Finnair flights from Miami (MIA) to London Heathrow (LHR).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Thu-Sat 18:20 Miami (MIA) 08:15 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-200 (772) 8:55 Effective 2026-03-05 through 2026-03-07
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Sat 18:20 Miami (MIA) 08:15 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-200 (772) 8:55 Operates only on 2026-03-28
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Thu-Sat 18:30 Miami (MIA) 08:15 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-200 (772) 8:45 Valid until 2026-01-01
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Fri,Sat 18:30 Miami (MIA) 08:15 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-300ER (77W) 8:45 Effective 2026-01-09 through 2026-01-10
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Thu-Sat 18:30 Miami (MIA) 08:15 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-200 (772) 8:45 Effective 2026-01-15 through 2026-01-31
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Daily 18:40 Miami (MIA) 08:35 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-300ER (77W) 8:55 Effective 2026-02-12 through 2026-02-27
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Sat 18:40 Miami (MIA) 08:35 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-200 (772) 8:55 Operates only on 2026-02-28
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Daily 18:50 Miami (MIA) 08:35 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-200 (772) 8:45 Effective 2026-02-01 through 2026-02-10
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Wed 18:50 Miami (MIA) 08:35 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-300ER (77W) 8:45 Operates only on 2026-02-11
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Thu-Sat 19:05 Miami (MIA) 08:15 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-200 (772) 9:10 Effective from 2026-10-24
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Thu-Sat 19:30 Miami (MIA) 08:15 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-200 (772) 8:45 Effective 2026-03-12 through 2026-03-27
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Daily 19:35 Miami (MIA) 09:25 London Heathrow (LHR) 3
Finnair AY 3744 Non-stop Boeing 777-300ER (77W) 8:50 Effective 2026-03-29 through 2026-10-23
Codeshare flight, operated by American Airlines.(AA 38)
The flight arrives 1 day after departure.
Daily 21:05 Miami (MIA) 11:05 London Heathrow (LHR) 3
Finnair AY 3752 Non-stop Boeing 777-200 (772) 9:00 Effective 2026-05-01 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 56)
The flight arrives 1 day after departure.
Daily 21:15 Miami (MIA) 11:05 London Heathrow (LHR) 3
Finnair AY 3752 Non-stop Boeing 777-200 (772) 8:50 Effective 2026-03-28 through 2026-04-30
Codeshare flight, operated by American Airlines.(AA 56)
The flight arrives 1 day after departure.
Daily 22:15 Miami (MIA) 12:05 London Heathrow (LHR) 3
Finnair AY 3752 Non-stop Boeing 777-300ER (77W) 8:50 Effective 2026-02-12 through 2026-03-07
Codeshare flight, operated by American Airlines.(AA 56)
The flight arrives 1 day after departure.
Daily 22:25 Miami (MIA) 12:05 London Heathrow (LHR) 3
Finnair AY 3752 Non-stop Boeing 777-300ER (77W) 8:40 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 56)
The flight arrives 1 day after departure.
Mon-Thu 22:50 Miami (MIA) 12:20 London Heathrow (LHR) 3
Finnair AY 3752 Non-stop Boeing 777-300ER (77W) 8:30 Effective 2026-01-06 through 2026-01-15
Codeshare flight, operated by American Airlines.(AA 56)
The flight arrives 1 day after departure.
Daily 22:50 Miami (MIA) 12:20 London Heathrow (LHR) 3
Finnair AY 3752 Non-stop Boeing 777-300ER (77W) 8:30 Effective 2026-01-16 through 2026-01-25
Codeshare flight, operated by American Airlines.(AA 56)
The flight arrives 1 day after departure.
Daily 22:50 Miami (MIA) 12:20 London Heathrow (LHR) 3
Finnair AY 3752 Non-stop Boeing 777-300ER (77W) 8:30 Effective 2026-01-30 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 56)
The flight arrives 1 day after departure.
Daily 23:10 Miami (MIA) 12:05 London Heathrow (LHR) 3
Finnair AY 3752 Non-stop Boeing 777-300ER (77W) 8:55 Effective 2026-03-08 through 2026-03-27
Codeshare flight, operated by American Airlines.(AA 56)
The flight arrives 1 day after departure.
Daily 23:20 Miami (MIA) 12:05 London Heathrow (LHR) 3
Finnair AY 3752 Non-stop Boeing 777-300ER (77W) 8:45 Effective from 2026-10-24
Codeshare flight, operated by American Airlines.(AA 56)
The flight arrives 1 day after departure.
Daily 17:00 Miami (MIA) 06:55 London Heathrow (LHR) 5
Finnair AY 5506 Non-stop Airbus A380 (388) 8:55 Effective 2026-03-29 through 2026-10-23
Codeshare flight, operated by British Airways.(BA 206)
The flight arrives 1 day after departure.
Sat 17:00 Miami (MIA) 05:55 London Heathrow (LHR) 5
Finnair AY 5506 Non-stop Airbus A380 (388) 8:55 Operates only on 2026-10-24
Codeshare flight, operated by British Airways.(BA 206)
The flight arrives 1 day after departure.
Daily 17:10 Miami (MIA) 06:50 London Heathrow (LHR) 5
Finnair AY 5506 Non-stop Airbus A380 (388) 8:40 Valid until 2026-02-02
Codeshare flight, operated by British Airways.(BA 206)
The flight arrives 1 day after departure.
