What are the cheapest airlines to fly from Seattle to South America one-way?

To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $192. Aeromexico flights start at $241 while deals on United Airlines start at $248 one-way.

What are the most popular routes from Seattle to South America?

While some choose either Seattle/Tacoma Intl - Medellín Jose Maria Cordova Intl or Seattle/Tacoma Intl - Bogotá El Dorado, Seattle/Tacoma Intl - Lima J Chavez Intl is the most popular route from Seattle to South America.

What are the most popular airlines that fly from Seattle to South America?

When booking a flight from Seattle to South America, you may want to consider flying on American Airlines, Aeromexico or Copa Airlines as they are the most popular for this route.

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

To save on the cost of your flight from Seattle to South America, book at least 25 days before your planned departure. Booking around this time can save you about 39% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $598 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $695.

What is the cheapest month to fly from Seattle to South America?

May is one of the best times of the year to fly to South America from Seattle. Prices for May average $849 per person but you can even find prices for as low as $502. The most expensive prices can be found in the month of December. Opting for a May flight can save you 78% on your journey compared to booking in December

What airport do you fly from for flights from Seattle to South America?

Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to South America.

Can I find deals for flights from Seattle to South America that include hotel bookings?

Yes. In addition to deals on Seattle to South America flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Seattle to South America?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to South America.

Can I find deals for business class flights from Seattle to South America?

Yes. Cheapflights offers flight deals from Seattle to South America by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$505+ Flights from Seattle to South America - Compare & Save Big

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Cheap flight deals from Seattle to South America

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$481 (Avianca)
One-way from	$192 (eDestinos)
Popular in	December
Cheapest in	May
Average price	$723

Provider with most accurate pricing for Seattle/Tacoma Intl-Sao Paulo (SAO) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Sao Paulo (SAO) flights.

Search Deals

From Seattle/Tacoma Intl to South America

Search Deals

One-way flight from Seattle/Tacoma Intl to South America

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($187 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($61 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find flight deals from Seattle to South America

Cheapest flights from Seattle to South America
Explore the most affordable flight options available from Seattle to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Wed 5/287:00 amSEA - BOG

1 stop11h 25mMultiple Airlines

Thu 6/57:00 amBOG - SEA

1 stop12h 54mMultiple Airlines

Deal found 4/27

$481

Tue 6/312:55 pmSEA - GRU

1 stop16h 35mUnited Airlines

Tue 6/109:50 pmGRU - SEA

2 stops27h 21mUnited Airlines

Deal found 4/28

$503

Fri 11/76:00 amSEA - GRU

2 stops18h 15mLATAM Airlines

Mon 1/2611:45 pmGRU - SEA

2 stops27h 27mLATAM Airlines

Deal found 4/27

$504

Mon 11/37:20 amSEA - GRU

1 stop17h 20mDelta

Sat 1/3110:40 amGRU - SEA

1 stop28h 49mDelta

Deal found 4/27

$509

Sun 6/13:20 pmSEA - MDE

2 stops19h 55mSpirit Airlines

Wed 6/42:13 pmMDE - SEA

2 stops26h 12mSpirit Airlines

Deal found 4/28

$526

Thu 6/56:00 amSEA - BOG

2 stops29h 05mSpirit Airlines

Thu 6/122:00 pmBOG - SEA

2 stops27h 03mSpirit Airlines

Deal found 4/28

$536

Wed 9/249:30 amSEA - BOG

1 stop27h 25mAeromexico

Tue 10/77:15 amBOG - SEA

1 stop14h 45mAeromexico

Deal found 4/27

$543

Thu 5/112:40 pmSEA - BOG

2 stops14h 14mUnited Airlines

Tue 6/38:30 amBOG - SEA

2 stops18h 29mUnited Airlines

Deal found 4/28

$544

Sun 6/18:25 amSEA - MDE

1 stop26h 50mMultiple Airlines

Wed 6/42:13 pmMDE - SEA

2 stops25h 58mMultiple Airlines

Deal found 4/28

$547

Wed 9/243:20 pmSEA - BOG

1 stop20h 20mDelta

Thu 10/91:35 amBOG - SEA

1 stop22h 25mDelta

Deal found 4/27

$553

Tue 5/1312:24 amSEA - BOG

1 stop10h 41mAmerican Airlines

Wed 5/286:30 amBOG - SEA

1 stop18h 37mAmerican Airlines

Deal found 4/28

$554

Sat 12/611:50 amSEA - BOG

2 stops25h 25mLATAM Airlines

Wed 1/147:00 amBOG - SEA

2 stops18h 25mLATAM Airlines

Deal found 4/28

$560

Best flights from Seattle to South America
Discover carefully curated flight deals from Seattle to South America that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2025.

