AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Barcelona (BCN) in September 2026 (see full year).
Return flights
| 23 Sep - 07 Oct | British Airways | ||
| 16 Sep - 29 Sep | Air Canada | ||
| 04 Sep - 14 Sep | Air Canada | ||
| 03 Sep - 10 Sep | United |
Also check the deals for one-way flights from Dallas-Fort Worth to Barcelona in September.
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