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Argentina

$416+ Cheap flights from Seattle (SEA) to Argentina

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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EZE
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Seattle to Argentina

Cheapest flights from Seattle to Argentina
Explore the most affordable flight options available from Seattle to Argentina. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This LATAM Airlines deal was found by Cheapflights users on 10/28. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:10 amSEA - EZE
2 stops21h 05mLATAM Airlines
Mon 12/87:45 amEZE - SEA
2 stops20h 09mLATAM Airlines
Deal found 10/28$925
This LATAM Airlines deal was found by Cheapflights users on 10/28. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:55 amSEA - EZE
1 stop20h 40mLATAM Airlines
Tue 12/97:43 pmEZE - SEA
2 stops21h 56mLATAM Airlines
Deal found 10/28$945
This Delta deal was found by Cheapflights users on 10/29. 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.
Thu 11/611:40 amSEA - EZE
1 stop16h 20mDelta
Wed 11/1910:25 pmEZE - SEA
1 stop41h 01mDelta
Deal found 10/29$958
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/211:40 amSEA - EZE
1 stop16h 20mDelta
Mon 12/810:25 pmEZE - SEA
1 stop20h 53mDelta
Deal found 10/28$965
This KAYAK deal was found by Cheapflights users on 10/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/25:00 amSEA - AEP
2 stops24h 30mLATAM Airlines
Wed 12/2411:30 amAEP - SEA
2 stops28h 01mLATAM Airlines
Deal found 10/26$965
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:00 amSEA - EZE
2 stops19h 20mUnited Airlines
Thu 12/411:55 pmEZE - SEA
1 stop17h 47mUnited Airlines
Deal found 10/28$969
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2011:00 pmSEA - EZE
1 stop29h 00mDelta
Wed 11/268:55 pmEZE - SEA
1 stop26h 14mDelta
Deal found 10/28$970
This LATAM Airlines deal was found by Cheapflights users on 10/28. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:10 amSEA - EZE
2 stops21h 05mLATAM Airlines
Fri 12/128:00 amEZE - SEA
2 stops19h 54mLATAM Airlines
Deal found 10/28$973
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/1112:41 amSEA - EZE
1 stop26h 29mAmerican Airlines
Tue 11/1810:25 pmEZE - SEA
1 stop19h 45mAmerican Airlines
Deal found 10/29$977
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:59 pmSEA - EZE
1 stop28h 21mUnited Airlines
Tue 12/1610:05 pmEZE - SEA
1 stop19h 37mUnited Airlines
Deal found 10/26$978
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/3011:00 pmSEA - EZE
1 stop29h 00mDelta
Tue 12/2311:55 pmEZE - SEA
1 stop17h 26mDelta
Deal found 10/26$979
This LATAM Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 11/66:00 amSEA - MDZ
2 stops19h 40mLATAM Airlines
Mon 11/1010:20 amMDZ - SEA
2 stops33h 09mLATAM Airlines
Deal found 10/26$990

Cheap flight deals from Seattle to Argentina

Keep the following information in mind while searching for Seattle to Argentina flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$905
(LATAM Airlines)

One-way from

$416
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,325
Provider with most accurate pricing for Seattle/Tacoma Intl-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Buenos Aires (BUE) flights.
Search Deals
From Seattle/Tacoma Intl to Argentina
Search Deals
One-way flight from Seattle/Tacoma Intl to Argentina
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Argentina 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 October 29, 2025.
Use the filters below to find and compare flights from Seattle to Argentina that are best for you.

