Madrid to Seattle flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Madrid to Seattle is €441 (checked on 27 Oct 2026).
Your next trip, last seen at €441
Lowest observedWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €441, departing 1 Feb 2027 (Last checked: 27 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 5Check live prices for this route
- Airlines seen
- Aer Lingus, Air Europa, Air France, Alaska Airlines, Avianca, Finnair, Frontier Airlines, Iberia, Icelandair, KLM, Lufthansa, Ryanair, TAP Air Portugal, Turkish Airlines, United Airlines (15)
- Typical journey time
- 27h 48m
About this route
Explore the fares we observed from Madrid to Seattle. Prices move often, so pick your dates to see the latest options.
- Route distance
- 8,510 km
- Typical journey time
- 27h 48m
- Seen on fares with a connection
- Iberia, KLM, Air Europa, United Airlines, Turkish Airlines, Alaska Airlines, Ryanair, Finnair, Air France, TAP Air Portugal (10)
- Alternative airports
- BFI
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- Madrid–Barajas (MAD) → Madrid, city gazetteer reference point (40.4167, -3.7003): ≈ 13 km.
- King County International Airport - Boeing Field (BFI) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 9 km.
- Seattle–Tacoma International Airport (SEA) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 18 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest one-way fare we saw per airline
Cheapest airline from Madrid to Seattle: Air Europa, from €449 (checked 20 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Air Europa | €449Nov 20, 2026 | 16 |
| KLM | €493Jan 13, 2027 | 17 |
| Iberia | €522Jan 16, 2027 | 21 |
| Alaska Airlines | €571Jan 12, 2027 | 7 |
| Finnair | €571Jan 11, 2027 | 3 |
| Turkish Airlines | €700Jan 5, 2027 | 5 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Madrid to Seattle?
The lowest fare Routavio has observed is €441, found on 27 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Madrid to Seattle?
In our observations February 2027 is the cheapest month so far, at €441.
Are there direct flights from Madrid to Seattle?
Our data holds no non-stop flight from Madrid to Seattle. The fares on this page include at least one stop.
Which airlines fly from Madrid to Seattle?
Routavio has seen these carriers on the route: Aer Lingus, Air Europa, Air France, Alaska Airlines, Avianca, Finnair, Frontier Airlines, Iberia, Icelandair, KLM, Lufthansa, Ryanair, TAP Air Portugal, Turkish Airlines, United Airlines (15).
How long does the flight from Madrid to Seattle take?
Across the 80 fares Routavio observed, the average journey time is 25h 42m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Madrid to Seattle fares were non-stop?
None of the 89 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
Which airline has the lowest fare from Madrid to Seattle?
Cheapest airline from Madrid to Seattle: Air Europa, from €449 (checked 20 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.