Cheapest return flights from Boston to Madrid in October from 444€

AirHint found the following cheapest return flights from Boston (BOS) to Madrid (MAD) in October 2026 (see full year).

Return flights

11 Oct - 18 Oct LEVEL
02 Oct - 05 Oct LEVEL
26 Oct - 01 Nov TAP
28 Oct - 01 Nov TAP
05 Oct - 12 Oct TAP
11 Oct - 18 Oct Air France direct
02 Oct - 05 Oct Finnair direct
26 Oct - 01 Nov British Airways direct
28 Oct - 01 Nov British Airways direct

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

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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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