AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Bilbao (BIO) in April 2026 (see full year).
Return flights
| 21 Apr - 28 Apr | Delta | ||
| 27 Apr - 04 May | Delta | ||
| 08 Apr - 15 Apr | Air France | ||
| 22 Apr - 29 Apr | KLM | ||
| 28 Apr - 05 May | Air France | ||
| 23 Apr - 30 Apr | Turkish Airlines | ||
| 26 Apr - 03 May | Spirit Airlines |
Also check the deals for one-way flights from Dallas-Fort Worth to Bilbao in April.
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