How long is the flight from State of Washington to Barcelona-El Prat Airport?

Departing from State of Washington to Barcelona-El Prat Airport will take you 15h 03m. Airlines will cover a distance of 5421 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from State of Washington to Barcelona-El Prat Airport one-way?

One-way options have recently been found by users for as low as $245 on Icelandair. Other airlines that offer cheap prices include Scandinavian Airlines from $302 and SWISS from $313 one-way.

In terms of precipitation, rainfall in Barcelona-El Prat Airport 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 Barcelona-El Prat Airport when rainfall is around 0.8 in.

If weather is an important factor for your trip to Barcelona-El Prat Airport, 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).

What are the most popular routes from State of Washington to Barcelona-El Prat Airport?

Most travelers choose Seattle/Tacoma Intl - Barcelona-El Prat, Portland - Barcelona-El Prat or Spokane - Barcelona-El Prat when deciding on the best route from State of Washington to Barcelona-El Prat Airport.

What are the most popular airlines that fly from State of Washington to Barcelona-El Prat Airport?

When booking a flight from State of Washington to Barcelona-El Prat Airport, you may want to consider flying on British Airways, Delta or Icelandair as they are the most popular for this route.

Can I find deals for flights from Washington to Barcelona-El Prat that include hotel bookings?

Yes. In addition to deals on Washington to Barcelona-El Prat flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington to Barcelona-El Prat?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Barcelona-El Prat.

Can I find deals for business class flights from Washington to Barcelona-El Prat?

Yes. Cheapflights offers flight deals from Washington to Barcelona-El Prat by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$253+ Flights from Washington to Barcelona-El Prat Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Washington to Barcelona-El Prat 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 Washington to Barcelona-El Prat

Cheapest flights from Washington to Barcelona-El Prat
Explore the most affordable flight options available from Washington to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Wed 12/313:10 pmSEA - BCN

2 stops24h 15mMultiple Airlines

Tue 1/69:15 pmBCN - SEA

3 stops34h 01mMultiple Airlines

Deal found 12/17

$959

Sun 12/287:00 pmSEA - BCN

1 stop19h 50mTurkish Airlines

Sun 1/1112:10 pmBCN - SEA

1 stop37h 55mTurkish Airlines

Deal found 12/16

$1,206

Wed 12/317:00 pmSEA - BCN

1 stop37h 25mTurkish Airlines

Sun 1/47:50 amBCN - SEA

1 stop18h 15mTurkish Airlines

Deal found 12/16

$1,207

Fri 12/267:00 pmSEA - BCN

1 stop30h 45mTurkish Airlines

Fri 1/237:50 amBCN - SEA

1 stop18h 15mTurkish Airlines

Deal found 12/16

$1,227

Wed 12/317:00 pmSEA - BCN

1 stop30h 45mTurkish Airlines

Tue 1/612:05 pmBCN - SEA

1 stop38h 00mTurkish Airlines

Deal found 12/17

$1,232

Fri 12/267:07 amSEA - BCN

2 stops20h 33mIberia

Fri 1/239:15 amBCN - SEA

2 stops22h 05mIberia

Deal found 12/17

$1,256

Mon 12/228:05 pmSEA - BCN

1 stop15h 35mMultiple Airlines

Fri 1/98:00 amBCN - SEA

2 stops34h 16mMultiple Airlines

Deal found 12/15

$1,312

Wed 12/315:50 amSEA - BCN

2 stops18h 45mAir Canada

Tue 1/61:35 pmBCN - SEA

2 stops41h 31mAir Canada

Deal found 12/17

$1,350

Thu 12/252:35 pmSEA - BCN

2 stops23h 50mMultiple Airlines

Sun 1/116:10 pmBCN - SEA

1 stop25h 24mMultiple Airlines

Deal found 12/15

$1,351

Mon 12/2210:49 pmPDX - BCN

1 stop23h 16mMultiple Airlines

Sun 1/411:00 amBCN - PDX

1 stop22h 59mMultiple Airlines

Deal found 12/17

$1,495

Sat 12/2011:21 pmPDX - BCN

1 stop24h 39mMultiple Airlines

Sat 12/2711:00 amBCN - PDX

1 stop22h 59mMultiple Airlines

Deal found 12/17

$1,538

Sat 12/206:40 pmPDX - BCN

2 stops31h 05mUnited Airlines

Sat 12/271:55 pmBCN - PDX

2 stops60h 36mUnited Airlines

Deal found 12/17

$1,569

Best flights from Washington to Barcelona-El Prat
Discover carefully curated flight deals from Washington to Barcelona-El Prat that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Thu 2/198:17 amSEA - BCN

