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Flights from Seattle to Madrid

Find flight deals from Seattle to Madrid for the next 3 months. Book one way flights from $341 or round trip flights from $914.

      • SEA 8:00 AM
        15h 50m
        1 stop
        MAD 8:50 AM
        Seattle - Madrid | Thu, Sep 3 | Air Canada
        MAD 5:55 AM
        15h
        1 stop
        SEA 11:55 AM
        Madrid - Seattle | Tue, Sep 8 | Lufthansa
        $914 $1,311
        30% off
        30% off
        $1,311 $914
      • SEA 6:00 AM
        21h 15m
        1 stop
        MAD 12:15 PM
        Seattle - Madrid | Tue, Aug 11 | Virgin Atlantic
        MAD 6:00 AM
        14h 37m
        1 stop
        SEA 11:37 AM
        Madrid - Seattle | Tue, Aug 18 | Delta Air Lines
        $923 $1,311
        30% off
        30% off
        $1,311 $923
      • SEA 8:10 AM
        14h 55m
        1 stop
        MAD 8:05 AM
        Seattle - Madrid | Tue, Aug 11 | Air Canada
        MAD 1:30 PM
        16h 37m
        1 stop
        SEA 9:07 PM
        Madrid - Seattle | Tue, Aug 18 | Air Canada
        $925 $1,311
        28% off
        28% off
        $1,311 $925
      • SEA 8:10 AM
        14h 55m
        1 stop
        MAD 8:05 AM
        Seattle - Madrid | Tue, Aug 11 | United Airlines
        MAD 11:50 AM
        14h 9m
        1 stop
        SEA 4:59 PM
        Madrid - Seattle | Tue, Aug 18 | Lufthansa
        $930
        28% off
        $1,311 $930
      • SEA 11:13 PM
        22h 7m
        1 stop
        MAD 6:20 AM
        Seattle - Madrid | Tue, Aug 11 | Delta Air Lines
        MAD 6:00 AM
        14h 37m
        1 stop
        SEA 11:37 AM
        Madrid - Seattle | Tue, Aug 18 | Delta Air Lines
        $932
        28% off
        $1,311 $932
      • SEA 6:50 PM
        13h 50m
        1 stop
        MAD 5:40 PM
        Seattle - Madrid | Thu, Sep 3 | Lufthansa
        MAD 5:55 AM
        15h
        1 stop
        SEA 11:55 AM
        Madrid - Seattle | Tue, Sep 8 | Lufthansa
        $937
        28% off
        $1,311 $937
      • SEA 8:00 AM
        15h 50m
        1 stop
        MAD 8:50 AM
        Seattle - Madrid | Thu, Sep 3 | Brussels Airlines
        MAD 5:55 AM
        15h
        1 stop
        SEA 11:55 AM
        Madrid - Seattle | Tue, Sep 8 | Lufthansa
        $940
        28% off
        $1,311 $940
      • SEA 8:10 AM
        14h 55m
        1 stop
        MAD 8:05 AM
        Seattle - Madrid | Tue, Aug 11 | Lufthansa
        MAD 7:00 AM
        18h 59m
        1 stop
        SEA 4:59 PM
        Madrid - Seattle | Tue, Aug 18 | Lufthansa
        $945
        28% off
        $1,311 $945
      • SEA 1:30 PM
        17h 20m
        1 stop
        MAD 3:50 PM
        Seattle - Madrid | Thu, Sep 3 | British Airways
        MAD 9:00 PM
        23h 35m
        1 stop
        SEA 11:35 AM
        Madrid - Seattle | Tue, Sep 8 | British Airways
        $965
        26% off
        $1,311 $965
      • SEA 1:50 PM
        14h 50m
        1 stop
        MAD 1:40 PM
        Seattle - Madrid | Thu, Sep 3 | KLM
        MAD 6:00 AM
        14h 47m
        1 stop
        SEA 11:47 AM
        Madrid - Seattle | Tue, Sep 8 | KLM
        $970
        26% off
        $1,311 $970
      • SEA 1:00 PM
        17h 25m
        1 stop
        MAD 2:00 PM
        Seattle - Madrid | Sun, Jul 12 | Normal Airline
        MAD 3:00 PM
        6h
        Nonstop
        SEA 4:00 PM
        Madrid - Seattle | Tue, Jul 14 | Normal Airline
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      • SEA 6:00 AM
        21h 15m
        1 stop
        MAD 12:15 PM
        Seattle - Madrid | Mon, Jul 27 | Delta Air Lines
        $341 $583
        42% off
        42% off
        $583 $341
      • SEA 11:45 AM
        14h 45m
        1 stop
        MAD 11:30 AM
        Seattle - Madrid | Wed, Jul 22 | Jetblue Airways
        $364 $583
        38% off
        38% off
        $583 $364
      • SEA 6:00 AM
        21h 15m
        1 stop
        MAD 12:15 PM
        Seattle - Madrid | Mon, Aug 3 | Virgin Atlantic
        $376 $583
        36% off
        36% off
        $583 $376
      • SEA 1:30 PM
        18h 15m
        1 stop
        MAD 4:45 PM
        Seattle - Madrid | Mon, Aug 3 | Delta Air Lines
        $386
        34% off
        $583 $386
      • SEA 6:50 PM
        13h 50m
        1 stop
        MAD 5:40 PM
        Seattle - Madrid | Mon, Aug 3 | United Airlines
        $392
        33% off
        $583 $392
      • SEA 1:30 PM
        20h 45m
        1 stop
        MAD 7:15 PM
        Seattle - Madrid | Mon, Aug 3 | Air France
        $401
        31% off
        $583 $401
      • SEA 1:50 PM
        14h 50m
        1 stop
        MAD 1:40 PM
        Seattle - Madrid | Mon, Aug 3 | KLM
        $406
        30% off
        $583 $406
      • SEA 5:40 PM
        17h 25m
        1 stop
        MAD 8:05 PM
        Seattle - Madrid | Mon, Aug 3 | Finnair
        $414
        28% off
        $583 $414
      • SEA 6:20 PM
        19h 5m
        1 stop
        MAD 10:25 PM
        Seattle - Madrid | Tue, Aug 25 | Virgin Atlantic
        $415
        28% off
        $583 $415
      • SEA 6:50 PM
        34h 20m
        1 stop
        MAD 2:10 PM
        Seattle - Madrid | Mon, Aug 3 | Lufthansa
        $431
        26% off
        $583 $431
      • SEA 1:00 PM
        17h 25m
        1 stop
        MAD 2:00 PM
        Seattle - Madrid | Sun, Jul 12 | Normal Airline
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Displayed flight fares from Seattle to Madrid are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Find cheap airlines flights from Seattle to Madrid

