Cheapest return flights from Philadelphia to Lisbon in October from 553€

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

Return flights

14 Oct - 08 Nov British Airways
22 Oct - 31 Oct British Airways direct
21 Oct - 30 Oct British Airways direct
21 Oct - 31 Oct British Airways direct
13 Oct - 28 Oct Delta
29 Oct - 05 Nov United
21 Oct - 01 Nov TAP
14 Oct - 16 Oct Finnair
30 Oct - 02 Nov TAP
22 Oct - 27 Oct TAP
05 Oct - 25 Oct TAP
21 Oct - 01 Nov Finnair direct
03 Oct - 25 Oct TAP
14 Oct - 21 Oct United
10 Oct - 01 Nov TAP
30 Oct - 02 Nov American Airlines direct
07 Oct - 12 Oct Spirit Airlines
10 Oct - 01 Nov Iberia direct
26 Oct - 02 Nov United

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

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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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