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Cheap flights from Seattle to Buenos Aires from $421

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Buenos Aires departing on 9/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:25 pm - 7:57 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
32h 32m2 stops Los Angeles Panama City Tocumen Intl
Multiple Airlines Logo
8:00 am - 9:59 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
17h 59m1 stop Miami
$1,063Multiple Airlines
Wed, Oct 7 - Thu, Oct 22
Multiple Airlines Logo
11:06 am - 7:57 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
40h 51m2 stops Los Angeles Panama City Tocumen Intl
Multiple Airlines Logo
8:00 am - 9:54 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
18h 54m1 stop Miami
$1,099Multiple Airlines
Tue, Oct 13 - Tue, Nov 3
Multiple Airlines Logo
11:06 am - 7:57 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
40h 51m2 stops Los Angeles Panama City Tocumen Intl
Multiple Airlines Logo
8:00 am - 9:54 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
18h 54m1 stop Miami
$1,099Multiple Airlines
Tue, Oct 13 - Thu, Nov 5
LATAM Airlines Logo
8:05 am - 9:40 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
21h 35m1 stop Miami
LATAM Airlines Logo
5:00 pm - 2:52 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
25h 52m2 stops Sao Paulo Guarulhos Intl Los Angeles
$1,120LATAM Airlines
Thu, Oct 22 - Wed, Oct 28
LATAM Airlines Logo
8:05 am - 9:40 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
21h 35m1 stop Miami
LATAM Airlines Logo
5:00 pm - 7:04 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
30h 04m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$1,120LATAM Airlines
Thu, Oct 22 - Wed, Oct 28
LATAM Airlines Logo
9:45 am - 11:30 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
21h 45m2 stops Los Angeles Santiago Arturo Merino Benitez
LATAM Airlines Logo
5:00 pm - 9:49 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
32h 49m2 stops Sao Paulo Guarulhos Intl Orlando
$1,120LATAM Airlines
Thu, Oct 22 - Wed, Oct 28
Delta Logo
7:20 am - 10:55 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
22h 35m1 stop New York John F Kennedy Intl
Delta Logo
8:05 pm - 7:23 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
28h 18m1 stop New York John F Kennedy Intl
$1,378Delta
Thu, Jan 14 - Thu, Jan 28
American Airlines Logo
10:32 am - 8:30 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
16h 58m1 stop Dallas/Fort Worth
American Airlines Logo
10:30 pm - 4:57 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
23h 27m1 stop Dallas/Fort Worth
$1,378American Airlines
Thu, Jan 14 - Thu, Jan 28
American Airlines Logo
7:30 am - 8:30 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
20h 00m1 stop Dallas/Fort Worth
American Airlines Logo
10:30 pm - 8:07 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
26h 37m1 stop Dallas/Fort Worth
$1,378American Airlines
Sun, Jan 17 - Sun, Jan 31
Delta Logo
11:45 am - 3:00 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
34h 15m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
Delta Logo
8:05 pm - 10:33 amEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
19h 28m1 stop New York John F Kennedy Intl
$1,398Delta
Wed, Nov 4 - Wed, Nov 18

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Aeromexico flights from Seattle to Buenos Aires Ministro Pistarini Airport

Our best Aeromexico deals on Seattle to Buenos Aires Ministro Pistarini Airport flight tickets
Aeromexico
Feb 4
SEA9:30 amSeattle/Tacoma Intl
31h 20m
1 stop
EZE9:50 pmBuenos Aires Ministro Pistarini
Feb 11
EZE11:55 pmBuenos Aires Ministro Pistarini
25h 00m
1 stop
SEA7:55 pmSeattle/Tacoma Intl
$1,125
Aeromexico
Sep 29
SEA9:30 amSeattle/Tacoma Intl
31h 55m
1 stop
EZE9:25 pmBuenos Aires Ministro Pistarini
Oct 6
EZE11:25 pmBuenos Aires Ministro Pistarini
24h 30m
1 stop
SEA7:55 pmSeattle/Tacoma Intl
$1,128
Aeromexico
Sep 8
SEA9:30 amSeattle/Tacoma Intl
31h 55m
1 stop
EZE9:25 pmBuenos Aires Ministro Pistarini
Sep 23
EZE11:25 pmBuenos Aires Ministro Pistarini
24h 30m
1 stop
SEA7:55 pmSeattle/Tacoma Intl
$1,146

LATAM Airlines flights from Seattle to Buenos Aires Ministro Pistarini Airport

Our best LATAM Airlines deals on Seattle to Buenos Aires Ministro Pistarini Airport flight tickets
LATAM Airlines
Oct 22
SEA9:45 amSeattle/Tacoma Intl
21h 45m
2 stops
EZE11:30 amBuenos Aires Ministro Pistarini
Oct 28
EZE5:00 pmBuenos Aires Ministro Pistarini
32h 49m
2 stops
SEA9:49 pmSeattle/Tacoma Intl
$1,120
LATAM Airlines
Oct 22
SEA9:45 amSeattle/Tacoma Intl
21h 45m
2 stops
EZE11:30 amBuenos Aires Ministro Pistarini
Oct 28
EZE5:00 pmBuenos Aires Ministro Pistarini
32h 49m
2 stops
SEA9:49 pmSeattle/Tacoma Intl
$1,159
LATAM Airlines
Oct 22
SEA7:32 amSeattle/Tacoma Intl
23h 58m
2 stops
EZE11:30 amBuenos Aires Ministro Pistarini
Oct 28
EZE5:00 pmBuenos Aires Ministro Pistarini
25h 52m
2 stops
SEA2:52 pmSeattle/Tacoma Intl
$1,170

