Cheap flights from Buenos Aires to Washington, D.C. from $393
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buenos Aires to Washington, D.C. departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Avianca flights from Buenos Aires to Washington, D.C.
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Fly from
Fly to
Route
Depart
Return
Buenos AiresWashington, D.C.
EZE Buenos Aires Ministro Pistarini - DCA Washington, D.C. Reagan-National
EZEDCA
Buenos Aires Ministro Pistarini
Wed 11/18
9:30 pm-2:55 pm
1 stop19h 25m
Washington, D.C. Reagan-National
Wed 12/2
1:36 pm-7:20 am
1 stop15h 44m
Buenos AiresBaltimore
EZE Buenos Aires Ministro Pistarini - BWI Baltimore/Washington
EZEBWI
Buenos Aires Ministro Pistarini
Wed 11/18
11:00 pm-11:00 am
1 stop14h 00m
Baltimore/Washington
Wed 12/2
3:56 pm-10:00 am
1 stop16h 04m
Buenos AiresWashington, D.C.
EZE Buenos Aires Ministro Pistarini - IAD Washington, D.C. Dulles Intl
EZEIAD
Buenos Aires Ministro Pistarini
Tue 11/17
2:02 am-3:15 am
1 stop27h 13m
Washington, D.C. Dulles Intl
Wed 12/2
3:30 pm-12:52 am
1 stop31h 22m
Buenos AiresWashington, D.C.
EZE Buenos Aires Ministro Pistarini - IAD Washington, D.C. Dulles Intl
EZEIAD
Buenos Aires Ministro Pistarini
Mon 12/14
4:25 am-3:19 am
1 stop24h 54m
Washington, D.C. Dulles Intl
Wed 12/30
4:22 am-8:00 am
1 stop25h 38m
Buenos AiresWashington, D.C.
EZE Buenos Aires Ministro Pistarini - IAD Washington, D.C. Dulles Intl
EZEIAD
Buenos Aires Ministro Pistarini
Thu 11/12
7:25 am-1:35 am
2 stops20h 10m
Washington, D.C. Dulles Intl
Wed 11/25
2:30 pm-6:05 am
1 stop13h 35m
Buenos AiresBaltimore
EZE Buenos Aires Ministro Pistarini - BWI Baltimore/Washington
EZEBWI
Buenos Aires Ministro Pistarini
Fri 11/20
9:30 pm-3:53 pm
1 stop20h 23m
Baltimore/Washington
Fri 11/27
11:08 am-7:35 am
1 stop18h 27m
Buenos AiresBaltimore
EZE Buenos Aires Ministro Pistarini - BWI Baltimore/Washington
EZEBWI
Buenos Aires Ministro Pistarini
Sat 11/14
9:30 pm-9:18 am
1 stop13h 48m
Baltimore/Washington
Mon 11/30
2:00 pm-9:40 am
1 stop17h 40m
Buenos AiresWashington, D.C.
EZE Buenos Aires Ministro Pistarini - IAD Washington, D.C. Dulles Intl
EZEIAD
Buenos Aires Ministro Pistarini
Wed 11/18
7:25 am-1:35 am
2 stops20h 10m
Washington, D.C. Dulles Intl
Wed 12/2
2:30 pm-6:05 am
1 stop13h 35m
Buenos AiresWashington, D.C.
EZE Buenos Aires Ministro Pistarini - DCA Washington, D.C. Reagan-National
EZEDCA
Buenos Aires Ministro Pistarini
Wed 11/18
12:50 pm-11:31 am
2 stops24h 41m
Washington, D.C. Reagan-National
Wed 12/2
5:02 pm-10:55 am
1 stop15h 53m
Buenos AiresWashington, D.C.
EZE Buenos Aires Ministro Pistarini - DCA Washington, D.C. Reagan-National
EZEDCA
Buenos Aires Ministro Pistarini
Fri 11/20
8:05 pm-4:37 pm
1 stop22h 32m
Washington, D.C. Reagan-National
Fri 11/27
5:02 pm-10:55 am
1 stop15h 53m
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Buenos Aires to Washington, D.C.