You can choose from 2 airlines that fly from Seattle to Madrid, including Icelandair, Lufthansa, Delta Air Lines has lowest fares on this route.
Icelandair logo Icelandair
Lufthansa logo Lufthansa
Airlines are determined based on actual purchased flight tickets from Seattle to Madrid according to previous 12 months data from Trip.com.

Flight Info | Seattle to Madrid

The distance between Seattle and Madrid is approximately 8,523.79 km. Based on Trip.com's data travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight price$341
Cheapest round-trip ticket price$914
Off-season for travelOctober
Peak season for travelJuly
Flight distance8,523.79 km
Popular airlineIcelandair
Flight statistics for the Seattle–Madrid route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Seattle to Madrid (SEA-MAD)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as $341 on Cheapest nonstop routes (e.g. SEA to MAD on Mon, Jul 27), while Air Canada offers Cheapest nonstop round-trips from $914 departing on Thu, Sep 3 and returning on Tue, Sep 8.
  • At the moment, you can catch a nonstop flight from Seattle to Madrid with the following airlines, including: Icelandair Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to Madrid is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Seattle to Madrid, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Jul 27, with one-way flights priced at just $341.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Madrid travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to Madrid is October, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Seattle to Madrid on July 21, 2026 with Condor, with prices starting at $932.
  • You can land at any one of the following hubs in Madrid, with Seattle-Tacoma International Airport to Madrid Barajas Airport (SEA-MAD) is by far the most common option on this route: Madrid Barajas Airport (MAD).
  • The time difference between Madrid and Seattle is 9h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Explore More Popular Flights

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.