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Cheap flights from Seattle to South America from $143

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 11/14. 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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0 bags

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Find the cheapest flights from Seattle to South America

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:35 am - 12:57 amSEA-MDE
13h 22m1 stop
Multiple Airlines Logo
3:14 pm - 10:10 pmMDE-SEA
33h 56m1 stop
$443Multiple Airlines
Find Deal
Wed, Nov 12 - Thu, Nov 13
Multiple Airlines Logo
8:35 am - 12:57 amSEA-MDE
13h 22m1 stop
Multiple Airlines Logo
1:52 am - 10:10 pmMDE-SEA
23h 18m1 stop
$481Multiple Airlines
Find Deal
Tue, Nov 11 - Thu, Nov 13
LATAM Airlines Logo
5:00 am - 6:30 pmSEA-BOG
10h 30m1 stop
LATAM Airlines Logo
8:35 am - 9:40 pmBOG-SEA
16h 05m1 stop
$533LATAM Airlines
Find Deal
Sun, Nov 2 - Thu, Nov 6
LATAM Airlines Logo
11:00 pm - 4:45 pmSEA-BOG
14h 45m2 stops
LATAM Airlines Logo
7:00 am - 8:50 pmBOG-SEA
16h 50m2 stops
$538LATAM Airlines
Find Deal
Mon, Nov 10 - Wed, Nov 19
United Airlines Logo
7:03 am - 10:35 pmSEA-BOG
13h 32m1 stop
United Airlines Logo
1:30 am - 12:20 pmBOG-SEA
12h 50m1 stop
$543United Airlines
Find Deal
Mon, Mar 9 - Tue, Mar 10
United Airlines Logo
7:03 am - 10:35 pmSEA-BOG
13h 32m1 stop
United Airlines Logo
8:15 am - 11:04 pmBOG-SEA
16h 49m2 stops
$546United Airlines
Find Deal
Mon, Mar 9 - Wed, Mar 11
Delta Logo
3:47 pm - 7:30 pmSEA-BOG
24h 43m1 stop
Delta Logo
7:00 am - 11:58 pmBOG-SEA
19h 58m2 stops
$563Delta
Find Deal
Wed, Dec 3 - Thu, Dec 11
Delta Logo
3:47 pm - 7:30 pmSEA-BOG
24h 43m1 stop
Delta Logo
3:55 pm - 5:41 pmBOG-SEA
28h 46m1 stop
$564Delta
Find Deal
Fri, Dec 5 - Sun, Dec 14
American Airlines Logo
12:59 am - 11:30 pmSEA-BOG
19h 31m1 stop
American Airlines Logo
11:55 pm - 10:44 amBOG-SEA
13h 49m1 stop
$586American Airlines
Find Deal
Wed, Nov 12 - Thu, Nov 20
American Airlines Logo
12:59 am - 11:30 pmSEA-BOG
19h 31m1 stop
American Airlines Logo
11:55 pm - 9:45 amBOG-SEA
12h 50m1 stop
$588American Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 24

United Airlines flights from Seattle to South America

Our best United Airlines deals on Seattle to South America flight tickets
United Airlines
Mar 9
SEA7:03 amSeattle/Tacoma Intl
13h 32m
1 stop
BOG10:35 pmBogotá El Dorado
Mar 10
BOG1:30 amBogotá El Dorado
12h 50m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
$543
Find similar
United Airlines
Mar 9
SEA7:03 amSeattle/Tacoma Intl
13h 32m
1 stop
BOG10:35 pmBogotá El Dorado
Mar 11
BOG8:15 amBogotá El Dorado
16h 49m
2 stops
SEA11:04 pmSeattle/Tacoma Intl
$546
Find similar
United Airlines
Mar 9
SEA5:07 amSeattle/Tacoma Intl
15h 28m
2 stops
BOG10:35 pmBogotá El Dorado
Mar 10
BOG1:30 amBogotá El Dorado
13h 54m
2 stops
SEA1:24 pmSeattle/Tacoma Intl
$547
Find similar

