Cheapest return flights from Philadelphia to Lisbon in October from 556€

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

Return flights

07 Oct - 14 Oct TAP
16 Oct - 24 Oct TAP
30 Oct - 06 Nov United
07 Oct - 14 Oct British Airways direct
08 Oct - 13 Oct TAP
08 Oct - 02 Nov TAP
25 Oct - 01 Nov United
01 Oct - 06 Oct TAP
15 Oct - 22 Oct United
20 Oct - 27 Oct United
05 Oct - 12 Oct United
10 Oct - 17 Oct United

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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