$335+ Cheap flights from Spain to Dulles Intl (IAD)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — IAD
Oct 2 — Oct 91
Round-trip
1 adult, Economy
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Find cheap flights from Spain to Dulles Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Spain to Dulles Intl
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Cheapest flights from Spain to Dulles IntlExplore the most affordable flight options available from Spain to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 2, 2026.
Explore the most affordable flight options available from Spain to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 2, 2026.
This American Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:10 am -
1 stop13h 10m
Thu 12/35:50 pm -
1 stop17h 10m
Deal found 9/1![American Airlines logo]()
$467
This ResecentrumGruppen deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:15 am -
1 stop10h 55m
Mon 9/710:35 pm -
1 stop20h 20m
Deal found 8/30![TAP AIR PORTUGAL logo]()
$510
This Booking.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:15 am -
1 stop10h 55m
Tue 10/610:35 pm -
1 stop19h 50m
Deal found 9/1![TAP AIR PORTUGAL logo]()
$518
This Expedia deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:15 am -
2 stops15h 05m
Thu 12/35:50 pm -
1 stop12h 55m
Deal found 8/31![Iberia logo]()
$520
This Mytrip deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:30 am -
1 stop20h 05m
Mon 11/305:25 pm -
1 stop9h 50m
Deal found 8/30![TAP AIR PORTUGAL logo]()
$521
This Mytrip deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:55 am -
1 stop14h 30m
Fri 10/1610:50 pm -
1 stop31h 00m
Deal found 9/2![TAP AIR PORTUGAL logo]()
$525
This Priceline deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:15 am -
1 stop13h 05m
Sat 11/285:50 pm -
1 stop12h 55m
Deal found 8/31![Iberia logo]()
$532
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:40 pm -
1 stop12h 30m
Fri 11/65:15 pm -
1 stop20h 00m
Deal found 9/1![Aer Lingus logo]()
$535
This Priceline deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:45 am -
2 stops19h 10m
Wed 11/185:50 pm -
1 stop17h 15m
Deal found 9/1![Iberia logo]()
$536
This Expedia deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:40 pm -
1 stop28h 40m
Mon 12/75:50 pm -
1 stop9h 45m
Deal found 9/2![Iberia logo]()
$543
This Kiwi.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:40 pm -
1 stop12h 55m
Mon 10/266:15 pm -
1 stop20h 00m
Deal found 8/30![Aer Lingus logo]()
$546
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:55 am -
1 stop15h 20m
Sun 1/1010:30 pm -
1 stop13h 00m
Deal found 9/2![TAP AIR PORTUGAL logo]()
$557
Best flights from Spain to Dulles IntlDiscover carefully curated flight deals from Spain to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 2, 2026.
Discover carefully curated flight deals from Spain to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 2, 2026.
