Cheapest return flights from Washington to Barcelona in March from $400

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

Return flights

04 Mar - 10 Mar Icelandair
03 Mar - 09 Mar TAP
17 Mar - 24 Mar TAP
04 Mar - 11 Mar TAP
03 Mar - 12 Mar TAP
30 Mar - 09 Apr TAP
16 Mar - 23 Mar British Airways
04 Mar - 11 Mar United direct
04 Mar - 10 Mar Lufthansa direct
18 Mar - 25 Mar Air France
06 Mar - 13 Mar TAP
25 Mar - 01 Apr Turkish Airlines
28 Mar - 06 Apr Turkish Airlines
27 Mar - 02 Apr Turkish Airlines

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

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.