Which layover airport has the shortest connection time from Buenos Aires to Seattle?

Dallas (DFW) has the shortest average layover time for this route: 2h 07m.

Which layover airport offers the lowest fares from Buenos Aires to Seattle?

Flights via Dallas (DFW) offer the lowest average round-trip price of $1,191.

Which layover airport has the shortest travel time from Buenos Aires to Seattle?

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 17h 07m.

What airlines fly to Seattle?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Seattle from Buenos Aires according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Buenos Aires and Seattle?

Houston (IAH) was the most common stop: 45% of momondo users choosing 1-stop flights on this route connected there.

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

Prices for flights from Buenos Aires to Seattle/Tacoma Intl Airport were last updated today.

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

There are 3 operators available for flights from Buenos Aires to Seattle/Tacoma Intl Airport as of January 2026.

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

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$422 Cheap Flights from Buenos Aires to Seattle in 2026

Q: What is the typical price of a round-trip flight between Buenos Aires and Seattle?

Prices are currently low for flights on this route. Typical prices usually range from $1,420 to $1,650. The lowest price recently found on this route was $947.

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Find the cheapest flights from Buenos Aires to Seattle

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One-way

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4:05 am - 10:04 pm

EZE

SEA

22h 59m

2 stops

8:08 am - 9:35 am

SEA

EZE

21h 27m

1 stop

$947Multiple Airlines

Wed, Mar 4 - Tue, Mar 17

10:25 pm - 12:53 pm

EZE

SEA

19h 28m

1 stop

6:44 am - 8:20 am

SEA

EZE

21h 36m

1 stop

$986American Airlines

Thu, Mar 5 - Tue, Mar 17

9:25 pm - 1:42 pm

EZE

SEA

21h 17m

2 stops

7:25 am - 7:15 am

SEA

EZE

19h 50m

2 stops

$990American Airlines

Sun, Mar 1 - Tue, Mar 31

4:45 pm - 9:31 am

EZE

SEA

45h 46m

3 stops

8:10 am - 3:10 pm

SEA

EZE

27h 00m

2 stops

$1,003Air Canada

Thu, Mar 5 - Tue, Mar 17

11:59 pm - 11:40 pm

EZE

SEA

28h 41m

1 stop

7:25 am - 7:15 am

SEA

EZE

19h 50m

2 stops

$1,007American Airlines

Sun, Mar 1 - Tue, Mar 31

11:59 pm - 11:40 pm

EZE

SEA

28h 41m

1 stop

10:16 pm - 6:20 am

SEA

EZE

28h 04m

1 stop

$1,020American Airlines

Sun, Mar 1 - Tue, Mar 31

5:15 pm - 12:20 pm

AEP

SEA

24h 05m

2 stops

8:00 am - 10:30 am

SEA

AEP

22h 30m

2 stops

$1,043LATAM Airlines

Thu, Mar 5 - Tue, Mar 17

4:45 pm - 9:31 am

EZE

SEA

44h 46m

3 stops

8:00 pm - 3:10 pm

SEA

EZE

63h 10m

3 stops

$1,046Air Canada

Sun, Mar 15 - Sun, Mar 22

8:25 pm - 9:55 pm

AEP

SEA

30h 30m

2 stops

8:00 am - 2:50 pm

SEA

AEP

26h 50m

2 stops

$1,075LATAM Airlines

Sun, Mar 1 - Tue, Mar 31

3:55 pm - 9:48 pm

EZE

SEA

33h 53m

2 stops

7:15 am - 9:15 am

SEA

EZE

22h 00m

2 stops

$1,078LATAM Airlines

Sun, Mar 15 - Sun, Mar 22

Air Canada flights from Buenos Aires to Seattle

Our best Air Canada deals on Buenos Aires to Seattle flight tickets

