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Cheap flights from Seattle to Buenos Aires from $397

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
7:04 am - 10:26 pmSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
35h 22m2 stops San Diego Panama City Tocumen Intl
Multiple Airlines Logo
1:40 pm - 9:59 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
36h 19m1 stop Miami
$1,006Multiple Airlines
Sun, Oct 4 - Thu, Oct 22
Multiple Airlines Logo
3:27 pm - 3:45 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
32h 18m2 stops Orlando Punta Cana
Multiple Airlines Logo
1:40 pm - 9:59 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
36h 19m1 stop Miami
$1,007Multiple Airlines
Mon, Oct 5 - Thu, Oct 22
Multiple Airlines Logo
8:08 am - 3:00 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
38h 52m2 stops Miami Punta Cana
Multiple Airlines Logo
1:40 pm - 9:59 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
36h 19m1 stop Miami
$1,043Multiple Airlines
Wed, Oct 7 - Thu, Oct 22
LATAM Airlines Logo
8:25 am - 9:50 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
20h 25m1 stop Miami
LATAM Airlines Logo
7:20 am - 12:09 amEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
21h 49m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
$1,318LATAM Airlines
Wed, Jan 6 - Wed, Jan 20
LATAM Airlines Logo
8:25 am - 9:50 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
20h 25m1 stop Miami
LATAM Airlines Logo
7:21 pm - 2:47 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
23h 26m2 stops Santiago Arturo Merino Benitez Los Angeles
$1,321LATAM Airlines
Mon, Mar 1 - Mon, Mar 29
LATAM Airlines Logo
9:30 am - 10:40 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
20h 10m2 stops Los Angeles Santiago Arturo Merino Benitez
LATAM Airlines Logo
3:55 am - 9:58 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
22h 03m2 stops Lima J Chavez Intl Miami
$1,321LATAM Airlines
Mon, Mar 1 - Sun, Mar 28
Delta Logo
7:15 am - 10:55 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
22h 40m1 stop New York John F Kennedy Intl
Delta Logo
11:35 pm - 2:50 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
20h 15m1 stop Atlanta Hartsfield-Jackson
$1,378Delta
Thu, Jan 28 - Thu, Feb 4
Delta Logo
9:20 pm - 6:20 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
28h 00m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
Delta Logo
7:20 am - 12:09 amEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
21h 49m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
$1,378Delta
Mon, Feb 1 - Tue, Feb 9
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 - 8:04 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
26h 34m1 stop Dallas/Fort Worth
$1,378American Airlines
Sun, Jan 17 - Sun, Jan 31
American Airlines Logo
7:30 am - 8:15 amSEA  Seattle/Tacoma Intl-EZE Buenos Aires Ministro Pistarini
19h 45m2 stops Dallas/Fort Worth Miami
American Airlines Logo
9:10 pm - 1:46 pmEZE  Buenos Aires Ministro Pistarini-SEA Seattle/Tacoma Intl
21h 36m2 stops New York John F Kennedy Intl Chicago O'Hare Intl
$1,382American Airlines
Sun, Jan 17 - Sun, Jan 31

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Aeromexico flights from Seattle to Buenos Aires

Our best Aeromexico deals on Seattle to Buenos Aires flight tickets
Aeromexico
Jan 13
SEA9:30 amSeattle/Tacoma Intl
31h 20m
1 stop
EZE9:50 pmBuenos Aires Ministro Pistarini
Jan 20
EZE11:55 pmBuenos Aires Ministro Pistarini
25h 00m
1 stop
SEA7:55 pmSeattle/Tacoma Intl
$1,128
Aeromexico
Jan 20
SEA9:30 amSeattle/Tacoma Intl
31h 20m
1 stop
EZE9:50 pmBuenos Aires Ministro Pistarini
Jan 31
EZE11:55 pmBuenos Aires Ministro Pistarini
25h 00m
1 stop
SEA7:55 pmSeattle/Tacoma Intl
$1,131
Aeromexico
Jan 6
SEA9:30 amSeattle/Tacoma Intl
31h 20m
1 stop
EZE9:50 pmBuenos Aires Ministro Pistarini
Jan 20
EZE11:55 pmBuenos Aires Ministro Pistarini
25h 00m
1 stop
SEA7:55 pmSeattle/Tacoma Intl
$1,136

