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Cheap flights from Buenos Aires to Seattle from $561

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 11/5. 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.
American Airlines Logo
10:00 pm - 10:50 am
EZE
-
SEA
16h 50m
1 stop
American Airlines Logo
11:40 am - 7:15 am
SEA
-
EZE
15h 35m
1 stop
$998American Airlines
Mon, Jul 6 - Mon, Jul 13
American Airlines Logo
8:50 pm - 11:58 am
EZE
-
SEA
19h 08m
1 stop
American Airlines Logo
7:40 am - 7:15 am
SEA
-
EZE
19h 35m
2 stops
$1,002American Airlines
Tue, Aug 18 - Tue, Aug 25
American Airlines Logo
10:30 pm - 12:20 am
EZE
-
SEA
29h 50m
1 stop
American Airlines Logo
5:24 am - 8:30 am
SEA
-
EZE
22h 06m
1 stop
$1,015American Airlines
Tue, Sep 1 - Tue, Dec 1
Multiple Airlines Logo
3:55 am - 9:54 pm
EZE
-
SEA
21h 59m
2 stops
Multiple Airlines Logo
8:00 am - 6:10 am
SEA
-
EZE
42h 10m
2 stops
$1,028Multiple Airlines
Sun, Sep 20 - Wed, Oct 21
Multiple Airlines Logo
7:21 pm - 3:08 pm
EZE
-
SEA
23h 47m
2 stops
Multiple Airlines Logo
8:00 am - 6:10 am
SEA
-
EZE
42h 10m
2 stops
$1,040Multiple Airlines
Mon, Sep 21 - Wed, Oct 21
Delta Logo
8:10 pm - 9:49 am
EZE
-
SEA
17h 39m
1 stop
Delta Logo
7:16 am - 9:40 am
SEA
-
EZE
22h 24m
2 stops
$1,047Delta
Wed, Aug 12 - Mon, Aug 31
Delta Logo
3:55 am - 10:00 am
EZE
-
SEA
34h 05m
2 stops
Delta Logo
8:09 am - 6:50 pm
SEA
-
EZE
30h 41m
1 stop
$1,050Delta
Fri, Jul 3 - Sat, Jul 18
United Airlines Logo
9:00 pm - 2:24 pm
EZE
-
SEA
21h 24m
2 stops
United Airlines Logo
12:10 pm - 8:00 am
SEA
-
EZE
15h 50m
1 stop
$1,056United Airlines
Wed, Aug 19 - Wed, Sep 16
LATAM Airlines Logo
3:55 am - 10:00 am
EZE
-
SEA
34h 05m
2 stops
LATAM Airlines Logo
8:09 am - 6:50 pm
SEA
-
EZE
30h 41m
1 stop
$1,059LATAM Airlines
Fri, Jul 3 - Sat, Jul 18
LATAM Airlines Logo
9:25 am - 10:05 pm
AEP
-
SEA
40h 40m
2 stops
LATAM Airlines Logo
8:00 am - 4:00 pm
SEA
-
AEP
28h 00m
2 stops
$1,081LATAM Airlines
Wed, Aug 19 - Tue, Sep 15

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American Airlines flights from Buenos Aires to Seattle

Our best American Airlines deals on Buenos Aires to Seattle flight tickets
American Airlines
Jul 6
EZE10:00 pmBuenos Aires Ministro Pistarini
16h 50m
1 stop
SEA10:50 amSeattle/Tacoma Intl
Jul 13
SEA11:40 amSeattle/Tacoma Intl
15h 35m
1 stop
EZE7:15 amBuenos Aires Ministro Pistarini
$998
American Airlines
Aug 18
EZE8:50 pmBuenos Aires Ministro Pistarini
19h 08m
1 stop
SEA11:58 amSeattle/Tacoma Intl
Aug 25
SEA7:40 amSeattle/Tacoma Intl
19h 35m
2 stops
EZE7:15 amBuenos Aires Ministro Pistarini
$1,002
American Airlines
Sep 1
EZE10:30 pmBuenos Aires Ministro Pistarini
29h 50m
1 stop
SEA12:20 amSeattle/Tacoma Intl
Dec 1
SEA5:24 amSeattle/Tacoma Intl
22h 06m
1 stop
EZE8:30 amBuenos Aires Ministro Pistarini
$1,015

