What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Spain one-way?

The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $355. However, be on the lookout for offers from Scandinavian Airlines and Iberia, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Spain for a low price.

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Spain?

The most popular route from Washington, D.C. Dulles Intl Airport to Spain is Washington, D.C. Dulles Intl - Madrid Barajas. You may also consider Washington, D.C. Dulles Intl - Barcelona-El Prat or Washington, D.C. Dulles Intl - Malaga.

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Spain?

The cheapest flight price from Washington, D.C. Dulles Intl Airport to Spain is $473. On average you can expect to pay $2,643. The most popular route, (Washington, D.C. Dulles Intl - Madrid Barajas), can usually be booked for $395.

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Spain?

American Airlines, Air Canada and Air France are the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to Spain.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Spain?

Users have found that booking a flight from Washington, D.C. Dulles Intl Airport to Spain at least 8 days early can save you up to 80% on average compared to booking a flight this week. If booking 8 days before your flight isn’t an option for you, users have found flights from Washington, D.C. Dulles Intl Airport to Spain for as little as $602 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,086 for flights departing within the next 3 days.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Spain?

February can be a great time to fly to Spain from Washington, D.C. Dulles Intl Airport with a flight ticket averaging about $894. Cheapflights users have found deals in the month of February for as cheap as $343. The most expensive prices can be found in the month of June.

Can I find deals for flights from Dulles Intl to Spain that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Spain flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Spain?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Spain.

Can I find deals for business class flights from Dulles Intl to Spain?

Yes. Cheapflights offers flight deals from Dulles Intl to Spain by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$536+ Flights from Washington, D.C. Dulles Intl Airport to Spain

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Cheap flight deals from Dulles Intl to Spain

Round-trip from	$469 (oojo)
One-way from	$309 (Kiwi.com)
Popular in	June
Cheapest in	February
Average price	$689
Good round-trip deal	$704 or less
Good one-way deal	$555 or less

From Washington, D.C. Dulles Intl to Spain

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One-way flight from Washington, D.C. Dulles Intl to Spain

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Highest demand for flights based on searches. 18% potential increase in price ($202 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Spain.

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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Spain.

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Find flight deals from Dulles Intl to Spain

Cheapest flights from Dulles Intl to Spain
Explore the most affordable flight options available from Dulles Intl to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Wed 10/1510:05 pmIAD - PMI

