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Cheap flights from Argentina to Washington, D.C. from $400

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Argentina to Washington, D.C. departing on 2/5. 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 Argentina to Washington, D.C.

Recent round-trip flight deals from Argentina to Washington, D.C.

Enter your travel dates to find the best prices.
Avianca Logo
4:55 pm - 5:25 am
EZE
-
IAD
13h 30m1 stop
Avianca Logo
6:45 am - 5:50 am
IAD
-
EZE
22h 05m1 stop
$642Avianca
Sun, Mar 8 - Fri, Mar 20
Avianca Logo
4:55 pm - 2:15 pm
EZE
-
IAD
22h 20m1 stop
Avianca Logo
4:00 am - 12:35 am
IAD
-
EZE
19h 35m2 stops
$644Avianca
Sun, Mar 8 - Fri, Mar 20
American Airlines Logo
9:25 pm - 12:30 pm
EZE
-
DCA
17h 05m1 stop
American Airlines Logo
10:05 am - 8:00 am
DCA
-
EZE
20h 55m1 stop
$650American Airlines
Tue, Feb 17 - Tue, Mar 17
American Airlines Logo
10:25 pm - 4:31 pm
EZE
-
IAD
20h 06m1 stop
American Airlines Logo
6:00 am - 8:30 am
IAD
-
EZE
25h 30m1 stop
$650American Airlines
Tue, Feb 17 - Tue, Mar 17
Copa Airlines Logo
12:23 am - 3:11 pm
EZE
-
BWI
15h 48m1 stop
Copa Airlines Logo
4:45 pm - 10:58 pm
BWI
-
EZE
29h 13m1 stop
$675Copa Airlines
Sun, Mar 8 - Sun, Mar 15
United Airlines Logo
11:55 pm - 1:49 pm
EZE
-
DCA
15h 54m1 stop
United Airlines Logo
6:00 am - 7:20 am
DCA
-
EZE
23h 20m1 stop
$684United Airlines
Thu, Jan 29 - Thu, Feb 5
United Airlines Logo
11:55 pm - 4:06 pm
EZE
-
BWI
18h 11m1 stop
United Airlines Logo
12:25 pm - 9:20 am
BWI
-
EZE
18h 55m1 stop
$684United Airlines
Thu, Jan 29 - Thu, Feb 5
Copa Airlines Logo
2:48 pm - 2:10 pm
EZE
-
BWI
25h 22m1 stop
Copa Airlines Logo
3:45 pm - 7:57 am
BWI
-
EZE
14h 12m1 stop
$739Copa Airlines
Sat, Jan 31 - Sat, Feb 7
Delta Logo
10:25 pm - 4:29 pm
EZE
-
DCA
20h 04m1 stop
Delta Logo
1:40 pm - 9:00 am
DCA
-
EZE
17h 20m1 stop
$756Delta
Wed, Jan 28 - Thu, Feb 5
Delta Logo
8:55 pm - 9:24 am
EZE
-
BWI
14h 29m1 stop
Delta Logo
4:45 pm - 9:00 am
BWI
-
EZE
14h 15m1 stop
$756Delta
Wed, Jan 28 - Mon, Feb 9

American Airlines flights from Argentina to Washington, D.C.

Our best American Airlines deals on Argentina to Washington, D.C. flight tickets
American Airlines
Feb 17
EZE10:25 pmBuenos Aires Ministro Pistarini
20h 06m
1 stop
IAD4:31 pmWashington, D.C. Dulles Intl
Mar 17
IAD6:00 amWashington, D.C. Dulles Intl
25h 30m
1 stop
EZE8:30 amBuenos Aires Ministro Pistarini
$650
Find similar
American Airlines
Feb 17
EZE10:10 amBuenos Aires Ministro Pistarini
26h 12m
2 stops
IAD10:22 amWashington, D.C. Dulles Intl
Mar 17
IAD6:00 amWashington, D.C. Dulles Intl
25h 30m
1 stop
EZE8:30 amBuenos Aires Ministro Pistarini
$654
Find similar
American Airlines
Feb 24
EZE10:25 pmBuenos Aires Ministro Pistarini
16h 12m
1 stop
DCA12:37 pmWashington, D.C. Reagan-National
Mar 7
DCA10:35 amWashington, D.C. Reagan-National
19h 45m
1 stop
EZE8:20 amBuenos Aires Ministro Pistarini
$748
Find similar

Avianca flights from Argentina to Washington, D.C.

Our best Avianca deals on Argentina to Washington, D.C. flight tickets
Avianca
Apr 14
EZE4:45 pmBuenos Aires Ministro Pistarini
13h 50m
1 stop
IAD5:35 amWashington, D.C. Dulles Intl
May 7
IAD3:25 pmWashington, D.C. Dulles Intl
13h 20m
1 stop
EZE5:45 amBuenos Aires Ministro Pistarini
$669
Find similar
Avianca
Apr 14
EZE4:45 pmBuenos Aires Ministro Pistarini
13h 50m
1 stop
IAD5:35 amWashington, D.C. Dulles Intl
May 7
IAD5:45 amWashington, D.C. Dulles Intl
17h 25m
2 stops
EZE12:10 amBuenos Aires Ministro Pistarini
$671
Find similar
Avianca
Mar 9
EZE4:55 pmBuenos Aires Ministro Pistarini
22h 20m
1 stop
IAD2:15 pmWashington, D.C. Dulles Intl
Mar 15
IAD3:35 pmWashington, D.C. Dulles Intl
13h 15m
1 stop
EZE5:50 amBuenos Aires Ministro Pistarini
$687
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Argentina to Washington, D.C. 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 December 18, 2025.
Use the filters below to find and compare flights from Argentina to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Sun 3/8

4:55 pm-5:25 am

1 stop13h 30m

Washington, D.C. Dulles Intl

Fri 3/20

6:45 am-5:50 am

1 stop22h 05m

$642

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Sun 3/8

4:55 pm-2:15 pm

1 stop22h 20m

Washington, D.C. Dulles Intl

Fri 3/20

4:00 am-12:35 am

2 stops19h 35m

$644

Buenos AiresWashington, D.C.

