Cheapest return flights from Boston (BOS) to London (LGW), October

20 dates in October, from $ 583. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
13 Oct 20 Oct Air Canada
24 Oct 3 Nov Aer Lingus
28 Oct 3 Nov Air Canada
21 Oct 30 Oct Air Canada
23 Oct 2 Nov Air Canada
20 Oct 28 Oct Air Canada
15 Oct 20 Oct SWISS
16 Oct 30 Oct Aer Lingus
29 Oct 2 Nov Air France
25 Oct 2 Nov Aer Lingus
28 Oct 4 Nov Air Canada
29 Oct 5 Nov SWISS
25 Oct 29 Oct Icelandair
13 Oct 26 Oct Air Canada
15 Oct 21 Oct SWISS
29 Oct 4 Nov Aer Lingus
30 Oct 2 Nov Icelandair
23 Oct 1 Nov Air France
12 Oct 29 Oct Lufthansa
20 Oct 29 Oct Icelandair
Powered by

Cheapest deals for the full year

Deals for one-way flights from Boston to London in October.

Book a cheap hotel in London

Cheap car rent in Gatwick

Updated Oct 9, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.