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

Return flights

01 Jul - 06 Jul	Finnair	direct
02 Jul - 06 Jul	Finnair	direct
08 Jul - 15 Jul	United
30 Jul - 06 Aug	United
23 Jul - 03 Aug	Air Canada
24 Jul - 03 Aug	Air Canada
02 Jul - 19 Jul	Air Canada
03 Jul - 12 Jul	Air Canada
27 Jul - 04 Aug	Air Canada
20 Jul - 27 Jul	Air Canada
05 Jul - 18 Aug	Lufthansa
25 Jul - 15 Aug	Air Canada
24 Jul - 15 Aug	Air Canada
23 Jul - 03 Aug	Finnair	direct
24 Jul - 03 Aug	Finnair	direct
05 Jul - 18 Aug	Finnair	direct
02 Jul - 19 Jul	Finnair	direct
08 Jul - 15 Jul	Finnair	direct
03 Jul - 12 Jul	Finnair	direct
20 Jul - 27 Jul	Aer Lingus	direct

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

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 Dublin to Philadelphia in July from 539€

Return flights