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Cheap flights from Buenos Aires to Washington, D.C. from $395

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 10/22. 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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Find the cheapest flights from Buenos Aires to Washington, D.C. (BUE-IAD)

Cheap round-trip flights

Avianca Logo
1:40 am - 2:00 pmEZE-IAD
13h 20m1 stop
Avianca Logo
7:00 am - 12:10 amIAD-EZE
16h 10m1 stop
$688Avianca
Find Deal
dom., oct. 5 - mié., oct. 15
Avianca Logo
1:40 am - 4:20 amEZE-IAD
27h 40m2 stops
Avianca Logo
7:00 am - 12:10 amIAD-EZE
16h 10m1 stop
$689Avianca
Find Deal
dom., oct. 5 - mié., oct. 15
Copa Airlines Logo
3:47 am - 12:30 amEZE-IAD
21h 43m1 stop
Copa Airlines Logo
2:25 am - 12:55 amIAD-EZE
21h 30m1 stop
$707Copa Airlines
Find Deal
dom., oct. 5 - mar., oct. 14
Copa Airlines Logo
2:32 pm - 4:20 amEZE-IAD
14h 48m1 stop
Copa Airlines Logo
9:34 am - 3:50 amIAD-EZE
17h 16m1 stop
$729Copa Airlines
Find Deal
lun., oct. 6 - mié., oct. 15
American Airlines Logo
10:30 pm - 6:56 pmEZE-IAD
21h 26m2 stops
American Airlines Logo
11:51 am - 9:00 amIAD-EZE
20h 09m2 stops
$734American Airlines
Find Deal
lun., ago. 18 - lun., ago. 25
Logo
7:00 am - 2:45 amAEP-IAD
20h 45m2 stops
Logo
4:05 am - 4:40 amIAD-AEP
23h 35m3 stops
$747
Find Deal
mié., sep. 17 - mié., sep. 24
LATAM Airlines Logo
3:40 pm - 11:18 pmEZE-IAD
32h 38m2 stops
LATAM Airlines Logo
5:52 pm - 2:30 amIAD-EZE
31h 38m2 stops
$752LATAM Airlines
Find Deal
lun., oct. 6 - mié., oct. 15
LATAM Airlines Logo
7:30 am - 6:24 pmEZE-IAD
35h 54m2 stops
LATAM Airlines Logo
7:00 am - 6:10 amIAD-EZE
22h 10m2 stops
$769LATAM Airlines
Find Deal
jue., sep. 18 - lun., oct. 13
Logo
7:00 am - 2:45 amAEP-IAD
20h 45m2 stops
Logo
7:00 am - 4:40 amIAD-AEP
20h 40m2 stops
$770
Find Deal
mié., sep. 17 - mié., sep. 24
American Airlines Logo
8:45 pm - 5:02 pmEZE-IAD
21h 17m2 stops
American Airlines Logo
6:44 am - 9:00 amIAD-EZE
24h 16m2 stops
$772American Airlines
Find Deal
sáb., nov. 1 - sáb., nov. 8

American Airlines flights from Buenos Aires to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Buenos Aires to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Aug 18
EZE10:30 pmBuenos Aires Ministro Pistarini
21h 26m
2 stops
IAD6:56 pmWashington, D.C. Dulles Intl
Aug 25
IAD11:51 amWashington, D.C. Dulles Intl
20h 09m
2 stops
EZE9:00 amBuenos Aires Ministro Pistarini
$734
Find similar
American Airlines
Nov 1
EZE8:45 pmBuenos Aires Ministro Pistarini
21h 17m
2 stops
IAD5:02 pmWashington, D.C. Dulles Intl
Nov 8
IAD6:44 amWashington, D.C. Dulles Intl
24h 16m
2 stops
EZE9:00 amBuenos Aires Ministro Pistarini
$772
Find similar
American Airlines
Aug 6
EZE8:45 pmBuenos Aires Ministro Pistarini
21h 29m
2 stops
IAD5:14 pmWashington, D.C. Dulles Intl
Dec 10
IAD2:04 pmWashington, D.C. Dulles Intl
16h 11m
2 stops
EZE8:15 amBuenos Aires Ministro Pistarini
$810
Find similar

Delta flights from Buenos Aires to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Buenos Aires to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Nov 1
EZE8:55 pmBuenos Aires Ministro Pistarini
22h 02m
1 stop
IAD5:57 pmWashington, D.C. Dulles Intl
Nov 8
IAD9:00 amWashington, D.C. Dulles Intl
27h 55m
2 stops
EZE2:55 pmBuenos Aires Ministro Pistarini
$760
Find similar
Delta
Sep 17
EZE8:10 pmBuenos Aires Ministro Pistarini
16h 30m
1 stop
IAD11:40 amWashington, D.C. Dulles Intl
Oct 12
IAD6:00 amWashington, D.C. Dulles Intl
26h 45m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$783
Find similar
Delta
Aug 18
EZE6:15 amBuenos Aires Ministro Pistarini
19h 06m
2 stops
IAD12:21 amWashington, D.C. Dulles Intl
Aug 25
IAD3:26 pmWashington, D.C. Dulles Intl
17h 19m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$835
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buenos Aires to Washington, D.C. Dulles Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated agosto 4, 2025.
Use the filters below to find and compare flights from Buenos Aires to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

