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

Return flights

19 Oct - 08 Nov	Iberia
23 Oct - 05 Nov	Iberia
13 Oct - 22 Oct	Iberia
29 Oct - 06 Nov	Aer Lingus
11 Oct - 16 Oct	TAP
20 Oct - 15 Nov	ITA Airways
13 Oct - 08 Nov	Iberia
21 Oct - 10 Nov	Scandinavian Airlines
29 Oct - 11 Nov	TAP
15 Oct - 30 Oct	Turkish Airlines
12 Oct - 23 Oct	Scandinavian Airlines
21 Oct - 28 Oct	Turkish Airlines
13 Oct - 28 Oct	Turkish Airlines
20 Oct - 31 Oct	Turkish Airlines
14 Oct - 22 Oct	Aer Lingus
07 Oct - 14 Oct	Spirit Airlines
12 Oct - 22 Oct	Scandinavian Airlines
26 Oct - 08 Nov	TAP
17 Oct - 08 Nov	TAP
13 Oct - 03 Nov	Iberia

Also check the deals for one-way flights from Boston to Athens 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.

Book a cheap hotel in Athens

Cheap car rent in Athens

Cheapest return flights from Boston to Athens in October from $512

Return flights