AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Barcelona (BCN) in March 2026 (see full year).

Return flights

04 Mar - 11 Mar	British Airways	direct
09 Mar - 18 Mar	American Airlines	direct
17 Mar - 24 Mar	British Airways
17 Mar - 11 Apr	British Airways
25 Mar - 01 Apr	Finnair
16 Mar - 23 Mar	Finnair
06 Mar - 16 Mar	American Airlines
25 Mar - 01 Apr	Iberia	direct
07 Mar - 15 Mar	British Airways
12 Mar - 22 Mar	British Airways
12 Mar - 04 Apr	Lufthansa
13 Mar - 28 Mar	British Airways
13 Mar - 20 Mar	British Airways
17 Mar - 11 Apr	British Airways	direct
12 Mar - 21 Mar	Finnair

Also check the deals for one-way flights from Dallas-Fort Worth to Barcelona in March.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Dallas-Fort Worth to Barcelona in March from $419

Return flights