Cheapest return flights from Philadelphia to Lisbon in March from 458€

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

Return flights

08 Mar - 17 Mar Lufthansa
04 Mar - 11 Mar Frontier Airlines
03 Mar - 13 Mar United
31 Mar - 07 Apr TAP
08 Mar - 13 Mar Lufthansa
16 Mar - 21 Mar Spirit Airlines
20 Mar - 27 Mar TAP
20 Mar - 29 Mar Frontier Airlines
28 Mar - 05 Apr Frontier Airlines
27 Mar - 03 Apr Frontier Airlines
28 Mar - 04 Apr Frontier Airlines
22 Mar - 27 Mar Frontier Airlines
27 Mar - 03 Apr Finnair direct
22 Mar - 27 Mar Iberia direct

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

Powered by

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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Feel free to contact us with any feedback or request another flight research.