Cheapest return flights from Philadelphia to Lisbon in March from 666€

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

31 Mar - 09 Apr Frontier Airlines
27 Mar - 07 Apr Frontier Airlines
18 Mar - 25 Mar Frontier Airlines
19 Mar - 26 Mar Spirit Airlines
12 Mar - 19 Mar Spirit Airlines
13 Mar - 20 Mar Spirit Airlines
31 Mar - 07 Apr United
29 Mar - 05 Apr United
14 Mar - 22 Mar Spirit Airlines
18 Mar - 25 Mar British Airways direct
14 Mar - 22 Mar British Airways direct

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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