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Cheap flights from Buenos Aires to Seattle from $534

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 8/19. 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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0 bags

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Find the cheapest flights from Buenos Aires to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
12:15 pm - 12:27 pm
EZE
-
SEA
28h 12m
2 stops
LATAM Airlines Logo
8:25 am - 9:40 am
SEA
-
EZE
21h 15m
1 stop
$949LATAM Airlines
Thu, Aug 20 - Wed, Sep 2
American Airlines Logo
10:20 pm - 12:00 pm
EZE
-
SEA
17h 40m
1 stop
American Airlines Logo
1:00 pm - 8:50 am
SEA
-
EZE
15h 50m
1 stop
$957American Airlines
Tue, Aug 18 - Tue, Aug 25
American Airlines Logo
10:20 pm - 12:00 pm
EZE
-
SEA
17h 40m
1 stop
American Airlines Logo
7:40 am - 7:15 am
SEA
-
EZE
19h 35m
2 stops
$961American Airlines
Tue, Aug 18 - Tue, Aug 25
LATAM Airlines Logo
7:16 pm - 12:30 pm
EZE
-
SEA
21h 14m
2 stops
LATAM Airlines Logo
8:25 am - 9:40 am
SEA
-
EZE
21h 15m
1 stop
$970LATAM Airlines
Wed, Jul 8 - Tue, Sep 1
Multiple Airlines Logo
3:55 am - 9:57 pm
EZE
-
SEA
22h 02m
2 stops
Multiple Airlines Logo
8:25 am - 9:40 am
SEA
-
EZE
21h 15m
1 stop
$984Multiple Airlines
Sun, Sep 20 - Wed, Oct 21
LATAM Airlines Logo
3:55 am - 10:05 pm
EZE
-
SEA
22h 10m
2 stops
LATAM Airlines Logo
8:00 am - 9:40 am
SEA
-
EZE
21h 40m
1 stop
$991LATAM Airlines
Wed, Aug 5 - Tue, Aug 18
LATAM Airlines Logo
12:15 pm - 12:58 pm
EZE
-
SEA
28h 43m
2 stops
LATAM Airlines Logo
8:25 am - 9:40 am
SEA
-
EZE
21h 15m
1 stop
$998LATAM Airlines
Mon, Sep 21 - Wed, Oct 21
Delta Logo
1:10 pm - 10:00 am
EZE
-
SEA
24h 50m
1 stop
Delta Logo
8:00 am - 9:40 am
SEA
-
EZE
21h 40m
1 stop
$1,003Delta
Mon, Jun 15 - Tue, Jul 7
American Airlines Logo
10:00 pm - 10:50 am
EZE
-
SEA
16h 50m
1 stop
American Airlines Logo
1:00 pm - 8:50 am
SEA
-
EZE
15h 50m
1 stop
$1,007American Airlines
Wed, Jul 8 - Tue, Sep 1
Multiple Airlines Logo
8:05 pm - 9:25 am
AEP
-
SEA
41h 20m
2 stops
Multiple Airlines Logo
6:50 am - 8:30 am
SEA
-
AEP
21h 40m
2 stops
$1,032Multiple Airlines
Mon, Sep 21 - Sun, Sep 27

Air Canada flights from Buenos Aires to Seattle

Our best Air Canada deals on Buenos Aires to Seattle flight tickets
Air Canada
Aug 6
EZE4:35 pmBuenos Aires Ministro Pistarini
45h 32m
3 stops
SEA10:07 amSeattle/Tacoma Intl
Aug 18
SEA8:00 amSeattle/Tacoma Intl
26h 30m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
$1,142
Air Canada
Sep 21
EZE4:35 pmBuenos Aires Ministro Pistarini
45h 17m
3 stops
SEA9:52 amSeattle/Tacoma Intl
Sep 27
SEA7:20 pmSeattle/Tacoma Intl
63h 10m
3 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
$1,212
Air Canada
Aug 12
EZE4:35 pmBuenos Aires Ministro Pistarini
45h 32m
3 stops
SEA10:07 amSeattle/Tacoma Intl
Aug 31
SEA3:00 pmSeattle/Tacoma Intl
43h 30m
3 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
$1,274