1 stop15h 03mUnited Airlines

Sat 2/281:35 pmBCN - SEA

2 stops43h 16mUnited Airlines

Deal found 12/16

$465

Mon 2/26:53 amGEG - BCN

2 stops25h 42mLufthansa

Sun 2/85:50 amBCN - GEG

2 stops22h 26mLufthansa

Deal found 12/15

$476

Sun 3/156:45 pmPDX - BCN

1 stop16h 20mMultiple Airlines

Wed 3/2511:00 amBCN - PDX

1 stop20h 44mMultiple Airlines

Deal found 12/17

$477

Sat 2/211:40 pmSEA - BCN

1 stop18h 20mDelta

Tue 3/311:10 amBCN - SEA

1 stop33h 25mDelta

Deal found 12/16

$480

Tue 3/107:00 amPDX - BCN

1 stop16h 00mKLM

Thu 3/195:25 pmBCN - PDX

1 stop27h 00mKLM

Deal found 12/17

$481

Mon 3/307:10 pmSEA - BCN

1 stop30h 35mTurkish Airlines

Fri 4/107:35 amBCN - SEA

1 stop18h 40mTurkish Airlines

Deal found 12/17

$627

Wed 5/65:40 pmSEA - BCN

1 stop13h 20mCondor

Mon 5/118:00 amBCN - SEA

1 stop16h 40mCondor

Deal found 12/16

$707

Thu 2/56:53 amGEG - BCN

2 stops41h 42mUnited Airlines

Tue 2/171:35 pmBCN - GEG

2 stops37h 28mUnited Airlines

Deal found 12/17

$468

Sun 2/222:15 pmSEA - BCN

1 stop17h 50mDelta

Mon 3/26:00 amBCN - SEA

1 stop14h 35mDelta

Deal found 12/16

$480

Mon 2/26:00 amGEG - BCN

1 stop17h 50mMultiple Airlines

Sun 2/810:40 amBCN - GEG

1 stop17h 09mMultiple Airlines

Deal found 12/14

$484

Thu 1/2212:57 pmSEA - BCN

3 stops35h 38mUnited Airlines

Sat 1/311:35 pmBCN - SEA

2 stops42h 08mUnited Airlines

Deal found 12/17

$468

Thu 2/197:00 amPDX - BCN

1 stop16h 00mDelta

Wed 2/256:00 amBCN - PDX

1 stop14h 25mDelta

Deal found 12/16

$481

Thu 1/296:00 amGEG - BCN

1 stop17h 50mMultiple Airlines

Thu 2/510:40 amBCN - GEG

1 stop17h 09mMultiple Airlines

Deal found 12/15

$484

Sat 3/710:19 pmPDX - BCN

1 stop25h 01mUnited Airlines

Tue 3/1712:35 pmBCN - PDX

2 stops31h 16mUnited Airlines

Deal found 12/17

$470

Mon 1/267:00 amPDX - BCN

1 stop16h 00mDelta

Thu 2/51:00 pmBCN - PDX

1 stop31h 25mDelta

Deal found 12/16

$481

Sat 3/1410:53 pmPDX - BCN

1 stop23h 12mMultiple Airlines

Tue 3/2411:00 amBCN - PDX

1 stop20h 44mMultiple Airlines

Deal found 12/16

$484

Fri 2/207:00 amSEA - BCN

2 stops17h 35mUnited Airlines

Thu 2/266:50 amBCN - SEA

1 stop14h 20mUnited Airlines

Deal found 12/16

$481

Sun 1/257:00 amPDX - BCN

1 stop16h 00mDelta

Thu 2/510:15 amBCN - PDX

1 stop19h 10mDelta

Deal found 12/15

$484

Thu 2/1210:55 pmPDX - BCN

1 stop23h 10mMultiple Airlines

Thu 2/1911:00 amBCN - PDX

1 stop21h 59mMultiple Airlines

Deal found 12/17

$484

Tue 2/177:10 amPDX - BCN

2 stops19h 00mDelta

Thu 2/2611:10 amBCN - PDX

1 stop33h 15mDelta

Deal found 12/16

$485

Fri 1/237:00 amSEA - BCN

2 stops17h 35mUnited Airlines

Fri 1/306:50 amBCN - SEA

3 stops23h 22mUnited Airlines

Deal found 12/17

$492

Fri 3/63:00 pmGEG - BCN

2 stops17h 40mMultiple Airlines

Fri 3/1311:35 amBCN - GEG

2 stops19h 26mMultiple Airlines

Deal found 12/17

$496

Sun 5/35:40 pmSEA - BCN

1 stop19h 30mCondor

Wed 5/138:00 amBCN - SEA