United Airlines flights from Seattle to Buenos Aires

Our best United Airlines deals on Seattle to Buenos Aires flight tickets
United Airlines
Sep 17
SEA11:03 amSeattle/Tacoma Intl
16h 57m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Oct 1
EZE9:00 pmBuenos Aires Ministro Pistarini
24h 37m
2 stops
SEA5:37 pmSeattle/Tacoma Intl
$1,778
United Airlines
Sep 17
SEA6:32 amSeattle/Tacoma Intl
21h 28m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Oct 5
EZE9:00 pmBuenos Aires Ministro Pistarini
20h 21m
2 stops
SEA1:21 pmSeattle/Tacoma Intl
$1,842
United Airlines
Sep 19
SEA7:00 amSeattle/Tacoma Intl
21h 00m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Oct 6
EZE9:00 pmBuenos Aires Ministro Pistarini
26h 03m
1 stop
SEA7:03 pmSeattle/Tacoma Intl
$1,873

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Buenos Aires that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Sun 10/4

7:04 am-10:26 pm

2 stops35h 22m

Buenos Aires Ministro Pistarini

Thu 10/22

1:40 pm-9:59 pm

1 stop36h 19m

$1,006

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Mon 10/5

3:27 pm-3:45 am

2 stops32h 18m

Buenos Aires Ministro Pistarini

Thu 10/22

1:40 pm-9:59 pm

1 stop36h 19m

$1,007

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 10/7

8:08 am-3:00 am

2 stops38h 52m

Buenos Aires Ministro Pistarini

Thu 10/22

1:40 pm-9:59 pm

1 stop36h 19m

$1,043

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Wed 1/6

8:25 am-9:50 am

1 stop20h 25m

Buenos Aires Ministro Pistarini

Wed 1/20

7:20 am-12:09 am

2 stops21h 49m

$1,318

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Mon 3/1

8:25 am-9:50 am

1 stop20h 25m

Buenos Aires Ministro Pistarini

Mon 3/29

7:21 pm-2:47 pm

2 stops23h 26m

$1,321

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Mon 3/1

9:30 am-10:40 am

2 stops20h 10m

Buenos Aires Ministro Pistarini

Sun 3/28

3:55 am-9:58 pm

2 stops22h 03m

$1,321

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Thu 1/28

7:15 am-10:55 am

1 stop22h 40m

Buenos Aires Ministro Pistarini

Thu 2/4

11:35 pm-2:50 pm

1 stop20h 15m

$1,378

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Mon 2/1

9:20 pm-6:20 am

2 stops28h 00m

Buenos Aires Ministro Pistarini

Tue 2/9

7:20 am-12:09 am

2 stops21h 49m

$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-8:04 pm

1 stop26h 34m

$1,378
Quickest round-trip

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - EZE Buenos Aires Ministro Pistarini

SEAEZE

Seattle/Tacoma Intl

Sun 1/17

7:30 am-8:15 am

2 stops19h 45m

Buenos Aires Ministro Pistarini

Sun 1/31

9:10 pm-1:46 pm

2 stops21h 36m

$1,382

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Seattle to Buenos Aires

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?

Prices are currently low for flights on this route.

Typical prices usually range from $1,238 to $1,607.
The lowest price recently found on this route was $1,006.

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Seattle is in March. Flight prices, which tend to average around $1,165, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Buenos Aires from Seattle during January instead. Flights to Buenos Aires in January, while not as cheap as those in March, still average around $1,320.

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

You could potentially save up to 11% on your flight if you consider stops on a Seattle to Buenos Aires flight.

How have Seattle to Buenos Aires flight prices changed over time?

When to book flights from Seattle to Buenos Aires

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

Cheap Seattle to Buenos Aires (SEA to BUE) flight deals and tips

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

Best Price Found

$397

Fastest flight time

20h 18m

Direct flights

None
The best one-way flight to Buenos Aires from Seattle in the past 72 hours is $397. The best round-trip flight deal from Seattle to Buenos Aires found on momondo in the last 72 hours is $1,006.
The fastest flight from Seattle to Buenos Aires takes 20h 18m
There are no direct flights from Seattle to Buenos Aires. There are no popular flight routes from Seattle to Buenos Aires.
Search flight deals

Frequently asked questions about flying from Seattle to Buenos Aires

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

    The straight-line distance from Seattle/Tacoma Intl to Buenos Aires is 6914.0 mi. Typically, this will take 20h 18m by plane in normal conditions.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Buenos Aires are refreshed on a daily basis.

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

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

    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.

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

    The necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Seattle to Buenos Aires

Compare and see reviews for airlines that fly from Seattle to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $159Free CancellationRating
7.8
8,559 reviews
Search Delta flights
LATAM AirlinesPriceFrom $696Free CancellationRating
7.4
1,988 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $1,126Free CancellationRating
7.1
12,041 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Buenos Aires from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buenos Aires quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Buenos Aires from Seattle with this policy.

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?

Yes. momondo can track prices for Seattle to Buenos Aires flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport