Cheap Flights from Boston, MA to London from $172

Return flight: London – Boston

On Cheapflightsplus.com you will find 24 direct and 980 connecting flights from Boston to London. You can compare airfare deals from 25 airlines and multiple travel sites from $172, book and save on cheap plane tickets and last minute offers. Also check out BOS-LON flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Boston to London Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $172 (one-way), $295 (round-trip).
Direct flights
  • Check to choose departure date Check to choose departure date
Check prices for return flight
Find flights
Full flight schedule will help you in detecting at what time planes fly from Boston to London. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
06:00 — 06:20
+1 day
06:00 — 08:57 NK1179 Spirit Airlines
Boston — Atlanta
1h 5m stop
10:02 — 12:18 NK741 Spirit Airlines
Atlanta — New York
6h 2m stop
18:20 — 06:20 Z0702 Z0
New York — London
19h 20m
including layover
Find flight
from$172
07:30 — 18:55
07:30 — 18:55 BA238 British Airways
Boston — London
6h 25m
Find flight
from$251
18:40 — 06:30
+1 day
18:40 — 06:30 TP4286 TAP Portugal
Boston — London
6h 50m
Find flight
from$1320
19:10 — 06:45
+1 day
19:10 — 06:45 VS4012 Virgin Atlantic Airways
Boston — London
6h 35m
Find flight
from$267
19:45 — 07:20
+1 day
19:45 — 07:20 IB3587 Iberia
Boston — London
6h 35m
Find flight
from$251
19:45 — 07:20
+1 day
19:45 — 07:20 BA212 British Airways
Boston — London
6h 35m
Find flight
from$251
19:45 — 07:20
+1 day
19:45 — 07:20 AY5412 Finnair
Boston — London
6h 35m
Find flight
from$256
20:15 — 08:05
+1 day
20:15 — 08:05 VS158 Virgin Atlantic Airways
Boston — London
6h 50m
Find flight
from$267
20:15 — 08:05
+1 day
20:15 — 08:05 AF9648 Air France
Boston — London
6h 50m
Find flight
from$268
20:20 — 07:50
+1 day
20:20 — 07:50 BA1540 British Airways
Boston — London
6h 30m
Find flight
from$251
20:50 — 20:20
+1 day
20:50 — 06:05 FI630 Icelandair
Boston — Reykjavik
10h 5m stop
16:10 — 20:20 FI454 Icelandair
Reykjavik — London
18h 30m
including layover
Find flight
from$184
21:55 — 09:30
+1 day
21:55 — 09:30 BA202 British Airways
Boston — London
6h 35m
Find flight
from$249
22:45 — 10:30
+1 day
22:45 — 10:30 VS12 Virgin Atlantic Airways
Boston — London
6h 45m
Find flight
from$267
23:35 — 14:40
+1 day
23:35 — 08:45 FI632 Icelandair
Boston — Reykjavik
1h 45m stop
10:30 — 14:40 FI472 Icelandair
Reykjavik — London
10h 5m
including layover
Find flight
from$184
23:35 — 20:20
+1 day
23:35 — 08:45 FI632 Icelandair
Boston — Reykjavik
7h 25m stop
16:10 — 20:20 FI454 Icelandair
Reykjavik — London
15h 45m
including layover
Find flight
from$184
*Departure and arrival times - local. Updated on September 15, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Boston to London depends on and how to choose the most interesting flight option for you.

Distance between Boston and London is 5261 miles. Time difference between the cities is 5h. Airplanes depart 05:45 to 23:35 from 4 Boston airports and arrive 05:45 to 23:35 to 10 London airports. Average flight time is 6h 35m.

  • The fastest flight 6h 25m
  • Average flight time 6h 35m
  • The earliest flight 05:45
  • The latest flight 23:35
  • Distance 3270 ml

The cheapest months to travel to London are july (from 155 $), june (from 157 $), october (from 172 $).

The most expensive months are may (from 323 $), november (from 272 $), december (from 271 $).

What is the lowest airfare Boston to London?

The cheapest plane ticket found by our users is $172. This airfare is for economy class on one-way NK1179 flight by Spirit Airlines for October 7, 2025 which leaves Logan in Boston at 06:00 am and arrives at London Gatwick at 06:20.

Economy class
$172
Find
Business class
?
Find
First class
?
Find

Popular Airlines on the Route

The flight Boston — London is served by 25 regular airlines and 6 low-cost airlines. Most of the flights on this route are operated by SATA International - 1 departures per week at the price of from $ 348 . And the most expensive tickets are offered by TAP Portugal airline - from $ 1320.

Direct flights

There are 24 nonstop flights on the route. The fastest direct flight is BA238 by British Airways takes 6h 25m and the cheapest is NK1179 by Spirit Airlines for $249.

  • KL - KLM
    from $268
    Find
  • EI - Aer Lingus
    from $607
    Find
  • AF - Air France
    from $268
    Find
  • AY - Finnair
    from $256
    Find
  • IB - Iberia
    from $251
    Find
  • TP - TAP Portugal
    from $1308
    Find
  • VS - Virgin Atlantic Airways
    from $267
    Find
  • BA - British Airways
    from $249
    Find
See more direct flights

Connecting Flights

There are 980 flights with layovers on the route. The fastest connecting flight is EI136 by Aer Lingus takes 8h 45m and the cheapest is NK1179 by Spirit Airlines for $172.

  • S4 - SATA International
    from $348
    Find
  • FI - Icelandair
    from $184
    Find
  • VY - Vueling
    from $231
    Find
  • LX - SWISS International Air Lines
    from $261
    Find
  • UA - United Airlines
    from $273
    Find
  • G4 - Allegiant Air
    from $268
    Find
  • OG - Air Onix
    from $240
    Find
  • SK - SAS
    from $345
    Find
  • IB - Iberia
    from $236
    Find
  • WS - WestJet
    from $404
    Find
  • KL - KLM
    from $312
    Find
  • AC - Air Canada
    from $268
    Find
See more connecting flights

Airports

You can fly from Boston to London from 4 airports (Boston City Heliport, Boston RT128 Rail, Boston South Rail, Logan).

Boston airports

  • Boston City Heliport-JBC
    Find
  • Boston RT128 Rail-ZRU
    Find
  • Boston South Rail-ZTO
    Find
  • Logan-BOS
    from $172
    Find

London airports

  • London City-LCY
    Find
  • London-Waterloo-QQW
    Find
  • Heathrow-LHR
    Find
  • Luton-LTN
    Find
  • British Rail Terminal-ZLX
    Find
  • London Biggin Hill-BQH
    Find
  • Stansted-STN
    Find
  • Gatwick-LGW
    Find
  • Ebbsfleet International Rail St-XQE
    Find
  • Stratford International Rail St-XOF
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

Back