Cheapest return flights from Philadelphia to Lisbon in April from $713

Best time to book flights for Philadelphia (PHL) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Philadelphia (PHL) to Lisbon (LIS) in April 2025 (see full year).

Return flights

01 Apr - 08 Apr United
24 Apr - 15 May Aer Lingus
17 Apr - 26 Apr Scandinavian Airlines
24 Apr - 15 May Finnair direct
14 Apr - 21 Apr Delta
17 Apr - 26 Apr Finnair direct
12 Apr - 19 Apr Air Canada
14 Apr - 18 Apr Frontier Airlines
12 Apr - 19 Apr Finnair direct
14 Apr - 18 Apr Finnair direct

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

Skyscanner

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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