Cheapest return flights from Philadelphia to Lisbon in October from 500€

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

Return flights

21 Oct - 29 Oct Spirit Airlines
22 Oct - 29 Oct Spirit Airlines
01 Oct - 08 Oct TAP
20 Oct - 27 Oct Spirit Airlines
01 Oct - 06 Oct TAP
29 Oct - 05 Nov United
10 Oct - 20 Oct TAP
03 Oct - 13 Oct TAP
09 Oct - 13 Oct TAP
13 Oct - 23 Oct TAP
13 Oct - 28 Oct TAP

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

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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