EZE - DCA

EZEDCA

Buenos Aires Ministro Pistarini

Tue 2/17

9:25 pm-12:30 pm

1 stop17h 05m

Washington, D.C. Reagan-National

Tue 3/17

10:05 am-8:00 am

1 stop20h 55m

$650

Buenos AiresWashington, D.C.

EZE - IAD

EZEIAD

Buenos Aires Ministro Pistarini

Tue 2/17

10:25 pm-4:31 pm

1 stop20h 06m

Washington, D.C. Dulles Intl

Tue 3/17

6:00 am-8:30 am

1 stop25h 30m

$650

Buenos AiresBaltimore

EZE - BWI

EZEBWI

Buenos Aires Ministro Pistarini

Sun 3/8

12:23 am-3:11 pm

1 stop15h 48m

Baltimore/Washington

Sun 3/15

4:45 pm-10:58 pm

1 stop29h 13m

$675

Buenos AiresWashington, D.C.

EZE - DCA

EZEDCA

Buenos Aires Ministro Pistarini

Thu 1/29

11:55 pm-1:49 pm

1 stop15h 54m

Washington, D.C. Reagan-National

Thu 2/5

6:00 am-7:20 am

1 stop23h 20m

$684

Buenos AiresBaltimore

EZE - BWI

EZEBWI

Buenos Aires Ministro Pistarini

Thu 1/29

11:55 pm-4:06 pm

1 stop18h 11m

Baltimore/Washington

Thu 2/5

12:25 pm-9:20 am

1 stop18h 55m

$684

Buenos AiresBaltimore

EZE - BWI

EZEBWI

Buenos Aires Ministro Pistarini

Sat 1/31

2:48 pm-2:10 pm

1 stop25h 22m

Baltimore/Washington

Sat 2/7

3:45 pm-7:57 am

1 stop14h 12m

$739

Buenos AiresWashington, D.C.

EZE - DCA

EZEDCA

Buenos Aires Ministro Pistarini

Wed 1/28

10:25 pm-4:29 pm

1 stop20h 04m

Washington, D.C. Reagan-National

Thu 2/5

1:40 pm-9:00 am

1 stop17h 20m

$756

Buenos AiresBaltimore

EZE - BWI

EZEBWI

Buenos Aires Ministro Pistarini

Wed 1/28

8:55 pm-9:24 am

1 stop14h 29m

Baltimore/Washington

Mon 2/9

4:45 pm-9:00 am

1 stop14h 15m

$756

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Argentina 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 cheapest month to fly to Washington, D.C.?

The month of August is, on average, the cheapest month to fly to Washington, D.C. from Argentina, with most prices found around $749. If you’re not able to fly to Washington, D.C. in August, then September is your next best option. Flight prices from Argentina to Washington, D.C. during September average around $756.

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

On average, the least expensive day to fly to Washington, D.C. from Argentina is on a Thursday. momondo users have found tickets for Thursday departures for as low as $916. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Argentina to Washington, D.C. for around $1,068.

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

In the afternoon is the cheapest time of day to fly from Argentina to Washington, D.C. when you can find flight prices for as low as $854. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around $1,012. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Argentina to Washington, D.C. flights?

You could potentially save up to 8% on your flight if you consider stops on a Argentina to Washington, D.C. flight.

Cheap Argentina to Washington, D.C. flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Argentina to Washington, D.C.

Fastest flight time

13h 40m

Direct flights

None
The fastest flight from Argentina to Washington, D.C. takes 13h 40m
There are no direct flights from Argentina to Washington, D.C.. There are no popular flight routes from Argentina to Washington, D.C..
Search flight deals

  • When did momondo last update prices for flights from Argentina to Washington, D.C.?

    Prices for flights from Argentina to Washington, D.C. were last updated today.

  • How many operators does momondo search for flights from Argentina to Washington, D.C.?

  • How old do you have to be to fly from Argentina 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 Argentina 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.

Best airlines flying from Argentina to Washington, D.C.

Compare and see reviews for airlines that fly from Argentina to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $265Free CancellationRating
6.6
2,490 reviews
Search Avianca flights
DeltaPriceFrom $270Free CancellationRating
7.9
8,007 reviews
Search Delta flights
Copa AirlinesPriceFrom $420Free CancellationRating
7.6
1,556 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $673Free CancellationRating
7.2
11,054 reviews
Search American 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
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Gaithersburg
Reston
Manassas
Fairfax
Glen Burnie
Linthicum Heights
Bethesda

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Argentina to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Argentina to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Argentina to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Argentina 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 Argentina to Washington, D.C..

I’m not ready to book a flight from Argentina to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Argentina and alert you when they change.

An easier way to manage your Washington, D.C. trip

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport