United Airlines Boston to London Flights

Return flight: London – Boston

Cheapflightsplus.com will find cheap United Airlines flights from Boston to London. Compare airline ticket prices and book air tickets starting from $326 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Boston (MA) — London by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in april: one-way - $326, two-way – $559.
Direct flights
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Below is a detailed 2024 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
10:15 am — 10:50 am
+1 day
10:15 am — 11:55 am UA1251 United Airlines
Boston — Chicago
9h 10m stop
9:05 pm — 10:50 am DI7152 Norwegian UK
Chicago — London
19h 35m
including layover
Find flight
from$381
11:40 am — 12:05 pm
+1 day
11:40 am — 1:04 pm UA235 United Airlines
Boston — Newark
11h 6m stop
0:10 am — 12:05 pm AI172 Air India
Newark — London
19h 25m
including layover
Find flight
from$414
1:09 pm — 5:55 am
+1 day
1:09 pm — 2:48 pm UA1564 United Airlines
Boston — Chicago
1h 12m stop
4:00 pm — 5:55 am UA958 United Airlines
Chicago — London
11h 46m
including layover
Find flight
from$624
1:09 pm — 8:30 am
+1 day
1:09 pm — 2:48 pm UA1564 United Airlines
Boston — Chicago
3h 37m stop
6:25 pm — 8:30 am UA931 United Airlines
Chicago — London
14h 21m
including layover
Find flight
from$1297
3:23 pm — 11:20 am
+1 day
3:23 pm — 5:00 pm UA1598 United Airlines
Boston — Chicago
4h 15m stop
9:15 pm — 11:20 am UA938 United Airlines
Chicago — London
14h 57m
including layover
Find flight
from$1323
3:23 pm — 8:30 am
+1 day
3:23 pm — 5:00 pm UA1598 United Airlines
Boston — Chicago
1h 25m stop
6:25 pm — 8:30 am UA931 United Airlines
Chicago — London
12h 7m
including layover
Find flight
from$1345
4:37 pm — 10:50 am
+1 day
4:37 pm — 6:29 pm UA599 United Airlines
Boston — Chicago
2h 36m stop
9:05 pm — 10:50 am DI7152 Norwegian UK
Chicago — London
13h 13m
including layover
Find flight
from$381
4:37 pm — 11:20 am
+1 day
4:37 pm — 6:29 pm UA599 United Airlines
Boston — Chicago
2h 46m stop
9:15 pm — 11:20 am UA938 United Airlines
Chicago — London
13h 43m
including layover
Find flight
from$1323
5:40 am — 8:55 pm
5:40 am — 7:10 am UA389 United Airlines
Boston — Washington D.C.
1h 10m stop
8:20 am — 8:55 pm UA122 United Airlines
Washington D.C. — London
10h 15m
including layover
Find flight
from$581
6:20 am — 7:10 am
+1 day
6:20 am — 7:37 am UA1078 United Airlines
Boston — Newark
11h 23m stop
7:00 pm — 7:10 am UA14 United Airlines
Newark — London
19h 50m
including layover
Find flight
from$1325
6:28 pm — 12:05 pm
+1 day
6:28 pm — 7:54 pm UA1202 United Airlines
Boston — Newark
4h 16m stop
0:10 am — 12:05 pm AI172 Air India
Newark — London
12h 37m
including layover
Find flight
from$533
7:30 pm — 12:05 pm
+1 day
7:30 pm — 8:56 pm UA2047 United Airlines
Boston — Newark
3h 14m stop
0:10 am — 12:05 pm AI172 Air India
Newark — London
11h 35m
including layover
Find flight
from$499
8:44 am — 5:55 am
+1 day
8:44 am — 10:24 am UA775 United Airlines
Boston — Chicago
5h 36m stop
4:00 pm — 5:55 am UA958 United Airlines
Chicago — London
16h 11m
including layover
Find flight
from$1323
9:45 am — 7:10 am
+1 day
9:45 am — 11:02 am UA1928 United Airlines
Boston — Newark
7h 58m stop
7:00 pm — 7:10 am UA14 United Airlines
Newark — London
16h 25m
including layover
Find flight
from$1323
10:15 am — 9:30 am
+1 day
10:15 am — 11:55 am UA1251 United Airlines
Boston — Chicago
3h 55m stop
3:50 pm — 5:15 am EI122 Aer Lingus
Chicago — Dublin
3h stop
8:15 am — 9:30 am FR332 Ryanair
Dublin — London
18h 15m
including layover
Find flight
from$528
11:40 am — 1:15 pm
+1 day
11:40 am — 1:04 pm UA235 United Airlines
Boston — Newark
5h 51m stop
6:55 pm — 4:55 am WW104 WOW Air
Newark — Reykjavik
1h 25m stop
6:20 am — 10:05 am WW852 WOW Air
Reykjavik — London
20h 35m
including layover
Find flight
from$451
2:30 pm — 12:40 pm
+1 day
2:30 pm — 4:16 pm UA8539 United Airlines
Boston — Toronto
2h 44m stop
7:00 pm — 4:45 am WW214 WOW Air
Toronto — Reykjavik
4h stop
8:45 am — 12:40 pm U22296 EasyJet
Reykjavik — London
17h 10m
including layover
Find flight
from$515
2:36 pm — 1:15 pm
+1 day
2:36 pm — 4:00 pm UA1551 United Airlines
Boston — Newark
2h 55m stop
6:55 pm — 4:55 am WW104 WOW Air
Newark — Reykjavik
1h 25m stop
6:20 am — 10:05 am WW852 WOW Air
Reykjavik — London
17h 39m
including layover
Find flight
from$472
5:30 am — 6:55 am
+1 day
5:30 am — 6:43 am UA2077 United Airlines
Boston — Newark
47m stop
7:30 am — 10:27 am UA1913 United Airlines
Newark — Los Angeles
2h 8m stop
12:35 pm — 6:55 am DI7094 Norwegian UK
Los Angeles — London
20h 25m
including layover
Find flight
from$348
7:30 pm — 4:15 pm
+1 day
7:30 pm — 8:56 pm UA2047 United Airlines
Boston — Newark
1h 34m stop
10:30 pm — 8:10 am UA138 United Airlines
Newark — Reykjavik
3h 55m stop
12:05 pm — 4:15 pm WW826 WOW Air
Reykjavik — London
15h 45m
including layover
Find flight
from$473
8:30 pm — 8:06 am
+2 days
8:30 pm — 10:14 pm UA8389 United Airlines
Boston — Toronto
8h 16m stop
6:30 am — 7:57 am WS3514 WestJet
Toronto — Montreal
1h 48m stop
9:45 am — 12:33 pm WS3451 WestJet
Montreal — London
30h 36m
including layover
Find flight
from$326
9:47 am — 9:10 am
+1 day
9:47 am — 11:17 am UA525 United Airlines
Boston — Washington D.C.
1h 23m stop
12:40 pm — 2:00 pm UA1190 United Airlines
Washington D.C. — Hartford
4h stop
6:00 pm — 5:05 am EI130 Aer Lingus
Hartford — London
18h 23m
including layover
Find flight
from$580
*Departure and arrival times are local. Last updated on 04/20/2024

