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$451+ Cheap flights from Buenos Aires (BUE) to Washington

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
BUE — SEA
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
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Cheap flight deals from Buenos Aires to Washington

Cheapest flights from Buenos Aires to Washington
Explore the most affordable flight options available from Buenos Aires to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 29, 2026.

This Trip.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/113:47 am
EZE
-
SEA
2 stops22h 17m
Multiple Airlines
mar. 3/178:08 am
SEA
-
EZE
2 stops40h 02m
Multiple Airlines
Deal found 1/26$909
This eDestinos deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/128:25 pm
AEP
-
SEA
3 stops66h 57m
Multiple Airlines
mar. 3/178:08 am
SEA
-
AEP
2 stops44h 22m
Multiple Airlines
Deal found 1/26$916
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/1210:25 pm
EZE
-
SEA
1 stop28h 44m
American Airlines
mar. 3/1712:59 am
SEA
-
EZE
1 stop27h 21m
American Airlines
Deal found 1/26$986
This Air Canada deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/164:35 pm
EZE
-
SEA
3 stops30h 01m
Air Canada
mié. 9/3012:15 pm
SEA
-
EZE
2 stops22h 15m
Air Canada
Deal found 1/27$998
This LATAM Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/1211:30 am
AEP
-
SEA
2 stops31h 09m
LATAM Airlines
mar. 3/178:00 am
SEA
-
AEP
2 stops28h 00m
LATAM Airlines
Deal found 1/26$1,043
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/1011:20 am
EZE
-
PDX
3 stops33h 20m
Multiple Airlines
lun. 3/166:05 pm
PDX
-
EZE
3 stops31h 45m
Multiple Airlines
Deal found 1/27$1,064
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/2311:30 pm
EZE
-
PDX
2 stops21h 29m
American Airlines
mié. 4/298:00 am
PDX
-
EZE
2 stops20h 50m
American Airlines
Deal found 1/28$1,071
This Gurufare deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/164:35 pm
EZE
-
SEA
2 stops31h 06m
Azul
mié. 9/3012:15 pm
SEA
-
EZE
1 stop22h 15m
Azul
Deal found 1/27$1,081
This Gurufare deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/164:35 pm
EZE
-
SEA
1 stop22h 40m
Multiple Airlines
mié. 9/3012:15 pm
SEA
-
EZE
1 stop22h 15m
Multiple Airlines
Deal found 1/27$1,086
This Cheapflightsfares deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/97:21 pm
EZE
-
SEA
2 stops28h 12m
LATAM Airlines
jue. 6/117:50 am
SEA
-
EZE
1 stop21h 55m
LATAM Airlines
Deal found 1/28$1,110
This FlightHub deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/234:30 pm
EZE
-
PDX
3 stops44h 45m
Air Canada
mié. 4/299:50 am
PDX
-
EZE
3 stops24h 40m
Air Canada
Deal found 1/28$1,110
This LATAM Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/165:05 pm
AEP
-
SEA
2 stops23h 06m
LATAM Airlines
mié. 9/308:25 am
SEA
-
AEP
2 stops22h 05m
LATAM Airlines
Deal found 1/27$1,119

Find flight deals from Buenos Aires to Washington

Keep the following information in mind while searching for Buenos Aires to Washington flight deals. Data was last updated enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$909
(Trip.com)

One-way from

$451
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$1,620
Provider with most accurate pricing for Buenos Aires (BUE)-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buenos Aires (BUE)-Seattle/Tacoma Intl flights.
Search Deals
From Buenos Aires (BUE) to Washington
Search Deals
One-way flight from Buenos Aires (BUE) to Washington
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buenos Aires to Washington 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, Cheapflights users made 2,558,603 searches. Data last updated enero 29, 2026.
Use the filters below to find and compare flights from Buenos Aires to Washington that are best for you.

