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Cheapest return flights from Boston (BOS) to London (STN), December

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Dates, airline, and price
Dates	Airline	Price
01 Dec 06 Dec	Icelandair
27 Dec 02 Jan	Aer Lingus
26 Dec 02 Jan	Aer Lingus
26 Dec 03 Jan	Iberia

deals for one-way flights from Boston to London in December.

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Updated May 22, 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.

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Cheapest return flights from Boston (BOS) to London (STN), December

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