$367 Cheap Flights from Buenos Aires (EZE) to Washington (DCA)

View $367 flight on Tue, Sep 15, 2026Opens in a new window

Popular airlines from Ministro Pistarini Intl. Airport (EZE) to Ronald Reagan Washington National Airport (DCA)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Buenos Aires to Washington (EZE-DCA)

Prices were available within the past 7 days and start at $367 for one-way flights and $643 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Jun 26 - Sun, Jul 12
EZE
Buenos Aires
DCA
Washington
$643 Roundtrip, found 4 hours ago
$643
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Fri, Jun 26 from Buenos Aires to Washington, returning Sun, Jul 12, priced at $643 found 4 hours ago
American Airlines
Mon, Jun 29 - Sun, Jul 5
EZE
Buenos Aires
DCA
Washington
$648 Roundtrip, found 3 days ago
$648
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Jun 29 from Buenos Aires to Washington, returning Sun, Jul 5, priced at $648 found 3 days ago
American Airlines
Thu, Jun 25 - Thu, Jul 2
EZE
Buenos Aires
DCA
Washington
$650 Roundtrip, found 2 days ago
$650
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jun 25 from Buenos Aires to Washington, returning Thu, Jul 2, priced at $650 found 2 days ago
American Airlines
Thu, Jun 25 - Thu, Jul 2
EZE
Buenos Aires
DCA
Washington
$652 Roundtrip, found 2 days ago
$652
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jun 25 from Buenos Aires to Washington, returning Thu, Jul 2, priced at $652 found 2 days ago
American Airlines
Fri, Jun 26 - Thu, Jul 16
EZE
Buenos Aires
DCA
Washington
$656 Roundtrip, found 2 days ago
$656
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Jun 26 from Buenos Aires to Washington, returning Thu, Jul 16, priced at $656 found 2 days ago
American Airlines
Thu, Jun 25 - Thu, Jul 2
EZE
Buenos Aires
DCA
Washington
$658 Roundtrip, found 2 days ago
$658
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jun 25 from Buenos Aires to Washington, returning Thu, Jul 2, priced at $658 found 2 days ago
United
Tue, Aug 11 - Tue, Aug 25
EZE
Buenos Aires
DCA
Washington
$686 Roundtrip, found 20 hours ago
$686
Roundtrip
found 20 hours ago
Select United flight, departing Tue, Aug 11 from Buenos Aires to Washington, returning Tue, Aug 25, priced at $686 found 20 hours ago
Delta
Fri, Jul 3 - Mon, Jul 13
EZE
Buenos Aires
DCA
Washington
$714 Roundtrip, found 1 day ago
$714
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Jul 3 from Buenos Aires to Washington, returning Mon, Jul 13, priced at $714 found 1 day ago
LATAM Airlines Group
Fri, Jul 3 - Mon, Jul 13
EZE
Buenos Aires
DCA
Washington
$745 Roundtrip, found 1 day ago
$745
Roundtrip
found 1 day ago
Select LATAM Airlines Group flight, departing Fri, Jul 3 from Buenos Aires to Washington, returning Mon, Jul 13, priced at $745 found 1 day ago
GOL Linhas Aereas S.A.
Tue, Nov 10 - Wed, Nov 18
EZE
Buenos Aires
DCA
Washington
$1,291 Roundtrip, found 7 hours ago
$1,291
Roundtrip
found 7 hours ago
Select GOL Linhas Aereas S.A. flight, departing Tue, Nov 10 from Buenos Aires to Washington, returning Wed, Nov 18, priced at $1,291 found 7 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Average driving time to city center is 40 minutes. Flights from $697
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city center40 min
Flights from $697
Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city center is 36 minutes. Flights from $643
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city center36 min
Flights from $643

What you need to know for your flight from Ministro Pistarini Intl. to Ronald Reagan Washington National

Buenos Aires (EZE) to Washington (DCA) at a glance

Travel with a range of airlines offering routes from Buenos Aires (EZE) to Washington (DCA) on this long-haul international journey. Evaluate options from full-service carriers to discover the itinerary that aligns with your budget, schedule, and travel preferences as you uncover the iconic sights and neighborhoods of Washington. Get the essential details for flights departing from Ministro Pistarini International Airport (EZE) to Ronald Reagan Washington National Airport (DCA).

