Cheapest return flights from Dublin to Philadelphia in September from 325€

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

Return flights

04 Sep - 13 Sep Finnair
16 Sep - 20 Sep Finnair
10 Sep - 20 Sep Finnair
03 Sep - 12 Sep Finnair
17 Sep - 21 Sep Finnair
10 Sep - 20 Sep Finnair direct
04 Sep - 13 Sep Finnair direct
03 Sep - 12 Sep Finnair direct
17 Sep - 21 Sep Finnair direct
07 Sep - 21 Sep British Airways

Also check the deals for one-way flights from Dublin to Philadelphia 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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