Daily 17:10 Miami (MIA) 06:50 London Heathrow (LHR) 5
Finnair AY 5506 Non-stop Airbus A380 (388) 8:40 Effective 2026-02-04 through 2026-03-07
Codeshare flight, operated by British Airways.(BA 206)
The flight arrives 1 day after departure.
Daily 18:10 Miami (MIA) 06:50 London Heathrow (LHR) 5
Finnair AY 5506 Non-stop Airbus A380 (388) 8:40 Effective 2026-03-08 through 2026-03-27
Codeshare flight, operated by British Airways.(BA 206)
The flight arrives 1 day after departure.
Sat 18:10 Miami (MIA) 07:50 London Heathrow (LHR) 5
Finnair AY 5506 Non-stop Airbus A380 (388) 8:40 Operates only on 2026-03-28
Codeshare flight, operated by British Airways.(BA 206)
The flight arrives 1 day after departure.
Daily 18:10 Miami (MIA) 06:50 London Heathrow (LHR) 5
Finnair AY 5506 Non-stop Airbus A380 (388) 8:40 Effective from 2026-10-25
Codeshare flight, operated by British Airways.(BA 206)
The flight arrives 1 day after departure.
Daily 22:00 Miami (MIA) 11:30 London Heathrow (LHR) 5
Finnair AY 5508 Non-stop Airbus A380 (388) 8:30 Valid until 2026-01-20
Codeshare flight, operated by British Airways.(BA 208)
The flight arrives 1 day after departure.
Daily 22:00 Miami (MIA) 11:30 London Heathrow (LHR) 5
Finnair AY 5508 Non-stop Airbus A380 (388) 8:30 Effective 2026-01-22 through 2026-03-07
Codeshare flight, operated by British Airways.(BA 208)
The flight arrives 1 day after departure.
Daily 22:00 Miami (MIA) 12:00 London Heathrow (LHR) 5
Finnair AY 5508 Non-stop Boeing 787-10 (781) 9:00 Effective 2026-10-15 through 2026-10-23
Codeshare flight, operated by British Airways.(BA 208)
The flight arrives 1 day after departure.
Daily 22:40 Miami (MIA) 12:35 London Heathrow (LHR) 5
Finnair AY 5508 Non-stop Airbus A380 (388) 8:55 Effective 2026-03-28 through 2026-05-20
Codeshare flight, operated by British Airways.(BA 208)
The flight arrives 1 day after departure.
Daily 22:40 Miami (MIA) 12:35 London Heathrow (LHR) 5
Finnair AY 5508 Non-stop Boeing 787-10 (781) 8:55 Effective 2026-05-21 through 2026-10-14
Codeshare flight, operated by British Airways.(BA 208)
The flight arrives 1 day after departure.
Daily 23:00 Miami (MIA) 11:30 London Heathrow (LHR) 5
Finnair AY 5508 Non-stop Airbus A380 (388) 8:30 Effective 2026-03-08 through 2026-03-27
Codeshare flight, operated by British Airways.(BA 208)
The flight arrives 1 day after departure.
Daily 23:00 Miami (MIA) 11:30 London Heathrow (LHR) 5
Finnair AY 5508 Non-stop Airbus A380 (388) 8:30 Effective from 2026-10-24
Codeshare flight, operated by British Airways.(BA 208)
The flight arrives 1 day after departure.


Finnair flights from Miami (MIA) to London Heathrow (LHR).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Effective 2026-03-05 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 8:55, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 8:55, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Valid until 2026-01-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 8:45, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-01-09 through 2026-01-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 8:45, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-01-15 through 2026-01-31
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 8:45, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-02-12 through 2026-02-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 8:55, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Operates only on 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 8:55, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-02-01 through 2026-02-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 8:45, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Operates only on 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 8:45, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective from 2026-10-24
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 9:10, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-03-12 through 2026-03-27
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 8:45, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-03-29 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 38)
Duration: 8:50, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-05-01 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 56)
Duration: 9:00, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-03-28 through 2026-04-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 56)
Duration: 8:50, non-stop
Boeing 777-200 (772)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 56)
Duration: 8:50, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 56)
Duration: 8:40, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-01-06 through 2026-01-15
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 56)
Duration: 8:30, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-01-16 through 2026-01-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 56)
Duration: 8:30, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-01-30 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 56)
Duration: 8:30, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 56)
Duration: 8:55, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective from 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 56)
Duration: 8:45, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-03-29 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 206)
Duration: 8:55, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Operates only on 2026-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by British Airways. (BA 206)
Duration: 8:55, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Valid until 2026-02-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 206)
Duration: 8:40, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-02-04 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 206)
Duration: 8:40, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 206)
Duration: 8:40, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by British Airways. (BA 206)
Duration: 8:40, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 206)
Duration: 8:40, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Valid until 2026-01-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 208)
Duration: 8:30, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-01-22 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 208)
Duration: 8:30, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-10-15 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 208)
Duration: 9:00, non-stop
Boeing 787-10 (781)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-03-28 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 208)
Duration: 8:55, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-05-21 through 2026-10-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 208)
Duration: 8:55, non-stop
Boeing 787-10 (781)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 208)
Duration: 8:30, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Effective from 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by British Airways. (BA 208)
Duration: 8:30, non-stop
Airbus A380 (388)
The flight arrives 1 day after departure.
  • An international route departing from Miami airport, United States (MIA) and arriving at London Heathrow airport, United Kingdom (LHR).
  • The flight distance is 4415 miles, or 7105 km.
  • The timezone of the departure airport is UTC-5 , 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 8:30 and 9:10.