This Expedia deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/179:40 am -
1 stop12h 40m
Wed 2/245:50 pm -
1 stop13h 20m
Deal found 9/2![Iberia logo]()
$426
This Cheapflightsfares deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:00 am -
1 stop16h 35m
Mon 11/305:25 pm -
1 stop9h 50m
Deal found 8/31![TAP AIR PORTUGAL logo]()
$522
This Finnair deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:20 pm -
Nonstop9h 10m
Thu 12/35:50 pm -
Nonstop7h 40m
Deal found 8/29![Finnair logo]()
$596
This American Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:15 am -
1 stop15h 40m
Mon 9/215:00 pm -
1 stop17h 55m
Deal found 8/30![American Airlines logo]()
$605
This British Airways deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/149:10 pm -
1 stop28h 45m
Sun 1/179:45 pm -
1 stop16h 35m
Deal found 9/1![British Airways logo]()
$632
This Scandinavian Airlines deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/208:00 pm -
1 stop28h 50m
Thu 12/38:30 pm -
2 stops32h 05m
Deal found 8/29![Scandinavian Airlines logo]()
$641
This Mytrip deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:20 pm -
3 stops32h 40m
Sun 10/188:20 pm -
3 stops29h 55m
Deal found 8/29![Multiple Airlines logo]()
$651
This United Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1411:50 am -
2 stops18h 48m
Mon 1/1812:35 pm -
1 stop13h 45m
Deal found 8/28![United Airlines logo]()
$684
This Delta deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:45 am -
1 stop14h 50m
Thu 10/2212:30 pm -
2 stops15h 20m
Deal found 8/31![Delta logo]()
$695
This Cheapflightsfares deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:35 am -
1 stop13h 25m
Sun 11/158:10 pm -
1 stop16h 55m
Deal found 8/30![SWISS logo]()
$698
This Virgin Atlantic deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:20 pm -
2 stops17h 01m
Sun 11/228:00 am -
1 stop19h 45m
Deal found 9/1![Virgin Atlantic logo]()
$720
This KLM deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:05 pm -
1 stop26h 50m
Mon 11/306:20 pm -
2 stops19h 25m
Deal found 8/30![KLM logo]()
$732
This Austrian Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:40 pm -
1 stop24h 20m
Fri 11/610:15 pm -
2 stops32h 40m
Deal found 9/1![Austrian Airlines logo]()
$746
This Icelandair deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/214:25 pm -
1 stop31h 05m
Mon 1/257:40 pm -
1 stop14h 45m
Deal found 8/29![Icelandair logo]()
$844
This Iberia deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/146:45 am -
1 stop15h 35m
Mon 1/185:50 pm -
1 stop13h 00m
Deal found 9/1![Iberia logo]()
$472
This Sembo deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:35 pm -
2 stops25h 00m
Mon 9/2110:20 pm -
2 stops30h 45m
Deal found 9/1![Lufthansa logo]()
$1,026
This Priceline deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/236:55 am -
2 stops19h 00m
Wed 1/275:50 pm -
2 stops14h 00m
Deal found 9/1![Iberia logo]()
$508
This TAP AIR PORTUGAL deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:15 pm -
1 stop32h 20m
Thu 12/35:25 pm -
1 stop24h 00m
Deal found 8/30![TAP AIR PORTUGAL logo]()
$585
This American Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:15 am -
1 stop15h 45m
Thu 10/228:30 pm -
1 stop14h 25m
Deal found 8/31![American Airlines logo]()
$608
This Iberia deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/146:55 am -
2 stops19h 00m
Mon 1/186:05 pm -
2 stops17h 45m
Deal found 8/31![Iberia logo]()
$530
This British Airways deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/251:55 pm -
1 stop12h 00m
Fri 10/307:15 pm -
1 stop29h 30m
Deal found 8/30![British Airways logo]()
$644
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1110:00 am -
1 stop16h 35m
Sun 12/2710:30 pm -
1 stop28h 45m
Deal found 9/1![TAP AIR PORTUGAL logo]()
$591
This American Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:00 am -
1 stop15h 20m
Sun 1/177:15 pm -
2 stops19h 05m
Deal found 8/30![American Airlines logo]()
$622
This Delta deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:45 am -
1 stop14h 50m
Mon 9/2112:25 pm -
2 stops15h 25m
Deal found 8/30![Delta logo]()
$695
This United Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/147:30 am -
1 stop14h 05m
Mon 1/186:00 pm -
1 stop17h 00m
Deal found 8/30![United Airlines logo]()
$696
This KLM deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:20 am -
1 stop12h 15m
Wed 10/2810:30 pm -
1 stop13h 30m
Deal found 8/29![Multiple Airlines logo]()
$706
This Flighttix deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:30 am -
1 stop14h 40m
Mon 10/125:40 pm -
1 stop25h 15m
Deal found 9/1![TAP AIR PORTUGAL logo]()
$597
This Expedia deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:15 pm -
2 stops24h 05m
Mon 12/75:50 pm -
1 stop17h 10m
Deal found 9/2![Iberia logo]()
$546
This Scandinavian Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:40 am -
2 stops36h 20m
Sun 10/188:20 pm -
2 stops34h 40m
Deal found 9/2![Scandinavian Airlines logo]()
$731
This American Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:20 am -
1 stop12h 00m
Sat 11/1411:48 am -
2 stops14h 47m
Deal found 9/1![American Airlines logo]()
$628
Last-minute flights from Spain to Dulles IntlDiscover last-minute flight deals from Spain to Dulles Intl. Data last updated September 2, 2026 and is based on user searches.
