What airlines fly to South America?

American Airlines, LATAM Airlines and Delta are the top three most popular airlines that fly to South America from Seattle according to our data. American Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to South America. Keep in mind that there are 5 different airlines that fly to South America on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Seattle/Tacoma Intl to South America?

United Airlines, GOL, and Aeromexico are the most popular carriers operating from Seattle/Tacoma Intl to South America

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?

The number of operators available for flights from Seattle/Tacoma Intl Airport to South America is 5 as of June 2026.

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.

$253 Cheap Flights from Seattle to South America in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to South America

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:59 pm - 9:10 pm

SEA

MDE

19h 11m

1 stop

9:45 am - 7:03 pm

MDE

SEA

11h 18m

1 stop

$566Multiple Airlines

Sat, Oct 3 - Tue, Oct 20

11:59 pm - 9:10 pm

SEA

MDE

19h 11m

1 stop

9:45 am - 10:45 pm

MDE

SEA

15h 00m

1 stop

$567United Airlines

Mon, Sep 21 - Thu, Sep 24

8:05 am - 9:00 am

SEA

MDE

21h 55m

1 stop

11:50 pm - 9:54 pm

MDE

SEA

25h 04m

1 stop

$570Multiple Airlines

Sun, Nov 1 - Sun, Nov 8

11:15 pm - 10:35 pm

SEA

MDE

21h 20m

2 stops

6:20 am - 10:02 pm

MDE

SEA

17h 42m

2 stops

$579LATAM Airlines

Tue, Aug 18 - Tue, Aug 25

11:59 pm - 9:10 pm

SEA

MDE

19h 11m

1 stop

9:45 am - 9:56 pm

MDE

SEA

14h 11m

2 stops

$581Azul

Fri, Oct 16 - Tue, Oct 27

9:30 am - 4:35 pm

SEA

UIO

28h 05m

1 stop

10:30 am - 7:55 pm

UIO

SEA

12h 25m

1 stop

$738Aeromexico

Sun, Nov 1 - Thu, Nov 12

9:30 am - 4:35 pm

SEA

UIO

28h 05m

1 stop

10:30 am - 7:55 pm

UIO

SEA

12h 25m

1 stop

$763Aeromexico

Sun, Nov 1 - Thu, Nov 12

7:05 pm - 3:15 am

SEA

LIM

29h 10m

2 stops

8:00 am - 8:54 pm

LIM

SEA

39h 54m

2 stops

$816Air Canada

Thu, Dec 3 - Mon, Dec 14

10:10 am - 6:10 am

SEA

LIM

17h 00m

2 stops

2:55 am - 8:54 pm

LIM

SEA

20h 59m

2 stops

$817Air Canada

Thu, Nov 5 - Fri, Nov 13

7:45 am - 10:35 am

SEA

GRU

21h 50m

1 stop

9:45 pm - 8:54 pm

GRU

SEA

28h 09m

2 stops

$857Azul

Tue, Nov 3 - Sat, Nov 21

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Avianca flights from Seattle to South America

