AirHint found the following cheapest return flights from Phoenix (PHX) to Copenhagen (CPH) in October 2025 (see full year).
Return flights
| 21 Oct - 15 Nov | Lufthansa | ||
| 20 Oct - 15 Nov | Scandinavian Airlines | ||
| 15 Oct - 08 Nov | KLM | ||
| 17 Oct - 08 Nov | KLM | ||
| 22 Oct - 25 Oct | Allegiant Air |
Also check the deals for one-way flights from Phoenix to Copenhagen in October.
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