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Madrid, Spain to Seattle, USA for only €326 roundtrip (Oct-Jun dates)

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Cheap flights from Madrid, Spain to Seattle, USA for only €326 roundtrip with KLM, Delta Air Lines and Air France.

The example dates listed below range between €326 and €340 roundtrip.

DEPART:
Madrid, Spain

ARRIVE:
Seattle, USA

RETURN:
Madrid, Spain

DATES:
Availability from October 2022 to June 2023 (excluding Christmas/New Year)

Example dates:
13th-20th Oct
25th Oct – 1st Nov
27th Oct – 3rd Nov
31st Oct – 7th Nov
2nd-9th Nov
8th-15th Nov
24th Nov – 1st Dec
6th-13th Dec
11th-18th Jan
19th-26th Jan
23rd-30th Jan
2nd-9th Feb
8th-15th Feb
14th-21st Feb
16th-23rd Feb
2nd-9th Mar
8th-15th Mar
5th-12th Apr
11th-18th Apr
13th-20th Apr
19th-26th Apr
25th Apr – 2nd May
27th Apr – 4th May
3rd-10th May
17th-24th May
25th May – 1st Jun

and more…

STOPS:
Amsterdam/Paris

AIRLINES:
KLM
Delta Air Lines
Air France