Fly from

Buenos Aires

Fly to

Washington

Route

Depart

Return

Price

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

jue. 3/12

4:05 am-10:04 pm

2 stops21h 59m

Seattle/Tacoma Intl

mar. 3/17

8:08 am-3:40 am

3 stops39h 32m

$914

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

jue. 3/12

8:25 pm-11:22 am

3 stops66h 57m

Seattle/Tacoma Intl

mar. 3/17

8:08 am-8:30 am

2 stops44h 22m

$916

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

mar. 3/10

11:20 am-4:40 pm

3 stops33h 20m

Portland

lun. 3/16

6:05 pm-5:50 am

3 stops31h 45m

$1,064

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

jue. 4/23

8:25 pm-11:52 pm

1 stop31h 27m

Portland

mié. 4/29

7:00 am-7:15 am

2 stops20h 15m

$1,090

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

jue. 4/23

4:30 pm-9:15 am

3 stops44h 45m

Portland

mié. 4/29

9:50 am-2:30 pm

3 stops24h 40m

$1,110

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

sáb. 5/9

7:21 pm-7:33 pm

2 stops28h 12m

Seattle/Tacoma Intl

jue. 6/11

7:20 am-11:30 am

2 stops24h 10m

$1,125

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

sáb. 5/9

3:45 pm-9:59 pm

2 stops34h 14m

Seattle/Tacoma Intl

jue. 6/11

9:30 am-7:40 pm

2 stops30h 10m

$1,125

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

mar. 3/17

8:35 pm-1:01 pm

2 stops20h 26m

Portland

mar. 3/31

5:40 am-6:20 am

2 stops20h 40m

$1,146

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

sáb. 3/14

3:55 pm-10:05 pm

2 stops34h 10m

Seattle/Tacoma Intl

sáb. 3/21

8:00 am-9:15 am

2 stops21h 15m

$1,150

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

sáb. 3/14

8:25 pm-10:05 pm

2 stops29h 40m

Seattle/Tacoma Intl

sáb. 3/21

8:00 am-10:30 am

2 stops22h 30m

$1,150

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 57 results
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Best time to book a flight from Buenos Aires to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Buenos Aires with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Buenos Aires to Washington

What is the cheapest month to book a flight from Buenos Aires to State of Washington?

Currently, December is the cheapest month in which you can book a flight from Buenos Aires to State of Washington (average of $1,055). Flying from Buenos Aires to State of Washington in January is currently the most expensive (average of $1,777). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated enero 29, 2026.
Peruse reviews from past customers who have flown with Delta, LATAM Airlines, and United Airlines from Buenos Aires to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,127 reviews

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Food

7.2

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,127 reviews
Delta
7.9
Good
8,127 reviews

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Food

7.2

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.5
Good
1,918 reviews
Delta
7.9
Good
8,127 reviews

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Food

7.2

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,215 reviews
Delta
7.9
Good
8,127 reviews

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Food

7.2

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,206 reviews
Delta
7.9
Good
8,127 reviews

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Food

7.2

Crew

8.5

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Buenos Aires to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Buenos Aires to State of Washington?

    A quick flight from Buenos Aires to State of Washington can take about 28h 12m. American Airlines provides one of the quickest options available for as low as $1,125. The distance from Buenos Aires to State of Washington is about 6911 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Buenos Aires to State of Washington?

    When deciding which route to take from Buenos Aires to State of Washington consider Buenos Aires Ministro Pistarini - Seattle/Tacoma Intl, Buenos Aires Jorge Newbery - Seattle/Tacoma Intl or Buenos Aires Ministro Pistarini - Portland as they are the most popular.

  • Can I find deals for flights from Buenos Aires to Washington that include hotel bookings?

    Yes. In addition to deals on Buenos Aires to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buenos Aires to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buenos Aires to Washington.

  • Can I find deals for business class flights from Buenos Aires to Washington?

    Yes. Cheapflights offers flight deals from Buenos Aires to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buenos Aires to State of Washington?

    Currently, December is the cheapest month in which you can book a flight from Buenos Aires to State of Washington (average of $1,055). Flying from Buenos Aires to State of Washington in January is currently the most expensive (average of $1,777). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Buenos Aires to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Buenos Aires to Washington

Discover the top 3 airlines that operate flights from Buenos Aires to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$934Average$1,482FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,075Average$1,093FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,219Average$1,246FlexibilityNo cancel feeOn-time69%

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