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Cheap flights from Seattle to Buenos Aires from $433

1 adult
1 adult, Economy, 0 bags

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
8:07 am - 7:30 amSEA  Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery
42h 23m2 stops Miami Lima J Chavez Intl
Multiple Airlines Logo
11:50 am - 9:56 pmAEP  Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl
39h 06m3 stops Santiago Arturo Merino Benitez Lima J Chavez Intl Miami
$1,057Multiple Airlines
Wed, Nov 11 - Tue, Dec 1
Multiple Airlines Logo
8:07 am - 7:30 amSEA  Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery
42h 23m2 stops Miami Lima J Chavez Intl
Multiple Airlines Logo
9:00 am - 9:56 pmAEP  Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl
41h 56m2 stops Lima J Chavez Intl Miami
$1,058Multiple Airlines
Wed, Nov 11 - Tue, Dec 1
Multiple Airlines Logo
7:05 pm - 5:40 amSEA  Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery
29h 35m3 stops Vancouver Intl Cancun Bogotá El Dorado
Multiple Airlines Logo
4:30 pm - 9:57 pmAEP  Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl
34h 27m3 stops Santiago Arturo Merino Benitez Los Angeles Los Angeles Vancouver Intl
$1,336Multiple Airlines
Tue, Dec 1 - Sun, Dec 6
Multiple Airlines Logo
7:05 pm - 5:40 amSEA  Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery
29h 35m3 stops Vancouver Intl Cancun Bogotá El Dorado
Multiple Airlines Logo
11:50 am - 2:37 pmAEP  Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl
31h 47m3 stops Santiago Arturo Merino Benitez Toronto Pearson Intl Vancouver Intl
$1,347Multiple Airlines
Tue, Dec 1 - Tue, Dec 15
Multiple Airlines Logo
7:45 am - 12:40 amSEA  Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery
35h 55m2 stops Toronto Pearson Intl Rio de Janeiro–Galeão Intl
Multiple Airlines Logo
12:20 pm - 8:59 pmAEP  Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl
37h 39m2 stops Santiago Arturo Merino Benitez Toronto Pearson Intl
$1,357Multiple Airlines
Tue, Dec 1 - Tue, Dec 15
Multiple Airlines Logo
8:25 am - 2:40 pmSEA  Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery
25h 15m2 stops Miami Santiago Arturo Merino Benitez
Multiple Airlines Logo
8:05 pm - 12:27 pmAEP  Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl
21h 22m2 stops Lima J Chavez Intl Los Angeles Los Angeles
$1,362Multiple Airlines
Mon, Jan 18 - Wed, Jan 27
LATAM Airlines Logo
2:30 pm - 6:30 pmSEA  Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery
23h 00m2 stops Los Angeles Los Angeles Lima J Chavez Intl
LATAM Airlines Logo
5:35 pm - 2:47 pmAEP  Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl
25h 12m2 stops Lima J Chavez Intl Los Angeles Los Angeles
$1,378LATAM Airlines
Mon, Jan 18 - Wed, Mar 24
LATAM Airlines Logo
9:20 pm - 7:40 amSEA  Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery
29h 20m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
5:35 pm - 1:00 pmAEP  Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl
24h 25m2 stops Lima J Chavez Intl Los Angeles Los Angeles
$1,378LATAM Airlines
Sun, Jan 17 - Tue, Jan 26
LATAM Airlines Logo
2:30 pm - 4:00 pmSEA  Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery
20h 30m2 stops Los Angeles Los Angeles Lima J Chavez Intl
LATAM Airlines Logo
5:35 pm - 2:47 pmAEP  Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl
26h 12m2 stops Lima J Chavez Intl Los Angeles Los Angeles
$1,378LATAM Airlines
Wed, Jan 27 - Wed, Feb 10
LATAM Airlines Logo
5:45 pm - 6:30 pmSEA  Seattle/Tacoma Intl-AEP Buenos Aires Jorge Newbery
19h 45m2 stops Salt Lake City Lima J Chavez Intl
LATAM Airlines Logo
5:35 pm - 1:00 pmAEP  Buenos Aires Jorge Newbery-SEA Seattle/Tacoma Intl
24h 25m2 stops Lima J Chavez Intl Los Angeles Los Angeles
$1,378LATAM Airlines
Tue, Jan 19 - Wed, Jan 27

