United Airlines flight UA 671: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 07:45 Syracuse (SYR) 10:04 Denver (DEN)
UA 671 Non-stop Boeing 737-800 (738) 4:19 Effective 2026-01-06 through 2026-02-03
Daily 07:45 Syracuse (SYR) 10:04 Denver (DEN)
UA 671 Non-stop Boeing 737-800 (738) 4:19 Effective 2026-02-05 through 2026-02-11
Mon,Tue,Thu-Sun 08:00 Jacksonville (JAX) 10:05 Denver (DEN)
UA 671 Non-stop Boeing 737-800 (738) 4:05 Effective 2026-02-12 through 2026-02-23
Mon,Thu-Sun 08:00 Jacksonville (JAX) 10:05 Denver (DEN)
UA 671 Non-stop Boeing 737-800 (738) 4:05 Effective 2026-02-26 through 2026-03-02
Daily 08:00 Jacksonville (JAX) 10:00 Denver (DEN)
UA 671 Non-stop Airbus A320 (320) 4:00 Effective 2026-04-30 through 2026-05-20
Daily 08:00 Jacksonville (JAX) 10:00 Denver (DEN)
UA 671 Non-stop Boeing 737-800 (738) 4:00 Effective from 2026-05-21
Daily 08:04 Jacksonville (JAX) 10:10 Denver (DEN)
UA 671 Non-stop Boeing 737-800 (738) 4:06 Effective 2026-03-05 through 2026-03-28
Daily 08:04 Jacksonville (JAX) 10:04 Denver (DEN)
UA 671 Non-stop Boeing 737-800 (738) 4:00 Effective 2026-03-29 through 2026-04-29
Daily 08:45 Chicago O'Hare (ORD) 1 10:35 Denver (DEN)
UA 671 Non-stop Boeing 777 (777) 2:50 Valid until 2026-01-05
Daily 11:15 Denver (DEN) 12:59 Santa Barbara (SBA)
UA 671 Non-stop Boeing 737-800 (738) 2:44 Effective 2026-03-29 through 2026-04-29
Daily 11:15 Denver (DEN) 12:55 Santa Barbara (SBA)
UA 671 Non-stop Airbus A320 (320) 2:40 Effective from 2026-05-21
Daily 11:20 Denver (DEN) 13:08 Santa Barbara (SBA)
UA 671 Non-stop Boeing 737-800 (738) 2:48 Effective 2026-03-05 through 2026-03-28
Daily 11:27 Denver (DEN) 13:12 Santa Barbara (SBA)
UA 671 Non-stop Airbus A320 (320) 2:45 Valid until 2026-01-05
Daily 11:30 Denver (DEN) 13:15 Santa Barbara (SBA)
UA 671 Non-stop Boeing 737-800 (738) 2:45 Effective 2026-04-30 through 2026-05-20
Daily 11:31 Denver (DEN) 13:15 Santa Barbara (SBA)
UA 671 Non-stop Boeing 737 MAX 8 (7M8) 2:44 Effective 2026-01-06 through 2026-02-03
Wed 11:31 Denver (DEN) 13:15 Santa Barbara (SBA)
UA 671 Non-stop Boeing 737-800 (738) 2:44 Operates only on 2026-02-04
Tue-Sun 11:31 Denver (DEN) 13:15 Santa Barbara (SBA)
UA 671 Non-stop Boeing 737 MAX 8 (7M8) 2:44 Effective 2026-02-05 through 2026-02-11
Mon 11:31 Denver (DEN) 13:12 Santa Barbara (SBA)
UA 671 Non-stop Boeing 737 MAX 8 (7M8) 2:41 Operates only on 2026-02-09
Non-Direct Flights:
Daily 07:45 Syracuse (SYR) 13:15 Santa Barbara (SBA)
UA 671 1-stop Boeing 737-800 (738) 8:30 Effective 2026-01-06 through 2026-02-03
Tue-Sun 07:45 Syracuse (SYR) 13:15 Santa Barbara (SBA)
UA 671 1-stop Boeing 737-800 (738) 8:30 Effective 2026-02-05 through 2026-02-11
Mon 07:45 Syracuse (SYR) 13:12 Santa Barbara (SBA)
UA 671 1-stop Boeing 737-800 (738) 8:27 Operates only on 2026-02-09
Daily 08:00 Jacksonville (JAX) 13:15 Santa Barbara (SBA)
UA 671 1-stop Airbus A320 (320) 8:15 Effective 2026-04-30 through 2026-05-20
Daily 08:00 Jacksonville (JAX) 12:55 Santa Barbara (SBA)
UA 671 1-stop Boeing 737-800 (738) 7:55 Effective from 2026-05-21
Daily 08:04 Jacksonville (JAX) 13:08 Santa Barbara (SBA)
UA 671 1-stop Boeing 737-800 (738) 8:04 Effective 2026-03-05 through 2026-03-28
Daily 08:04 Jacksonville (JAX) 12:59 Santa Barbara (SBA)
UA 671 1-stop Boeing 737-800 (738) 7:55 Effective 2026-03-29 through 2026-04-29
Daily 08:45 Chicago O'Hare (ORD) 1 13:12 Santa Barbara (SBA)
UA 671 1-stop Boeing 777 (777) 6:27 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 671: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA671
07:45
Syracuse (SYR)

