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Cheap flights from Buenos Aires to Seattle from $488

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 8/28. 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 Buenos Aires to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
3:55 am - 9:55 pm
EZE
-
SEA
22h 00m
2 stops
LATAM Airlines Logo
1:40 pm - 6:21 pm
SEA
-
EZE
24h 41m
2 stops
$1,056LATAM Airlines
Sun, Sep 20 - Wed, Oct 21
Multiple Airlines Logo
11:25 pm - 7:55 pm
EZE
-
SEA
24h 30m
1 stop
Multiple Airlines Logo
10:34 am - 7:57 am
SEA
-
EZE
41h 23m
2 stops
$1,077Multiple Airlines
Thu, Aug 13 - Wed, Aug 26
Multiple Airlines Logo
4:00 am - 9:54 pm
EZE
-
SEA
21h 54m
2 stops
Multiple Airlines Logo
8:00 am - 7:15 pm
SEA
-
EZE
31h 15m
1 stop
$1,081Multiple Airlines
Wed, Sep 23 - Thu, Oct 15
Multiple Airlines Logo
9:15 pm - 10:00 pm
EZE
-
SEA
28h 45m
2 stops
Multiple Airlines Logo
8:13 am - 7:15 pm
SEA
-
EZE
31h 02m
1 stop
$1,094Multiple Airlines
Wed, Aug 19 - Wed, Aug 26
Multiple Airlines Logo
8:00 am - 10:00 pm
EZE
-
SEA
18h 00m
1 stop
Multiple Airlines Logo
8:13 am - 3:00 am
SEA
-
EZE
38h 47m
2 stops
$1,110Multiple Airlines
Tue, Aug 11 - Mon, Aug 24
Multiple Airlines Logo
5:25 am - 8:48 am
EZE
-
SEA
31h 23m
2 stops
Multiple Airlines Logo
8:13 am - 11:35 am
SEA
-
EZE
23h 22m
1 stop
$1,122Multiple Airlines
Mon, Aug 10 - Sun, Aug 23
Multiple Airlines Logo
8:00 am - 10:00 pm
EZE
-
SEA
18h 00m
1 stop
Multiple Airlines Logo
8:13 am - 3:00 am
SEA
-
EZE
38h 47m
2 stops
$1,124Multiple Airlines
Mon, Aug 10 - Mon, Aug 24
Multiple Airlines Logo
8:00 am - 10:00 pm
EZE
-
SEA
18h 00m
1 stop
Multiple Airlines Logo
8:13 am - 3:00 am
SEA
-
EZE
38h 47m
2 stops
$1,125Multiple Airlines
Thu, Aug 13 - Mon, Aug 24
Aeromexico Logo
11:25 pm - 7:55 pm
EZE
-
SEA
24h 30m
1 stop
Aeromexico Logo
9:30 am - 9:25 pm
SEA
-
EZE
31h 55m
1 stop
$1,131Aeromexico
Thu, Aug 13 - Wed, Aug 26
LATAM Airlines Logo
8:05 pm - 9:55 pm
AEP
-
SEA
29h 50m
2 stops
LATAM Airlines Logo
8:00 am - 4:00 pm
SEA
-
AEP
28h 00m
2 stops
$1,376LATAM Airlines
Wed, Sep 23 - Thu, Oct 15

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LATAM Airlines flights from Buenos Aires to Seattle

Our best LATAM Airlines deals on Buenos Aires to Seattle flight tickets
LATAM Airlines
Sep 23
AEP8:05 pmBuenos Aires Jorge Newbery
29h 50m
2 stops
SEA9:55 pmSeattle/Tacoma Intl
Oct 15
SEA8:00 amSeattle/Tacoma Intl
28h 00m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
$1,376
LATAM Airlines
Sep 21
AEP3:45 pmBuenos Aires Jorge Newbery
24h 45m
2 stops
SEA12:30 pmSeattle/Tacoma Intl
Sep 27
SEA11:59 pmSeattle/Tacoma Intl
38h 31m
2 stops
AEP6:30 pmBuenos Aires Jorge Newbery
$1,480
LATAM Airlines
Aug 6
AEP6:20 pmBuenos Aires Jorge Newbery
22h 07m
2 stops
SEA12:27 pmSeattle/Tacoma Intl
Aug 18
SEA7:16 amSeattle/Tacoma Intl
20h 24m
2 stops
AEP7:40 amBuenos Aires Jorge Newbery
$1,492