Flight Information

There are 81 flight by United Airlines from Boston to London every week with departures from Logan, Boston City Heliport, Boston RT128 Rail, Boston South Rail. All flights arrive at Gatwick, London City, Heathrow, Luton, Stansted, Stratford International Rail St, Ebbsfleet International Rail St, London Biggin Hill, London-Waterloo, British Rail Terminal.

Departures start from 10:15 am to 9:47 am. Nonstop flight is 8h 55m. The time difference between Boston and London is 5h.

  • The fastest flight 8h 55m
  • Average flight time 14h 40m
  • The earliest flight 10:15 am
  • The latest flight 9:47 am
  • Distance 3270 ml

The cheapest flight by United Airlines that our users were able to find is $326. This airfare is economy class on one-way UA8389 flight for October 3, 2018 leaving Logan in Boston at 8:30 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 6 airline carriers between Boston and London. Please review schedules and prices from the most popular airlines to find the best airfare deals from Boston to London.

Nonstop flights

There are 3 direct flights every day from Boston. Airlines and fares are below:

See more direct flights

Connecting Flights

List of flights with layovers (1 and more stops):

  • from $127
    Find
  • from $501
    Find
  • FI - Icelandair
    from $303
    Find
  • OS - Austrian Airlines
    from $532
    Find
  • TK - Turkish Airlines
    from $453
    Find
See more connecting flights

How to book an air 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 airfare.
  • 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.

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