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

Return flights

27 Aug - 03 Sep	Ryanair
25 Aug - 01 Sep	Ryanair
26 Aug - 10 Sep	Air France
27 Aug - 04 Sep	Ryanair
26 Aug - 10 Sep	Air France	direct
20 Aug - 29 Aug	easyJet
29 Aug - 05 Sep	Ryanair
04 Aug - 11 Aug	Air France
19 Aug - 02 Sep	Air France
27 Aug - 04 Sep	Air France	direct
19 Aug - 03 Sep	British Airways
19 Aug - 21 Aug	Ryanair
06 Aug - 18 Aug	Air France
12 Aug - 18 Aug	Air France
08 Aug - 12 Aug	Virgin Atlantic
08 Aug - 12 Aug	Air France	direct
03 Aug - 13 Aug	Air France	direct
30 Aug - 01 Sep	Aer Lingus
16 Aug - 23 Aug	Ryanair
05 Aug - 17 Aug	jetBlue

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

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 August from $469

Return flights