  • Fastest flight duration: around 12 hours in-flight, plus roughly 2h 15m layover with one stop
  • Route distance: roughly 5,200 miles (8,370 km)
  • Flights per week: around 9 departures on average
  • Typical fares (one-way): economy tickets often range from $405–$1240, depending on seasonality and how far ahead you book

Flights from Ministro Pistarini International Airport (EZE) to Ronald Reagan Washington National Airport (DCA)

Based on the latest traveler bookings, here are the top airlines frequently selected for flights from Buenos Aires to Washington, particularly for one-stop and multi-stop journeys. Common layover points include Hartsfield-Jackson Atlanta International Airport (ATL) with approximately a 2-hour layover, George Bush Intercontinental Airport (IAH) at about 2 hours and 15 minutes, and Miami International Airport (MIA), also around 2 hours and 15 minutes. These options provide the flexibility to balance cost, total travel time, and cabin class to secure the best itinerary for your trip.

  • American Airlines: This full-service airline provides one-stop flights, with one-way fares generally falling between $415 and $1100. It represents around 37% of departures on this route, featuring an in-flight duration of 12 hours and a total travel time of approximately 14h 30m, including layover time.
  • Delta: Another full-service option, Delta offers one-stop flights, with one-way ticket prices typically ranging from $425 to $1285. It accounts for about 28% of departures on this route, with an in-flight time of 12 hours and a similar total journey duration of roughly 14h 30m, factoring in layover.
  • United: As a full-service carrier, United provides one-stop service with one-way fares usually between $405 and $1330. It also makes up approximately 28% of departures for this route, featuring an in-flight time of 12 hours and an overall travel time of around 14h 30m, including layover.
  • LATAM Airlines Group: This full-service airline offers both one-stop and multi-stop options, with one-way fares typically ranging from $460 to $980. It represents about 7% of departures on this route, featuring a standard one-stop journey that includes 12 hours of flight time and a total travel duration of approximately 14h 30m.

Best time to fly from Buenos Aires (EZE) to Washington (DCA)

The most popular months for travelers flying from Buenos Aires to Washington are January, March, and December, when peak temperatures in Washington reach up to 45.7°F in March. If you prefer quieter travel, consider October, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 59.9°F. For better deals, September usually offers the lowest average one-way fare around $497. Flight availability peaks in November, with approximately 12 flights per week, making it easier to find convenient departure times.

  • Cheapest time to fly: September usually offers good deals with average one-way fare around $497, roughly 22% cheaper than the yearly average.
  • More budget-friendly months to fly: November, October, and August typically offer average one-way fares of around $530.
  • Most flight options: November has the highest number of flights from Buenos Aires to Washington, with approximately 12 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January35.1°F (1.7°C)High10$1035
February38.3°F (3.5°C)Average9$577
March45.7°F (7.6°C)High8$707
April56.3°F (13.5°C)Average7$748
May65.7°F (18.7°C)Average9$699
June74.3°F (23.5°C)Low10$589
July79.5°F (26.4°C)Average9$683
August77.4°F (25.2°C)Low8$537
September71.1°F (21.7°C)Average8$497
October59.9°F (15.5°C)Low7$530
November47.8°F (8.8°C)Average12$522
December40.6°F (4.8°C)High8$574

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Buenos Aires (EZE) to Washington (DCA)

  • Buenos Aires to Washington (EZE-IAD): Washington Dulles International Airport (IAD) is located approximately 23 miles from Ronald Reagan Washington National Airport (DCA). The price for one-way economy tickets on this route generally falls between $370 and $1245, varying by season and the timing of your booking. Travelers can choose from both one-stop and multi-stop flights, with common layover points at Tocumen International Airport (PTY) and El Dorado International Airport (BOG). Leading airlines operating this route include Copa and Avianca. Additionally, there are business class service options available for this journey.

