Cheapest return flights from Washington to Barcelona in July from $823

Best time to book flights for Washington (IAD) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest return flights from Washington (IAD) to Barcelona (BCN) in July 2025 (see full year).

Return flights

20 Jul - 23 Jul TAP
08 Jul - 13 Jul Icelandair
13 Jul - 20 Jul TAP
23 Jul - 03 Aug TAP
27 Jul - 08 Aug TAP
27 Jul - 09 Aug TAP
13 Jul - 26 Jul TAP
01 Jul - 08 Aug TAP
26 Jul - 03 Aug Royal Air Maroc
16 Jul - 21 Jul Icelandair
09 Jul - 19 Jul Royal Air Maroc
02 Jul - 07 Jul Royal Air Maroc
06 Jul - 10 Jul TAP
01 Jul - 08 Aug United direct
20 Jul - 23 Jul Lufthansa direct

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

Skyscanner

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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