10:04
Denver (DEN)
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:19, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA671
07:45
Syracuse (SYR)

10:04
Denver (DEN)
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:19, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA671
08:00
Jacksonville (JAX)

10:05
Denver (DEN)
Effective 2026-02-12 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 4:05, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA671
08:00
Jacksonville (JAX)

10:05
Denver (DEN)
Effective 2026-02-26 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 4:05, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA671
08:00
Jacksonville (JAX)

10:00
Denver (DEN)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:00, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA671
08:00
Jacksonville (JAX)

10:00
Denver (DEN)
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:00, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA671
08:04
Jacksonville (JAX)

10:10
Denver (DEN)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:06, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA671
08:04
Jacksonville (JAX)

10:04
Denver (DEN)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:00, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA671
08:45
Chicago O'Hare (ORD) 1

10:35
Denver (DEN)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:50, non-stop
Boeing 777 (777)
Direct Flights:
United Airlines UA671
11:15
Denver (DEN)

12:59
Santa Barbara (SBA)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA671
11:15
Denver (DEN)

12:55
Santa Barbara (SBA)
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA671
11:20
Denver (DEN)

13:08
Santa Barbara (SBA)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:48, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA671
11:27
Denver (DEN)

13:12
Santa Barbara (SBA)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA671
11:30
Denver (DEN)

13:15
Santa Barbara (SBA)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA671
11:31
Denver (DEN)

13:15
Santa Barbara (SBA)
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA671
11:31
Denver (DEN)

13:15
Santa Barbara (SBA)
Operates only on 2026-02-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:44, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA671
11:31
Denver (DEN)

13:15
Santa Barbara (SBA)
Effective 2026-02-05 through 2026-02-11
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA671
11:31
Denver (DEN)

13:12
Santa Barbara (SBA)
Operates only on 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:41, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
United Airlines UA671
07:45
Syracuse (SYR)

13:15
Santa Barbara (SBA)
Effective 2026-01-06 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:30, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA671
07:45
Syracuse (SYR)

13:15
Santa Barbara (SBA)
Effective 2026-02-05 through 2026-02-11
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:30, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA671
07:45
Syracuse (SYR)

13:12
Santa Barbara (SBA)
Operates only on 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 8:27, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA671
08:00
Jacksonville (JAX)

13:15
Santa Barbara (SBA)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:15, 1-stop
Airbus A320 (320)
Non-Direct Flights:
United Airlines UA671
08:00
Jacksonville (JAX)

12:55
Santa Barbara (SBA)
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:55, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA671
08:04
Jacksonville (JAX)

13:08
Santa Barbara (SBA)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:04, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA671
08:04
Jacksonville (JAX)

12:59
Santa Barbara (SBA)
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 7:55, 1-stop
Boeing 737-800 (738)
Non-Direct Flights:
United Airlines UA671
08:45
Chicago O'Hare (ORD) 1

13:12
Santa Barbara (SBA)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:27, 1-stop
Boeing 777 (777)
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Parallax here -
This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Denver (DEN)
  • Chicago O'Hare (ORD) - Santa Barbara (SBA)
  • Denver (DEN) - Santa Barbara (SBA)
  • Jacksonville (JAX) - Denver (DEN)
  • Jacksonville (JAX) - Santa Barbara (SBA)
  • Syracuse (SYR) - Denver (DEN)
  • Syracuse (SYR) - Santa Barbara (SBA)
All United Airlines flights
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