Air Canada flights from Buenos Aires to Seattle

Our best Air Canada deals on Buenos Aires to Seattle flight tickets
Air Canada
Aug 19
EZE4:35 pmBuenos Aires Ministro Pistarini
45h 32m
3 stops
SEA10:07 amSeattle/Tacoma Intl
Sep 13
SEA8:00 amSeattle/Tacoma Intl
26h 30m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
$1,139
Air Canada
Aug 17
EZE4:35 pmBuenos Aires Ministro Pistarini
45h 30m
3 stops
SEA10:05 amSeattle/Tacoma Intl
Sep 15
SEA8:00 amSeattle/Tacoma Intl
26h 30m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
$1,153
Air Canada
Dec 21
EZE4:45 pmBuenos Aires Ministro Pistarini
45h 42m
3 stops
SEA9:27 amSeattle/Tacoma Intl
Mar 14
SEA7:00 pmSeattle/Tacoma Intl
64h 05m
3 stops
EZE3:05 pmBuenos Aires Ministro Pistarini
$1,154

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 2, 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

Mon 7/6

10:00 pm-10:50 am

1 stop16h 50m

Seattle/Tacoma Intl

Mon 7/13

11:40 am-7:15 am

1 stop15h 35m

$998

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Tue 8/18

8:50 pm-11:58 am

1 stop19h 08m

Seattle/Tacoma Intl

Tue 8/25

7:40 am-7:15 am

2 stops19h 35m

$1,002

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Tue 9/1

10:30 pm-12:20 am

1 stop29h 50m

Seattle/Tacoma Intl

Tue 12/1

5:24 am-8:30 am

1 stop22h 06m

$1,015

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Sun 9/20

3:55 am-9:54 pm

2 stops21h 59m

Seattle/Tacoma Intl

Wed 10/21

8:00 am-6:10 am

2 stops42h 10m

$1,028

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Mon 9/21

7:21 pm-3:08 pm

2 stops23h 47m

Seattle/Tacoma Intl

Wed 10/21

8:00 am-6:10 am

2 stops42h 10m

$1,040

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Wed 8/12

8:10 pm-9:49 am

1 stop17h 39m

Seattle/Tacoma Intl

Mon 8/31

7:16 am-9:40 am

2 stops22h 24m

$1,047

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Fri 7/3

3:55 am-10:00 am

2 stops34h 05m

Seattle/Tacoma Intl

Sat 7/18

8:09 am-6:50 pm

1 stop30h 41m

$1,050

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Wed 8/19

9:00 pm-2:24 pm

2 stops21h 24m

Seattle/Tacoma Intl

Wed 9/16

12:10 pm-8:00 am

1 stop15h 50m

$1,056

Buenos AiresSeattle

EZE - SEA

EZESEA

Buenos Aires Ministro Pistarini

Fri 7/3

3:55 am-10:00 am

2 stops34h 05m

Seattle/Tacoma Intl

Sat 7/18

8:09 am-6:50 pm

1 stop30h 41m

$1,059

Buenos AiresSeattle

AEP - SEA

AEPSEA

Buenos Aires Jorge Newbery

Wed 8/19

9:25 am-10:05 pm

2 stops40h 40m

Seattle/Tacoma Intl

Tue 9/15

8:00 am-4:00 pm

2 stops28h 00m

$1,081

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

17h 39m

Direct flights

None
The fastest flight from Buenos Aires to Seattle takes 17h 39m
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 17h 39m.

  • 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
11,768 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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