LATAM Airlines flights from Buenos Aires to Seattle

Our best LATAM Airlines deals on Buenos Aires to Seattle flight tickets
LATAM Airlines
Aug 20
EZE12:15 pmBuenos Aires Ministro Pistarini
28h 12m
2 stops
SEA12:27 pmSeattle/Tacoma Intl
Sep 2
SEA8:25 amSeattle/Tacoma Intl
21h 15m
1 stop
EZE9:40 amBuenos Aires Ministro Pistarini
$949
LATAM Airlines
Jul 8
EZE7:16 pmBuenos Aires Ministro Pistarini
21h 14m
2 stops
SEA12:30 pmSeattle/Tacoma Intl
Sep 1
SEA8:25 amSeattle/Tacoma Intl
21h 15m
1 stop
EZE9:40 amBuenos Aires Ministro Pistarini
$970
LATAM Airlines
Aug 5
EZE3:55 amBuenos Aires Ministro Pistarini
22h 10m
2 stops
SEA10:05 pmSeattle/Tacoma Intl
Aug 18
SEA8:00 amSeattle/Tacoma Intl
21h 40m
1 stop
EZE9:40 amBuenos Aires Ministro Pistarini
$991

momondo Fare Finder

 
Customize your flight search to find flights from Buenos Aires to Seattle 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 May 9, 2026.
Use the filters below to find and compare flights from Buenos Aires to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Thu 8/20

12:15 pm-12:27 pm

2 stops28h 12m

Seattle/Tacoma Intl

Wed 9/2

8:25 am-9:40 am

1 stop21h 15m

$949

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Tue 8/18

10:20 pm-12:00 pm

1 stop17h 40m

Seattle/Tacoma Intl

Tue 8/25

1:00 pm-8:50 am

1 stop15h 50m

$957

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Tue 8/18

10:20 pm-12:00 pm

1 stop17h 40m

Seattle/Tacoma Intl

Tue 8/25

7:40 am-7:15 am

2 stops19h 35m

$961

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Wed 7/8

7:16 pm-12:30 pm

2 stops21h 14m

Seattle/Tacoma Intl

Tue 9/1

8:25 am-9:40 am

1 stop21h 15m

$970

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Sun 9/20

3:55 am-9:57 pm

2 stops22h 02m

Seattle/Tacoma Intl

Wed 10/21

8:25 am-9:40 am

1 stop21h 15m

$984

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Wed 8/5

3:55 am-10:05 pm

2 stops22h 10m

Seattle/Tacoma Intl

Tue 8/18

8:00 am-9:40 am

1 stop21h 40m

$991

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Mon 9/21

12:15 pm-12:58 pm

2 stops28h 43m

Seattle/Tacoma Intl

Wed 10/21

8:25 am-9:40 am

1 stop21h 15m

$998

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Mon 6/15

1:10 pm-10:00 am

1 stop24h 50m

Seattle/Tacoma Intl

Tue 7/7

8:00 am-9:40 am

1 stop21h 40m

$1,003
Quickest round-trip

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Wed 7/8

10:00 pm-10:50 am

1 stop16h 50m

Seattle/Tacoma Intl

Tue 9/1

1:00 pm-8:50 am

1 stop15h 50m

$1,007

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

Mon 9/21

8:05 pm-9:25 am

2 stops41h 20m

Seattle/Tacoma Intl

Sun 9/27

6:50 am-8:30 am

2 stops21h 40m

$1,032

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 Seattle from

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

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, June 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 $871. If you don’t want to visit Seattle in June, then you should wait until December to fly from Buenos Aires, when ticket prices are also cheap, with an average price of $934.

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

You could potentially save up to 24% 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?

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

18h 34m

Direct flights

None
The fastest flight from Buenos Aires to Seattle takes 18h 34m
There are no direct flights from Buenos Aires to Seattle. There are no popular flight routes from Buenos Aires to Seattle.
Search flight deals

Frequently asked questions about flying from Buenos Aires to Seattle

  • 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 18h 34m.

  • 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?

  • 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?

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
American AirlinesPriceFrom $1,075Free CancellationRating
7.1
11,669 reviews
Search American Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Redmond
Kent
Tukwila
Puyallup
Marysville
Lakewood
Cle Elum
Federal Way
Centralia
Fife
Westport
Shoreline
Tumwater

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.

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