Air Canada

Mar 5

EZE4:45 pmBuenos Aires Ministro Pistarini

45h 46m

3 stops

SEA9:31 amSeattle/Tacoma Intl

Mar 17

SEA8:10 amSeattle/Tacoma Intl

27h 00m

2 stops

EZE3:10 pmBuenos Aires Ministro Pistarini

$1,003

Air Canada

Mar 15

EZE4:45 pmBuenos Aires Ministro Pistarini

44h 46m

3 stops

SEA9:31 amSeattle/Tacoma Intl

Mar 22

SEA8:00 pmSeattle/Tacoma Intl

63h 10m

3 stops

EZE3:10 pmBuenos Aires Ministro Pistarini

$1,046

Air Canada

Mar 1

EZE4:45 pmBuenos Aires Ministro Pistarini

45h 46m

3 stops

SEA9:31 amSeattle/Tacoma Intl

Mar 31

SEA5:50 amSeattle/Tacoma Intl

28h 40m

3 stops

EZE2:30 pmBuenos Aires Ministro Pistarini

$1,242

American Airlines flights from Buenos Aires to Seattle

Our best American Airlines deals on Buenos Aires to Seattle flight tickets

American Airlines

Mar 5

EZE10:25 pmBuenos Aires Ministro Pistarini

19h 28m

1 stop

SEA12:53 pmSeattle/Tacoma Intl

Mar 17

SEA6:44 amSeattle/Tacoma Intl

21h 36m

1 stop

EZE8:20 amBuenos Aires Ministro Pistarini

$986

American Airlines

Mar 1

EZE9:25 pmBuenos Aires Ministro Pistarini

21h 17m

2 stops

SEA1:42 pmSeattle/Tacoma Intl

Mar 31

SEA7:25 amSeattle/Tacoma Intl

19h 50m

2 stops

EZE7:15 amBuenos Aires Ministro Pistarini

$990

American Airlines

Mar 1

EZE11:00 pmBuenos Aires Ministro Pistarini

29h 40m

1 stop

SEA11:40 pmSeattle/Tacoma Intl

Mar 31

SEA5:30 amSeattle/Tacoma Intl

20h 50m

2 stops

EZE6:20 amBuenos Aires Ministro Pistarini

$1,007

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Wed 3/4

4:05 am-10:04 pm

2 stops22h 59m

Seattle/Tacoma Intl

Tue 3/17

8:08 am-9:35 am

1 stop21h 27m

$947

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Thu 3/5

10:25 pm-12:53 pm

1 stop19h 28m

Seattle/Tacoma Intl

Tue 3/17

6:44 am-8:20 am

1 stop21h 36m

$986

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Sun 3/1

9:25 pm-1:42 pm

2 stops21h 17m

Seattle/Tacoma Intl

Tue 3/31

7:25 am-7:15 am

2 stops19h 50m

$990

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Thu 3/5

4:45 pm-9:31 am

3 stops45h 46m

Seattle/Tacoma Intl

Tue 3/17

8:10 am-3:10 pm

2 stops27h 00m

$1,003

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Sun 3/1

11:59 pm-11:40 pm

1 stop28h 41m

Seattle/Tacoma Intl

Tue 3/31

7:25 am-7:15 am

2 stops19h 50m

$1,007

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Sun 3/1

11:59 pm-11:40 pm

1 stop28h 41m

Seattle/Tacoma Intl

Tue 3/31

10:16 pm-6:20 am

1 stop28h 04m

$1,020

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

Thu 3/5

5:15 pm-12:20 pm

2 stops24h 05m

Seattle/Tacoma Intl

Tue 3/17

8:00 am-10:30 am

2 stops22h 30m

$1,043

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Sun 3/15

4:45 pm-9:31 am

3 stops44h 46m

Seattle/Tacoma Intl

Sun 3/22

8:00 pm-3:10 pm

3 stops63h 10m

$1,046

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

Sun 3/1

8:25 pm-9:55 pm

2 stops30h 30m

Seattle/Tacoma Intl

Tue 3/31

8:00 am-2:50 pm

2 stops26h 50m

$1,075

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Sun 3/15

3:55 pm-9:48 pm

2 stops33h 53m

Seattle/Tacoma Intl

Sun 3/22

7:15 am-9:15 am

2 stops22h 00m

$1,078

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Buenos Aires and Seattle?

