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 $190. Aeromexico flights start at $223 while deals on Delta start at $253 one-way.

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

While some choose either Seattle/Tacoma Intl - Sao Paulo Guarulhos Intl or Seattle/Tacoma Intl - Medellín Jose Maria Cordova Intl, 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 $695 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 $857 per person but you can even find prices for as low as $503. The most expensive prices can be found in the month of December. Opting for a May flight can save you 77% 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.

$528+ Flights from Seattle to South America

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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	$483 (Avianca)
One-way from	$182 (Viajes Éxito)
Popular in	December
Cheapest in	May
Average price	$748

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

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

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From Seattle/Tacoma Intl to South America

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

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($199 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($60 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 15, 2025.

Mon 5/58:00 pmSEA - BOG

2 stops15h 20mMultiple Airlines

Thu 5/87:00 amBOG - SEA

1 stop13h 21mMultiple Airlines

Deal found 4/14

$483

Wed 10/18:00 amSEA - GRU

1 stop17h 40mDelta

Fri 10/3110:50 pmGRU - SEA

1 stop17h 34mDelta

Deal found 4/15

$498

Sat 5/105:13 pmSEA - GRU

2 stops34h 22mUnited Airlines

Tue 5/2010:20 pmGRU - SEA

1 stop24h 32mUnited Airlines

Deal found 4/15

$503

Sat 5/311:30 pmSEA - GRU

2 stops28h 25mLATAM Airlines

Sat 5/1710:05 amGRU - SEA

2 stops30h 28mLATAM Airlines

Deal found 4/14

$504

Thu 4/1712:59 amSEA - GRU

1 stop26h 16mAmerican Airlines

Sun 4/2010:00 pmGRU - SEA

1 stop28h 59mAmerican Airlines

Deal found 4/14

$516

Sun 5/186:00 amSEA - BOG

2 stops29h 05mSpirit Airlines

Sun 6/12:07 pmBOG - SEA

2 stops26h 18mSpirit Airlines

Deal found 4/14

$516

Wed 4/3012:00 pmSEA - BOG

2 stops26h 15mLATAM Airlines

Mon 6/27:00 amBOG - SEA

1 stop17h 16mLATAM Airlines

Deal found 4/13

$527

Tue 5/69:34 amSEA - BOG

1 stop12h 16mAeromexico

Thu 5/81:05 amBOG - SEA

2 stops17h 40mAeromexico

Deal found 4/14

$536

Sat 8/233:20 pmSEA - BOG

1 stop20h 20mDelta

Tue 9/910:45 amBOG - SEA

1 stop13h 15mDelta

Deal found 4/14

$553

Sun 5/41:10 amSEA - BOG

1 stop19h 20mAmerican Airlines

Wed 5/712:25 amBOG - SEA

1 stop17h 17mAmerican Airlines

Deal found 4/14

$554

Fri 7/257:23 amSEA - GRU

1 stop18h 12mMultiple Airlines

Sat 8/211:55 amGRU - SEA

1 stop38h 04mMultiple Airlines

Deal found 4/14

$558

Tue 5/138:01 amSEA - MDE

1 stop24h 34mMultiple Airlines

Tue 6/38:20 amMDE - SEA

1 stop15h 40mMultiple Airlines

Deal found 4/13

$580

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 15, 2025.

