United Airlines flights from Washington Dulles (IAD) to Cancun (CUN).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 08:23 Washington Dulles (IAD) 11:05 Cancun (CUN) 3
United Airlines UA 1154 Non-stop Boeing 737-900 (739) 3:42 Effective 2026-04-30 through 2026-08-10
Daily 08:24 Washington Dulles (IAD) 12:15 Cancun (CUN) 3
United Airlines UA 1154 Non-stop Boeing 737 MAX 9 (7M9) 3:51 Effective 2026-02-12 through 2026-03-07
Daily 08:24 Washington Dulles (IAD) 11:15 Cancun (CUN) 3
United Airlines UA 1154 Non-stop Boeing 737 MAX 9 (7M9) 3:51 Effective 2026-03-08 through 2026-03-28
Daily 08:26 Washington Dulles (IAD) 11:05 Cancun (CUN) 3
United Airlines UA 1154 Non-stop Boeing 737-900 (739) 3:39 Effective 2026-08-11 through 2026-10-24
Daily 08:29 Washington Dulles (IAD) 12:20 Cancun (CUN) 3
United Airlines UA 1154 Non-stop Boeing 737 MAX 9 (7M9) 3:51 Valid until 2026-02-03
Daily 08:29 Washington Dulles (IAD) 12:20 Cancun (CUN) 3
United Airlines UA 1154 Non-stop Boeing 737 MAX 9 (7M9) 3:51 Effective 2026-02-05 through 2026-02-11
Daily 08:29 Washington Dulles (IAD) 11:20 Cancun (CUN) 3
United Airlines UA 1154 Non-stop Boeing 737-900 (739) 3:51 Effective from 2026-10-25
Daily 08:32 Washington Dulles (IAD) 11:10 Cancun (CUN) 3
United Airlines UA 1154 Non-stop Boeing 737-900 (739) 3:38 Effective 2026-03-29 through 2026-04-29
Daily 12:35 Washington Dulles (IAD) 15:12 Cancun (CUN) 3
United Airlines UA 1276 Non-stop Boeing 737-900 (739) 3:37 Effective 2026-08-11 through 2026-08-17
Daily 12:35 Washington Dulles (IAD) 15:12 Cancun (CUN) 3
United Airlines UA 1276 Non-stop Boeing 737 MAX 8 (7M8) 3:37 Effective 2026-08-18 through 2026-09-07
Daily 12:35 Washington Dulles (IAD) 15:12 Cancun (CUN) 3
United Airlines UA 1276 Non-stop Boeing 737-900 (739) 3:37 Effective 2026-09-24 through 2026-10-24
Daily 12:46 Washington Dulles (IAD) 16:40 Cancun (CUN) 3
United Airlines UA 1618 Non-stop Boeing 737 MAX 9 (7M9) 3:54 Valid until 2026-03-07
Daily 12:46 Washington Dulles (IAD) 15:40 Cancun (CUN) 3
United Airlines UA 1618 Non-stop Boeing 737 MAX 9 (7M9) 3:54 Effective 2026-03-08 through 2026-03-28
Daily 12:46 Washington Dulles (IAD) 15:40 Cancun (CUN) 3
United Airlines UA 1618 Non-stop Boeing 737-900 (739) 3:54 Effective from 2026-10-25
Daily 13:09 Washington Dulles (IAD) 15:51 Cancun (CUN) 3
United Airlines UA 1618 Non-stop Boeing 737-900 (739) 3:42 Effective 2026-04-30 through 2026-08-10
Daily 13:13 Washington Dulles (IAD) 15:51 Cancun (CUN) 3
United Airlines UA 1618 Non-stop Boeing 737-900 (739) 3:38 Effective 2026-03-29 through 2026-04-29
Daily 17:46 Washington Dulles (IAD) 21:40 Cancun (CUN) 3
United Airlines UA 1677 Non-stop Boeing 737 MAX 9 (7M9) 3:54 Valid until 2026-01-05
Daily 06:40 Washington Dulles (IAD) 10:29 Cancun (CUN) 3
United Airlines UA 2860 Non-stop Boeing 737 MAX 9 (7M9) 3:49 Valid until 2026-01-05




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United Airlines flights from Washington Dulles (IAD) to Cancun (CUN).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA1154
08:23
Washington Dulles (IAD)

11:05
Cancun (CUN) 3
Effective 2026-04-30 through 2026-08-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:42, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1154
08:24
Washington Dulles (IAD)

12:15
Cancun (CUN) 3
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:51, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1154
08:24
Washington Dulles (IAD)

11:15
Cancun (CUN) 3
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:51, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1154
08:26
Washington Dulles (IAD)

11:05
Cancun (CUN) 3
Effective 2026-08-11 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:39, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1154
08:29
Washington Dulles (IAD)

12:20
Cancun (CUN) 3
Valid until 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:51, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1154
08:29
Washington Dulles (IAD)

12:20
Cancun (CUN) 3
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:51, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1154
08:29
Washington Dulles (IAD)

11:20
Cancun (CUN) 3
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:51, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1154
08:32
Washington Dulles (IAD)

11:10
Cancun (CUN) 3
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:38, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1276
12:35
Washington Dulles (IAD)

15:12
Cancun (CUN) 3
Effective 2026-08-11 through 2026-08-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:37, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1276
12:35
Washington Dulles (IAD)

15:12
Cancun (CUN) 3
Effective 2026-08-18 through 2026-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:37, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA1276
12:35
Washington Dulles (IAD)

15:12
Cancun (CUN) 3
Effective 2026-09-24 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:37, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1618
12:46
Washington Dulles (IAD)

16:40
Cancun (CUN) 3
Valid until 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:54, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1618
12:46
Washington Dulles (IAD)

15:40
Cancun (CUN) 3
Effective 2026-03-08 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:54, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA1618
12:46
Washington Dulles (IAD)

15:40
Cancun (CUN) 3
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:54, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1618
13:09
Washington Dulles (IAD)

15:51
Cancun (CUN) 3
Effective 2026-04-30 through 2026-08-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:42, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1618
13:13
Washington Dulles (IAD)

15:51
Cancun (CUN) 3
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:38, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA1677
17:46
Washington Dulles (IAD)

21:40
Cancun (CUN) 3
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:54, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA2860
06:40
Washington Dulles (IAD)

10:29
Cancun (CUN) 3
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:49, non-stop
Boeing 737 MAX 9 (7M9)
  • An international route departing from Washington Dulles airport, United States (IAD) and arriving at Cancun airport, Mexico (CUN).
  • The flight distance is 1357 miles, or 2184 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 3:37 and 3:54.
All IAD-CUN flights
All United Airlines flights
Return (CUN-IAD) flights
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