Outbound | Return | Airlines | Shop | Baggage | Price | ||
---|---|---|---|---|---|---|---|
Boston London | Outbound 10/18/25 1 Stopover (KEF) FI0634, FI0450 18h 20min | Return 10/24/25 1 Stopover (KEF) FI0455, FI0631 26h 25min | | ![]() | $456 | ||
Best option Boston London | Outbound 09/19/25 direct AY4185 06h 40min | Return 09/29/25 direct AY4186 07h 20min | | ![]() | $533 | ||
Boston London | Outbound 06/07/25 1 Stopover (CPH) SK0928, SK0501 10h 40min | Return 06/23/25 1 Stopover (CPH) SK0500, SK0927 13h 55min | | ![]() | $693 | ||
Boston London | Outbound 10/18/25 1 Stopover (KEF) FI0634, FI0450 18h 20min | Return 10/24/25 1 Stopover (KEF) FI0455, FI0631 26h 25min | | ![]() | $458 | ||
Boston London | Outbound 10/18/25 1 Stopover (KEF) FI0630, FI0454 18h 30min | Return 10/24/25 1 Stopover (KEF) FI0455, FI0631 26h 25min | | ![]() | ? | $482 | |
Boston London | Outbound 08/14/25 1 Stopover (KEF) FI0630, FI0450 10h 05min | Return 09/11/25 1 Stopover (KEF) FI0455, FI0635 19h 10min | | ![]() | ? | $510 | |
Boston London | Outbound 10/18/25 1 Stopover (KEF) FI0630, FI0450 10h 05min | Return 10/24/25 1 Stopover (KEF) FI0455, FI0631 26h 25min | | ![]() | ? | $520 | |
Boston London | Outbound 09/19/25 1 Stopover (YUL) AC0753, AC0866 10h 10min | Return 09/29/25 1 Stopover (ZRH) LX0317, LX0052 16h 15min | | ![]() | ? | $526 | |
Boston London | Outbound 09/19/25 1 Stopover (KEF) FI0630, FI0450 10h 05min | Return 09/29/25 1 Stopover (KEF) FI0455, FI0631 26h 25min | | ![]() | ? | $527 | |
Boston London | Outbound 09/19/25 1 Stopover (YUL) AC0751, AC0866 15h 10min | Return 09/29/25 1 Stopover (YHZ) AC0869, AC2263 09h 58min | | ![]() | ? | $536 |
Stops
- Direct flight
Airline
- SAS Scandinavian Airlines
- Icelandair
- Virgin Atlantic Airways
- Iberia
- United Airlines
Tips and tricks to help you find cheap flights from Boston to London
Favorite airline: Icelandair
61 % of travelers choose to book flights on this route with Icelandair, United Airlines and Air Canada.

Icelandair
28 %

United Airlines
17 %

Air Canada
16 %
Direct flights are more expensive
Flights with a stopover are on average $131.00 cheaper than direct flights.
non stop flight
1 stop
2 stops
06h 50min
18h 20min
21h 30min
$564
$433
$583
Favourite connection: via Reykjavik-Keflavik
The most popular route is via Reykjavik-Keflavik and is booked by 35 % of all travelers.
Route
bookings
1 stopover Reykjavik-Keflavik International
18h 20min, from $433
35 %
1 stopover Montréal-Pierre Elliott Trudeau International Airport
30h 25min, from $537
26 %
Direct flights
06h 50min, from $564
20 %
Important flight information
Flight information: Boston - London
Roundtrip from | $455.84 |
---|---|
Flight duration | min. 06:20 / max. 06:42 |
Return flight duration | min. 07:30/ max. 07:58 |
Distance | 5264 km |
Flights per week | 50 |
Departure airport | Airport Boston Logan International Airport, MA (BOS) |
Arrival airport | Airport London, all Airports (LCY, LGW, LHR, LTN, STN, SEN) (LON) |
Destination country | Flights to United Kingdom |
Alternative routes to United Kingdom
- Flight Boston - London Heathrow from $456
Alternative flights to London
- Flight Charlotte - London from $615
- Flight New York - London from $426
- Flight San Francisco - London from $579
- Flight Los Angeles - London from $533
- Flight Columbus - London from $730
- Flight Atlanta - London from $604
- Flight Dallas - London from $679
- Flight Chicago - London from $509
- Flight Philadelphia - London from $607
- Flight Orlando - London from $371
Flight destinations with a similar price
- Flight London - Cologne from $120
- Flight London - Frankfurt from $139
- Flight London - Dusseldorf from $104
- Flight London - Lagos from $626
- Flight London - Toronto from $412
- Flight London - Amsterdam from $154
- Flight London - Erbil from $484
Flight destinations with a similar price
- Flight Boston - Kona from $463
- Flight Boston - Rome-Fiumicino from $452
- Flight Boston - London Heathrow from $456
- Flight Boston - Zurich from $479
- Flight Boston - Lisbon from $501
- Flight Boston - Frankfurt from $488
- Flight Boston - Ponta Delgada from $452
- Flight Boston - Jackson Hole from $438
- Flight Boston - Hamburg from $496
- Flight Boston - Berlin from $471