Cheapest return flights from Seattle to Madrid in June from 936€

Best time to book flights for Seattle (SEA) to Madrid (MAD) flights at AirHint

AirHint found the following cheapest return flights from Seattle (SEA) to Madrid (MAD) in June 2025 (see full year).

Return flights

01 Jun - 16 Jun Condor
25 Jun - 04 Jul Condor
19 Jun - 03 Jul Condor
16 Jun - 14 Jul Condor
17 Jun - 24 Jun United
02 Jun - 09 Jun United
12 Jun - 19 Jun United
27 Jun - 04 Jul United
22 Jun - 29 Jun United

Also check the deals for one-way flights from Seattle to Madrid in June.

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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