Aeromexico flights from Buenos Aires to Seattle

Our best Aeromexico deals on Buenos Aires to Seattle flight tickets
Aeromexico
Aug 13
EZE11:25 pmBuenos Aires Ministro Pistarini
24h 30m
1 stop
SEA7:55 pmSeattle/Tacoma Intl
Aug 26
SEA9:30 amSeattle/Tacoma Intl
31h 55m
1 stop
EZE9:25 pmBuenos Aires Ministro Pistarini
$1,131
Aeromexico
Aug 13
EZE11:25 pmBuenos Aires Ministro Pistarini
24h 30m
1 stop
SEA7:55 pmSeattle/Tacoma Intl
Aug 26
SEA9:30 amSeattle/Tacoma Intl
31h 55m
1 stop
EZE9:25 pmBuenos Aires Ministro Pistarini
$1,132
Aeromexico
Aug 13
EZE11:25 pmBuenos Aires Ministro Pistarini
24h 30m
1 stop
SEA7:55 pmSeattle/Tacoma Intl
Aug 26
SEA9:30 amSeattle/Tacoma Intl
31h 55m
1 stop
EZE9:25 pmBuenos Aires Ministro Pistarini
$1,197

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 July 7, 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
Quickest round-trip

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Sun 9/20

3:55 am-9:55 pm

2 stops22h 00m

Seattle/Tacoma Intl

Wed 10/21

1:40 pm-6:21 pm

2 stops24h 41m

$1,056

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Thu 8/13

11:25 pm-7:55 pm

1 stop24h 30m

Seattle/Tacoma Intl

Wed 8/26

10:34 am-7:57 am

2 stops41h 23m

$1,077

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Wed 9/23

4:00 am-9:54 pm

2 stops21h 54m

Seattle/Tacoma Intl

Thu 10/15

8:00 am-7:15 pm

1 stop31h 15m

$1,081

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Wed 8/19

9:15 pm-10:00 pm

2 stops28h 45m

Seattle/Tacoma Intl

Wed 8/26

8:13 am-7:15 pm

1 stop31h 02m

$1,094

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Tue 8/11

8:00 am-10:00 pm

1 stop18h 00m

Seattle/Tacoma Intl

Mon 8/24

8:13 am-3:00 am

2 stops38h 47m

$1,110

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Mon 8/10

5:25 am-8:48 am

2 stops31h 23m

Seattle/Tacoma Intl

Sun 8/23

8:13 am-11:35 am

1 stop23h 22m

$1,122

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Mon 8/10

8:00 am-10:00 pm

1 stop18h 00m

Seattle/Tacoma Intl

Mon 8/24

8:13 am-3:00 am

2 stops38h 47m

$1,124

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Thu 8/13

8:00 am-10:00 pm

1 stop18h 00m

Seattle/Tacoma Intl

Mon 8/24

8:13 am-3:00 am

2 stops38h 47m

$1,125

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Thu 8/13

11:25 pm-7:55 pm

1 stop24h 30m

Seattle/Tacoma Intl

Wed 8/26

9:30 am-9:25 pm

1 stop31h 55m

$1,131

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

Wed 9/23

8:05 pm-9:55 pm

2 stops29h 50m

Seattle/Tacoma Intl

Thu 10/15

8:00 am-4:00 pm

2 stops28h 00m

$1,376

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, May 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 $763. If you don’t want to visit Seattle in May, 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 26% on your flight if you consider stops on a Buenos Aires to Seattle flight.

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 00m

Direct flights

None
The fastest flight from Buenos Aires to Seattle takes 18h 00m
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 00m.

  • 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 $1,050Free CancellationRating
7.1
11,784 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
Lakewood
Puyallup
Tukwila
Cle Elum
Federal Way
Fife
Marysville
Centralia
Kirkland
Shoreline
Westport

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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