Wed 5/287:00 amSEA - BOG

1 stop11h 25mMultiple Airlines

Thu 6/57:00 amBOG - SEA

1 stop12h 54mMultiple Airlines

Deal found 4/27

$481

Tue 6/312:55 pmSEA - GRU

1 stop16h 35mUnited Airlines

Tue 6/109:50 pmGRU - SEA

3 stops27h 21mUnited Airlines

Deal found 4/28

$503

Sun 6/17:15 amSEA - GRU

1 stop21h 35mLATAM Airlines

Fri 6/208:30 pmGRU - SEA

1 stop17h 48mLATAM Airlines

Deal found 4/28

$504

Thu 7/105:45 pmSEA - GRU

1 stop31h 55mDelta

Tue 8/1210:50 pmGRU - SEA

1 stop19h 55mDelta

Deal found 4/28

$509

Sun 5/186:00 amSEA - BOG

2 stops29h 05mSpirit Airlines

Sun 6/12:07 pmBOG - SEA

2 stops26h 18mSpirit Airlines

Deal found 4/27

$518

Fri 7/187:23 amSEA - BOG

1 stop29h 17mAeromexico

Tue 7/291:05 amBOG - SEA

1 stop15h 15mAeromexico

Deal found 4/26

$543

Tue 5/1312:24 amSEA - BOG

1 stop10h 41mAmerican Airlines

Wed 5/286:30 amBOG - SEA

1 stop18h 37mAmerican Airlines

Deal found 4/28

$554

Fri 5/92:40 pmSEA - BOG

2 stops20h 49mCopa Airlines

Sun 5/114:54 amBOG - SEA

2 stops19h 03mCopa Airlines

Deal found 4/28

$670

Fri 7/116:45 amSEA - MDE

3 stops17h 20mAvianca

Tue 8/193:15 amMDE - SEA

2 stops19h 39mAvianca

Deal found 4/28

$694

Wed 6/47:20 amSEA - GIG

2 stops27h 45mAir Canada

Wed 6/115:00 pmGIG - SEA

2 stops31h 37mAir Canada

Deal found 4/28

$731

Fri 9/511:00 pmSEA - GIG

2 stops33h 30mGOL

Fri 9/126:15 pmGIG - SEA

2 stops34h 18mGOL

Deal found 4/28

$899

Sun 6/13:20 pmSEA - MDE

2 stops19h 55mSpirit Airlines

Wed 6/42:13 pmMDE - SEA

2 stops26h 12mSpirit Airlines

Deal found 4/28

$526

Last-minute flights from Seattle to South America
Discover last-minute flight deals from Seattle to South America. Data last updated April 29, 2025 and is based on user searches.