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LATAM Airlines flights from Seattle to Buenos Aires Jorge Newbery Airport

Our best LATAM Airlines deals on Seattle to Buenos Aires Jorge Newbery Airport flight tickets
LATAM Airlines
Oct 31
SEA1:40 pmSeattle/Tacoma Intl
22h 20m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Nov 11
AEP5:35 pmBuenos Aires Jorge Newbery
26h 34m
2 stops
SEA3:09 pmSeattle/Tacoma Intl
$1,388
LATAM Airlines
Nov 4
SEA8:05 amSeattle/Tacoma Intl
30h 55m
2 stops
AEP8:00 pmBuenos Aires Jorge Newbery
Nov 18
AEP8:05 pmBuenos Aires Jorge Newbery
21h 35m
2 stops
SEA12:40 pmSeattle/Tacoma Intl
$1,398
LATAM Airlines
Oct 15
SEA2:30 pmSeattle/Tacoma Intl
21h 30m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Oct 29
AEP3:50 pmBuenos Aires Jorge Newbery
27h 00m
2 stops
SEA2:50 pmSeattle/Tacoma Intl
$1,441

Delta flights from Seattle to Buenos Aires Jorge Newbery Airport

Our best Delta deals on Seattle to Buenos Aires Jorge Newbery Airport flight tickets
Delta
Jan 18
SEA12:00 pmSeattle/Tacoma Intl
25h 30m
2 stops
AEP6:30 pmBuenos Aires Jorge Newbery
Jan 26
AEP8:05 pmBuenos Aires Jorge Newbery
21h 55m
2 stops
SEA1:00 pmSeattle/Tacoma Intl
$1,378
Delta
Jan 2
SEA6:00 amSeattle/Tacoma Intl
20h 40m
2 stops
AEP7:40 amBuenos Aires Jorge Newbery
Jan 21
AEP3:50 pmBuenos Aires Jorge Newbery
26h 10m
2 stops
SEA1:00 pmSeattle/Tacoma Intl
$1,438
Delta
Dec 13
SEA1:30 pmSeattle/Tacoma Intl
24h 00m
2 stops
AEP6:30 pmBuenos Aires Jorge Newbery
Dec 22
AEP8:05 pmBuenos Aires Jorge Newbery
22h 51m
2 stops
SEA1:56 pmSeattle/Tacoma Intl
$1,513

momondo Fare Finder

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

Fly from

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Route

Depart

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Price

Cheapest round-trip

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - AEP Buenos Aires Jorge Newbery

SEAAEP

Seattle/Tacoma Intl

Wed 11/11

8:07 am-7:30 am

2 stops42h 23m

Buenos Aires Jorge Newbery

Tue 12/1

11:50 am-9:56 pm

3 stops39h 06m

$1,057

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - AEP Buenos Aires Jorge Newbery

SEAAEP

Seattle/Tacoma Intl

Wed 11/11

8:07 am-7:30 am

2 stops42h 23m

Buenos Aires Jorge Newbery

Tue 12/1

9:00 am-9:56 pm

2 stops41h 56m

$1,058

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - AEP Buenos Aires Jorge Newbery

SEAAEP

Seattle/Tacoma Intl

Tue 12/1

7:05 pm-5:40 am

3 stops29h 35m

Buenos Aires Jorge Newbery

Sun 12/6

4:30 pm-9:57 pm

3 stops34h 27m

$1,336

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - AEP Buenos Aires Jorge Newbery

