AirHint found the following cheapest return flights from Portland (PDX) to Amsterdam (AMS) in May 2026 (see full year).
Return flights
| 29 May - 11 Jun | Condor | ||
| 03 May - 30 May | Delta | ||
| 29 May - 11 Jun | Delta | direct |
Also check the deals for one-way flights from Portland to Amsterdam in May.
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