dom. 10/5

1:40 am-2:00 pm

1 stop13h 20m

Washington, D.C. Dulles Intl

mié. 10/15

7:00 am-12:10 am

1 stop16h 10m

$688

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

dom. 10/5

1:40 am-4:20 am

2 stops27h 40m

Washington, D.C. Dulles Intl

mié. 10/15

7:00 am-12:10 am

1 stop16h 10m

$689

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

dom. 10/5

3:47 am-12:30 am

1 stop21h 43m

Washington, D.C. Dulles Intl

mar. 10/14

2:25 am-12:55 am

1 stop21h 30m

$707

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

lun. 10/6

2:32 pm-4:20 am

1 stop14h 48m

Washington, D.C. Dulles Intl

mié. 10/15

9:34 am-3:50 am

1 stop17h 16m

$729

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

lun. 8/18

10:30 pm-6:56 pm

2 stops21h 26m

Washington, D.C. Dulles Intl

lun. 8/25

11:51 am-9:00 am

2 stops20h 09m

$734

Buenos AiresWashington, D.C.

AEP - IAD

AEPIAD

Buenos Aires Jorge Newbery

mié. 9/17

7:00 am-2:45 am

2 stops20h 45m

Washington, D.C. Dulles Intl

mié. 9/24

4:05 am-4:40 am

3 stops23h 35m

$747

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

lun. 10/6

3:40 pm-11:18 pm

2 stops32h 38m

Washington, D.C. Dulles Intl

mié. 10/15

5:52 pm-2:30 am

2 stops31h 38m

$752

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

jue. 9/18

7:30 am-6:24 pm

2 stops35h 54m

Washington, D.C. Dulles Intl

lun. 10/13

7:00 am-6:10 am

2 stops22h 10m

$769

Buenos AiresWashington, D.C.

AEP - IAD

AEPIAD

Buenos Aires Jorge Newbery

mié. 9/17

7:00 am-2:45 am

2 stops20h 45m

Washington, D.C. Dulles Intl

mié. 9/24

7:00 am-4:40 am

2 stops20h 40m

$770

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

sáb. 11/1

8:45 pm-5:02 pm

2 stops21h 17m

Washington, D.C. Dulles Intl

sáb. 11/8

6:44 am-9:00 am

2 stops24h 16m

$772

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Buenos Aires to Washington, D.C. Dulles Intl 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. Dulles Intl Airport?

In general, April is the cheapest month to fly from Buenos Aires to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $479. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of April, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $756.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Thursday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $831. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Buenos Aires to Washington, D.C. Dulles Intl Airport for around $1,109.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Buenos Aires in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $882 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,017 on average. Flights to Washington, D.C. Dulles Intl Airport from Buenos Aires in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Buenos Aires to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 9% on your flight if you consider stops on a Buenos Aires to Washington, D.C. Dulles Intl Airport flight.

When to book flights from Buenos Aires to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Buenos Aires to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buenos Aires to Washington, D.C. Dulles Intl Airport (BUE to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buenos Aires to Washington, D.C. Dulles Intl Airport

Best Price Found

$395

Fastest flight time

13h 20m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from Buenos Aires in the past 72 hours is $395. The best round-trip flight deal from Buenos Aires to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $688.
The fastest flight from Buenos Aires to Washington, D.C. Dulles Intl Airport takes 13h 20m
There are no direct flights from Buenos Aires to Washington, D.C. Dulles Intl Airport. Popular non-direct routes for this connection are Buenos Aires Ministro Pistarini Airport - Washington, D.C. Dulles Intl Airport and Buenos Aires Jorge Newbery Airport - Washington, D.C. Dulles Intl Airport.
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  • How far is Buenos Aires to Washington, D.C. Dulles Intl by plane?

    The distance between Buenos Aires and Washington, D.C. Dulles Intl is about 5223.3 mi. Flights usually cover this in 13h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Buenos Aires to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Buenos Aires to Washington, D.C. Dulles Intl Airport refresh daily.

  • How many operators does momondo search for flights from Buenos Aires to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Buenos Aires to Washington, D.C. Dulles Intl Airport?

    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. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Buenos Aires to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Buenos Aires to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Buenos Aires to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $344Free CancellationRating
8.0
7,987 reviews
Search Delta flights
AviancaPriceFrom $434Free CancellationRating
6.7
2,394 reviews
Search Avianca flights
Copa AirlinesPriceFrom $437Free CancellationRating
7.5
1,500 reviews
Search Copa Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Winchester
Woodbridge
Laurel
Silver Spring
Tysons
Waldorf
Fredericksburg
Harpers Ferry
Colonial Beach
Manassas
Rockville
Towson
Gaithersburg
Fairfax
Reston
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Buenos Aires to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Buenos Aires to Washington, D.C. for you.

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.?

Once all potential Buenos Aires to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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.

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