Cheapest one-way flights from Washington (IAD) to Barcelona (BCN), July

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
26 Jul Icelandair
25 Jul Frontier Airlines
19 Jul Frontier Airlines
14 Jul TAP
18 Jul Frontier Airlines
15 Jul Porter Airlines (Canada) Ltd
17 Jul TAP
26 Jul United
Direct Flight
21 Jul Lufthansa
Direct Flight
20 Jul United
Direct Flight
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deals for return flights from Washington to Barcelona in July.

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Updated Jul 13, 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.

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