United Airlines London to Boston Flights

Return flight: Boston – London

Cheapflightsplus.com will find cheap United Airlines flights from London to Boston. Compare airline ticket prices and book air tickets starting from $579 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 London — Boston (MA) 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 january: one-way - $579, two-way – $993.
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Below is a detailed 2025 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
10:00 am — 4:19 pm
10:00 am — 1:30 pm UA15 United Airlines
London — Newark
1h 34m stop
3:04 pm — 4:19 pm UA593 United Airlines
Newark — Boston
11h 19m
including layover
Find flight
from$595
10:00 am — 4:40 pm
10:00 am — 1:30 pm UA15 United Airlines
London — Newark
1h 55m stop
3:25 pm — 4:40 pm UA1493 United Airlines
Newark — Boston
11h 40m
including layover
Find flight
from$731
11:10 am — 6:35 pm
11:10 am — 2:00 pm UA9230 United Airlines
London — Munich
2h 5m stop
4:05 pm — 6:35 pm UA8902 United Airlines
Munich — Boston
12h 25m
including layover
Find flight
from$579
11:10 am — 6:42 pm
11:10 am — 2:50 pm UA8203 United Airlines
London — Toronto
2h 10m stop
5:00 pm — 6:42 pm UA8138 United Airlines
Toronto — Boston
12h 32m
including layover
Find flight
from$2488
12:05 pm — 6:33 pm
12:05 pm — 3:35 pm UA17 United Airlines
London — Newark
1h 40m stop
5:15 pm — 6:33 pm UA2612 United Airlines
Newark — Boston
11h 28m
including layover
Find flight
from$595
12:05 pm — 8:20 pm
12:05 pm — 2:45 pm UA9757 United Airlines
London — Zurich
2h 45m stop
5:30 pm — 8:20 pm UA9722 United Airlines
Zurich — Boston
13h 15m
including layover
Find flight
from$2471
1:35 pm — 9:50 pm
1:35 pm — 5:00 pm UA959 United Airlines
London — Chicago
1h 25m stop
6:25 pm — 9:50 pm UA1742 United Airlines
Chicago — Boston
13h 15m
including layover
Find flight
from$2492
1:45 pm — 8:20 pm
1:45 pm — 4:45 pm UA9759 United Airlines
London — Zurich
45m stop
5:30 pm — 8:20 pm UA9722 United Airlines
Zurich — Boston
11h 35m
including layover
Find flight
from$638
2:30 pm — 8:03 pm
2:30 pm — 5:10 pm UA8297 United Airlines
London — Montreal
1h 25m stop
6:35 pm — 8:03 pm UA8358 United Airlines
Montreal — Boston
10h 33m
including layover
Find flight
from$588
2:30 pm — 10:37 pm
2:30 pm — 5:45 pm UA8219 United Airlines
London — Toronto
3h 10m stop
8:55 pm — 10:37 pm UA8530 United Airlines
Toronto — Boston
13h 7m
including layover
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from$630
3:00 pm — 2:58 pm
+1 day
3:00 pm — 5:40 pm UA8297 United Airlines
London — Montreal
19h 50m stop
1:30 pm — 2:58 pm UA8122 United Airlines
Montreal — Boston
28h 58m
including layover
Find flight
from$696
3:10 pm — 9:35 pm
3:10 pm — 6:45 pm UA147 United Airlines
London — Newark
1h 35m stop
8:20 pm — 9:35 pm UA1393 United Airlines
Newark — Boston
11h 25m
including layover
Find flight
from$595
4:00 pm — 11:17 pm
4:00 pm — 7:35 pm UA941 United Airlines
London — Newark
2h 24m stop
9:59 pm — 11:17 pm UA784 United Airlines
Newark — Boston
12h 17m
including layover
Find flight
from$731
4:20 pm — 11:59 pm
4:20 pm — 8:15 pm UA925 United Airlines
London — Washington D.C.
2h 7m stop
10:22 pm — 11:59 pm UA755 United Airlines
Washington D.C. — Boston
12h 39m
including layover
Find flight
from$740
6:00 pm — 7:13 am
+1 day
6:00 pm — 9:35 pm UA921 United Airlines
London — Newark
8h 25m stop
6:30 am — 7:43 am UA1420 United Airlines
Newark — Boston
18h 13m
including layover
Find flight
from$656
6:30 am — 1:25 pm
6:30 am — 9:05 am UA9546 United Airlines
London — Frankfurt
1h 50m stop
10:55 am — 1:25 pm UA8853 United Airlines
Frankfurt — Boston
11h 55m
including layover
Find flight
from$580
8:00 am — 2:54 pm
8:00 am — 11:20 am UA883 United Airlines
London — Newark
2h 23m stop
1:43 pm — 2:54 pm UA1994 United Airlines
Newark — Boston
11h 54m
including layover
Find flight
from$595
8:00 am — 4:19 pm
8:00 am — 11:20 am UA883 United Airlines
London — Newark
3h 44m stop
3:04 pm — 4:19 pm UA593 United Airlines
Newark — Boston
13h 19m
including layover
Find flight
from$2492
9:10 am — 4:19 pm
9:10 am — 12:40 pm UA905 United Airlines
London — Newark
2h 24m stop
3:04 pm — 4:19 pm UA593 United Airlines
Newark — Boston
12h 9m
including layover
Find flight
from$662
9:10 am — 3:51 pm
9:10 am — 12:40 pm UA905 United Airlines
London — Newark
2h stop
2:40 pm — 3:51 pm UA800 United Airlines
Newark — Boston
11h 41m
including layover
Find flight
from$731
*Departure and arrival times are local. Last updated on 01/21/2025

Flight Information

There are 29 flights by United Airlines from London to Boston every week with departures from Gatwick, London City, Heathrow, Luton, Stansted, Stratford International Rail St, Ebbsfleet International Rail St, London Biggin Hill, London-Waterloo, British Rail Terminal. All flights arrive at Logan, Boston City Heliport, Boston RT128 Rail, Boston South Rail.

Departures start from 10:00 am to 9:10 am. Nonstop flight is 10h 33m. The time difference between London and Boston is 5h.

  • The fastest flight 10h 33m
  • Average flight time 12h 28m
  • The earliest flight 10:00 am
  • The latest flight 9:10 am
  • Distance 3270 ml

The cheapest months for traveling to Boston are november (from 579 $), january (from 630 $), december (from 696 $).

The cheapest flight by United Airlines that our users were able to find is $579. This airfare is economy class on one-way UA9230 flight for November 12, 2024 leaving Heathrow in London at 11:10 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 25 airline carriers between London and Boston. Please review schedules and prices from the most popular airlines to find the best airfare deals from London to Boston.

Nonstop flights

There are 8 direct flights every day from London. Airlines and fares are below:

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Connecting Flights

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

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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.

    To find a plane ticket, please select dates.

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