Fly from

Seattle

Fly to

Argentina

Route

Depart

Return

Price

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Tue 2/3

7:10 am-10:15 am

1 stop22h 05m

Buenos Aires Ministro Pistarini

Tue 2/10

10:25 pm-8:00 pm

1 stop26h 35m

$957

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Sun 2/1

9:55 pm-10:15 am

1 stop31h 20m

Buenos Aires Ministro Pistarini

Thu 2/12

11:55 pm-5:50 pm

1 stop22h 55m

$957

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Thu 12/4

7:10 am-9:20 am

1 stop21h 10m

Buenos Aires Ministro Pistarini

Wed 12/24

11:55 pm-7:44 pm

1 stop24h 49m

$965

SeattleBuenos Aires

SEA - AEP

SEAAEP

Seattle/Tacoma Intl

Tue 3/3

8:45 am-4:00 pm

2 stops26h 15m

Buenos Aires Jorge Newbery

Wed 3/18

5:15 pm-2:24 pm

2 stops25h 09m

$965

SeattleBuenos Aires

SEA - AEP

SEAAEP

Seattle/Tacoma Intl

Tue 12/2

8:05 am-10:30 am

2 stops21h 25m

Buenos Aires Jorge Newbery

Sun 12/14

5:15 pm-10:03 pm

2 stops33h 48m

$965

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Wed 2/18

6:00 am-9:00 am

1 stop22h 00m

Buenos Aires Ministro Pistarini

Wed 2/25

8:55 pm-5:50 pm

1 stop25h 55m

$965

SeattleBuenos Aires

SEA - AEP

SEAAEP

Seattle/Tacoma Intl

Tue 12/2

7:55 am-10:30 am

2 stops21h 35m

Buenos Aires Jorge Newbery

Thu 12/25

8:50 am-10:31 am

2 stops30h 41m

$965

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Mon 1/26

7:10 am-10:15 am

1 stop22h 05m

Buenos Aires Ministro Pistarini

Tue 3/10

8:55 pm-2:24 pm

1 stop21h 29m

$965

SeattleBuenos Aires

SEA - AEP

SEAAEP

Seattle/Tacoma Intl

Mon 12/8

12:45 pm-6:40 pm

2 stops24h 55m

Buenos Aires Jorge Newbery

Thu 12/18

11:30 am-10:19 am

2 stops27h 49m

$965

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Thu 1/29

7:10 am-10:15 am

1 stop22h 05m

Buenos Aires Ministro Pistarini

Wed 2/18

2:30 am-2:54 pm

2 stops41h 24m

$965

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 45 results
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Best time to book a flight from Seattle to Argentina

Have a flexible travel schedule? Discover the best time to fly to Argentina from Seattle 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 Seattle to Argentina

What is the cheapest month to book a flight from Seattle to Argentina?

Currently, June is the cheapest month in which you can book a flight from Seattle to Argentina (average of $742). Flying from Seattle to Argentina in October is currently the most expensive (average of $1,232). 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.

What is the cheapest time of day to fly from SEA to AR?

Find hourly flight availability from Seattle to Argentina. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

It’s typically best to fly out from Seattle to Argentina in the afternoon. Doing so could potentially save you 29% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Seattle to Argentina?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Argentina. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Argentina flight should consider departing on Monday at noon when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Argentina

Get insights into the airlines that provide service to Argentina. 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 Argentina. Reviews last updated October 29, 2025.
Read reviews from past customers who have flown Delta, LATAM Airlines, and United Airlines from Seattle to Argentina. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
LATAM Airlines
7.5
Good
1,871 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
9,001 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Overall

7.9

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

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

  • What airport do you fly from for flights from Seattle to Argentina?

    If you book a flight to Argentina from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle.

  • How long is the flight from Seattle to Argentina?

    For as low as $957, Delta can have you in Argentina from Seattle in 22h 05m. The distance from Seattle to Argentina 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 Seattle to Argentina?

    The most popular route from Seattle to Argentina is Seattle/Tacoma Intl - Buenos Aires Ministro Pistarini. You may also consider Seattle/Tacoma Intl - Buenos Aires Jorge Newbery or Seattle/Tacoma Intl - Mendoza El Plumerillo.

  • Can I find deals for flights from Seattle to Argentina that include hotel bookings?

    Yes. In addition to deals on Seattle to Argentina flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Argentina?

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

  • Can I find deals for business class flights from Seattle to Argentina?

    Yes. Cheapflights offers flight deals from Seattle to Argentina 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 Seattle to Argentina?

    Currently, June is the cheapest month in which you can book a flight from Seattle to Argentina (average of $742). Flying from Seattle to Argentina in October is currently the most expensive (average of $1,232). 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 Seattle to Argentina

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Seattle to Argentina

Discover the top 4 airlines that operate flights from Seattle to Argentina. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$1,014Average$1,491FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$1,036Average$1,375FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,164Average$1,401FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,200Average$1,278FlexibilityNo cancel feeOn-time69%

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