Cheapest return flights from Seattle to Barcelona in July from 710€

AirHint found the following cheapest return flights from Seattle (SEA) to Barcelona (BCN) in July 2026 (see full year).

Return flights

04 Jul - 10 Jul Icelandair
09 Jul - 16 Jul Icelandair
19 Jul - 26 Jul Icelandair
08 Jul - 15 Jul Air France
06 Jul - 12 Jul SWISS
29 Jul - 05 Aug Icelandair
04 Jul - 11 Jul Icelandair
24 Jul - 31 Jul Icelandair
04 Jul - 10 Jul Air France direct

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

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