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 typical price of a round-trip flight between Buenos Aires and Washington, D.C.?
Prices are currently low for flights on this route.
Typical prices usually range from $716 to $994.The lowest price recently found on this route was $686.
What is the cheapest month to fly to Washington, D.C.?
The month of March is, on average, the cheapest month to fly to Washington, D.C. from Buenos Aires, with most prices found around $734. If you’re not able to fly to Washington, D.C. in March, then September is your next best option. Flight prices from Buenos Aires to Washington, D.C. during September average around $742.
Can stopping save me money on Buenos Aires to Washington, D.C. flights?
You could potentially save up to 12% on your flight if you consider stops on a Buenos Aires to Washington, D.C. flight.
What is the cheapest airline that flies from Buenos Aires to Washington, D.C.?
American Airlines, Copa Airlines, and Delta are the most popular carriers operating from Buenos Aires to Washington, D.C.
What airlines fly to Washington, D.C.?
Copa Airlines, United Airlines and Delta are the top three most popular airlines that fly to Washington, D.C. from Buenos Aires according to our data. Copa Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.
Which airport is the most popular layover for flights between Buenos Aires and Washington, D.C.?
Bogotá (BOG) was the most common stop: 43% of momondo users choosing 1-stop flights on this route connected there.
Which layover airport offers the lowest fares from Buenos Aires to Washington, D.C.?
Flights via Houston (IAH) offer the lowest average round-trip price of $686.
Which layover airport has the shortest travel time from Buenos Aires to Washington, D.C.?
Flights connecting via Miami (MIA) have the shortest average one-way travel time: 13h 23m.
Which layover airport has the shortest connection time from Buenos Aires to Washington, D.C.?
Bogotá (BOG) has the shortest average layover time for this route: 1h 23m.
When to book flights from Buenos Aires to Washington, D.C.
Cheap Buenos Aires to Washington, D.C. (BUE to WAS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Buenos Aires to Washington, D.C.
Frequently asked questions about flying from Buenos Aires to Washington, D.C.
How far is Buenos Aires to Washington, D.C. by plane?
Buenos Aires and Washington, D.C. are 5214.3 mi apart from one another. In terms of flight time, this usually takes a little over 13h 45m.
When did momondo last update prices for flights from Buenos Aires to Washington, D.C.?
Prices for flights from Buenos Aires to Washington, D.C. are refreshed on a daily basis.
How many operators does momondo search for flights from Buenos Aires to Washington, D.C.?
As of October 2026, there are 5 operators available to choose from for flights from Buenos Aires to Washington, D.C..
How old do you have to be to fly from Buenos Aires to Washington, D.C.?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buenos Aires to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents required for your trip to Washington, D.C. 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 Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Buenos Aires to Washington, D.C.?
momondo data reveals that the most frequently booked airline on the route from Buenos Aires to Washington, D.C. is American Airlines, representing 34% of all bookings. The subsequent popular airlines are Copa Airlines at 23%, Delta at 16%, and Avianca at 14%.
Best airlines flying from Buenos Aires to Washington, D.C.
Compare and see reviews for airlines that fly from Buenos Aires to Washington, D.C. with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $232 | Free Cancellation | Rating 6.5 2,558 reviews | |||
| PriceFrom $315 | Free Cancellation | Rating 7.8 8,654 reviews | |||
| PriceFrom $378 | Free Cancellation | Rating 7.6 1,551 reviews | |||
| PriceFrom $610 | Free Cancellation | Rating 7.4 10,334 reviews | |||
| PriceFrom $727 | Free Cancellation | Rating 7.0 12,153 reviews |
Traveling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Buenos Aires to Washington, D.C.?
Finding the right flight to Washington, D.C. from Buenos Aires is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.
Can I find flights from Buenos Aires to Washington, D.C. with flexible booking policies on momondo?
momondo does allow users to show only those flights to Washington, D.C. from Buenos Aires which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Buenos Aires to Washington, D.C.?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Buenos Aires to Washington, D.C..
I’m not ready to book a flight from Buenos Aires to Washington, D.C. right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Washington, D.C. from Buenos Aires. 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.