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

Return flights

28 Dec - 11 Jan	American Airlines
06 Dec - 09 Dec	Aer Lingus
28 Dec - 10 Jan	Iberia
16 Dec - 13 Jan	Finnair	direct
15 Dec - 10 Jan	Frontier Airlines
28 Dec - 11 Jan	Iberia	direct
28 Dec - 10 Jan	Iberia	direct
15 Dec - 10 Jan	Iberia	direct
18 Dec - 06 Jan	Spirit Airlines
23 Dec - 31 Dec	Air Canada
14 Dec - 21 Dec	Delta
11 Dec - 03 Jan	Lufthansa
19 Dec - 23 Dec	Iberia
19 Dec - 28 Dec	Frontier Airlines
19 Dec - 29 Dec	Frontier Airlines
18 Dec - 06 Jan	Finnair	direct
19 Dec - 23 Dec	Iberia	direct
12 Dec - 19 Dec	Air Canada
19 Dec - 28 Dec	Iberia	direct
19 Dec - 29 Dec	Iberia	direct

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

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 December from $610

Return flights