1

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:09, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1278

10:59

Sacramento (SMF) A

17:08

Chicago O'Hare (ORD) 1

Operates only on 2026-01-19

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:09, non-stop
Boeing 737-800 (738)

Direct Flights:

United Airlines UA1278

12:43

Los Angeles (LAX) 7

20:23

Cancun (CUN) 3

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 4:40, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

United Airlines UA1278

19:43

Chicago O'Hare (ORD) 1

23:15

Jacksonville (JAX)

Operates only on 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:32, non-stop
Boeing 737-700 (73G)

Direct Flights:

United Airlines UA1278

19:58

Chicago O'Hare (ORD) 1

23:30

Jacksonville (JAX)

Effective 2026-03-05 through 2026-03-06

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:32, non-stop
Boeing 737-700 (73G)

Direct Flights:

United Airlines UA1278

19:58

Chicago O'Hare (ORD) 1

23:30

Jacksonville (JAX)

Effective 2026-03-08 through 2026-03-27

Mon
-

Tue
-

Wed

Thu

Fri

Sat

Sun

Duration: 2:32, non-stop
Boeing 737-700 (73G)

Direct Flights:

United Airlines UA1278

19:58

Chicago O'Hare (ORD) 1

23:30

Jacksonville (JAX)

Operates only on 2026-03-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:32, non-stop
Boeing 737-800 (738)

Non-Direct Flights:

United Airlines UA1278

10:42

Sacramento (SMF) A

23:30

Jacksonville (JAX)

Effective 2026-03-05 through 2026-03-13

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Duration: 9:48, 1-stop
Boeing 737 MAX 9 (7M9)

Non-Direct Flights:

United Airlines UA1278

10:42

Sacramento (SMF) A

23:15

Jacksonville (JAX)

Operates only on 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 9:33, 1-stop
Boeing 737 MAX 9 (7M9)

Non-Direct Flights:

United Airlines UA1278

10:42

Sacramento (SMF) A

23:30

Jacksonville (JAX)

Effective 2026-03-14 through 2026-03-28

Mon
-

Tue
-

Wed

Thu

Fri

Sat

Sun

Duration: 9:48, 1-stop
Boeing 737 MAX 9 (7M9)

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Parallax here -

This flight number is listed as serving the following routes:

Chicago O'Hare (ORD) - Jacksonville (JAX)
Los Angeles (LAX) - Cancun (CUN)
Sacramento (SMF) - Chicago O'Hare (ORD)
Sacramento (SMF) - Jacksonville (JAX)

All United Airlines flights

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