What airlines fly to South America?

LATAM Airlines, Delta and American Airlines are the top three most popular airlines that fly to South America from Seattle according to our data. LATAM 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 7 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, American Airlines, and Volaris 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 7 as of April 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.

$231 Cheap Flights from Seattle to South America in 2026

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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.

7:55 am - 5:25 am

SEA

BOG

19h 30m

1 stop

7:35 am - 9:49 pm

BOG

SEA

16h 14m

1 stop

$550Multiple Airlines

Mon, May 11 - Fri, May 29

11:03 pm - 8:30 pm

SEA

BOG

19h 27m

1 stop

7:35 am - 10:00 pm

BOG

SEA

16h 25m

1 stop

$555Multiple Airlines

Sat, Aug 1 - Mon, Aug 17

7:00 am - 9:10 pm

SEA

MDE

12h 10m

1 stop

9:45 am - 10:52 pm

MDE

SEA

15h 07m

1 stop

$557United Airlines

Mon, May 4 - Thu, May 14

7:31 am - 11:50 pm

SEA

MDE

14h 19m

2 stops

6:00 am - 12:08 am

MDE

SEA

20h 08m

1 stop

$562American Airlines

Wed, Jun 3 - Tue, Jun 9

11:35 pm - 11:45 pm

SEA

MDE

22h 10m

2 stops

6:20 am - 10:00 pm

MDE

SEA

17h 40m

2 stops

$569LATAM Airlines

Thu, May 28 - Fri, Jun 12

7:00 am - 9:10 pm

SEA

MDE

12h 10m

1 stop

9:45 am - 7:14 pm

MDE

SEA

11h 29m

1 stop

$570United Airlines

Fri, Sep 25 - Sat, Oct 3

8:45 pm - 8:15 pm

SEA

MDE

21h 30m

1 stop

6:00 am - 12:08 am

MDE

SEA

20h 08m

1 stop

$572American Airlines

Wed, Jun 3 - Tue, Jun 9

11:50 am - 4:15 pm

SEA

GRU

24h 25m

2 stops

12:45 pm - 10:05 am

GRU

SEA

25h 20m

2 stops

$845Delta

Tue, Sep 15 - Sat, Sep 26

6:00 am - 7:30 pm

SEA

GRU

33h 30m

2 stops

8:00 am - 7:04 pm

GRU

SEA

39h 04m

2 stops

$847LATAM Airlines

Mon, Jun 1 - Tue, Jun 30

11:30 am - 9:45 am

SEA

EZE

18h 15m

1 stop

10:40 pm - 10:00 pm

EZE

SEA

27h 20m

1 stop

$959Delta

Thu, Jun 4 - Thu, Jun 18

Copa Airlines flights from Seattle to South America

Our best Copa Airlines deals on Seattle to South America flight tickets

Copa Airlines

Jun 6

SEA5:04 pmSeattle/Tacoma Intl

14h 25m

2 stops

BOG9:29 amBogotá El Dorado

Aug 26

BOG8:35 amBogotá El Dorado

15h 21m

2 stops

SEA9:56 pmSeattle/Tacoma Intl

$638

Copa Airlines

May 6

SEA5:45 pmSeattle/Tacoma Intl

13h 44m

2 stops

BOG9:29 amBogotá El Dorado

May 10

BOG8:35 amBogotá El Dorado

16h 54m

2 stops

SEA11:29 pmSeattle/Tacoma Intl

$684

Copa Airlines

Aug 20

SEA6:51 pmSeattle/Tacoma Intl

21h 59m

2 stops

GRU8:50 pmSao Paulo Guarulhos Intl

Aug 30

GRU5:00 amSao Paulo Guarulhos Intl

20h 56m

2 stops

SEA9:56 pmSeattle/Tacoma Intl

$846

Delta flights from Seattle to South America

Our best Delta deals on Seattle to South America flight tickets

Delta

Jun 24

SEA8:05 amSeattle/Tacoma Intl

13h 05m

1 stop

BOG11:10 pmBogotá El Dorado

Jul 13

BOG8:40 amBogotá El Dorado

15h 21m

1 stop

SEA10:01 pmSeattle/Tacoma Intl

$635

Delta

Jun 24

SEA6:00 amSeattle/Tacoma Intl

15h 10m

2 stops

BOG11:10 pmBogotá El Dorado

Jul 22

BOG8:40 amBogotá El Dorado

15h 21m

1 stop

SEA10:01 pmSeattle/Tacoma Intl

$640

Delta

Sep 15

SEA11:50 amSeattle/Tacoma Intl

24h 25m

2 stops

GRU4:15 pmSao Paulo Guarulhos Intl

Sep 26

GRU12:45 pmSao Paulo Guarulhos Intl

25h 20m

2 stops

SEA10:05 amSeattle/Tacoma Intl

$845

