Cheapest return flights from Philadelphia to Lisbon in March from $630

AirHint found the following cheapest return flights from Philadelphia (PHL) to Lisbon (LIS) in March 2026 (see full year).

Return flights

18 Mar - 25 Mar Finnair
16 Mar - 24 Mar American Airlines
18 Mar - 25 Mar Iberia direct
18 Mar - 22 Mar TAP
08 Mar - 13 Mar Lufthansa
28 Mar - 03 Apr Air Canada
16 Mar - 21 Mar Aer Lingus
18 Mar - 22 Mar Finnair direct
08 Mar - 13 Mar Iberia direct
28 Mar - 03 Apr Finnair direct

Also check the deals for one-way flights from Philadelphia to Lisbon in March.

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