Cheapest return flights from Philadelphia to Lisbon in March from 629€

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 March 2025 (see full year).

Return flights

05 Mar - 13 Mar Frontier Airlines
05 Mar - 11 Mar Frontier Airlines
20 Mar - 26 Mar Frontier Airlines
04 Mar - 10 Mar Frontier Airlines
05 Mar - 10 Mar Frontier Airlines
06 Mar - 10 Mar Spirit Airlines
26 Mar - 02 Apr United
09 Mar - 18 Mar Lufthansa
04 Mar - 11 Mar Lufthansa
06 Mar - 09 Mar Spirit Airlines
21 Mar - 28 Mar Finnair direct
31 Mar - 07 Apr United
28 Mar - 04 Apr United
27 Mar - 07 Apr Lufthansa

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

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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