Cheapest return flights from Philadelphia to Athens in September from 684€

AirHint found the following cheapest return flights from Philadelphia (PHL) to Athens (ATH) in September 2026 (see full year).

Return flights

02 Sep - 23 Sep United
08 Sep - 22 Sep British Airways
16 Sep - 25 Sep Lufthansa
13 Sep - 05 Oct Lufthansa
02 Sep - 23 Sep Finnair direct
18 Sep - 29 Sep United
26 Sep - 05 Oct Air Canada
04 Sep - 19 Sep United
04 Sep - 19 Sep Finnair direct

Also check the deals for one-way flights from Philadelphia to Athens in September.

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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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