Cheapest return flights from Washington (DCA) to Barcelona (BCN), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
24 Sep 01 Oct jetBlue
23 Sep 30 Sep jetBlue
30 Sep 07 Oct jetBlue
10 Sep 17 Sep jetBlue
16 Sep 23 Sep jetBlue
01 Sep 08 Sep Condor
10 Sep 16 Sep jetBlue
15 Sep 22 Sep jetBlue
18 Sep 25 Sep jetBlue
03 Sep 10 Sep jetBlue
03 Sep 07 Sep jetBlue
17 Sep 24 Sep Condor
25 Sep 02 Oct jetBlue
26 Sep 03 Oct jetBlue
27 Sep 10 Oct Air Canada
28 Sep 04 Oct jetBlue
30 Sep 05 Oct British Airways
Powered by

deals for one-way flights from Washington to Barcelona in September.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona

Updated Jun 8, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.