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

Return flights

13 Oct - 08 Nov	Aer Lingus
14 Oct - 08 Nov	Aer Lingus
29 Oct - 05 Nov	United
08 Oct - 14 Oct	Aer Lingus
08 Oct - 01 Nov	Aer Lingus
08 Oct - 01 Nov	British Airways	direct
14 Oct - 08 Nov	British Airways	direct
28 Oct - 04 Nov	United
05 Oct - 09 Oct	Frontier Airlines
26 Oct - 02 Nov	United
13 Oct - 08 Nov	British Airways	direct
08 Oct - 12 Oct	Aer Lingus
31 Oct - 07 Nov	United
13 Oct - 19 Oct	Frontier Airlines
12 Oct - 19 Oct	British Airways	direct
13 Oct - 19 Oct	British Airways	direct
14 Oct - 20 Oct	Frontier Airlines
22 Oct - 29 Oct	United
24 Oct - 27 Oct	British Airways
19 Oct - 24 Oct	Frontier Airlines

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

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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Cheapest return flights from Philadelphia to Amsterdam in October from 493€

Return flights