Discover last-minute flight deals from Spain to Dulles Intl. Data last updated September 2, 2026 and is based on user searches.
This ResecentrumGruppen deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:15 am -
1 stop10h 55m
Mon 9/710:35 pm -
1 stop20h 20m
Deal found 8/30![TAP AIR PORTUGAL logo]()
$510
This Booking.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:15 am -
1 stop10h 55m
Tue 10/610:35 pm -
1 stop19h 50m
Deal found 9/1![TAP AIR PORTUGAL logo]()
$518
This Gotogate deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:30 am -
1 stop13h 55m
Wed 9/2310:35 pm -
1 stop19h 50m
Deal found 9/1![TAP AIR PORTUGAL logo]()
$580
This American Airlines deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:00 pm -
1 stop11h 59m
Wed 9/2310:25 am -
1 stop17h 10m
Deal found 8/28![American Airlines logo]()
$593
This Booking.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:40 am -
1 stop13h 30m
Tue 10/610:35 pm -
1 stop10h 45m
Deal found 9/2![TAP AIR PORTUGAL logo]()
$594
This Mytrip deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:45 pm -
2 stops35h 35m
Mon 9/218:30 pm -
2 stops20h 10m
Deal found 9/1![Multiple Airlines logo]()
$566
This Kiwi.com deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:40 pm -
1 stop12h 30m
Thu 10/85:15 pm -
1 stop21h 05m
Deal found 8/31![Aer Lingus logo]()
$573
This Mytrip deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:55 am -
1 stop14h 30m
Fri 10/1610:50 pm -
1 stop31h 00m
Deal found 9/2![TAP AIR PORTUGAL logo]()
$525
This Mytrip deal was found by Cheapflights users on 8/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/151:45 pm -
2 stops35h 35m
Sun 10/1811:20 pm -
2 stops17h 20m
Deal found 8/29![Multiple Airlines logo]()
$583
This Kiwi.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:40 pm -
1 stop12h 55m
Mon 10/266:15 pm -
1 stop20h 00m
Deal found 8/30![Aer Lingus logo]()
$546
This Kiwi.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:40 pm -
1 stop12h 30m
Fri 11/65:15 pm -
1 stop20h 00m
Deal found 9/1![Aer Lingus logo]()
$535
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:25 am -
1 stop14h 45m
Fri 11/610:30 pm -
1 stop9h 40m
Deal found 9/1![TAP AIR PORTUGAL logo]()
$590
One-way flights from Spain to Dulles IntlSearch for one-way flight options from Spain to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 2, 2026.
Search for one-way flight options from Spain to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 2, 2026.