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Buenos Aires Ministro Pistarini Airport 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 August 15, 2026.
Use the filters below to find and compare flights from Seattle to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 10/7

7:25 pm-7:57 am

2 stops32h 32m

Buenos Aires Ministro Pistarini

Thu 10/22

8:00 am-9:59 pm

1 stop17h 59m

$1,063

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Tue 10/13

11:06 am-7:57 am

2 stops40h 51m

Buenos Aires Ministro Pistarini

Tue 11/3

8:00 am-9:54 pm

1 stop18h 54m

$1,099

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Tue 10/13

11:06 am-7:57 am

2 stops40h 51m

Buenos Aires Ministro Pistarini

Thu 11/5

8:00 am-9:54 pm

1 stop18h 54m

$1,099

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 10/22

8:05 am-9:40 am

1 stop21h 35m

Buenos Aires Ministro Pistarini

Wed 10/28

5:00 pm-2:52 pm

2 stops25h 52m

$1,120

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 10/22

8:05 am-9:40 am

1 stop21h 35m

Buenos Aires Ministro Pistarini

Wed 10/28

5:00 pm-7:04 pm

2 stops30h 04m

$1,120

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 10/22

9:45 am-11:30 am

2 stops21h 45m

Buenos Aires Ministro Pistarini

Wed 10/28

5:00 pm-9:49 pm

2 stops32h 49m

$1,120

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 1/14

7:20 am-10:55 am

1 stop22h 35m

Buenos Aires Ministro Pistarini

Thu 1/28

8:05 pm-7:23 pm

1 stop28h 18m

$1,378
Quickest round-trip

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 1/14

10:32 am-8:30 am

1 stop16h 58m

Buenos Aires Ministro Pistarini

Thu 1/28

10:30 pm-4:57 pm

1 stop23h 27m

$1,378

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Sun 1/17

7:30 am-8:30 am

1 stop20h 00m

Buenos Aires Ministro Pistarini

Sun 1/31

10:30 pm-8:07 pm

1 stop26h 37m

$1,378

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 11/4

11:45 am-3:00 am

2 stops34h 15m

Buenos Aires Ministro Pistarini

Wed 11/18

8:05 pm-10:33 am

1 stop19h 28m

$1,398

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Seattle to Buenos Aires Ministro Pistarini Airport

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 typical price of a round-trip flight between Seattle and Buenos Aires Ministro Pistarini Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $1,477 to $1,826.
The lowest price recently found on this route was $1,063.

What is the cheapest month to fly to Buenos Aires Ministro Pistarini Airport?

If you aren’t able to travel during the month of March, then book flights to Buenos Aires Ministro Pistarini Airport from Seattle during June instead. Flights to Buenos Aires Ministro Pistarini Airport in June, while not as cheap as those in March, still average around $1,181.

Can stopping save me money on Seattle to Buenos Aires Ministro Pistarini Airport flights?

You could potentially save up to 12% on your flight if you consider stops on a Seattle to Buenos Aires Ministro Pistarini Airport flight.

When to book flights from Seattle to Buenos Aires Ministro Pistarini Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Buenos Aires Ministro Pistarini Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Buenos Aires Ministro Pistarini Airport (SEA to EZE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Buenos Aires Ministro Pistarini Airport

Fastest flight time

15h 40m

Direct flights

None
The fastest flight from Seattle to Buenos Aires Ministro Pistarini Airport takes 15h 40m
There are no direct flights from Seattle to Buenos Aires Ministro Pistarini Airport. There are no popular flight routes from Seattle to Buenos Aires Ministro Pistarini Airport.
Search flight deals

Frequently asked questions about flying from Seattle to Buenos Aires Ministro Pistarini Airport

  • How far is Seattle/Tacoma Intl to Buenos Aires Ministro Pistarini by plane?

    A flight from Seattle/Tacoma Intl to Buenos Aires Ministro Pistarini will travel around 6919.9 mi. In terms of flight time, this usually takes a little over 15h 40m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Buenos Aires Ministro Pistarini Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Buenos Aires Ministro Pistarini Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Buenos Aires Ministro Pistarini Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Buenos Aires Ministro Pistarini Airport?

    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 Seattle/Tacoma Intl Airport to Buenos Aires Ministro Pistarini Airport.

  • What documentation or ID do you need to fly to Buenos Aires Ministro Pistarini Airport?

    The travel and health documents required for your trip to Buenos Aires Ministro Pistarini Airport 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 Buenos Aires Ministro Pistarini Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Buenos Aires Ministro Pistarini Airport?

Best airlines flying from Seattle to Buenos Aires Ministro Pistarini Airport

Compare and see reviews for airlines that fly from Seattle to Buenos Aires Ministro Pistarini Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $159Free CancellationRating
7.8
8,501 reviews
Search Delta flights
LATAM AirlinesPriceFrom $696Free CancellationRating
7.4
1,979 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $1,126Free CancellationRating
7.1
11,928 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Buenos Aires?

It is quick and easy to find Seattle to Buenos Aires flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buenos Aires that suits you.

Can I find flights from Seattle to Buenos Aires with flexible booking policies on momondo?

Yes. All flights to Buenos Aires from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Buenos Aires?

momondo provides multiple filters to help you find the best flight to Buenos Aires from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seattle to Buenos Aires right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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