Cheap flights from Buenos Aires to Washington, D.C. from $512
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 12/8. 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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Not ready to book? to track prices.American Airlines flights from Buenos Aires to Washington, D.C. Reagan-National Airport
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United Airlines flights from Buenos Aires to Washington, D.C. Reagan-National Airport
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Use the filters below to find and compare flights from Buenos Aires to Washington, D.C. Reagan-National Airport that are best for you.
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 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-9:37 am
1 stop14h 07m
Washington, D.C. Reagan-National
Wed 12/2
2:39 pm-8:05 am
1 stop15h 26m
Buenos AiresWashington, D.C.
EZE Buenos Aires Ministro Pistarini - DCA Washington, D.C. Reagan-National
EZEDCA
Buenos Aires Ministro Pistarini
Thu 3/4
10:50 pm-2:59 pm
1 stop18h 09m
Washington, D.C. Reagan-National
Sun 3/14
6:56 pm-9:15 am
1 stop13h 19m
Buenos AiresWashington, D.C.
EZE Buenos Aires Ministro Pistarini - DCA Washington, D.C. Reagan-National
EZEDCA
Buenos Aires Ministro Pistarini
Wed 11/18
8:50 pm-10:11 am
1 stop15h 21m
Washington, D.C. Reagan-National
Wed 11/25
9:18 am-7:30 am
1 stop20h 12m
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-7:04 pm
1 stop23h 34m
Washington, D.C. Reagan-National
Wed 12/2
1:36 pm-7:20 am
1 stop15h 44m
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-9:37 am
1 stop14h 07m
Washington, D.C. Reagan-National
Wed 12/2
5:54 pm-10:00 am
1 stop14h 06m
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
Sat 11/14
11:35 pm-5:20 pm
1 stop19h 45m
Washington, D.C. Reagan-National
Mon 11/30
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
Thu 11/19
11:35 pm-11:31 am
1 stop13h 56m
Washington, D.C. Reagan-National
Thu 11/26
11:13 am-10:55 am
1 stop21h 42m
Buenos AiresWashington, D.C.
EZE Buenos Aires Ministro Pistarini - DCA Washington, D.C. Reagan-National
EZEDCA
Buenos Aires Ministro Pistarini
Mon 3/1
11:35 pm-2:38 pm
1 stop17h 03m
Washington, D.C. Reagan-National
Wed 3/10
2:55 pm-9:50 am
1 stop16h 55m
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from Buenos Aires to Washington, D.C. Reagan-National Airport
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 Washington, D.C. Reagan-National Airport?
The month of August is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Buenos Aires, with most prices found around $0. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of August, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $0.
Can stopping save me money on Buenos Aires to Washington, D.C. Reagan-National Airport flights?
You could potentially save up to 34% on your flight if you consider stops on a Buenos Aires to Washington, D.C. Reagan-National Airport flight.
When to book flights from Buenos Aires to Washington, D.C. Reagan-National Airport
Cheap Buenos Aires to Washington, D.C. Reagan-National Airport (BUE to DCA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Buenos Aires to Washington, D.C. Reagan-National Airport
Frequently asked questions about flying from Buenos Aires to Washington, D.C. Reagan-National Airport
How far is Buenos Aires to Washington, D.C. Reagan-National by plane?
The straight-line distance from Buenos Aires to Washington, D.C. Reagan-National is 5210.8 mi. 13h 56m is a normal flight duration for this route.
When did momondo last update prices for flights from Buenos Aires to Washington, D.C. Reagan-National Airport?
Prices for flights from Buenos Aires to Washington, D.C. Reagan-National Airport refresh daily.
How many operators does momondo search for flights from Buenos Aires to Washington, D.C. Reagan-National Airport?
As of October 2026, there is 1 operator available to choose from for flights from Buenos Aires to Washington, D.C. Reagan-National Airport.
How old do you have to be to fly from Buenos Aires to Washington, D.C. Reagan-National Airport?
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 Buenos Aires to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The necessary travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Buenos Aires to Washington, D.C. Reagan-National Airport
Compare and see reviews for airlines that fly from Buenos Aires to Washington, D.C. Reagan-National Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $727 | Free Cancellation | Rating 7.0 12,130 reviews |
Traveling to a place near Washington, D.C.?
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Why should I use momondo to find a flight deal from Buenos Aires to Washington, D.C.?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buenos Aires to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Buenos Aires to Washington, D.C. with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Buenos Aires to Washington, D.C. flights to just show those with flexible booking policies.
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.