Cheapest return flights from Seattle to Barcelona in July from $797

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

Return flights

03 Jul - 12 Jul Icelandair
15 Jul - 22 Jul Icelandair
18 Jul - 29 Jul Icelandair
06 Jul - 12 Jul Condor
18 Jul - 29 Jul KLM direct
03 Jul - 28 Jul Lufthansa
20 Jul - 27 Jul Icelandair
10 Jul - 17 Jul Icelandair
25 Jul - 01 Aug Icelandair
05 Jul - 12 Jul Icelandair
30 Jul - 06 Aug Icelandair

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

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