Cheap flights to Boston – Compare and Save

— BOS
1 May — 8 May1
1 adult
1 adult, Economy, 0 bags

Flights to Boston in 2026

Find the latest flights to Boston in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 1 April 2026.

Return from

£390

One-way from

£335

Popular in

July

Cheapest in

September

Average price

£467

Good round-trip deal

£486 or less

Good one-way deal

£374 or less
Icelandair
  • Icelandair
  • 13/4-26/11
  • 2 total stops
  • 21h 10m total
  • London to Boston
11/4
  • 11/4
  • 2 total stops
  • 16h 35m total
  • London to Boston
Highest demand for flights based on searches. 9% potential increase in price (£51 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Average for return flights in April 2026
Price to beat on a round-trip flight from London to Boston Logan Intl.
Price to beat on a one-way flight from London to Boston Logan Intl.

Find flight deals to Boston

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Cheapest flights to Boston
Explore the most affordable flight options available to Boston. Find the lowest fares based on data from user searches, with prices last updated on 1 April 2026.

Mon 13/415:40
LGW
-
BOS
1 stop11h 05m
Icelandair
Thu 26/1119:50
BOS
-
LGW
1 stop10h 05m
Icelandair
Deal found 29/3£390
Mon 20/413:00
LTN
-
BOS
1 stop13h 05m
Multiple Airlines
Fri 24/422:50
BOS
-
LTN
1 stop20h 00m
Multiple Airlines
Deal found 29/3£395
Mon 20/413:00
LTN
-
BOS
1 stop13h 05m
Multiple Airlines
Tue 28/422:50
BOS
-
LTN
1 stop11h 00m
Multiple Airlines
Deal found 27/3£396
Tue 12/507:40
LGW
-
BOS
1 stop18h 25m
LEVEL
Thu 14/522:50
BOS
-
LGW
1 stop28h 50m
LEVEL
Deal found 28/3£399
Mon 20/406:50
LGW
-
BOS
1 stop19h 15m
LEVEL
Fri 24/422:50
BOS
-
LGW
1 stop28h 40m
LEVEL
Deal found 29/3£400
Wed 15/418:20
STN
-
BOS
1 stop31h 45m
Multiple Airlines
Fri 24/422:50
BOS
-
STN
1 stop13h 55m
Multiple Airlines
Deal found 28/3£402
Tue 14/417:45
LTN
-
BOS
2 stops26h 00m
Multiple Airlines
Thu 23/422:45
BOS
-
LTN
2 stops21h 05m
Multiple Airlines
Deal found 29/3£402
Mon 28/920:50
LHR
-
BOS
1 stop29h 25m
LEVEL
Sun 4/1023:50
BOS
-
LHR
1 stop28h 20m
LEVEL
Deal found 29/3£402
Mon 28/920:50
LHR
-
BOS
1 stop29h 25m
LEVEL
Sun 4/1023:50
BOS
-
LHR
1 stop28h 20m
LEVEL
Deal found 28/3£404
Wed 27/520:50
LHR
-
BOS
1 stop29h 15m
LEVEL
Tue 2/622:50
BOS
-
LHR
1 stop29h 20m
LEVEL
Deal found 27/3£405
Wed 27/516:30
LGW
-
BOS
1 stop33h 35m
LEVEL
Mon 1/622:50
BOS
-
LGW
1 stop32h 25m
LEVEL
Deal found 27/3£405
Tue 12/518:45
STN
-
BOS
1 stop31h 20m
Multiple Airlines
Tue 26/522:50
BOS
-
STN
1 stop17h 05m
Multiple Airlines
Deal found 27/3£406

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