Our best Avianca deals on Seattle to South America flight tickets

Avianca

Jul 29

SEA8:35 amSeattle/Tacoma Intl

15h 25m

2 stops

BOG2:00 amBogotá El Dorado

Aug 17

BOG4:25 amBogotá El Dorado

17h 53m

2 stops

SEA8:18 pmSeattle/Tacoma Intl

$649

Avianca

Jul 29

SEA8:35 amSeattle/Tacoma Intl

15h 25m

2 stops

BOG2:00 amBogotá El Dorado

Aug 17

BOG4:25 amBogotá El Dorado

17h 53m

2 stops

SEA8:18 pmSeattle/Tacoma Intl

$688

Avianca

Jul 31

SEA6:00 amSeattle/Tacoma Intl

29h 45m

2 stops

BOG1:45 pmBogotá El Dorado

Aug 26

BOG4:25 amBogotá El Dorado

19h 33m

2 stops

SEA9:58 pmSeattle/Tacoma Intl

$699

Delta flights from Seattle to South America

Our best Delta deals on Seattle to South America flight tickets

Delta

Nov 20

SEA9:20 pmSeattle/Tacoma Intl

40h 25m

2 stops

BOG4:45 pmBogotá El Dorado

Dec 1

BOG7:00 amBogotá El Dorado

14h 59m

2 stops

SEA6:59 pmSeattle/Tacoma Intl

$672

Delta

Nov 24

SEA6:00 amSeattle/Tacoma Intl

10h 30m

1 stop

BOG7:30 pmBogotá El Dorado

Dec 1

BOG7:00 amBogotá El Dorado

17h 58m

1 stop

SEA9:58 pmSeattle/Tacoma Intl

$713

Delta

Sep 1

SEA6:00 amSeattle/Tacoma Intl

10h 59m

1 stop

UIO6:59 pmQuito Mariscal Sucr

Sep 15

UIO12:59 amQuito Mariscal Sucr

21h 23m

1 stop

SEA8:22 pmSeattle/Tacoma Intl

$858

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Sat 10/3

11:59 pm-9:10 pm

1 stop19h 11m

Medellín Jose Maria Cordova Intl

Tue 10/20

9:45 am-7:03 pm

1 stop11h 18m

$566

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Mon 9/21

11:59 pm-9:10 pm

1 stop19h 11m

Medellín Jose Maria Cordova Intl

Thu 9/24

9:45 am-10:45 pm

1 stop15h 00m

$567

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Sun 11/1

8:05 am-9:00 am

1 stop21h 55m

Medellín Jose Maria Cordova Intl

Sun 11/8

11:50 pm-9:54 pm

1 stop25h 04m

$570

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Tue 8/18

11:15 pm-10:35 pm

2 stops21h 20m

Medellín Jose Maria Cordova Intl

Tue 8/25

6:20 am-10:02 pm

2 stops17h 42m

$579

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Fri 10/16

11:59 pm-9:10 pm

1 stop19h 11m

Medellín Jose Maria Cordova Intl

Tue 10/27

9:45 am-9:56 pm

2 stops14h 11m

$581

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 11/1

9:30 am-4:35 pm

1 stop28h 05m

Quito Mariscal Sucr

Thu 11/12

10:30 am-7:55 pm

1 stop12h 25m

$738

SeattleQuito

SEA - UIO

SEAUIO

Seattle/Tacoma Intl

Sun 11/1

9:30 am-4:35 pm

1 stop28h 05m

Quito Mariscal Sucr

Thu 11/12

10:30 am-7:55 pm

1 stop12h 25m

$763

SeattleLima

SEA - LIM

SEALIM

Seattle/Tacoma Intl

Thu 12/3

7:05 pm-3:15 am

2 stops29h 10m

Lima J Chavez Intl

Mon 12/14

8:00 am-8:54 pm

2 stops39h 54m

$816

SeattleLima

SEA - LIM

SEALIM

Seattle/Tacoma Intl

Thu 11/5

10:10 am-6:10 am

2 stops17h 00m

Lima J Chavez Intl

Fri 11/13

2:55 am-8:54 pm

2 stops20h 59m

$817

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Tue 11/3

7:45 am-10:35 am

1 stop21h 50m

Sao Paulo Guarulhos Intl

Sat 11/21

9:45 pm-8:54 pm

2 stops28h 09m

$857

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to South America?

In general, August 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 $157. If you aren’t able to travel during the month of August, then book flights to South America from Seattle during March instead. Flights to South America in March, while not as cheap as those in August, still average around $159.

How far in advance should I book a flight from Seattle 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 $1,054 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 $865 on momondo.

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

You could potentially save up to 11% 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

Fastest flight time	12h 00m
Direct flights	None

The fastest flight from Seattle to South America takes 12h 00m

There are no direct flights from Seattle to South America. There are no popular flight routes from Seattle to South America.

Search flight deals

Frequently asked questions about flying from Seattle to South America

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?
The number of operators available for flights from Seattle/Tacoma Intl Airport to South America is 5 as of June 2026.
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
LATAM Airlines	PriceFrom $492	Free Cancellation	Rating 7.4 1,932 reviews	Search LATAM Airlines flights
United Airlines	PriceFrom $517	Free Cancellation	Rating 7.4 9,818 reviews	Search United Airlines flights
American Airlines	PriceFrom $541	Free Cancellation	Rating 7.1 11,654 reviews	Search American Airlines flights
Delta	PriceFrom $552	Free Cancellation	Rating 7.9 8,403 reviews	Search Delta flights
GOL	PriceFrom $1,254	Free Cancellation	Rating 7.3 1,230 reviews	Search GOL 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.