American Airlines flights from Seattle to South America

Our best American Airlines deals on Seattle to South America flight tickets
American Airlines
Nov 12
SEA12:59 amSeattle/Tacoma Intl
19h 31m
1 stop
BOG11:30 pmBogotá El Dorado
Nov 20
BOG11:55 pmBogotá El Dorado
13h 49m
1 stop
SEA10:44 amSeattle/Tacoma Intl
$586
Find similar
American Airlines
Nov 13
SEA12:59 amSeattle/Tacoma Intl
19h 31m
1 stop
BOG11:30 pmBogotá El Dorado
Nov 24
BOG11:55 pmBogotá El Dorado
12h 50m
1 stop
SEA9:45 amSeattle/Tacoma Intl
$588
Find similar
American Airlines
Nov 13
SEA12:59 amSeattle/Tacoma Intl
19h 31m
1 stop
BOG11:30 pmBogotá El Dorado
Nov 24
BOG8:00 amBogotá El Dorado
18h 26m
1 stop
SEA11:26 pmSeattle/Tacoma Intl
$590
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 October 16, 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

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Wed 11/12

8:35 am-12:57 am

1 stop13h 22m

Medellín Jose Maria Cordova Intl

Thu 11/13

3:14 pm-10:10 pm

1 stop33h 56m

$443

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Tue 11/11

8:35 am-12:57 am

1 stop13h 22m

Medellín Jose Maria Cordova Intl

Thu 11/13

1:52 am-10:10 pm

1 stop23h 18m

$481

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Sun 11/2

5:00 am-6:30 pm

1 stop10h 30m

Bogotá El Dorado

Thu 11/6

8:35 am-9:40 pm

1 stop16h 05m

$533

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Mon 11/10

11:00 pm-4:45 pm

2 stops14h 45m

Bogotá El Dorado

Wed 11/19

7:00 am-8:50 pm

2 stops16h 50m

$538

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Mon 3/9

7:03 am-10:35 pm

1 stop13h 32m

Bogotá El Dorado

Tue 3/10

1:30 am-12:20 pm

1 stop12h 50m

$543

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Mon 3/9

7:03 am-10:35 pm

1 stop13h 32m

Bogotá El Dorado

Wed 3/11

8:15 am-11:04 pm

2 stops16h 49m

$546

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Wed 12/3

3:47 pm-7:30 pm

1 stop24h 43m

Bogotá El Dorado

Thu 12/11

7:00 am-11:58 pm

2 stops19h 58m

$563

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Fri 12/5

3:47 pm-7:30 pm

1 stop24h 43m

Bogotá El Dorado

Sun 12/14

3:55 pm-5:41 pm

1 stop28h 46m

$564

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Wed 11/12

12:59 am-11:30 pm

1 stop19h 31m

Bogotá El Dorado

Thu 11/20

11:55 pm-10:44 am

1 stop13h 49m

$586

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Thu 11/13

12:59 am-11:30 pm

1 stop19h 31m

Bogotá El Dorado

Mon 11/24

11:55 pm-9:45 am

1 stop12h 50m

$588

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, 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 $920. If you aren’t able to travel during the month of August, then book flights to South America from Seattle during October instead. Flights to South America in October, while not as cheap as those in August, still average around $939.

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 $1,024 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 $870 on momondo.

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
1,683 reviews
Search Aeromexico flights
LATAM AirlinesPriceFrom $459Free CancellationRating
7.5
1,866 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $498Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
DeltaPriceFrom $498Free CancellationRating
7.9
7,977 reviews
Search Delta flights
United AirlinesPriceFrom $498Free CancellationRating
7.4
8,982 reviews
Search United Airlines flights
GOLPriceFrom $599Free CancellationRating
7.3
1,116 reviews
Search GOL flights
Copa AirlinesPriceFrom $627Free CancellationRating
7.6
1,551 reviews
Search Copa Airlines flights
Air CanadaPriceFrom $745Free CancellationRating
7.1
10,307 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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Sat 11/15
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Find better results for your trip to South America

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