This Expedia deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2110:20 am -
1 stop12h 00m
Deal found 9/1![Iberia logo]()
$335
This Orbitz deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/109:10 am -
1 stop13h 10m
Deal found 9/1![British Airways logo]()
$345
This American Airlines deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/107:15 am -
2 stops15h 05m
Deal found 9/1![Multiple Airlines logo]()
$349
This SmartFares deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/116:00 pm -
1 stop26h 45m
Deal found 8/31![TAP AIR PORTUGAL logo]()
$359
This Travelocity deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/307:00 pm -
2 stops51h 20m
Deal found 8/30![Iberia logo]()
$364
This Booking.com deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:00 pm -
1 stop26h 25m
Deal found 8/28![TAP AIR PORTUGAL logo]()
$365
This Mytrip deal was found by Cheapflights users on 8/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:40 am -
1 stop13h 30m
Deal found 8/28![TAP AIR PORTUGAL logo]()
$366
This Cheapflightsfares deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:25 pm -
1 stop22h 45m
Deal found 8/31![TAP AIR PORTUGAL logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:55 am -
3 stops53h 50m
Deal found 8/30![Multiple Airlines logo]()
$368
This FlightHub deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:00 pm -
1 stop13h 30m
Deal found 8/31![Aer Lingus logo]()
$371
This TAP AIR PORTUGAL deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:00 pm -
1 stop26h 45m
Deal found 8/30![TAP AIR PORTUGAL logo]()
$374
This Expedia deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:05 am -
1 stop16h 15m
Deal found 8/30![British Airways logo]()
$374
Find flight deals from Spain to Dulles Intl
Keep the following information in mind while searching for Spain to Dulles Intl flight deals. Data was last updated September 2, 2026.
Round-trip from | $426 (Expedia) |
|---|---|
One-way from | $335 (Expedia) |
Popular in | July |
Cheapest in | October |
Average price | $724 |
Good round-trip deal | $735 or less |
Good one-way deal | $507 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Spain to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 2, 2026.
Use the filters below to find and compare flights from Spain to Washington, D.C. Dulles Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AlicanteWashington, D.C.
ALC Alicante - IAD Washington, D.C. Dulles Intl
ALCIAD
Alicante
Wed 2/17
9:40 am-4:20 pm
1 stop12h 40m
Washington, D.C. Dulles Intl
Wed 2/24
5:50 pm-1:10 pm
1 stop13h 20m
$426
BilbaoWashington, D.C.
BIO Bilbao - IAD Washington, D.C. Dulles Intl
BIOIAD
Bilbao
Thu 1/14
6:45 am-4:20 pm
1 stop15h 35m
Washington, D.C. Dulles Intl
Mon 1/18
5:50 pm-12:50 pm
1 stop13h 00m
$472
AlicanteWashington, D.C.
ALC Alicante - IAD Washington, D.C. Dulles Intl
ALCIAD
Alicante
Sat 1/23
6:55 am-7:55 pm
2 stops19h 00m
Washington, D.C. Dulles Intl
Wed 1/27
5:50 pm-1:50 pm
2 stops14h 00m
$508
SevilleWashington, D.C.
SVQ Sevilla - IAD Washington, D.C. Dulles Intl
SVQIAD
Sevilla
Fri 11/20
10:00 am-8:35 pm
1 stop16h 35m
Washington, D.C. Dulles Intl
Mon 11/30
5:25 pm-9:15 am
1 stop9h 50m
$522
AlicanteWashington, D.C.
ALC Alicante - IAD Washington, D.C. Dulles Intl
ALCIAD
Alicante
Thu 1/14
6:55 am-7:55 pm
2 stops19h 00m
Washington, D.C. Dulles Intl
Mon 1/18
6:05 pm-5:50 pm
2 stops17h 45m
$530
SantanderWashington, D.C.
SDR Santander - IAD Washington, D.C. Dulles Intl
SDRIAD
Santander
Tue 11/10
10:15 pm-4:20 pm
2 stops24h 05m
Washington, D.C. Dulles Intl
Mon 12/7
5:50 pm-5:00 pm
1 stop17h 10m
$546
ValenciaWashington, D.C.
VLC Valencia - IAD Washington, D.C. Dulles Intl
VLCIAD
Valencia
Tue 11/24
6:15 pm-8:35 pm
1 stop32h 20m
Washington, D.C. Dulles Intl
Thu 12/3
5:25 pm-11:25 pm
1 stop24h 00m
$585
SevilleWashington, D.C.