Mon 5/58:00 pmSEA - BOG

2 stops15h 20mMultiple Airlines

Thu 5/87:00 amBOG - SEA

1 stop13h 21mMultiple Airlines

Deal found 4/14

$483

Wed 10/18:00 amSEA - GRU

1 stop17h 40mDelta

Fri 10/3110:50 pmGRU - SEA

1 stop17h 34mDelta

Deal found 4/15

$498

Sat 5/107:00 amSEA - GRU

2 stops22h 30mUnited Airlines

Tue 5/209:30 pmGRU - SEA

2 stops31h 29mUnited Airlines

Deal found 4/15

$503

Sat 5/311:30 pmSEA - GRU

2 stops28h 25mLATAM Airlines

Sat 5/1710:05 amGRU - SEA

2 stops30h 28mLATAM Airlines

Deal found 4/14

$504

Wed 5/76:20 amSEA - GRU

2 stops18h 55mAmerican Airlines

Wed 5/2111:15 pmGRU - SEA

1 stop27h 52mAmerican Airlines

Deal found 4/14

$512

Sun 5/186:00 amSEA - BOG

2 stops29h 05mSpirit Airlines

Sun 6/12:07 pmBOG - SEA

2 stops26h 18mSpirit Airlines

Deal found 4/14

$516

Tue 5/69:34 amSEA - BOG

1 stop12h 16mAeromexico

Thu 5/81:05 amBOG - SEA

2 stops17h 40mAeromexico

Deal found 4/14

$536

Mon 8/256:45 amSEA - GYE

2 stops17h 20mAvianca

Mon 9/83:15 amGYE - SEA

2 stops19h 27mAvianca

Deal found 4/14

$695

Mon 10/65:14 pmSEA - GRU

2 stops26h 56mCopa Airlines

Sat 10/183:10 amGRU - SEA

2 stops24h 18mCopa Airlines

Deal found 4/14

$721

Thu 5/2911:30 amSEA - GIG

2 stops23h 35mAir Canada

Thu 6/53:55 pmGIG - SEA

2 stops32h 42mAir Canada

Deal found 4/13

$1,007

Wed 4/3012:00 pmSEA - BOG

2 stops26h 15mLATAM Airlines

Mon 6/27:00 amBOG - SEA

1 stop17h 16mLATAM Airlines

Deal found 4/13

$527

Fri 8/17:23 amSEA - GRU

1 stop18h 12mMultiple Airlines

Fri 8/88:30 pmGRU - SEA

1 stop27h 09mMultiple Airlines

Deal found 4/13

$547

Last-minute flights from Seattle to South America
Discover last-minute flight deals from Seattle to South America. Data last updated April 15, 2025 and is based on user searches.

Mon 4/2111:30 pmSEA - GRU

2 stops36h 55mLATAM Airlines

Thu 5/810:05 amGRU - SEA

1 stop17h 44mLATAM Airlines

Deal found 4/14

$720

Mon 4/2111:59 pmSEA - GYE

2 stops24h 06mUnited Airlines

Wed 4/302:45 pmGYE - SEA

2 stops34h 05mUnited Airlines

Deal found 4/15

$772

Mon 4/212:12 pmSEA - GYE

1 stop15h 28mMultiple Airlines

Tue 4/293:15 amGYE - SEA

2 stops17h 15mMultiple Airlines

Deal found 4/14

$845

Mon 4/2112:46 pmSEA - GYE

2 stops35h 19mAvianca

Tue 4/293:15 amGYE - SEA

2 stops17h 15mAvianca

Deal found 4/14

$886

Thu 4/2412:59 amSEA - BOG

1 stop19h 31mAmerican Airlines

Mon 5/512:25 amBOG - SEA

1 stop19h 57mAmerican Airlines

Deal found 4/14

$584

Thu 4/247:00 amSEA - BOG

2 stops16h 55mMultiple Airlines

Fri 4/257:15 amBOG - SEA

2 stops30h 38mMultiple Airlines

Deal found 4/14

$743

Fri 4/2511:30 pmSEA - BOG

1 stop17h 45mDelta

Tue 5/67:00 amBOG - SEA

1 stop16h 44mDelta

Deal found 4/14

$553

Fri 4/254:15 pmSEA - BOG

2 stops19h 25mLATAM Airlines

Sun 5/112:55 pmBOG - SEA

2 stops25h 35mLATAM Airlines

Deal found 4/14

$610

Fri 4/2512:30 pmSEA - BOG

2 stops22h 34mSpirit Airlines

Sun 5/112:07 pmBOG - SEA

2 stops26h 18mSpirit Airlines

Deal found 4/14

$757

Fri 4/255:10 pmSEA - MDE

3 stops21h 45mAvianca

Tue 4/291:25 pmMDE - SEA

3 stops31h 05mAvianca

Deal found 4/15

$834

Fri 4/252:30 pmSEA - LIM

3 stops33h 15mMultiple Airlines

Sun 5/46:14 amLIM - SEA

3 stops33h 11mMultiple Airlines

Deal found 4/13

$843

Fri 4/2511:45 pmSEA - LIM

2 stops24h 00mAvianca

Tue 5/61:40 amLIM - SEA

2 stops18h 50mAvianca

Deal found 4/14

$852

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 15, 2025.