1 stop16h 40mCondor

Deal found 12/16

$744

Thu 2/197:10 amPDX - BCN

2 stops21h 50mDelta

Tue 3/311:10 amBCN - PDX

1 stop33h 15mDelta

Deal found 12/16

$485

Thu 3/198:10 amSEA - BCN

2 stops24h 10mUnited Airlines

Tue 3/246:50 amBCN - SEA

1 stop14h 20mUnited Airlines

Deal found 12/16

$500

Fri 1/307:00 amPDX - BCN

2 stops22h 00mDelta

Thu 2/51:00 pmBCN - PDX

1 stop31h 25mDelta

Deal found 12/16

$485

Fri 1/307:00 amSEA - BCN

2 stops27h 50mUnited Airlines

Tue 2/31:35 pmBCN - SEA

2 stops30h 57mUnited Airlines

Deal found 12/16

$513

Fri 2/207:10 amPDX - BCN

2 stops21h 50mDelta

Fri 2/276:00 amBCN - PDX

1 stop14h 25mDelta

Deal found 12/16

$485

Thu 1/155:15 amGEG - BCN

2 stops26h 15mDelta

Wed 1/2110:55 amBCN - GEG

2 stops31h 16mDelta

Deal found 12/15

$499

Fri 1/99:25 amSEA - BCN

2 stops23h 10mUnited Airlines

Fri 1/166:50 amBCN - SEA

3 stops24h 53mUnited Airlines

Deal found 12/16

$696

Last-minute flights from Washington to Barcelona-El Prat
Discover last-minute flight deals from Washington to Barcelona-El Prat. Data last updated December 18, 2025 and is based on user searches.

Tue 1/137:00 pmPDX - BCN

2 stops29h 35mMultiple Airlines

Sun 1/187:40 amBCN - PDX

2 stops19h 50mMultiple Airlines

Deal found 12/16

$458

Tue 1/131:24 pmPDX - BCN

3 stops35h 11mUnited Airlines

Tue 1/201:35 pmBCN - PDX

2 stops31h 22mUnited Airlines

Deal found 12/15

$468

Tue 1/138:04 amSEA - BCN

2 stops18h 16mBritish Airways

Fri 1/2310:40 amBCN - SEA

1 stop22h 11mBritish Airways

Deal found 12/17

$473

Sun 1/182:35 pmSEA - BCN

1 stop13h 40mIcelandair

Fri 1/3011:50 amBCN - SEA

1 stop14h 10mIcelandair

Deal found 12/17

$386

Sun 1/182:35 pmSEA - BCN

1 stop13h 40mIcelandair

Sun 1/2511:50 amBCN - SEA

1 stop14h 10mIcelandair

Deal found 12/15

$423

Sun 1/188:00 pmSEA - BCN

2 stops28h 35mLufthansa

Sun 1/257:40 amBCN - SEA

1 stop14h 40mLufthansa

Deal found 12/15

$469

Thu 1/227:00 amSEA - BCN

1 stop17h 00mUnited Airlines

Sat 1/311:35 pmBCN - SEA

2 stops42h 08mUnited Airlines

Deal found 12/17

$465

Fri 1/235:50 amSEA - BCN

2 stops18h 45mMultiple Airlines

Fri 1/306:50 amBCN - SEA

2 stops21h 26mMultiple Airlines

Deal found 12/17

$449

Fri 1/233:10 pmSEA - BCN

1 stop17h 25mLufthansa

Fri 1/306:50 amBCN - SEA

2 stops21h 26mLufthansa

Deal found 12/16

$463

Mon 1/267:00 pmPDX - BCN

2 stops53h 35mAir Canada

Tue 2/31:35 pmBCN - PDX

2 stops38h 21mAir Canada

Deal found 12/16

$463

Fri 1/302:35 pmSEA - BCN

1 stop14h 00mIcelandair

Tue 2/311:50 amBCN - SEA

1 stop14h 10mIcelandair

Deal found 12/15

$412

Fri 1/302:35 pmSEA - BCN

1 stop14h 00mIcelandair

Fri 3/611:50 amBCN - SEA

1 stop14h 10mIcelandair

Deal found 12/16

$413

One-way flights from Washington to Barcelona-El Prat
Search for one-way flight options from Washington to Barcelona-El Prat. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Fri 1/3011:55 amSEA - BCN

3 stops36h 30mMultiple Airlines

Deal found 12/17

$253

Mon 3/235:30 pmPDX - BCN

2 stops16h 25mMultiple Airlines

Deal found 12/17

$262

Mon 2/211:55 amSEA - BCN

3 stops27h 55mMultiple Airlines

Deal found 12/17

$264

Wed 2/43:10 pmSEA - BCN

2 stops20h 05mMultiple Airlines

Deal found 12/17

$266

Tue 2/33:10 pmSEA - BCN

2 stops24h 15mMultiple Airlines

Deal found 12/17

$270

Sun 3/111:59 amSEA - BCN

3 stops40h 21mMultiple Airlines

Deal found 12/16

$273

Mon 1/1911:55 amSEA - BCN

3 stops27h 10mMultiple Airlines

Deal found 12/17

$276

Sat 1/3111:55 amSEA - BCN

3 stops36h 55mMultiple Airlines

Deal found 12/17

$286

Tue 4/77:30 pmPDX - BCN

1 stop18h 15mBritish Airways

Deal found 12/16

$306

Tue 5/52:15 pmPDX - BCN

2 stops19h 15mBritish Airways

Deal found 12/16

$309

Wed 4/87:30 pmPDX - BCN

1 stop14h 15mBritish Airways

Deal found 12/15

$310

Tue 5/193:50 pmPDX - BCN

2 stops16h 20mDelta

Deal found 12/16

$323

Find flight deals from Washington to Barcelona-El Prat

Round-trip from	$386 (oojo)
One-way from	$253 (Kiwi.com)
Popular in	June
Cheapest in	February
Average price	$1,106

From Washington to Barcelona-El Prat

Search Deals

One-way flight from Washington to Barcelona-El Prat

Search Deals

Highest demand for flights based on searches. 24% potential increase in price ($279 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Thu 2/19

8:17 am-8:20 am

1 stop15h 03m

Barcelona-El Prat

Sat 2/28

1:35 pm-11:51 pm

2 stops43h 16m

$465

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

Thu 2/5

6:53 am-9:35 am

2 stops41h 42m

Barcelona-El Prat

Tue 2/17

1:35 pm-6:03 pm

2 stops37h 28m

$468

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Thu 1/22

12:57 pm-9:35 am

3 stops35h 38m

Barcelona-El Prat

Sat 1/31

1:35 pm-10:43 pm

2 stops42h 08m

$468

PortlandBarcelona

PDX - BCN

PDXBCN

Portland

Sat 3/7

10:19 pm-8:20 am

1 stop25h 01m

Barcelona-El Prat

Tue 3/17

12:35 pm-11:51 am

2 stops31h 16m

$470

SpokaneBarcelona

GEG - BCN

GEGBCN

Spokane

Mon 2/2

6:53 am-5:35 pm

2 stops25h 42m

Barcelona-El Prat

Sun 2/8

5:50 am-7:16 pm

2 stops22h 26m

$476

PortlandBarcelona

PDX - BCN

PDXBCN

Portland

Sun 3/15

6:45 pm-7:05 pm

1 stop16h 20m

Barcelona-El Prat

Wed 3/25

11:00 am-11:44 pm

1 stop20h 44m

$477

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sat 2/21

1:40 pm-5:00 pm

1 stop18h 20m

Barcelona-El Prat

Tue 3/3

11:10 am-11:35 am

1 stop33h 25m

$480

SeattleBarcelona

SEA - BCN

SEABCN

Seattle/Tacoma Intl

Sun 2/22

2:15 pm-5:05 pm

1 stop17h 50m

Barcelona-El Prat

Mon 3/2

6:00 am-11:35 am

1 stop14h 35m

$480

PortlandBarcelona

PDX - BCN

PDXBCN

Portland

Tue 3/10

7:00 am-7:00 am

1 stop16h 00m

Barcelona-El Prat

Thu 3/19

5:25 pm-12:25 pm

1 stop27h 00m

$481

PortlandBarcelona

PDX - BCN

PDXBCN

Portland

Thu 2/19

7:00 am-8:00 am

1 stop16h 00m

Barcelona-El Prat

Wed 2/25

6:00 am-11:25 am

1 stop14h 25m

$481

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 53 results

...

