Finnair flight AY 3750: Dallas Fort Worth - London Heathrow

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 15:00 Dallas Fort Worth (DFW) 06:20 London Heathrow (LHR) 3
AY 3750 Non-stop Boeing 787-9 (789) 9:20 Effective 2026-03-29 through 2026-06-02
Codeshare flight, operated by American Airlines.(AA 50)
The flight arrives 1 day after departure.
Sat 15:20 Dallas Fort Worth (DFW) 06:25 London Heathrow (LHR) 3
AY 3750 Non-stop Boeing 777-300ER (77W) 9:05 Operates only on 2026-03-28
Codeshare flight, operated by American Airlines.(AA 50)
The flight arrives 1 day after departure.
Daily 15:20 Dallas Fort Worth (DFW) 06:25 London Heathrow (LHR) 3
AY 3750 Non-stop Boeing 777-300ER (77W) 9:05 Effective 2026-06-03 through 2026-10-23
Codeshare flight, operated by American Airlines.(AA 50)
The flight arrives 1 day after departure.
Daily 15:45 Dallas Fort Worth (DFW) 06:50 London Heathrow (LHR) 3
AY 3750 Non-stop Boeing 777-300ER (77W) 9:05 Valid until 2026-02-01
Codeshare flight, operated by American Airlines.(AA 50)
The flight arrives 1 day after departure.
Daily 15:45 Dallas Fort Worth (DFW) 06:50 London Heathrow (LHR) 3
AY 3750 Non-stop Boeing 777-300ER (77W) 9:05 Effective 2026-02-09 through 2026-02-28
Codeshare flight, operated by American Airlines.(AA 50)
The flight arrives 1 day after departure.
Daily 15:45 Dallas Fort Worth (DFW) 06:50 London Heathrow (LHR) 3
AY 3750 Non-stop Boeing 777-200 (772) 9:05 Effective 2026-03-01 through 2026-03-07
Codeshare flight, operated by American Airlines.(AA 50)
The flight arrives 1 day after departure.
Daily 16:15 Dallas Fort Worth (DFW) 06:20 London Heathrow (LHR) 3
AY 3750 Non-stop Boeing 777-200 (772) 9:05 Effective from 2026-10-24
Codeshare flight, operated by American Airlines.(AA 50)
The flight arrives 1 day after departure.
Daily 16:45 Dallas Fort Worth (DFW) 06:50 London Heathrow (LHR) 3
AY 3750 Non-stop Boeing 777-200 (772) 9:05 Effective 2026-03-08 through 2026-03-27
Codeshare flight, operated by American Airlines.(AA 50)
The flight arrives 1 day after departure.


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Finnair flight AY 3750:
Dallas Fort Worth - London Heathrow
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Finnair AY3750
15:00
Dallas Fort Worth (DFW)

06:20(+1)
London Heathrow (LHR) 3
Effective 2026-03-29 through 2026-06-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 50)
Duration: 9:20, non-stop
Boeing 787-9 (789)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Finnair AY3750
15:20
Dallas Fort Worth (DFW)

06:25(+1)
London Heathrow (LHR) 3
Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 50)
Duration: 9:05, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Finnair AY3750
15:20
Dallas Fort Worth (DFW)

06:25(+1)
London Heathrow (LHR) 3
Effective 2026-06-03 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 50)
Duration: 9:05, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Finnair AY3750
15:45
Dallas Fort Worth (DFW)

06:50(+1)
London Heathrow (LHR) 3
Valid until 2026-02-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 50)
Duration: 9:05, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Finnair AY3750
15:45
Dallas Fort Worth (DFW)

06:50(+1)
London Heathrow (LHR) 3
Effective 2026-02-09 through 2026-02-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 50)
Duration: 9:05, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Finnair AY3750
15:45
Dallas Fort Worth (DFW)

06:50(+1)
London Heathrow (LHR) 3
Effective 2026-03-01 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 50)
Duration: 9:05, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Finnair AY3750
16:15
Dallas Fort Worth (DFW)

06:20(+1)
London Heathrow (LHR) 3
Effective from 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 50)
Duration: 9:05, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Finnair AY3750
16:45
Dallas Fort Worth (DFW)

06:50(+1)
London Heathrow (LHR) 3
Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 50)
Duration: 9:05, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.
  • AY 3750 is an international flight departing from Dallas Fort Worth airport, United States (DFW) and arriving at London Heathrow airport, United Kingdom (LHR).
  • The flight distance is 4736 miles, or 7623 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC+0 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 9:05 and 9:20.
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