SEAAEP

Seattle/Tacoma Intl

Tue 12/1

7:05 pm-5:40 am

3 stops29h 35m

Buenos Aires Jorge Newbery

Tue 12/15

11:50 am-2:37 pm

3 stops31h 47m

$1,347

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - AEP Buenos Aires Jorge Newbery

SEAAEP

Seattle/Tacoma Intl

Tue 12/1

7:45 am-12:40 am

2 stops35h 55m

Buenos Aires Jorge Newbery

Tue 12/15

12:20 pm-8:59 pm

2 stops37h 39m

$1,357

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - AEP Buenos Aires Jorge Newbery

SEAAEP

Seattle/Tacoma Intl

Mon 1/18

8:25 am-2:40 pm

2 stops25h 15m

Buenos Aires Jorge Newbery

Wed 1/27

8:05 pm-12:27 pm

2 stops21h 22m

$1,362

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - AEP Buenos Aires Jorge Newbery

SEAAEP

Seattle/Tacoma Intl

Mon 1/18

2:30 pm-6:30 pm

2 stops23h 00m

Buenos Aires Jorge Newbery

Wed 3/24

5:35 pm-2:47 pm

2 stops25h 12m

$1,378

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - AEP Buenos Aires Jorge Newbery

SEAAEP

Seattle/Tacoma Intl

Sun 1/17

9:20 pm-7:40 am

2 stops29h 20m

Buenos Aires Jorge Newbery

Tue 1/26

5:35 pm-1:00 pm

2 stops24h 25m

$1,378

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - AEP Buenos Aires Jorge Newbery

SEAAEP

Seattle/Tacoma Intl

Wed 1/27

2:30 pm-4:00 pm

2 stops20h 30m

Buenos Aires Jorge Newbery

Wed 2/10

5:35 pm-2:47 pm

2 stops26h 12m

$1,378
Quickest round-trip

SeattleBuenos Aires

SEA Seattle/Tacoma Intl - AEP Buenos Aires Jorge Newbery

SEAAEP

Seattle/Tacoma Intl

Tue 1/19

5:45 pm-6:30 pm

2 stops19h 45m

Buenos Aires Jorge Newbery

Wed 1/27

5:35 pm-1:00 pm

2 stops24h 25m

$1,378

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Seattle to Buenos Aires Jorge Newbery Airport

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

Cheap Seattle to Buenos Aires Jorge Newbery Airport (SEA to AEP) flight deals and tips

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

Best Price Found

$433

Fastest flight time

20h 51m

Direct flights

None
The best one-way flight to Buenos Aires Jorge Newbery Airport from Seattle in the past 72 hours is $433. The best round-trip flight deal from Seattle to Buenos Aires Jorge Newbery Airport found on momondo in the last 72 hours is $1,057.
The fastest flight from Seattle to Buenos Aires Jorge Newbery Airport takes 20h 51m
There are no direct flights from Seattle to Buenos Aires Jorge Newbery Airport. There are no popular flight routes from Seattle to Buenos Aires Jorge Newbery Airport.
Search flight deals

Frequently asked questions about flying from Seattle to Buenos Aires Jorge Newbery Airport

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

    The straight-line distance from Seattle/Tacoma Intl to Buenos Aires Jorge Newbery is 6909.8 mi. Flights usually cover this in 20h 51m, depending on flying conditions and air traffic around both airports.

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Buenos Aires Jorge Newbery Airport.

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

    The travel and health documents required for your trip to Buenos Aires Jorge Newbery Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires Jorge Newbery Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Seattle to Buenos Aires Jorge Newbery Airport

  • How do I get Price Alerts for flights from Seattle to Buenos Aires Jorge Newbery Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Seattle from Buenos Aires Jorge Newbery Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Seattle to Buenos Aires Jorge Newbery Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Buenos Aires for you.

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

Flights from Seattle to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Seattle to Buenos Aires flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

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