Best time to book a flight from Washington to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from Washington 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 to Barcelona-El Prat Airport

What is the cheapest month to book a flight from State of Washington to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Barcelona-El Prat Airport (average of $353). Flying from State of Washington to Barcelona-El Prat Airport in June is currently the most expensive (average of $864). 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 WA to BCN?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 26% on flights from State of Washington to Barcelona-El Prat Airport by exploring options for tickets in the evening.

What is the cheapest day to fly from State of Washington to Barcelona-El Prat Airport?

Travelers seeking maximum savings on their State of Washington to Barcelona-El Prat Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

How long is the flight from State of Washington to Barcelona-El Prat Airport?
Departing from State of Washington to Barcelona-El Prat Airport will take you 15h 03m. Airlines will cover a distance of 5421 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from State of Washington to Barcelona-El Prat Airport one-way?
One-way options have recently been found by users for as low as $245 on Icelandair. Other airlines that offer cheap prices include Scandinavian Airlines from $302 and SWISS from $313 one-way.
What are the most popular routes from State of Washington to Barcelona-El Prat Airport?
Most travelers choose Seattle/Tacoma Intl - Barcelona-El Prat, Portland - Barcelona-El Prat or Spokane - Barcelona-El Prat when deciding on the best route from State of Washington to Barcelona-El Prat Airport.
Can I find deals for flights from Washington to Barcelona-El Prat that include hotel bookings?
Yes. In addition to deals on Washington to Barcelona-El Prat flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington to Barcelona-El Prat?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Barcelona-El Prat.
Can I find deals for business class flights from Washington to Barcelona-El Prat?
Yes. Cheapflights offers flight deals from Washington to Barcelona-El Prat 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 State of Washington to Barcelona-El Prat Airport?
Currently, January is the cheapest month in which you can book a flight from State of Washington to Barcelona-El Prat Airport (average of $353). Flying from State of Washington to Barcelona-El Prat Airport in June is currently the most expensive (average of $864). 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

Calella

Roses

L'Hospitalet de Llobregat

Cadaques

El Prat de Llobregat

Badalona

Pineda de Mar

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Washington to Barcelona-El Prat

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$367	Average$597	FlexibilityNo cancel fee	On-time76%
Scandinavian Airlines	Cheapest$461	Average$556	FlexibilityNo cancel fee	On-time77%
Air Canada	Cheapest$478	Average$711	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$483	Average$993	FlexibilityNo cancel fee	On-time69%
Aer Lingus	Cheapest$498	Average$752	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$502	Average$921	FlexibilityNo cancel fee	On-time71%
Lufthansa	Cheapest$541	Average$869	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$549	Average$803	FlexibilityNo cancel fee	On-time70%
Iberia	Cheapest$572	Average$819	FlexibilityNo cancel fee	On-time77%
KLM	Cheapest$574	Average$902	FlexibilityNo cancel fee	On-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$253+ Cheap flights from Washington to Barcelona-El Prat (BCN)

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington to Barcelona-El Prat with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Washington to Barcelona-El Prat

Cheapest flights from Washington to Barcelona-El PratExplore the most affordable flight options available from Washington to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Washington to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Washington to Barcelona-El Prat

Keep the following information in mind while searching for Washington to Barcelona-El Prat flight deals. Data was last updated December 18, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to Barcelona-El Prat Airport that are best for you.

Best time to book a flight from Washington to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from Washington with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington to Barcelona-El Prat Airport

What is the cheapest month to book a flight from State of Washington to Barcelona-El Prat Airport?

What is the cheapest time of day to fly from WA to BCN?

Find hourly flight availability from Washington to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

What is the cheapest day to fly from State of Washington to Barcelona-El Prat Airport?

Use this chart to determine the cheapest time to fly round-trip from Washington to Barcelona-El Prat. Price data was last updated on December 16, 2024.

Related info for your journey

Find useful and relevant information for your journey from Washington to Barcelona-El Prat. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from State of Washington to Barcelona-El Prat Airport?

What are the cheapest airlines to fly from State of Washington to Barcelona-El Prat Airport one-way?

What are the most popular routes from State of Washington to Barcelona-El Prat Airport?

Can I find deals for flights from Washington to Barcelona-El Prat that include hotel bookings?

How can I find direct flights from Washington to Barcelona-El Prat?

Can I find deals for business class flights from Washington to Barcelona-El Prat?

What is the cheapest month to book a flight from State of Washington to Barcelona-El Prat Airport?

Traveling to a place near Barcelona-El Prat Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Barcelona-El Prat

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Washington to Barcelona-El Prat

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Washington to Barcelona-El Prat
Explore the most affordable flight options available from Washington to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.