United Airlines flight UA 566: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 13:25 San Diego (SAN) 2 15:07 San Francisco (SFO) 3
UA 566 Non-stop Boeing 737-800 (738) 1:42 Valid until 2025-05-21
Daily 14:00 Santa Barbara (SBA) 15:10 San Francisco (SFO) 3
UA 566 Non-stop Airbus A320 (320) 1:10 Effective 2025-06-26 through 2025-08-18
Sat 15:30 San Francisco (SFO) 3 19:12 Denver (DEN)
UA 566 Non-stop Boeing 737 MAX 9 (7M9) 2:42 Effective 2025-05-24 through 2025-06-21
Mon-Fri,Sun 15:45 San Francisco (SFO) 3 19:27 Denver (DEN)
UA 566 Non-stop Boeing 737 MAX 9 (7M9) 2:42 Effective 2025-05-22 through 2025-06-25
Daily 15:50 San Francisco (SFO) 3 19:33 Denver (DEN)
UA 566 Non-stop Boeing 737-800 (738) 2:43 Effective 2025-06-26 through 2025-08-18
Daily 16:07 Sacramento (SMF) A 19:32 Denver (DEN)
UA 566 Non-stop Boeing 737-900 (739) 2:25 Effective 2025-09-25 through 2025-10-25
Daily 16:10 San Francisco (SFO) 3 19:39 Denver (DEN)
UA 566 Non-stop Airbus A321neo (32Q) 2:29 Effective 2025-08-19 through 2025-09-24
Daily 16:10 San Francisco (SFO) 3 19:39 Denver (DEN)
UA 566 Non-stop Boeing 737-900 (739) 2:29 Effective from 2025-10-26
Thu,Fri,Sun 17:55 San Francisco (SFO) 3 21:34 Denver (DEN)
UA 566 Non-stop Boeing 737-800 (738) 2:39 Valid until 2025-05-18
Sat 18:25 San Francisco (SFO) 3 22:04 Denver (DEN)
UA 566 Non-stop Boeing 737 MAX 9 (7M9) 2:39 Effective 2025-05-03 through 2025-05-17
Mon-Wed 18:25 San Francisco (SFO) 3 22:04 Denver (DEN)
UA 566 Non-stop Boeing 737-800 (738) 2:39 Effective 2025-05-05 through 2025-05-20
Wed 18:32 San Francisco (SFO) 3 22:11 Denver (DEN)
UA 566 Non-stop Boeing 737 MAX 8 (7M8) 2:39 Operates only on 2025-05-21
Non-Direct Flights:
Thu,Fri,Sun 13:25 San Diego (SAN) 2 21:34 Denver (DEN)
UA 566 1-stop Boeing 737-800 (738) 7:09 Valid until 2025-05-18
Mon-Wed,Sat 13:25 San Diego (SAN) 2 22:04 Denver (DEN)
UA 566 1-stop Boeing 737-800 (738) 7:39 Effective 2025-05-03 through 2025-05-20
Wed 13:25 San Diego (SAN) 2 22:11 Denver (DEN)
UA 566 1-stop Boeing 737-800 (738) 7:46 Operates only on 2025-05-21
Daily 14:00 Santa Barbara (SBA) 19:33 Denver (DEN)
UA 566 1-stop Airbus A320 (320) 4:33 Effective 2025-06-26 through 2025-08-18
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This flight number is listed as serving the following routes:
United Airlines flight UA 566: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

United Airlines UA566
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:42, non-stop
Boeing 737-800 (738)

United Airlines UA566
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:10, non-stop
Airbus A320 (320)

United Airlines UA566
Effective 2025-05-24 through 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:42, non-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA566
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:42, non-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA566
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:43, non-stop
Boeing 737-800 (738)

United Airlines UA566
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:25, non-stop
Boeing 737-900 (739)

United Airlines UA566
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:29, non-stop
Airbus A321neo (32Q)

United Airlines UA566
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:29, non-stop
Boeing 737-900 (739)

United Airlines UA566
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:39, non-stop
Boeing 737-800 (738)

United Airlines UA566
Effective 2025-05-03 through 2025-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:39, non-stop
Boeing 737 MAX 9 (7M9)

United Airlines UA566
Effective 2025-05-05 through 2025-05-20
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:39, non-stop
Boeing 737-800 (738)

United Airlines UA566
Operates only on 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:39, non-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

United Airlines UA566
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 7:09, 1-stop
Boeing 737-800 (738)

United Airlines UA566
Effective 2025-05-03 through 2025-05-20
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:39, 1-stop
Boeing 737-800 (738)

United Airlines UA566
Operates only on 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 7:46, 1-stop
Boeing 737-800 (738)

United Airlines UA566
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:33, 1-stop
Airbus A320 (320)
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Parallax here -
This flight number is listed as serving the following routes:
  • Sacramento (SMF) - Denver (DEN)
  • San Diego (SAN) - Denver (DEN)
  • San Diego (SAN) - San Francisco (SFO)
  • San Francisco (SFO) - Denver (DEN)
  • Santa Barbara (SBA) - Denver (DEN)
  • Santa Barbara (SBA) - San Francisco (SFO)