AirHint found the following cheapest return flights from Edinburgh (EDI) to Boston (BOS) in December 2025 (see full year).

Return flights

04 Dec - 11 Dec	Ryanair
05 Dec - 08 Dec	Ryanair
05 Dec - 14 Dec	Ryanair
12 Dec - 10 Jan	Ryanair
11 Dec - 10 Jan	Ryanair
12 Dec - 15 Dec	Ryanair
14 Dec - 15 Dec	Ryanair
15 Dec - 05 Jan	Ryanair
10 Dec - 15 Jan	Ryanair
16 Dec - 31 Dec	Ryanair
10 Dec - 17 Jan	Ryanair
05 Dec - 13 Dec	Ryanair
05 Dec - 11 Dec	Ryanair
13 Dec - 15 Dec	Ryanair
04 Dec - 08 Dec	Ryanair
13 Dec - 16 Jan	Ryanair
24 Dec - 03 Jan	Ryanair
19 Dec - 06 Jan	Ryanair
17 Dec - 13 Jan	Ryanair
24 Dec - 15 Jan	Lufthansa

Also check the deals for one-way flights from Edinburgh to Boston in December.

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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Cheapest return flights from Edinburgh to Boston in December from 421€

Return flights