How to find the best prices for flights from Buenos Aires (EZE) to Washington (DCA)

Getting some of the best deals on flights from Buenos Aires to Washington is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Evening departures between 6 PM and 12 AM are not only popular but also tend to offer lower prices. Additionally, flying on Monday generally provides cheaper options, although Saturday remains the most popular travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Ronald Reagan Washington National Airport from Ministro Pistarini International Airport

Washington welcomes travelers from Buenos Aires with a range of transport options based on price, convenience, and proximity. For departures, Ministro Pistarini International Airport is roughly a 25-minute drive (covering about 22 miles) from central Buenos Aires. Washington city center is approximately a 10-minute drive (covering about 5 miles) from Ronald Reagan Washington National Airport, depending on traffic. Here's how to reach Washington efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Washington, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Ronald Reagan Washington National Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Ronald Reagan Washington National Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Ronald Reagan Washington National Airport, National Airport Station, a metro station, is located about 0.2 miles away on foot, while Alexandria Station, a train station, is approximately 3.8 miles from the airport by car. Additionally, Washington Seaport, a seaport, sits about 4.8 miles away by car, providing various transport options for travelers.

Frequently asked questions

How much does a flight from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) cost?
You can find cheap one-way flights from $367 and cheap return flights from $643 Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) with Expedia. One-way flights typically cost between $450 and $2009, and return flights often range between $768 and $2627. 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 Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The cheapest month to fly from EZE to DCA is June when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Enter EZE to DCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
GOL Linhas Aereas Inteligentes is one of the cheapest airlines offering connecting flights from Ministro Pistarini Intl. (EZE) to Ronald Reagan Washington National (DCA), with round-trip tickets starting from around $1,037. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
To find a cheap flight from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), 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 time to fly from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The earliest flight from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) usually departs at around 12:05 AM, operated by Copa and United. This seasonal service is available in August, allowing you to arrive in Washington early in the day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The most popular departure times for flights from Buenos Aires (EZE) to Ronald Reagan Washington National Airport (DCA) are from 9pm to midnight. About 60% of passengers prefer this time window. Many major carriers, including American Airlines, United, and Delta, offer flights during this window. This timing works well because it allows you to maximize your time in Buenos Aires before your flight.
How long does it take to fly from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Flights from EZE to DCA with one stop typically take around 24 hours 50 minutes, covering approximately 5,226 miles. 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 Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Business class is available on flights from EZE to DCA. Airlines that offer business class service on this route include:

  • Delta Air Lines
  • LATAM Airlines
  • Air Canada

First class is available with American Airlines.
How do I earn miles on a Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight with Expedia?
It's easy to earn miles on a Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) 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 Ministro Pistarini Intl. (EZE)?
When traveling from Ministro Pistarini Intl. (EZE) to Washington, you can fly into Washington Dulles Intl. (IAD) and Ronald Reagan Washington National (DCA). Some flights may connect through major hubs like Miami Intl. (MIA), Jorge Chavez Intl. (LIM), John F. Kennedy Intl. (JFK) 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 Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) at the last minute?
Typically, booking a last minute flight from Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) 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 Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package?
Securing a Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) Washington Vacation Packages 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 Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you booked your Buenos Aires (EZE-Ministro Pistarini Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) 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
Ministro Pistarini Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Air Canada, American Airlines, Delta, GOL Linhas Aereas S.A., LATAM Airlines Group, United
Roundtrip price
$642
Distance
5224 mi

Book with confidence

Buenos Aires to Washington Flights

The cheapest times to fly from Buenos Aires to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buenos Aires to Washington are during the month of June. You can find some of the cheapest flights from Buenos Aires to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buenos Aires to Washington

Sunday is one of the best days to book for cheap flights from Buenos Aires to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Buenos Aires to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buenos Aires to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $367 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buenos Aires to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Buenos Aires to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Buenos Aires to Washington Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

Explore a world of travel with Expedia