United Airlines flight UA 1667: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 15:38 Cancun (CUN) 3 19:40 Chicago O'Hare (ORD) 5
UA 1667 Non-stop Boeing 737-900 (739) 4:02 Effective 2026-03-29 through 2026-04-29
Daily 15:38 Cancun (CUN) 3 19:45 Chicago O'Hare (ORD) 5
UA 1667 Non-stop Boeing 737-900 (739) 4:07 Effective 2026-04-30 through 2026-08-10
Daily 15:38 Cancun (CUN) 3 19:35 Chicago O'Hare (ORD) 5
UA 1667 Non-stop Boeing 737-900 (739) 3:57 Effective 2026-08-11 through 2026-10-24
Daily 15:45 Cancun (CUN) 3 19:45 Chicago O'Hare (ORD) 5
UA 1667 Non-stop Airbus A321neo (32Q) 4:00 Effective 2026-03-08 through 2026-03-28
Daily 15:50 Denver (DEN) 17:25 Burbank (BUR)
UA 1667 Non-stop Airbus A319 (319) 2:35 Effective from 2026-10-25
Daily 16:45 Cancun (CUN) 3 19:45 Chicago O'Hare (ORD) 5
UA 1667 Non-stop Airbus A321neo (32Q) 4:00 Effective 2026-02-12 through 2026-03-07
Daily 16:47 Cancun (CUN) 3 19:47 Chicago O'Hare (ORD) 5
UA 1667 Non-stop Airbus A321neo (32Q) 4:00 Valid until 2026-02-11
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This flight number is listed as serving the following routes:


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United Airlines flight UA 1667: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA1667
15:38
Cancun (CUN) 3

19:40
Chicago O'Hare (ORD) 5
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:02, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1667
15:38
Cancun (CUN) 3

19:45
Chicago O'Hare (ORD) 5
Effective 2026-04-30 through 2026-08-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:07, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1667
15:38
Cancun (CUN) 3

19:35
Chicago O'Hare (ORD) 5
Effective 2026-08-11 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:57, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1667
15:45
Cancun (CUN) 3

19:45
Chicago O'Hare (ORD) 5
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:00, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1667
15:50
Denver (DEN)

17:25
Burbank (BUR)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:35, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA1667
16:45
Cancun (CUN) 3

19:45
Chicago O'Hare (ORD) 5
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:00, non-stop
Airbus A321neo (32Q)
Direct Flights:
United Airlines UA1667
16:47
Cancun (CUN) 3

19:47
Chicago O'Hare (ORD) 5
Valid until 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:00, non-stop
Airbus A321neo (32Q)
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This flight number is listed as serving the following routes:
  • Cancun (CUN) - Chicago O'Hare (ORD)
  • Denver (DEN) - Burbank (BUR)
All United Airlines flights
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