Cheap Flights from Barcelona (BCN) to Washington (IAD)

View AU$575 flight on Wed, 3 June 2026Opens in a new window

Popular airlines from Barcelona El Prat Airport (BCN) to Washington Dulles International Airport (IAD)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Barcelona (BCN) to Washington (IAD)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

ITA Airways
Fri, 1 May - Fri, 8 May
BCN
Barcelona
IAD
Washington
AU$934 Return, found 2 days ago
AU$934
Return
found 2 days ago
Select ITA Airways flight, departing Fri, 1 May from Barcelona to Washington, returning Fri, 8 May, priced at AU$934 found 2 days ago
Air Canada
Wed, 20 May - Mon, 25 May
BCN
Barcelona
IAD
Washington
AU$1,023 Return, found 5 days ago
AU$1,023
Return
found 5 days ago
Select Air Canada flight, departing Wed, 20 May from Barcelona to Washington, returning Mon, 25 May, priced at AU$1,023 found 5 days ago
United
Mon, 1 June - Mon, 8 June
BCN
Barcelona
IAD
Washington
AU$1,033 Return, found 2 days ago
AU$1,033
Return
found 2 days ago
Select United flight, departing Mon, 1 June from Barcelona to Washington, returning Mon, 8 June, priced at AU$1,033 found 2 days ago
Delta
Mon, 1 June - Mon, 8 June
BCN
Barcelona
IAD
Washington
AU$1,037 Return, found 2 days ago
AU$1,037
Return
found 2 days ago
Select Delta flight, departing Mon, 1 June from Barcelona to Washington, returning Mon, 8 June, priced at AU$1,037 found 2 days ago
Lufthansa
Mon, 1 June - Mon, 8 June
BCN
Barcelona
IAD
Washington
AU$1,063 Return, found 2 days ago
AU$1,063
Return
found 2 days ago
Select Lufthansa flight, departing Mon, 1 June from Barcelona to Washington, returning Mon, 8 June, priced at AU$1,063 found 2 days ago
Swiss International Air Lines
Tue, 19 May - Mon, 25 May
BCN
Barcelona
IAD
Washington
AU$1,070 Return, found 2 days ago
AU$1,070
Return
found 2 days ago
Select Swiss International Air Lines flight, departing Tue, 19 May from Barcelona to Washington, returning Mon, 25 May, priced at AU$1,070 found 2 days ago
United
Tue, 19 May - Mon, 25 May
BCN
Barcelona
IAD
Washington
AU$1,077 Return, found 2 days ago
AU$1,077
Return
found 2 days ago
Select United flight, departing Tue, 19 May from Barcelona to Washington, returning Mon, 25 May, priced at AU$1,077 found 2 days ago
Austrian Airlines
Tue, 19 May - Mon, 25 May
BCN
Barcelona
IAD
Washington
AU$1,083 Return, found 2 days ago
AU$1,083
Return
found 2 days ago
Select Austrian Airlines flight, departing Tue, 19 May from Barcelona to Washington, returning Mon, 25 May, priced at AU$1,083 found 2 days ago
British Airways
Tue, 19 May - Mon, 25 May
BCN
Barcelona
IAD
Washington
AU$1,093 Return, found 2 days ago
AU$1,093
Return
found 2 days ago
Select British Airways flight, departing Tue, 19 May from Barcelona to Washington, returning Mon, 25 May, priced at AU$1,093 found 2 days ago
Brussels Airlines
Mon, 1 June - Mon, 8 June
BCN
Barcelona
IAD
Washington
AU$1,122 Return, found 2 days ago
AU$1,122
Return
found 2 days ago
Select Brussels Airlines flight, departing Mon, 1 June from Barcelona to Washington, returning Mon, 8 June, priced at AU$1,122 found 2 days ago

Frequently asked questions

How much does a flight from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.) cost?
One-way flights typically cost between $1,286 and $10,002 and return flights often range between $1,286 and $10,002. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
March is typically the cheapest month to fly from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.), with average return fares of approximately 617 AUD. This is about 33% lower than the average price throughout the year. March often sees lower prices as it's outside peak holiday seasons, making it a good time to find deals. Other cheap months to fly from Barcelona to Washington, DC include February and September.
Which airlines fly direct from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
Enter BCN to IAD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
To find a cheap flight from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
The best airline to fly with from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.) will differ from traveller to traveller. If you like to fly early, UA offers early morning flights. If price is the most important factor, UA typically offers the lowest fares. IB offers the most daily flights from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
Based on booking data from the past year, if you're looking for the best time to fly from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.), you'll find the cheapest fares in March and September, with average prices around 617 AUD for a return flight. May is the most popular month to travel, meaning you'll have plenty of flight options, though prices might be higher. For the best balance, consider traveling in March or September for great value, or May if having the most flight choices is your priority.
How many flights per day from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
There are approximately 79 connecting flights per day from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.). Some common connection points include Unknown (DUB), Adolfo Suarez Madrid-Barajas (MAD), and Heathrow (LHR).
What is the earliest flight from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
The earliest flight from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.) typically departs at approximately 5:35 AM local time, operated by Brussels Airlines. This is a seasonal service active in April, May, June, July, and October. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
You'll typically find the most flights from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.) on a Tuesday, with around 64 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include British Airways, Lufthansa, and Iberia. Flight schedules are consistent throughout the week.
What are the most popular departure times for flights from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
The most popular departure times for flights from Barcelona (BCN) to Washington, DC (IAD) are in the morning, from 9am to 12pm. Around 43 AUD% of passengers reckon this time's best. Heaps of major carriers, including United Airlines, British Airways and Delta Air Lines, offer flights during this window. This timing works well because it allows you to start your travel day a bit later and arrive in Washington, DC in the afternoon, giving you time to settle in.
How long does it take to fly from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
Flying nonstop from BCN to IAD takes around 9 hours 20 minutes, with the route covering approximately 4,048 miles. Flights with a layover typically take 4 hours longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
Select the "Business class" and "First class" filters when looking for BCN to IAD flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight with Expedia?
It's easy to earn miles on a Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Barcelona Intl. (BCN)?
From Barcelona Intl. (BCN), you can fly into Ronald Reagan Washington National (DCA) and Washington Dulles Intl. (IAD) in Washington. Some flights may connect through major hubs like Heathrow (LHR), Adolfo Suarez Madrid-Barajas (MAD), Frankfurt Intl. (FRA) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.) at the last minute?
Typically, booking a last minute flight from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package?
Securing a Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.)?
If you booked your Barcelona (BCN-Barcelona Intl.) to Washington, DC (IAD-Washington Dulles Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Barcelona Intl.
Destination airport
Washington Dulles Intl.
Return price
AU$933
Distance
6476 km
Average flight time
9 hours 15 mins

Book with confidence

Your quick guide to flights from Barcelona to Washington

Pick up great flights from Barcelona to Washington

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Barcelona to Washington. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Barcelona to Washington that take around hours.

Find cheap flights from Barcelona to Washington

From the great flight deals with prices currently ranging from AU$934 to AU$1,122, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Barcelona to Washington around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Washington is normally in May.

Reasons to book your flight from Barcelona to Washington with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Barcelona to Washington across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Washington right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Barcelona to Washington

Explore a world of travel with Expedia

*Available to Expedia members.