Wed 4/303:35 pmSEA - BOG

2 stops23h 51mCopa Airlines

Mon 6/26:17 pmBOG - SEA

2 stops29h 41mCopa Airlines

Deal found 4/28

$605

Thu 5/112:40 pmSEA - BOG

2 stops14h 14mUnited Airlines

Tue 6/38:30 amBOG - SEA

2 stops18h 29mUnited Airlines

Deal found 4/28

$544

Sun 5/411:59 pmSEA - GRU

2 stops27h 36mUnited Airlines

Sat 5/1010:20 pmGRU - SEA

2 stops27h 11mUnited Airlines

Deal found 4/27

$503

Sun 5/411:30 pmSEA - GRU

1 stop26h 10mLATAM Airlines

Fri 5/98:15 amGRU - SEA

2 stops29h 54mLATAM Airlines

Deal found 4/28

$536

Sun 5/41:10 amSEA - GRU

1 stop26h 05mAmerican Airlines

Thu 5/89:25 pmGRU - SEA

2 stops19h 22mAmerican Airlines

Deal found 4/28

$706

Mon 5/510:41 amSEA - GYE

1 stop18h 59mMultiple Airlines

Tue 5/133:15 amGYE - SEA

2 stops16h 43mMultiple Airlines

Deal found 4/28

$678

Wed 5/76:15 amSEA - BOG

2 stops20h 39mUnited Airlines

Tue 5/138:30 amBOG - SEA

1 stop16h 20mUnited Airlines

Deal found 4/28

$553

Wed 5/711:10 pmSEA - BOG

2 stops18h 40mDelta

Tue 5/137:00 amBOG - SEA

2 stops15h 19mDelta

Deal found 4/28

$557

Wed 5/79:34 amSEA - BOG

1 stop12h 16mAeromexico

Mon 5/121:05 amBOG - SEA

2 stops17h 40mAeromexico

Deal found 4/28

$572

Wed 5/712:24 amSEA - UIO

1 stop18h 31mWestJet Encore

Wed 5/146:00 amUIO - SEA

1 stop19h 07mWestJet Encore

Deal found 4/28

$693

Thu 5/81:10 amSEA - BOG

1 stop19h 20mAmerican Airlines

Sun 5/116:30 amBOG - SEA

1 stop18h 37mAmerican Airlines

Deal found 4/28

$621

Thu 5/86:00 amSEA - UIO

2 stops27h 40mLATAM Airlines

Wed 5/149:11 amUIO - SEA

1 stop14h 45mLATAM Airlines

Deal found 4/28

$692

One-way flights from Seattle to South America
Search for one-way flight options from Seattle to South America. Find affordable one-way fares based on user searches. Data last updated April 29, 2025.

Sat 5/243:20 pmSEA - BOG

2 stops19h 45mSpirit Airlines

Deal found 4/28

$192

Mon 6/23:05 pmSEA - BOG

2 stops54h 50mMultiple Airlines

Deal found 4/27

$200

Wed 5/216:00 amSEA - MDE

3 stops46h 15mMultiple Airlines

Deal found 4/27

$218

Thu 6/123:58 pmSEA - MDE

2 stops19h 14mSpirit Airlines

Deal found 4/28

$238

Sat 5/109:34 amSEA - BOG

1 stop18h 31mAeromexico

Deal found 4/27

$241

Sat 5/107:00 amSEA - BOG

3 stops19h 54mUnited Airlines

Deal found 4/27

$248

Wed 6/45:45 pmSEA - BOG

2 stops17h 20mAmerican Airlines

Deal found 4/27

$249

Thu 5/86:00 amSEA - BOG

1 stop11h 15mDelta

Deal found 4/27

$253

Wed 6/116:11 amSEA - UIO

2 stops41h 54mMultiple Airlines

Deal found 4/28

$264

Sat 5/174:20 pmSEA - SCL

3 stops51h 10mMultiple Airlines

Deal found 4/27

$312

Sat 5/106:15 amSEA - MDE

2 stops17h 50mAvianca

Deal found 4/28

$314

Wed 6/410:49 amSEA - GIG

3 stops33h 36mMultiple Airlines

Deal found 4/28

$317

Cheapflights Fare Finder

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

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Wed 5/28

7:00 am-8:25 pm

1 stop11h 25m

Bogotá El Dorado

Thu 6/5

7:00 am-5:54 pm

1 stop12h 54m

$481

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Tue 6/3

12:55 pm-9:30 am

1 stop16h 35m

Sao Paulo Guarulhos Intl

Tue 6/10

9:50 pm-9:11 pm

2 stops27h 21m

$503

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Mon 5/12

7:20 am-9:00 am

2 stops21h 40m

Sao Paulo Guarulhos Intl

Thu 5/15

10:05 am-2:30 pm

2 stops32h 25m

$507

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Sun 6/1

3:20 pm-1:15 pm

2 stops19h 55m

Medellín Jose Maria Cordova Intl

Wed 6/4

2:13 pm-2:25 pm

2 stops26h 12m

$526

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Thu 6/5

6:00 am-1:05 pm

2 stops29h 05m

Bogotá El Dorado

Thu 6/12

2:00 pm-3:03 pm

2 stops27h 03m

$536

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Wed 9/24

9:30 am-2:55 pm

1 stop27h 25m

Bogotá El Dorado

Tue 10/7

7:15 am-8:00 pm

1 stop14h 45m

$543

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Sun 6/1

8:25 am-1:15 pm

1 stop26h 50m

Medellín Jose Maria Cordova Intl

Wed 6/4

2:13 pm-2:11 pm

2 stops25h 58m

$547

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Wed 9/24

8:00 am-4:54 am

2 stops18h 54m

Bogotá El Dorado

Mon 10/6

12:14 am-12:46 pm

1 stop14h 32m

$553

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Tue 5/13

12:24 am-1:05 pm

1 stop10h 41m

Bogotá El Dorado

Wed 5/28

6:30 am-11:07 pm

1 stop18h 37m

$554

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Mon 6/2

6:00 am-9:00 am

1 stop23h 00m

Sao Paulo Guarulhos Intl

Sat 6/7

10:05 am-1:44 pm

1 stop31h 39m

$554

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 60 results

...

