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$507+ 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
BUE — SEA
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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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 April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,089
(Aunt Betty)

One-way from

$507
(Kiwi.com)

Popular in

January

Cheapest in

March

Average price

$1,292
Provider with most accurate pricing for Buenos Aires (BUE)-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Buenos Aires (BUE)-Seattle/Tacoma Intl flights.
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From Buenos Aires (BUE) to Washington
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One-way flight from Buenos Aires (BUE) to Washington
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Highest demand for flights based on searches. 14% potential increase in price ($238 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($74 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 2, 2025.

This Aunt Betty deal was found by Cheapflights users on 3/31. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2412:06 amEZE - SEA
2 stops26h 30mCopa Airlines
Sun 9/287:32 pmSEA - EZE
2 stops32h 44mCopa Airlines
Deal found 3/31$1,089
This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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.
Mon 6/93:55 amEZE - SEA
2 stops22h 19mLATAM Airlines
Tue 6/178:20 amSEA - EZE
2 stops23h 37mLATAM Airlines
Deal found 4/1$1,103
This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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.
Tue 6/103:40 pmAEP - SEA
2 stops22h 35mLATAM Airlines
Tue 6/178:20 amSEA - AEP
2 stops26h 20mLATAM Airlines
Deal found 4/1$1,103
This LATAM Airlines deal was found by Cheapflights users on 4/1. 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.
Sun 9/283:40 pmAEP - PDX
2 stops24h 12mLATAM Airlines
Sun 10/59:45 pmPDX - AEP
2 stops26h 20mLATAM Airlines
Deal found 4/1$1,107
This Delta deal was found by Cheapflights users on 4/1. 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.
Tue 6/108:10 pmEZE - SEA
1 stop18h 05mDelta
Tue 6/177:40 amSEA - EZE
1 stop22h 05mDelta
Deal found 4/1$1,130
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Sun 9/289:00 pmEZE - PDX
1 stop26h 40mUnited Airlines
Sun 10/511:59 pmPDX - EZE
1 stop28h 01mUnited Airlines
Deal found 4/1$1,135
This Trip.com deal was found by Cheapflights users on 4/1. 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.
Wed 4/21:40 pmAEP - SEA
2 stops33h 20mMultiple Airlines
Wed 4/98:45 amSEA - AEP
2 stops28h 35mMultiple Airlines
Deal found 4/1$1,138
This LATAM Airlines deal was found by Cheapflights users on 4/1. 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.
Sun 9/286:13 pmEZE - PDX
2 stops21h 39mLATAM Airlines
Sun 10/57:30 amPDX - EZE
2 stops24h 18mLATAM Airlines
Deal found 4/1$1,150
This Air Canada deal was found by Cheapflights users on 4/1. 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.
Mon 5/124:35 pmEZE - SEA
2 stops22h 10mAir Canada
Mon 6/167:15 pmSEA - EZE
3 stops39h 15mAir Canada
Deal found 4/1$1,249
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Mon 5/129:00 pmEZE - SEA
2 stops28h 57mUnited Airlines
Mon 6/165:15 amSEA - EZE
2 stops22h 45mUnited Airlines
Deal found 4/1$1,263
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Thu 9/2510:00 pmEZE - SEA
1 stop30h 33mAmerican Airlines
Sun 9/289:04 amSEA - EZE
2 stops19h 56mAmerican Airlines
Deal found 3/31$1,414
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 4/228:25 pmEZE - PDX
2 stops30h 22mAmerican Airlines
Wed 5/146:00 amPDX - EZE
2 stops22h 55mAmerican Airlines
Deal found 4/1$1,504

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 April 2, 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 AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Wed 9/24

12:06 am-10:36 pm

2 stops26h 30m

Seattle/Tacoma Intl

Sun 9/28

7:32 pm-8:16 am

2 stops32h 44m

$1,089

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Mon 6/9

3:55 am-10:14 pm

2 stops22h 19m

Seattle/Tacoma Intl

Tue 6/17

8:20 am-11:57 am

2 stops23h 37m

$1,103

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

Tue 6/10

3:40 pm-10:15 am

2 stops22h 35m

Seattle/Tacoma Intl

Tue 6/17

8:20 am-2:40 pm

2 stops26h 20m

$1,103

Buenos AiresPortland

AEP - PDX

AEPPDX

Buenos Aires Jorge Newbery

Sun 9/28

3:40 pm-11:52 am

2 stops24h 12m

Portland

Sun 10/5

9:45 pm-4:05 am

2 stops26h 20m

$1,107

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Tue 6/10

8:10 pm-10:15 am

1 stop18h 05m

Seattle/Tacoma Intl

Tue 6/17

7:40 am-9:45 am

1 stop22h 05m

$1,130

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

Sun 9/28

9:00 pm-7:40 pm

1 stop26h 40m

Portland

Sun 10/5

11:59 pm-8:00 am

1 stop28h 01m

$1,135

Buenos AiresPortland

EZE - PDX

EZEPDX

Buenos Aires Ministro Pistarini

Sun 9/28

6:13 pm-11:52 am

2 stops21h 39m

Portland

Sun 10/5

7:30 am-11:48 am

2 stops24h 18m

$1,150

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Mon 5/12

4:35 pm-10:45 am

2 stops22h 10m

Seattle/Tacoma Intl

Mon 6/16

7:15 pm-2:30 pm

3 stops39h 15m

$1,249

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Mon 5/12

9:00 pm-9:57 pm

2 stops28h 57m

Seattle/Tacoma Intl

Mon 6/16

5:15 am-8:00 am

2 stops22h 45m

$1,263

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Thu 9/25

10:00 pm-12:33 am

1 stop30h 33m

Seattle/Tacoma Intl

Sun 9/28

9:04 am-9:00 am

2 stops19h 56m

$1,414

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 35 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, 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 July is currently the most expensive (average of $411). 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.

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 April 2, 2025.
To help decide which airline to fly from Buenos Aires to Washington, see what other customers have to say about Delta, Copa Airlines and LATAM Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,898 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Copa Airlines
7.6
Good
1,400 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LATAM Airlines
7.5
Good
1,754 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Aeromexico
7.5
Good
1,700 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,615 reviews
Delta
8.0
Very good
7,898 reviews

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from Buenos Aires to State of Washington one-way?

    To fly one-way, consider booking your trip with Copa Airlines, which is currently one of the cheapest options available, starting at $592. GOL flights start at $610 while deals on American Airlines start at $812 one-way.

  • 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 July is currently the most expensive (average of $411). 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 airline flying from Buenos Aires to Washington

Discover the top airline 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,158Average$1,481FlexibilityNo cancel feeOn-time69%

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