HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

$596+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
BUE — SEA
oct. 16 — oct. 231
jeu. 10/16
jeu. 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Buenos Aires to Washington with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 septembre 16, 2025.

Round-trip from

$930
(Trip.com)

One-way from

$596
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$1,387
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. 14% potential increase in price ($237 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($74 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find 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 septembre 16, 2025.

This Trip.com deal was found by Cheapflights users on 9/14. 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.
jeu. 10/235:05 pmAEP - PDX
2 stops24h 01mMultiple Airlines
jeu. 10/301:18 pmPDX - AEP
2 stops22h 42mMultiple Airlines
Deal found 9/14$930
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/238:10 pmEZE - PDX
1 stop18h 06mDelta
jeu. 10/307:12 amPDX - EZE
1 stop23h 03mDelta
Deal found 9/14$965
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/239:00 pmEZE - PDX
1 stop18h 58mUnited Airlines
jeu. 10/305:00 amPDX - EZE
2 stops21h 20mUnited Airlines
Deal found 9/14$974
This LATAM Airlines deal was found by Cheapflights users on 9/14. 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.
jeu. 10/235:05 pmAEP - PDX
2 stops23h 55mLATAM Airlines
jeu. 10/301:06 pmPDX - AEP
2 stops25h 34mLATAM Airlines
Deal found 9/14$974
This FlightHub deal was found by Cheapflights users on 9/14. 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.
mer. 10/84:35 pmEZE - SEA
3 stops44h 46mAir Canada
sam. 10/1810:00 amSEA - EZE
3 stops48h 30mAir Canada
Deal found 9/14$998
This OneTravel deal was found by Cheapflights users on 9/15. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/307:43 pmEZE - SEA
2 stops21h 17mLATAM Airlines
jeu. 11/610:10 amSEA - EZE
2 stops27h 33mLATAM Airlines
Deal found 9/15$1,002
This FlightHub deal was found by Cheapflights users on 9/13. 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.
jeu. 11/207:43 pmEZE - SEA
2 stops22h 17mLATAM Airlines
jeu. 1/18:35 amSEA - EZE
2 stops19h 40mLATAM Airlines
Deal found 9/13$1,020
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/2511:55 pmEZE - PDX
1 stop24h 48mUnited Airlines
sam. 2/711:59 pmPDX - EZE
2 stops26h 21mUnited Airlines
Deal found 9/15$1,032
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/178:55 pmEZE - SEA
1 stop18h 23mDelta
mer. 1/77:20 amSEA - EZE
1 stop21h 55mDelta
Deal found 9/16$1,033
This LATAM Airlines deal was found by Cheapflights users on 9/14. 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.
mar. 12/164:05 amEZE - SEA
2 stops24h 53mLATAM Airlines
mer. 1/711:35 pmSEA - EZE
2 stops34h 20mLATAM Airlines
Deal found 9/14$1,042
This LATAM Airlines deal was found by Cheapflights users on 9/13. 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.
jeu. 11/205:15 pmAEP - SEA
2 stops24h 30mLATAM Airlines
jeu. 1/18:35 amSEA - AEP
2 stops20h 55mLATAM Airlines
Deal found 9/13$1,042
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/309:05 pmEZE - SEA
2 stops25h 00mUnited Airlines
jeu. 11/67:10 amSEA - EZE
1 stop21h 10mUnited Airlines
Deal found 9/15$1,046

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 septembre 16, 2025.
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 AiresPortland

AEP - PDX

AEPPDX

Buenos Aires Jorge Newbery

jeu. 10/23

5:05 pm-1:06 pm

2 stops24h 01m

Portland

jeu. 10/30

1:18 pm-4:00 pm

2 stops22h 42m

$930

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

jeu. 10/23

8:10 pm-12:20 pm

2 stops20h 10m

Portland

jeu. 10/30

6:00 am-10:15 am

2 stops24h 15m

$965

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

jeu. 10/23

7:40 am-10:53 pm

2 stops19h 13m

Portland

jeu. 10/30

11:26 am-2:50 pm

2 stops23h 24m

$974

Buenos AiresPortland

AEP - PDX

AEPPDX

Buenos Aires Jorge Newbery

jeu. 10/23

5:05 pm-1:00 pm

2 stops23h 55m

Portland

jeu. 10/30

1:06 pm-6:40 pm

2 stops25h 34m

$974

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

jeu. 10/30

7:43 pm-1:00 pm

2 stops21h 17m

Seattle/Tacoma Intl

jeu. 11/6

10:10 am-6:43 pm

2 stops27h 33m

$1,002

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

jeu. 12/25

11:55 pm-7:43 pm

1 stop24h 48m

Portland

sam. 2/7

11:59 pm-7:20 am

2 stops26h 21m

$1,032

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

mer. 12/17

8:55 pm-10:18 am

1 stop18h 23m

Seattle/Tacoma Intl

mer. 1/7

6:00 am-10:15 am

2 stops23h 15m

$1,033

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

jeu. 10/30

8:25 pm-2:38 pm

2 stops22h 13m

Seattle/Tacoma Intl

jeu. 11/6

11:28 am-6:40 pm

2 stops26h 12m

$1,042

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

jeu. 11/20

5:15 pm-12:45 pm

2 stops24h 30m

Seattle/Tacoma Intl

jeu. 1/1

8:35 am-10:30 am

2 stops20h 55m

$1,042

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

dim. 9/28

9:00 pm-10:27 pm

1 stop29h 27m

Portland

dim. 10/5

11:55 pm-8:00 am

1 stop28h 05m

$1,054

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 38 results
1
2
3
4

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, January is the cheapest month in which you can book a flight from Buenos Aires to State of Washington (average of $238). Flying from Buenos Aires to State of Washington in June is currently the most expensive (average of $387). 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.

How much does it cost to fly round-trip from Buenos Aires to State of Washington?

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 septembre 16, 2025.
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
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
LATAM Airlines
7.5
Good
1,847 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

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 19h 13m. Delta provides one of the quickest options available for as low as $974. The distance from Buenos Aires to State of Washington is about 6836 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, January is the cheapest month in which you can book a flight from Buenos Aires to State of Washington (average of $238). Flying from Buenos Aires to State of Washington in June is currently the most expensive (average of $387). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Buenos Aires to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Ministro Pistarini to Miami flights
Jorge Newbery to Miami flights
Ministro Pistarini to John F Kennedy Intl flights
Ministro Pistarini to Newark flights
Ministro Pistarini to Fort Lauderdale flights
Jorge Newbery to John F Kennedy Intl flights
Ministro Pistarini to Los Angeles flights
Cordoba to Miami flights
Ministro Pistarini to Orlando flights
Jorge Newbery to Los Angeles flights
Jorge Newbery to Orlando flights
Ministro Pistarini to O'Hare Intl flights
Ministro Pistarini to Ontario flights
Ministro Pistarini to Denver flights
Mendoza to Miami flights
Rosario to Miami flights
Ministro Pistarini to Dallas/Fort Worth flights
Ministro Pistarini to Atlanta flights
Ministro Pistarini to Las Vegas flights
Ministro Pistarini to Honolulu flights
Ministro Pistarini to San Francisco flights
Ministro Pistarini to Hobby flights
Ministro Pistarini to Dulles Intl flights
Ministro Pistarini to George Bush Intcntl flights
Ministro Pistarini to Seattle flights
Cordoba to Orlando flights
Ministro Pistarini to Reagan-National flights
Jorge Newbery to Denver flights
Ministro Pistarini to Baltimore flights
Cordoba to Fort Lauderdale flights
Ministro Pistarini to Boston flights
Jorge Newbery to San Francisco flights
Jorge Newbery to Dulles Intl flights
Jorge Newbery to George Bush Intcntl flights
Ministro Pistarini to Salt Lake City flights
Ministro Pistarini to Tampa flights

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 septembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$934Average$1,482FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,075Average$1,124FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,219Average$1,475FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.