Best time to book a flight from Seattle to South America

Have a flexible travel schedule? Discover the best time to fly to South America from Seattle with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to South America

What is the cheapest month to book a flight from Seattle to South America?

Currently, May is the cheapest month in which you can book a flight from Seattle to South America (average of $359). Flying from Seattle to South America in December is currently the most expensive (average of $664). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to SA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to South America as you normally would.

Rainfall in South America by month

In terms of precipitation, rainfall in South America ranges from 0.8 - 9.4 inches per month. January is typically the wettest month, when rainfall can reach 9.4 in. July is typically the driest time to visit South America when rainfall is around 0.8 in.

Temperature in South America by month

If weather is an important factor for your trip to South America, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 62.6 F).

Reviews of airlines servicing South America

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,929 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines

7.5

Good

1,766 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Copa Airlines

7.5

Good

1,410 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aeromexico

7.5

Good

1,697 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very good

7,929 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from Seattle to South America?
Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to South America.
What are the cheapest airlines to fly from Seattle to South America one-way?
To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $192. Aeromexico flights start at $241 while deals on United Airlines start at $248 one-way.
What are the most popular routes from Seattle to South America?
While some choose either Seattle/Tacoma Intl - Medellín Jose Maria Cordova Intl or Seattle/Tacoma Intl - Bogotá El Dorado, Seattle/Tacoma Intl - Lima J Chavez Intl is the most popular route from Seattle to South America.
Can I find deals for flights from Seattle to South America that include hotel bookings?
Yes. In addition to deals on Seattle to South America flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to South America?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to South America.
Can I find deals for business class flights from Seattle to South America?
Yes. Cheapflights offers flight deals from Seattle to South America by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Seattle to South America?
Currently, May is the cheapest month in which you can book a flight from Seattle to South America (average of $359). Flying from Seattle to South America in December is currently the most expensive (average of $664). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from Seattle to South America

Airline	Cheapest	Average	Flexibility	On-time
Aeromexico	Cheapest$300	Average$524	FlexibilityNo cancel fee	On-timeN/A
Spirit Airlines	Cheapest$382	Average$553	FlexibilityNo cancel fee	On-time65%
United Airlines	Cheapest$449	Average$1,073	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$449	Average$1,041	FlexibilityNo cancel fee	On-timeN/A
LATAM Airlines	Cheapest$449	Average$1,022	FlexibilityNo cancel fee	On-time81%
American Airlines	Cheapest$503	Average$1,082	FlexibilityNo cancel fee	On-time71%
GOL	Cheapest$599	Average$1,100	FlexibilityNo cancel fee	On-time74%
Copa Airlines	Cheapest$672	Average$1,124	FlexibilityNo cancel fee	On-time70%
Air Canada	Cheapest$754	Average$1,069	FlexibilityNo cancel fee	On-time67%

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$192+ Cheap flights from Seattle (SEA) to South America

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to South America with Cheapflights

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Cheap flight deals from Seattle to South America

Keep the following information in mind while searching for Seattle to South America flight deals. Data was last updated April 29, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Seattle to South America

Cheapest flights from Seattle to South AmericaExplore the most affordable flight options available from Seattle to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Explore the most affordable flight options available from Seattle to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to South America that are best for you.

Best time to book a flight from Seattle to South America

Have a flexible travel schedule? Discover the best time to fly to South America from Seattle with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Seattle to South America

What is the cheapest month to book a flight from Seattle to South America?

What is the cheapest time of day to fly from SEA to SA?

Find hourly flight availability from Seattle to South America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Rainfall in South America by month

Plan your trip to South America by taking into account the average rainfall totals by month.

Temperature in South America by month

Plan your trip to South America by taking into account the average temperature totals by month.

Reviews of airlines servicing South America

Related info for your journey

Find useful and relevant information for your journey from Seattle to South America. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Seattle to South America?

What are the cheapest airlines to fly from Seattle to South America one-way?

What are the most popular routes from Seattle to South America?

Can I find deals for flights from Seattle to South America that include hotel bookings?

How can I find direct flights from Seattle to South America?

Can I find deals for business class flights from Seattle to South America?

What is the cheapest month to book a flight from Seattle to South America?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to South America

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Seattle to South America

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Travel Smart

Cheapest flights from Seattle to South America
Explore the most affordable flight options available from Seattle to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.