What is the cheapest month to fly to Seattle?

In general, March is the cheapest month to fly from Buenos Aires to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,101. If you don’t want to visit Seattle in March, then you should wait until October to fly from Buenos Aires, when ticket prices are also cheap, with an average price of $1,148.

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

You could potentially save up to 13% on your flight if you consider stops on a Buenos Aires to Seattle flight.

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

As of January 2026, prices for Buenos Aires to Seattle flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from Buenos Aires to Seattle

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

Estimated round-trip price

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

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

Fastest flight time	19h 04m
Direct flights	None

The fastest flight from Buenos Aires to Seattle takes 19h 04m

There are no direct flights from Buenos Aires to Seattle. There are no popular flight routes from Buenos Aires to Seattle.

Search flight deals

How far is Buenos Aires to Seattle/Tacoma Intl by plane?
The distance between Buenos Aires and Seattle/Tacoma Intl is about 6914.0 mi. In terms of flight time, this usually takes a little over 19h 04m.
When did momondo last update prices for flights from Buenos Aires to Seattle/Tacoma Intl Airport?
Prices for flights from Buenos Aires to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from Buenos Aires to Seattle/Tacoma Intl Airport?
There are 3 operators available for flights from Buenos Aires to Seattle/Tacoma Intl Airport as of January 2026.
How old do you have to be to fly from Buenos Aires to Seattle/Tacoma Intl 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 Buenos Aires to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Buenos Aires to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Buenos Aires to Seattle is Delta (31% of total bookings). The next most popular airlines are LATAM Airlines (31%), American Airlines (20%), and United Airlines (17%).

Best airlines flying from Buenos Aires to Seattle

Compare and see reviews for airlines that fly from Buenos Aires to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $934	Free Cancellation	Rating 7.9 8,111 reviews	Search Delta flights
American Airlines	PriceFrom $1,075	Free Cancellation	Rating 7.2 11,197 reviews	Search American Airlines flights
United Airlines	PriceFrom $1,219	Free Cancellation	Rating 7.4 9,198 reviews	Search United Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Marysville

Redmond

Puyallup

Cle Elum

Tukwila

Lakewood

Federal Way

Centralia

Westport

Kirkland

Fife

Shoreline

Why use momondo?

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

It is quick and easy to find Buenos Aires to Seattle 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 Seattle that suits you.

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

momondo does allow users to show only those flights to Seattle from Buenos Aires which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Buenos Aires to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Buenos Aires to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Buenos Aires to Seattle from $423

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buenos Aires to Seattle departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Find the cheapest flights from Buenos Aires to Seattle

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Air Canada flights from Buenos Aires to Seattle

Our best Air Canada deals on Buenos Aires to Seattle flight tickets

American Airlines flights from Buenos Aires to Seattle

Our best American Airlines deals on Buenos Aires to Seattle flight tickets

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

See travel insights to Seattle from

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

What is the typical price of a round-trip flight between Buenos Aires and Seattle?

What is the cheapest month to fly to Seattle?

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

You could potentially save up to 13% on your flight if you consider stops on a Buenos Aires to Seattle flight.

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

As of January 2026, prices for Buenos Aires to Seattle flights are approximately 4% cheaper when compared to flights at the same time last year.

What airlines fly to Seattle?

Which airport is the most popular layover for flights between Buenos Aires and Seattle?

Houston (IAH) was the most common stop: 45% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Buenos Aires to Seattle?

Flights via Dallas (DFW) offer the lowest average round-trip price of $1,191.

Which layover airport has the shortest travel time from Buenos Aires to Seattle?

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 17h 07m.

Which layover airport has the shortest connection time from Buenos Aires to Seattle?

Dallas (DFW) has the shortest average layover time for this route: 2h 07m.

When to book flights from Buenos Aires to Seattle

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

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

Fastest flight time

Direct flights

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

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

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

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

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

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

Best airlines flying from Buenos Aires to Seattle

Compare and see reviews for airlines that fly from Buenos Aires to Seattle with momondo

Traveling to a place near Seattle?

Why use momondo?

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

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

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

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

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington