How long is the AY5439 flight from London to Boston?

The timetable allows 7 h 40 min. London to Boston is 5,239 km (3,256 mi).

Which terminal does AY5439 use?

It usually leaves from Terminal 5 at London Heathrow Airport (LHR) and arrives at Terminal E at Boston Logan International Airport (BOS). Check the flight card above for today's terminal and gate.

What other flight numbers does AY5439 have?

Also listed as FIN5439 (Finnair's ICAO code) and AY 5439.

Can I get compensation if AY5439 is delayed or cancelled?

Up to £520 per passenger may be due under UK261 when it arrives 3 or more hours late or is cancelled, unless the cause was outside the airline's control. Departing the UK, this flight is covered by UK261.

AY5439 Flight Status Finnair: London to Boston (FIN5439)

AY 5439 London to Boston Flight Status

Not scheduled today (November 14th, 2026). Latest flight: November 9th, 2026 ; recent history is in the table below.

AY 5439 Flight Status & Schedule Finnair London to Boston

Date	From	To	Departure	Arrival	Status	Details
Nov 09	LHR	BOS	19:35	20:49	Landed	Track >
Nov 08	LHR	BOS	20:08	21:32	Landed	Track >
Nov 07	LHR	BOS	19:35	21:24	Landed	Track >
Nov 06	LHR	BOS	19:40	21:12	Landed	Track >
Nov 05	LHR	BOS	19:26	20:46	Landed	Track >
Nov 04	LHR	BOS	19:30	20:39	Landed	Track >
Nov 03	LHR	BOS	19:38	20:50	Landed	Track >
Nov 02	LHR	BOS	20:40	21:59	Landed	Track >
Nov 01	LHR	BOS	20:00	21:24	Landed	Track >
Oct 31	LHR	BOS	19:36	22:14	Landed	Track >

Finnair flight AY 5439 links London and Boston, 5,239 km (3,256 mi) apart, and flies twice a week: Monday and Sunday. The timetable allows 7 h 40 min, but the flight usually takes about 6 h 20 min, so it often makes up time. It is not flying today; the last flight, on Monday, landed on time.

< All London LHR Departures All Boston BOS Arrivals >

About AY 5439

Finnair Flight AY5439 connects London, United Kingdom to Boston, United States, taking off from London Heathrow Airport LHR and landing at Boston Logan International Airport BOS.

Route: London Heathrow Airport LHR to Boston Logan International Airport BOS
Distance: 5,239 km (3,256 mi)
Typical flight time: 6 h 20 min
Flies: Mon, Sun
On time: 10 of the last 10
Usually departs from: Terminal 5

Departing the UK, this flight is covered by UK261. Compensation of up to £520 per passenger can apply when it arrives 3 or more hours late or is cancelled.

AY 5439 FAQ

How long is the AY5439 flight from London to Boston?: The timetable allows 7 h 40 min. London to Boston is 5,239 km (3,256 mi).
How often is AY5439 from London to Boston late?: None of the last 10 flights arrived 15 or more minutes late.
When was the latest AY5439 flight from London to Boston?: The latest AY5439 was the 19:10 (local time) departure from London on 9 November 2026; it landed 1 h 1 min early.
Which days does AY5439 fly from London to Boston?: Twice a week: Monday and Sunday, based on the schedule of the last 7 days.
Which terminal does AY5439 use?: It usually leaves from Terminal 5 at London Heathrow Airport (LHR) and arrives at Terminal E at Boston Logan International Airport (BOS). Check the flight card above for today's terminal and gate.
What other flight numbers does AY5439 have?: Also listed as FIN5439 (Finnair's ICAO code) and AY 5439.
Can I get compensation if AY5439 is delayed or cancelled?: Up to £520 per passenger may be due under UK261 when it arrives 3 or more hours late or is cancelled, unless the cause was outside the airline's control. Departing the UK, this flight is covered by UK261.

AY5439 and London LHR to Boston BOS Flights

Flight AY5439 is a code-share Finnair flight of the British Airways operated BA239.

Other flights departing from London LHR: BA724, BA239, BA750

Other flights arriving at Boston BOS: BA239, AA2813

All flights connecting London LHR to Boston BOS.