Sun 5/411:59 pmSEA - BOG

1 stop18h 26mMultiple Airlines

Deal found 4/15

$182

Sun 5/116:00 amSEA - BOG

2 stops29h 05mSpirit Airlines

Deal found 4/14

$190

Tue 5/133:20 pmSEA - MDE

2 stops19h 55mSpirit Airlines

Deal found 4/14

$203

Sun 5/188:22 pmSEA - MDE

2 stops14h 36mMultiple Airlines

Deal found 4/15

$212

Wed 5/285:55 pmSEA - LIM

2 stops29h 50mMultiple Airlines

Deal found 4/14

$220

Thu 5/89:34 amSEA - BOG

1 stop12h 16mAeromexico

Deal found 4/14

$223

Thu 5/112:45 amSEA - BOG

2 stops17h 13mDelta

Deal found 4/15

$253

Sat 5/1012:24 amSEA - BOG

1 stop18h 53mAmerican Airlines

Deal found 4/14

$256

Thu 5/87:00 amSEA - BOG

3 stops19h 54mUnited Airlines

Deal found 4/15

$279

Mon 5/510:06 amSEA - GRU

2 stops40h 24mMultiple Airlines

Deal found 4/15

$304

Wed 5/216:00 amSEA - GYE

3 stops39h 20mMultiple Airlines

Deal found 4/14

$306

Tue 6/36:25 amSEA - MDE

2 stops17h 40mAvianca

Deal found 4/14

$324

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

Mon 5/5

8:00 pm-1:20 pm

2 stops15h 20m

Bogotá El Dorado

Thu 5/8

7:00 am-6:21 pm

1 stop13h 21m

$483

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Wed 10/1

8:00 am-5:40 am

1 stop17h 40m

Sao Paulo Guarulhos Intl

Fri 10/31

10:50 pm-12:24 pm

1 stop17h 34m

$498

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Sat 5/10

5:13 pm-7:35 am

2 stops34h 22m

Sao Paulo Guarulhos Intl

Tue 5/20

10:20 pm-6:52 pm

1 stop24h 32m

$503

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Sat 5/3

11:30 pm-7:55 am

2 stops28h 25m

Sao Paulo Guarulhos Intl

Sat 5/17

10:05 am-12:33 pm

2 stops30h 28m

$504

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Wed 5/7

6:20 am-5:15 am

2 stops18h 55m

Sao Paulo Guarulhos Intl

Wed 5/21

11:15 pm-11:07 pm

1 stop27h 52m

$512

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Sun 5/18

6:00 am-1:05 pm

2 stops29h 05m

Bogotá El Dorado

Sun 6/1

2:07 pm-2:25 pm

2 stops26h 18m

$516

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Wed 4/30

12:00 pm-4:15 pm

2 stops26h 15m

Bogotá El Dorado

Mon 6/2

7:00 am-10:16 pm

1 stop17h 16m

$527

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Tue 5/6

9:34 am-11:50 pm

1 stop12h 16m

Bogotá El Dorado

Thu 5/8

1:05 am-4:45 pm

2 stops17h 40m

$536

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Fri 8/1

7:23 am-5:35 am

1 stop18h 12m

Sao Paulo Guarulhos Intl

Fri 8/8

8:30 pm-7:39 pm

1 stop27h 09m

$547

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Sun 5/18

5:16 pm-1:40 pm

1 stop18h 24m

Bogotá El Dorado

Fri 6/6

9:00 am-11:49 pm

1 stop16h 49m

$553

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

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

7,917 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

7,917 reviews

Delta

8.0

Very good

7,917 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

7.6

Good

1,408 reviews

Delta

8.0

Very good

7,917 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

1,758 reviews

Delta

8.0

Very good

7,917 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

1,698 reviews

Delta

8.0

Very good

7,917 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

8,658 reviews

Delta

8.0

Very good

7,917 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 $190. Aeromexico flights start at $223 while deals on Delta start at $253 one-way.
What are the most popular routes from Seattle to South America?
While some choose either Seattle/Tacoma Intl - Sao Paulo Guarulhos Intl or Seattle/Tacoma Intl - Medellín Jose Maria Cordova Intl, 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$731	FlexibilityNo cancel fee	On-timeN/A
Spirit Airlines	Cheapest$382	Average$553	FlexibilityNo cancel fee	On-time65%
United Airlines	Cheapest$449	Average$1,072	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$449	Average$1,043	FlexibilityNo cancel fee	On-timeN/A
LATAM Airlines	Cheapest$449	Average$1,016	FlexibilityNo cancel fee	On-time81%
American Airlines	Cheapest$495	Average$1,078	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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$172+ 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 5/10. 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 15, 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 15, 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 15, 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 15, 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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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 15, 2025.