United Airlines
flight
UA 6664:
Dallas Fort Worth - San Salvador
Dallas Fort Worth - San Salvador
FLIGHT SCHEDULE
Direct Codeshare Flights:
United Airlines UA6664
Valid until 2026-01-06
Mon
Tue
Wed
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Thu
Fri
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Sat
Sun
Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320 (320)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-01-02 through 2026-01-08
Mon
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Tue
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Wed
Thu
Fri
Sat
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Sun
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Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320neo (32N)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-01-09 through 2026-01-13
Mon
Tue
Wed
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-
Thu
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Fri
Sat
Sun
Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320 (320)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-01-14 through 2026-01-21
Mon
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Tue
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Wed
Thu
Fri
Sat
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Sun
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Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320neo (32N)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-01-17 through 2026-01-27
Mon
Tue
Wed
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-
Thu
Fri
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-
Sat
Sun
Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320 (320)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-01-23 through 2026-01-30
Mon
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Tue
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Wed
Thu
Fri
Sat
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Sun
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Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320neo (32N)
Direct Codeshare Flights:
United Airlines UA6664
Operates only on 2026-01-31
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320 (320)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-02-01 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320neo (32N)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-03-08 through 2026-03-14
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320neo (32N)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-03-10 through 2026-03-24
Mon
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Tue
Wed
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Thu
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Fri
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Sat
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Sun
Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320 (320)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-03-16 through 2026-03-28
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
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-
Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320neo (32N)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-03-29 through 2026-10-24
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:20, non-stop Airbus A320neo (32N)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-03-31 through 2026-10-20
Mon
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Tue
Wed
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Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:20, non-stop Airbus A320 (320)
Direct Codeshare Flights:
United Airlines UA6664
Effective 2026-10-25 through 2026-10-27
Mon
-
-
Tue
Wed
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Thu
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-
Fri
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-
Sat
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-
Sun
Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320 (320)
Direct Codeshare Flights:
United Airlines UA6664
Effective from 2026-10-26
Mon
Tue
-
-
Wed
Thu
Fri
Sat
Sun
-
-
Codeshare flight, operated by Avianca.
(AV 441)
Duration: 3:30, non-stop Airbus A320neo (32N)
- UA 6664 is an international flight departing from Dallas Fort Worth airport, United States (DFW) and arriving at San Salvador airport, El Salvador (SAL).
- The flight distance is 1434 miles, or 2308 km.
- The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
- For direct flights, the flight time varies between 3:20 and 3:30.