Cheapest return flights from London to Boston in November from $450

Best time to book flights for London (LHR) to Boston (BOS) flights at AirHint

AirHint found the following cheapest return flights from London (LHR) to Boston (BOS) in November 2025 (see full year).

Return flights

24 Nov - 01 Dec SWISS
05 Nov - 12 Nov SWISS
11 Nov - 17 Nov SWISS
25 Nov - 02 Dec SWISS
03 Nov - 10 Nov Virgin Atlantic
19 Nov - 27 Nov SWISS
05 Nov - 09 Nov SWISS
03 Nov - 10 Nov British Airways direct
05 Nov - 12 Nov British Airways direct
11 Nov - 17 Nov British Airways direct
24 Nov - 01 Dec British Airways direct
25 Nov - 02 Dec British Airways direct
27 Nov - 01 Dec SWISS
19 Nov - 27 Nov British Airways direct
24 Nov - 30 Nov Air Canada
27 Nov - 01 Dec British Airways direct
25 Nov - 05 Dec Iberia
25 Nov - 05 Dec British Airways direct

Also check the deals for one-way flights from London to Boston in November.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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