1 stop29h 00mScandinavian Airlines

Mon 10/209:55 amPMI - IAD

1 stop16h 04mScandinavian Airlines

Deal found 3/28

$450

Fri 3/289:40 pmIAD - MAD

1 stop15h 25mRoyal Air Maroc

Fri 4/41:35 pmMAD - IAD

1 stop11h 30mRoyal Air Maroc

Deal found 3/27

$522

Tue 11/253:55 pmIAD - MAD

1 stop11h 45mMultiple Airlines

Mon 12/87:35 pmMAD - IAD

1 stop26h 55mMultiple Airlines

Deal found 3/27

$523

Wed 11/2610:30 pmIAD - MAD

1 stop18h 50mTAP AIR PORTUGAL

Mon 12/19:10 pmMAD - IAD

1 stop24h 05mTAP AIR PORTUGAL

Deal found 3/27

$524

Mon 11/247:00 amIAD - MAD

1 stop20h 00mDelta

Thu 12/411:00 amMAD - IAD

1 stop16h 20mDelta

Deal found 3/27

$526

Mon 11/246:55 pmIAD - MAD

Nonstop7h 10mUnited Airlines

Tue 12/26:05 amMAD - IAD

1 stop14h 35mUnited Airlines

Deal found 3/27

$528

Mon 3/316:00 amIAD - MAD

2 stops19h 50mVirgin Atlantic

Tue 4/810:05 amMAD - IAD

1 stop15h 39mVirgin Atlantic

Deal found 3/27

$530

Thu 11/66:00 pmIAD - MAD

Nonstop7h 40mIberia

Thu 11/2012:50 pmMAD - IAD

Nonstop9h 40mIberia

Deal found 3/27

$539

Fri 10/35:00 pmIAD - VLC

1 stop18h 30mTAP AIR PORTUGAL

Fri 10/105:55 amVLC - IAD

1 stop15h 25mTAP AIR PORTUGAL

Deal found 3/26

$542

Sun 11/238:45 pmIAD - MAD

1 stop16h 00mSWISS

Tue 12/210:05 amMAD - IAD

1 stop12h 25mSWISS

Deal found 3/27

$542

Sun 5/410:05 pmIAD - MAD

1 stop32h 05mScandinavian Airlines

Tue 5/1312:55 pmMAD - IAD

1 stop13h 04mScandinavian Airlines

Deal found 3/27

$547

Wed 11/265:50 pmIAD - MAD

1 stop16h 05mLufthansa

Tue 12/26:05 amMAD - IAD

1 stop15h 45mLufthansa

Deal found 3/27

$552

Best flights from Dulles Intl to Spain
Discover carefully curated flight deals from Dulles Intl to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Mon 9/110:05 pmIAD - PMI

1 stop29h 00mScandinavian Airlines

Fri 9/129:55 amPMI - IAD

1 stop16h 04mScandinavian Airlines

Deal found 3/27

$469

Sun 4/2710:20 pmIAD - MAD

1 stop20h 00mTAP AIR PORTUGAL

Fri 5/91:35 pmMAD - IAD

1 stop13h 15mTAP AIR PORTUGAL

Deal found 3/27

$527

Tue 8/1912:52 pmIAD - MAD

2 stops11h 48mAir Canada

Wed 8/2712:45 pmMAD - IAD

1 stop14h 16mAir Canada

Deal found 3/27

$556

Tue 5/134:35 pmIAD - MAD

Nonstop7h 50mIberia

Thu 5/2211:50 amMAD - IAD

Nonstop9h 10mIberia

Deal found 3/27

$558

Tue 5/134:30 pmIAD - MAD

1 stop12h 15mITA Airways

Thu 5/2211:35 amMAD - IAD

1 stop33h 05mITA Airways

Deal found 3/27

$566

Sun 4/274:07 pmIAD - MAD

1 stop32h 33mUnited Airlines

Wed 5/712:45 pmMAD - IAD

2 stops29h 10mUnited Airlines

Deal found 3/27

$569

Tue 5/68:45 pmIAD - BIO

1 stop29h 10mMultiple Airlines

Tue 5/136:45 amBIO - IAD

2 stops20h 23mMultiple Airlines

Deal found 3/26

$573

Tue 4/224:35 pmIAD - MAD

Nonstop7h 50mAmerican Airlines

Tue 5/61:00 pmMAD - IAD

1 stop12h 32mAmerican Airlines

Deal found 3/27

$591

Mon 4/215:40 pmIAD - MAD

1 stop16h 40mBritish Airways

Thu 5/11:00 pmMAD - IAD

1 stop12h 41mBritish Airways

Deal found 3/27

$598

Sun 4/276:00 amIAD - MAD

1 stop21h 35mVirgin Atlantic

Tue 5/1312:40 pmMAD - IAD

2 stops16h 14mVirgin Atlantic

Deal found 3/27

$600

Tue 4/155:23 pmIAD - MAD

2 stops17h 22mDelta

Thu 4/2410:05 amMAD - IAD

1 stop20h 23mDelta

Deal found 3/27

$614

Tue 8/1210:20 pmIAD - BIO

1 stop19h 05mLufthansa

Mon 8/186:35 pmBIO - IAD

1 stop30h 50mLufthansa

Deal found 3/28

$617

Last-minute flights from Dulles Intl to Spain
Discover last-minute flight deals from Dulles Intl to Spain. Data last updated March 28, 2025 and is based on user searches.