SVQ Sevilla - IAD Washington, D.C. Dulles Intl
SVQIAD
Sevilla
Fri 12/11
10:00 am-8:35 pm
1 stop16h 35m
Washington, D.C. Dulles Intl
Sun 12/27
10:30 pm-9:15 am
1 stop28h 45m
$591
Quickest round-trip
MadridWashington, D.C.
MAD Madrid Barajas - IAD Washington, D.C. Dulles Intl
MADIAD
Madrid Barajas
Sat 9/19
12:20 pm-3:30 pm
Nonstop9h 10m
Washington, D.C. Dulles Intl
Thu 12/3
5:50 pm-7:30 am
Nonstop7h 40m
$596
SevilleWashington, D.C.
SVQ Sevilla - IAD Washington, D.C. Dulles Intl
SVQIAD
Sevilla
Tue 10/6
6:30 am-3:10 pm
1 stop14h 40m
Washington, D.C. Dulles Intl
Mon 10/12
5:40 pm-12:55 am
1 stop25h 15m
$597
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Spain to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Spain with our price prediction graph.
ALC-IAD
SVQ-IAD
MAD-IAD
BIO-IAD
VLC-IAD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Spain to Washington, D.C. Dulles Intl Airport
ES0-IAD
ALC-IAD
SVQ-IAD
MAD-IAD
BIO-IAD
What is the cheapest month to book a flight from Spain to Washington, D.C. Dulles Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Spain to Washington, D.C. Dulles Intl Airport (average of $541). Flying from Spain to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of $912). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ES to IAD?
Find hourly flight availability from Spain to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 2, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Spain to Washington, D.C. Dulles Intl Airport as you normally would.
Weekly flight availability from Spain to Washington, D.C. Dulles Intl Airport
Explore weekly flight availability from Spain to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 2, 2026.
The most flights from ES0 to IAD are scheduled on a Monday (9 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 on average).
How often are flights from Spain to Washington, D.C. delayed?
About 15% of weekly flights between Spain and Washington, D.C. have experienced delays in the past year, with the average delay time being 187 minutes.
What is the most punctual flight time for Spain to Washington, D.C. flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Spain to Washington, D.C. flights?
Over the last year, Iberia have had the lowest number of delays on this route, with just 9% of flights being delayed.
How far ahead should I book a flight from Spain to Washington, D.C. Dulles Intl Airport?
The best time to book flights from Spain to Washington, D.C. Dulles Intl Airport is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Dulles Intl
Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated September 2, 2026.
See what other customers who have flown with United Airlines,TAP AIR PORTUGAL, andIberia from Spain to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Crew
8.1
Overall
7.4
Food
6.6
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Comfort
7.3
Crew
8.1
Overall
7.4
Food
6.6
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Comfort
7.3
Crew
8.1
Overall
7.4
Food
6.6
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Comfort
7.3
Crew
8.1
Overall
7.4
Food
6.6
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Comfort
7.3
Crew
8.1
Overall
7.4
Food
6.6
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Related info for your journey
Find useful and relevant information for your journey from Spain to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C. Dulles Intl Airport?
Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locationsAlexandria
Owings Mills
Arlington
Tysons
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Woodbridge
Falls Church
Sterling
Hanover
Laurel
Oxon Hill
Clinton
Hunt Valley
Silver Spring
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Alternative routes for Spain to Dulles Intl
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Complete your trip
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Other flights to Dulles Intl
Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 2, 2026.
Search flights from Spain to Dulles Intl by cabin class
Find flights from Spain to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Spain and Dulles Intl flights
Browse other Spain and Dulles Intl flight options. Last updated on September 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Spain to Dulles Intl flights
Consider these flights traveling from Spain to Dulles Intl.
Top 4 airlines flying from Spain to Dulles Intl
Discover the top 4 airlines that operate flights from Spain to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$477 | Average$679 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$491 | Average$643 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$552 | Average$958 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$607 | Average$936 | FlexibilityNo cancel fee | On-time76% |