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Mon 5/11

7:55 am-5:25 am

1 stop19h 30m

Bogotá El Dorado

Fri 5/29

7:35 am-9:49 pm

1 stop16h 14m

$550

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Sat 8/1

11:03 pm-8:30 pm

1 stop19h 27m

Bogotá El Dorado

Mon 8/17

7:35 am-10:00 pm

1 stop16h 25m

$555

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Mon 5/4

7:00 am-9:10 pm

1 stop12h 10m

Medellín Jose Maria Cordova Intl

Thu 5/14

9:45 am-10:52 pm

1 stop15h 07m

$557

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Wed 6/3

7:31 am-11:50 pm

2 stops14h 19m

Medellín Jose Maria Cordova Intl

Tue 6/9

6:00 am-12:08 am

1 stop20h 08m

$562

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Thu 5/28

11:35 pm-11:45 pm

2 stops22h 10m

Medellín Jose Maria Cordova Intl

Fri 6/12

6:20 am-10:00 pm

2 stops17h 40m

$569

Quickest round-trip

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Fri 9/25

7:00 am-9:10 pm

1 stop12h 10m

Medellín Jose Maria Cordova Intl

Sat 10/3

9:45 am-7:14 pm

1 stop11h 29m

$570

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Wed 6/3

8:45 pm-8:15 pm

1 stop21h 30m

Medellín Jose Maria Cordova Intl

Tue 6/9

6:00 am-12:08 am

1 stop20h 08m

$572

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Tue 9/15

11:50 am-4:15 pm

2 stops24h 25m

Sao Paulo Guarulhos Intl

Sat 9/26

12:45 pm-10:05 am

2 stops25h 20m

$845

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Mon 6/1

6:00 am-7:30 pm

2 stops33h 30m

Sao Paulo Guarulhos Intl

Tue 6/30

8:00 am-7:04 pm

2 stops39h 04m

$847

SeattleBuenos Aires

SEA - EZE

SEAEZE

Seattle/Tacoma Intl

Thu 6/4

11:30 am-9:45 am

1 stop18h 15m

Buenos Aires Ministro Pistarini

Thu 6/18

10:40 pm-10:00 pm

1 stop27h 20m

$959

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, January 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 $919. If you aren’t able to travel during the month of January, then book flights to South America from Seattle during November instead. Flights to South America in November, while not as cheap as those in January, still average around $939.

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 $1,030 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 $835 on momondo.

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

You could potentially save up to 13% 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	11h 51m
Direct flights	None

The fastest flight from Seattle to South America takes 11h 51m

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

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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 7 as of April 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
Avianca	PriceFrom $258	Free Cancellation	Rating 6.5 2,514 reviews	Search Avianca flights
United Airlines	PriceFrom $337	Free Cancellation	Rating 7.4 9,648 reviews	Search United Airlines flights
Aeromexico	PriceFrom $484	Free Cancellation	Rating 7.4 1,545 reviews	Search Aeromexico flights
LATAM Airlines	PriceFrom $492	Free Cancellation	Rating 7.4 1,911 reviews	Search LATAM Airlines flights
Delta	PriceFrom $499	Free Cancellation	Rating 7.9 8,455 reviews	Search Delta flights
American Airlines	PriceFrom $499	Free Cancellation	Rating 7.1 11,669 reviews	Search American Airlines flights
GOL	PriceFrom $1,254	Free Cancellation	Rating 7.3 1,205 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.