Thu 3/276:35 pmIAD - MAD

1 stop20h 05mKLM

Fri 4/410:05 amMAD - IAD

1 stop20h 23mKLM

Deal found 3/26

$587

Fri 3/289:40 pmIAD - MAD

1 stop15h 25mRoyal Air Maroc

Fri 4/41:35 pmMAD - IAD

1 stop11h 30mRoyal Air Maroc

Deal found 3/27

$522

Mon 3/316:00 amIAD - MAD

2 stops19h 50mVirgin Atlantic

Tue 4/810:05 amMAD - IAD

1 stop15h 39mVirgin Atlantic

Deal found 3/27

$530

Mon 3/3112:15 pmIAD - MAD

1 stop13h 35mDelta

Tue 4/86:00 amMAD - IAD

2 stops16h 18mDelta

Deal found 3/27

$542

Tue 4/18:25 amIAD - MAD

2 stops16h 15mUnited Airlines

Tue 4/812:45 pmMAD - IAD

2 stops33h 29mUnited Airlines

Deal found 3/27

$526

Tue 4/112:15 pmIAD - MAD

2 stops16h 30mITA Airways

Tue 4/85:55 amMAD - IAD

2 stops19h 46mITA Airways

Deal found 3/26

$558

Wed 4/26:30 amIAD - MAD

2 stops28h 15mUnited Airlines

Wed 4/912:45 pmMAD - IAD

1 stop32h 28mUnited Airlines

Deal found 3/27

$541

Wed 4/212:15 pmIAD - MAD

2 stops16h 30mITA Airways

Wed 4/95:55 amMAD - IAD

2 stops19h 46mITA Airways

Deal found 3/27

$558

Wed 4/27:59 pmIAD - MAD

2 stops13h 36mDelta

Wed 4/96:00 amMAD - IAD

2 stops16h 18mDelta

Deal found 3/26

$560

Wed 4/210:40 pmIAD - MAD

1 stop28h 55mBritish Airways

Sun 4/68:30 pmMAD - IAD

1 stop29h 40mBritish Airways

Deal found 3/27

$583

Wed 4/210:40 pmIAD - VLC

1 stop15h 50mBritish Airways

Tue 4/81:25 pmVLC - IAD

1 stop12h 45mBritish Airways

Deal found 3/27

$664

Wed 4/210:35 amIAD - VLC

2 stops19h 35mMultiple Airlines

Tue 4/82:55 pmVLC - IAD

1 stop31h 20mMultiple Airlines

Deal found 3/25

$675

One-way flights from Dulles Intl to Spain
Search for one-way flight options from Dulles Intl to Spain. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Mon 5/2611:35 amIAD - VLC

