Cheap flights from Washington, D.C. Reagan-National Airport to Barcelona from $378
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Barcelona departing on 8/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Washington, D.C. Reagan-National Airport to Barcelona
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Air Canada flights from Washington, D.C. Reagan-National Airport to Barcelona
Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Barcelona flight tickets
KLM flights from Washington, D.C. Reagan-National Airport to Barcelona
Our best KLM deals on Washington, D.C. Reagan-National Airport to Barcelona flight tickets
See travel insights to Barcelona from
How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Barcelona
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Barcelona?
The month of January is, on average, the cheapest month to fly to Barcelona from Washington, D.C. Reagan-National Airport, with most prices found around $690. If you don’t want to visit Barcelona in January, then you should wait until November to fly from Washington, D.C. Reagan-National Airport, when ticket prices are also cheap, with an average price of $696.
What is the cheapest day to depart on your flight to Barcelona?
The cheapest day to depart from Washington, D.C. Reagan-National Airport to Barcelona is on a Monday when prices can be found for as low as $1,146. On the other hand, Friday is the most expensive day to depart from Washington, D.C. Reagan-National Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,358.
What is the cheapest time of day to depart on your flight to Barcelona?
In the morning is the cheapest time of day to fly from Washington, D.C. Reagan-National Airport to Barcelona when you can find flight prices for as low as $759. Flying to Barcelona in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,280 on average. Flights to Barcelona from Washington, D.C. Reagan-National Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Barcelona?
You are more likely to see cheaper flights to Barcelona from Washington, D.C. Reagan-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $1,040 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from Washington, D.C. Reagan-National Airport for as low as $738 on momondo.
What is the cheapest airline that flies from Washington, D.C. Reagan-National to Barcelona?
Air Canada, United Airlines, and British Airways are the most popular carriers operating from Washington, D.C. Reagan-National to Barcelona
What airlines fly to Barcelona?
American Airlines, Delta and British Airways are the top three most popular airlines that fly to Barcelona from Washington, D.C. Reagan-National Airport according to our data. American Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 5 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.
Cheap Washington, D.C. Reagan-National Airport to Barcelona flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Barcelona
How far is Washington, D.C. Reagan-National to Barcelona by plane?
The straight-line distance from Washington, D.C. Reagan-National to Barcelona is 4031.9 mi. By plane, this route typically takes 9h 51m.
When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Barcelona?
Prices for flights from Washington, D.C. Reagan-National Airport to Barcelona were last updated today.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Barcelona?
There are 5 operators available for flights from Washington, D.C. Reagan-National Airport to Barcelona as of June 2025.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Barcelona?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Barcelona.
What documentation or ID do you need to fly to Barcelona?
The travel and health documents required for your trip to Barcelona can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Barcelona. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Washington, D.C. Reagan-National Airport to Barcelona
Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Barcelona with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $497 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $544 | Free Cancellation | Rating 7.0 2,778 reviews | |||
| PriceFrom $575 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $594 | Free Cancellation | Rating 6.6 7,031 reviews | |||
| PriceFrom $642 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Barcelona?
It is quick and easy to find Washington, D.C. to Barcelona flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Barcelona that suits you.
Can I find flights from Washington, D.C. to Barcelona with flexible booking policies on momondo?
Yes. All flights to Barcelona from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Washington, D.C. to Barcelona?
momondo helps you find the best flight between Washington, D.C. and Barcelona by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Washington, D.C. to Barcelona right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Barcelona from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.