Cheapest return flights from Washington to Barcelona in October from $534

AirHint found the following cheapest return flights from Washington (IAD) to Barcelona (BCN) in October 2026 (see full year).

Return flights

01 Oct - 05 Oct Scandinavian Airlines
30 Oct - 06 Nov TAP
06 Oct - 17 Oct TAP
31 Oct - 07 Nov TAP
27 Oct - 03 Nov TAP
28 Oct - 04 Nov TAP
20 Oct - 27 Oct Turkish Airlines
29 Oct - 05 Nov Turkish Airlines
26 Oct - 02 Nov TAP
24 Oct - 31 Oct TAP
25 Oct - 01 Nov TAP
20 Oct - 27 Oct Lufthansa direct
01 Oct - 05 Oct United direct

Also check the deals for one-way flights from Washington to Barcelona in October.

Powered by

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.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona

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