3 stops52h 45mMultiple Airlines

Deal found 3/27

$309

Mon 5/510:20 pmIAD - PMI

2 stops18h 15mMultiple Airlines

Deal found 3/27

$341

Mon 6/211:35 amIAD - SVQ

3 stops30h 55mMultiple Airlines

Deal found 3/27

$348

Sun 4/610:20 pmIAD - MAD

2 stops20h 55mMultiple Airlines

Deal found 3/27

$353

Thu 4/310:20 pmIAD - MAD

1 stop11h 00mTAP AIR PORTUGAL

Deal found 3/26

$355

Sun 5/410:20 pmIAD - IBZ

2 stops18h 05mMultiple Airlines

Deal found 3/25

$359

Mon 3/3110:20 pmIAD - BIO

2 stops17h 45mMultiple Airlines

Deal found 3/25

$363

Fri 4/410:20 pmIAD - BCN

2 stops19h 35mMultiple Airlines

Deal found 3/25

$382

Mon 4/2810:20 pmIAD - BCN

1 stop17h 30mTAP AIR PORTUGAL

Deal found 3/25

$390

Sun 5/115:26 pmIAD - AGP

2 stops42h 09mMultiple Airlines

Deal found 3/27

$396

Sun 4/1310:05 pmIAD - BCN

1 stop14h 05mScandinavian Airlines

Deal found 3/27

$404

Mon 8/2510:05 pmIAD - PMI

1 stop29h 00mScandinavian Airlines

Deal found 3/27

$404

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Palma de Mallorca

IAD - PMI

IADPMI

Washington, D.C. Dulles Intl

Mon 9/1

10:05 pm-9:05 am

1 stop29h 00m

Palma de Mallorca Son Sant Joan

Fri 9/12

9:55 am-7:59 pm

1 stop16h 04m

$469

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Sun 4/27

10:20 pm-12:20 am

1 stop20h 00m

Madrid Barajas

Fri 5/9

1:35 pm-8:50 pm

1 stop13h 15m

$527

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Sun 5/4

10:05 pm-12:10 pm

1 stop32h 05m

Madrid Barajas

Tue 5/13

12:55 pm-7:59 pm

1 stop13h 04m

$547

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Tue 8/19

12:52 pm-6:40 am

2 stops11h 48m

Madrid Barajas

Wed 8/27

12:45 pm-9:01 pm

1 stop14h 16m

$556

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Tue 5/13

4:35 pm-6:25 am

Nonstop7h 50m

Madrid Barajas

Thu 5/22

11:50 am-3:00 pm

Nonstop9h 10m

$558

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Tue 5/13

4:30 pm-10:45 am

1 stop12h 15m

Madrid Barajas

Thu 5/22

11:35 am-2:40 pm

1 stop33h 05m

$566

Washington, D.C.Madrid

IAD - MAD

IADMAD

Washington, D.C. Dulles Intl

Sun 4/27

4:07 pm-6:40 am

1 stop32h 33m

Madrid Barajas

Wed 5/7

12:45 pm-11:55 am

2 stops29h 10m

$569

Washington, D.C.Bilbao

IAD - BIO

IADBIO

Washington, D.C. Dulles Intl

Tue 5/6

8:45 pm-7:55 am

1 stop29h 10m

Bilbao

Tue 5/13

6:45 am-9:08 pm

2 stops20h 23m

$573

Washington, D.C.Bilbao

IAD - BIO

IADBIO

Washington, D.C. Dulles Intl

Sun 4/27

4:35 pm-12:45 pm

1 stop14h 10m

Bilbao

Wed 5/7

9:15 am-3:00 pm

1 stop11h 45m

$579

Washington, D.C.Málaga

IAD - AGP

IADAGP

Washington, D.C. Dulles Intl

Sat 5/10

10:05 pm-7:25 pm

1 stop15h 20m

Malaga

Thu 5/22

9:30 pm-7:59 pm

1 stop28h 29m

$580

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 60 results

...

Best time to book a flight from Dulles Intl to Spain

Have a flexible travel schedule? Discover the best time to fly to Spain from Dulles Intl with our price prediction graph.

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 Washington, D.C. Dulles Intl Airport to Spain

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Spain?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Spain (average of $543). Flying from Washington, D.C. Dulles Intl Airport to Spain in June is currently the most expensive (average of $1,107). 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 IAD to ES?

When flying from Washington, D.C. Dulles Intl Airport to Spain, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Spain by month

In terms of precipitation, rainfall in Spain ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Spain when rainfall is around 0.8 in.

Temperature in Spain by month

If weather is an important factor for your trip to Spain, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Spain

To help decide which airline to fly from Washington, D.C. to Spain, see what other customers have to say about Delta, KLM and Finnair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,896 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,321 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.6

Good

1,267 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines

7.5

Good

769 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS

7.5

Good

1,570 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Spain one-way?
The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $355. However, be on the lookout for offers from Scandinavian Airlines and Iberia, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Spain for a low price.
What are the most popular routes from Washington, D.C. Dulles Intl Airport to Spain?
The most popular route from Washington, D.C. Dulles Intl Airport to Spain is Washington, D.C. Dulles Intl - Madrid Barajas. You may also consider Washington, D.C. Dulles Intl - Barcelona-El Prat or Washington, D.C. Dulles Intl - Malaga.
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Spain?
The cheapest flight price from Washington, D.C. Dulles Intl Airport to Spain is $473. On average you can expect to pay $2,643. The most popular route, (Washington, D.C. Dulles Intl - Madrid Barajas), can usually be booked for $395.
Can I find deals for flights from Dulles Intl to Spain that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Spain flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Spain?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Spain.
Can I find deals for business class flights from Dulles Intl to Spain?
Yes. Cheapflights offers flight deals from Dulles Intl to Spain by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Spain?
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Spain (average of $543). Flying from Washington, D.C. Dulles Intl Airport to Spain in June is currently the most expensive (average of $1,107). 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.

See more FAQs

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Alternative routes for Dulles Intl to Spain

Dulles Intl to Heathrow flights

Baltimore to Heathrow flights

Dulles Intl to Charles de Gaulle flights

Dulles Intl to Leonardo da Vinci/Fiumicino flights

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Reagan-National to Heathrow flights

Dulles Intl to Gatwick flights

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Dulles Intl to Istanbul flights

Dulles Intl to Dublin flights

Baltimore to Gatwick flights

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Reagan-National to Gatwick flights

