Cheapest return PHL–AMS flights, May

AirHint found the following cheapest return flights from Philadelphia (PHL) to Amsterdam (AMS) in May 2026 (see full year).

Return flights

28 May - 09 Jun WestJet
28 May - 14 Jun WestJet
03 May - 12 May SWISS
06 May - 13 May British Airways direct
06 May - 12 May British Airways direct
04 May - 12 May British Airways direct
03 May - 12 May British Airways direct
07 May - 13 May British Airways
07 May - 13 May Finnair direct
15 May - 22 May jetBlue
18 May - 24 May Frontier Airlines
28 May - 14 Jun Finnair direct

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

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