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

Return flights

21 Oct - 30 Oct	Air Canada
28 Oct - 05 Nov	SWISS
13 Oct - 08 Nov	SWISS
28 Oct - 22 Nov	Aer Lingus
08 Oct - 14 Oct	SWISS
09 Oct - 14 Oct	Aer Lingus
09 Oct - 13 Oct	Aer Lingus
08 Oct - 15 Oct	SWISS
18 Oct - 25 Oct	Aer Lingus
08 Oct - 15 Oct	Delta	direct
14 Oct - 21 Oct	United
16 Oct - 25 Oct	Aer Lingus
19 Oct - 08 Nov	Aer Lingus
17 Oct - 22 Oct	Aer Lingus
28 Oct - 04 Nov	United
26 Oct - 02 Nov	United
31 Oct - 07 Nov	United
29 Oct - 05 Nov	United

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

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 Boston to Edinburgh in October from 383€

Return flights