Dulles Intl to Barcelona-El Prat flights

Dulles Intl to Orly flights

Reagan-National to Charles de Gaulle flights

Baltimore to Charles de Gaulle flights

Reagan-National to Leonardo da Vinci/Fiumicino flights

Dulles Intl to Amsterdam flights

Baltimore to Leonardo da Vinci/Fiumicino flights

Reagan-National to Orly flights

Baltimore to Stansted flights

Dulles Intl to Edinburgh flights

Reagan-National to Athens flights

Reagan-National to Madrid flights

Dulles Intl to Zurich flights

Baltimore to Athens flights

Reagan-National to Lisbon flights

Dulles Intl to Vicenza flights

Dulles Intl to Bruxelles-National flights

Dulles Intl to Keflavik Intl flights

Baltimore to Madrid flights

Dulles Intl to Malpensa flights

Baltimore to Lisbon flights

Dulles Intl to Copenhagen flights

Dulles Intl to Linate flights

Baltimore to Frankfurt flights

Reagan-National to Istanbul flights

Reagan-National to Frankfurt flights

Baltimore to Dublin flights

Reagan-National to Dublin flights

Dulles Intl to Munich flights

Baltimore to Barcelona-El Prat flights

Reagan-National to Barcelona-El Prat flights

Reagan-National to Malpensa flights

Baltimore to Istanbul flights

Baltimore to Keflavik Intl flights

Baltimore to Malpensa flights

Complete your trip

Spain car rentals

Balearic Islands car rentals

Canary Islands car rentals

Asturias car rentals

Madrid Barajas Airport car rentals

Barcelona-El Prat Airport car rentals

Palma de Mallorca Son Sant Joan Airport car rentals

Sevilla Airport car rentals

Las Palmas de Gran Canaria Airport car rentals

Bilbao Airport car rentals

Ibiza Airport car rentals

Granadilla Tenerife-Sur Airport car rentals

Dulles Intl to Spain flights

Top 10 airlines flying from Dulles Intl to Spain

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$302	Average$566	FlexibilityNo cancel fee	On-timeN/A
TAP AIR PORTUGAL	Cheapest$375	Average$851	FlexibilityNo cancel fee	On-timeN/A
Icelandair	Cheapest$384	Average$643	FlexibilityNo cancel fee	On-time76%
Iberia	Cheapest$431	Average$853	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$435	Average$761	FlexibilityNo cancel fee	On-time70%
SWISS	Cheapest$449	Average$1,016	FlexibilityNo cancel fee	On-time79%
American Airlines	Cheapest$456	Average$854	FlexibilityNo cancel fee	On-time71%
Lufthansa	Cheapest$464	Average$982	FlexibilityNo cancel fee	On-time76%
Scandinavian Airlines	Cheapest$465	Average$653	FlexibilityNo cancel fee	On-time77%
Air France	Cheapest$469	Average$816	FlexibilityNo cancel fee	On-time77%

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$308+ Cheap flights from Dulles Intl (IAD) to Spain

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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Spain with Cheapflights

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Cheap flight deals from Dulles Intl to Spain

Keep the following information in mind while searching for Dulles Intl to Spain flight deals. Data was last updated March 28, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Dulles Intl to Spain

Cheapest flights from Dulles Intl to SpainExplore the most affordable flight options available from Dulles Intl to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Explore the most affordable flight options available from Dulles Intl to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

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Best time to book a flight from Dulles Intl to Spain

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Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Spain

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Spain?

What is the cheapest time of day to fly from IAD to ES?

Find hourly flight availability from Dulles Intl to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Rainfall in Spain by month

Plan your trip to Spain by taking into account the average rainfall totals by month.

Temperature in Spain by month

Plan your trip to Spain by taking into account the average temperature totals by month.

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. 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 Spain. Reviews last updated March 28, 2025.

To help decide which airline to fly from Washington, D.C. to Spain, see what other customers have to say about Delta, KLM and Finnair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Spain one-way?

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Spain?

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Spain?

Can I find deals for flights from Dulles Intl to Spain that include hotel bookings?

How can I find direct flights from Dulles Intl to Spain?

Can I find deals for business class flights from Dulles Intl to Spain?

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Spain?

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Alternative routes for Dulles Intl to Spain

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Top 10 airlines flying from Dulles Intl to Spain

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Cheapest flights from Dulles Intl to Spain
Explore the most affordable flight options available from Dulles Intl to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.