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Cheap flights from Seattle to South America from $188

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to South America departing on 10/6. 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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Find the cheapest flights from Seattle to South America

Cheap round-trip flights

Logo
6:30 am - 3:25 amSEA-LIM
18h 55m2 stops
Logo
3:05 am - 9:02 pmLIM-SEA
19h 57m2 stops
$476
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Tue, Oct 21 - Fri, Oct 31
Logo
7:57 pm - 3:30 amSEA-LIM
28h 33m2 stops
Logo
3:05 am - 4:56 pmLIM-SEA
16h 51m2 stops
$482
Find Deal
Sun, Nov 2 - Wed, Nov 12
United Airlines Logo
7:30 pm - 9:30 amSEA-GRU
33h 00m2 stops
United Airlines Logo
9:45 pm - 11:32 amGRU-SEA
18h 47m1 stop
$491United Airlines
Find Deal
Tue, Jan 27 - Tue, Feb 10
United Airlines Logo
7:00 am - 7:15 amSEA-GRU
19h 15m1 stop
United Airlines Logo
9:45 pm - 11:40 amGRU-SEA
18h 55m1 stop
$500United Airlines
Find Deal
Thu, Feb 5 - Thu, Feb 19
American Airlines Logo
11:44 am - 7:15 amSEA-GRU
15h 31m1 stop
American Airlines Logo
12:15 am - 11:26 pmGRU-SEA
28h 11m1 stop
$511American Airlines
Find Deal
Thu, Oct 23 - Sun, Nov 9
American Airlines Logo
6:05 am - 5:15 amSEA-GRU
19h 10m2 stops
American Airlines Logo
12:15 am - 11:35 pmGRU-SEA
27h 20m1 stop
$516American Airlines
Find Deal
Wed, Oct 1 - Thu, Oct 30
LATAM Airlines Logo
6:00 am - 5:40 amSEA-GRU
18h 40m1 stop
LATAM Airlines Logo
9:15 pm - 10:56 amGRU-SEA
18h 41m1 stop
$529LATAM Airlines
Find Deal
Mon, Dec 1 - Mon, Dec 8
LATAM Airlines Logo
9:58 pm - 7:58 pmSEA-BOG
20h 00m2 stops
LATAM Airlines Logo
10:45 am - 10:06 pmBOG-SEA
13h 21m1 stop
$537LATAM Airlines
Find Deal
Sat, Sep 13 - Sun, Sep 21
Delta Logo
9:58 pm - 7:58 pmSEA-BOG
20h 00m2 stops
Delta Logo
1:35 am - 10:06 pmBOG-SEA
22h 31m1 stop
$545Delta
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Thu, Sep 11 - Sat, Sep 13
Delta Logo
3:45 pm - 2:25 pmSEA-BOG
20h 40m1 stop
Delta Logo
1:35 am - 2:44 pmBOG-SEA
16h 09m2 stops
$557Delta
Find Deal
Sat, Nov 1 - Sat, Nov 15

Delta flights from Seattle to South America

Our best Delta deals on Seattle to South America flight tickets
Delta
Sep 11
SEA9:58 pmSeattle/Tacoma Intl
20h 00m
2 stops
BOG7:58 pmBogotá El Dorado
Sep 13
BOG1:35 amBogotá El Dorado
22h 31m
1 stop
SEA10:06 pmSeattle/Tacoma Intl
$545
Find similar
Delta
Nov 1
SEA3:45 pmSeattle/Tacoma Intl
20h 40m
1 stop
BOG2:25 pmBogotá El Dorado
Nov 15
BOG1:35 amBogotá El Dorado
16h 09m
2 stops
SEA2:44 pmSeattle/Tacoma Intl
$557
Find similar
Delta
Sep 13
SEA3:15 pmSeattle/Tacoma Intl
26h 00m
1 stop
BOG7:15 pmBogotá El Dorado
Sep 16
BOG10:45 amBogotá El Dorado
13h 21m
1 stop
SEA10:06 pmSeattle/Tacoma Intl
$558
Find similar

Aeromexico flights from Seattle to South America

Our best Aeromexico deals on Seattle to South America flight tickets
Aeromexico
Feb 12
SEA9:30 amSeattle/Tacoma Intl
11h 49m
1 stop
BOG12:19 amBogotá El Dorado
Feb 19
BOG8:00 amBogotá El Dorado
15h 00m
1 stop
SEA8:00 pmSeattle/Tacoma Intl
$552
Find similar
Aeromexico
Dec 1
SEA9:45 pmSeattle/Tacoma Intl
23h 45m
2 stops
BOG12:30 amBogotá El Dorado
Dec 8
BOG1:47 amBogotá El Dorado
21h 13m
1 stop
SEA8:00 pmSeattle/Tacoma Intl
$579
Find similar
Aeromexico
Oct 14
SEA9:30 amSeattle/Tacoma Intl
12h 20m
1 stop
BOG11:50 pmBogotá El Dorado
Oct 15
BOG7:20 amBogotá El Dorado
39h 30m
2 stops
SEA8:50 pmSeattle/Tacoma Intl
$595
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to South America 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 September 1, 2025.
Use the filters below to find and compare flights from Seattle to South America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleLima

SEA - LIM

SEALIM

Seattle/Tacoma Intl

Tue 10/21

6:30 am-3:25 am

2 stops18h 55m

Lima J Chavez Intl

Fri 10/31

3:05 am-9:02 pm

2 stops19h 57m

$476

SeattleLima

SEA - LIM

SEALIM

Seattle/Tacoma Intl

Sun 11/2

7:57 pm-3:30 am

2 stops28h 33m

Lima J Chavez Intl

Wed 11/12

3:05 am-4:56 pm

2 stops16h 51m

$482

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Tue 1/27

7:30 pm-9:30 am

2 stops33h 00m

Sao Paulo Guarulhos Intl

Tue 2/10

9:45 pm-11:32 am

1 stop18h 47m

$491

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Thu 2/5

7:00 am-7:15 am

1 stop19h 15m

Sao Paulo Guarulhos Intl

Thu 2/19

9:45 pm-11:40 am

1 stop18h 55m

$500

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Thu 10/23

11:44 am-7:15 am

1 stop15h 31m

Sao Paulo Guarulhos Intl

Sun 11/9

12:15 am-11:26 pm

1 stop28h 11m

$511

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Wed 10/1

6:05 am-5:15 am

2 stops19h 10m

Sao Paulo Guarulhos Intl

Thu 10/30

12:15 am-11:35 pm

1 stop27h 20m

$516

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Mon 12/1

6:00 am-5:40 am

1 stop18h 40m

Sao Paulo Guarulhos Intl

Mon 12/8

9:15 pm-10:56 am

1 stop18h 41m

$529

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Sat 9/13

9:58 pm-7:58 pm

2 stops20h 00m

Bogotá El Dorado

Sun 9/21

10:45 am-10:06 pm

1 stop13h 21m

$537

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Thu 9/11

9:58 pm-7:58 pm

2 stops20h 00m

Bogotá El Dorado

Sat 9/13

1:35 am-10:06 pm

1 stop22h 31m

$545

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Sat 11/1

3:45 pm-2:25 pm

1 stop20h 40m

Bogotá El Dorado

Sat 11/15

1:35 am-2:44 pm

2 stops16h 09m

$557

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Seattle to South America

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 cheapest month to fly to South America?

In general, September is the cheapest month to fly from Seattle to South America. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $942. If you aren’t able to travel during the month of September, then book flights to South America from Seattle during October instead. Flights to South America in October, while not as cheap as those in September, still average around $954.

What is the cheapest day to depart on your flight to South America?

The cheapest day to depart from Seattle to South America is on a Tuesday when prices can be found for as low as $877. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to South America for around $977.

What is the cheapest time of day to depart on your flight to South America?

Our data shows that the cheapest Seattle to South America flights are usually those with departure times in the afternoon. Our users have found flights to South America in the afternoon for as low as $883. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,010 on average. Flights to South America from Seattle at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to South America?

You are more likely to see cheaper flights to South America from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to South America for around $1,048 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South America from Seattle for as low as $880 on momondo.

Can stopping save me money on Seattle to South America flights?

You could potentially save up to 17% on your flight if you consider stops on a Seattle to South America flight.

Cheap Seattle to South America flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to South America

Direct flights

None
There are no direct flights from Seattle to South America. There are no popular flight routes from Seattle to South America.
Search flight deals

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to South America?

    Prices for flights from Seattle/Tacoma Intl Airport to South America refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to South America?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to South America?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to South America.

  • What documentation or ID do you need to fly to South America?

    The travel and health documents you'll need for your trip to South America 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 South America. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to South America

Compare and see reviews for airlines that fly from Seattle to South America with momondo
Airline
Rating
Free Cancellation
Price
AeromexicoPriceFrom $300Free CancellationRating
7.4
1,710 reviews
Search Aeromexico flights
Spirit AirlinesPriceFrom $382Free CancellationRating
6.3
8,009 reviews
Search Spirit Airlines flights
DeltaPriceFrom $449Free CancellationRating
7.9
7,974 reviews
Search Delta flights
LATAM AirlinesPriceFrom $449Free CancellationRating
7.5
1,844 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $498Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $498Free CancellationRating
7.4
8,936 reviews
Search United Airlines flights
GOLPriceFrom $599Free CancellationRating
7.3
1,101 reviews
Search GOL flights
Copa AirlinesPriceFrom $627Free CancellationRating
7.5
1,519 reviews
Search Copa Airlines flights
Air CanadaPriceFrom $745Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to South America?

Finding the right flight to South America from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to South America quick and easy, saving you time and money.

Can I find flights from Seattle to South America with flexible booking policies on momondo?

Yes. All flights to South America from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to South America?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to South America from Seattle.

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

Price alerts on flights to South America from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your South America 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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Find better results for your trip to South America

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Popular flights according to clicks in the last 7 days on momondo
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