AirHint found the following cheapest one-way flights from Oklahoma City (OKC) to Frankfurt (FRA) in May 2026 (see full year).
One-Way flights
| 05 May | Air Canada | ||
| 02 May | Air Canada | ||
| 18 May | Frontier Airlines | ||
| 16 May | Frontier Airlines | ||
| 23 May | Iberia |
Also check the deals for return flights from Oklahoma City to Frankfurt in May.
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