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 $171. Aeromexico flights start at $239 while deals on Copa Airlines start at $359 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 - Sao Paulo Guarulhos 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?

February is one of the best times of the year to fly to South America from Seattle. Prices for February average $980 per person but you can even find prices for as low as $498. The most expensive prices can be found in the month of December. Opting for a February flight can save you 54% 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.

$560+ Save on Flights from Seattle to South America

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Cheap flight deals from Seattle to South America

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$482 (Avianca)
One-way from	$171 (Booking.com)
Popular in	December
Cheapest in	February
Average price	$778

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.

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. 7% potential increase in price ($76 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).

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Average for round-trip flights in March 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 March 25, 2025.

Wed 4/307:00 amSEA - BOG

1 stop11h 25mMultiple Airlines

Mon 6/27:00 amBOG - SEA

1 stop12h 54mMultiple Airlines

Deal found 3/25

$482

Thu 3/277:15 amSEA - GRU

1 stop22h 40mLATAM Airlines

Wed 4/910:05 amGRU - SEA

1 stop28h 29mLATAM Airlines

Deal found 3/24

$497

Fri 5/22:30 pmSEA - BOG

3 stops20h 34mSpirit Airlines

Fri 5/92:07 pmBOG - SEA

2 stops26h 18mSpirit Airlines

Deal found 3/25

$500

Wed 10/226:00 amSEA - GRU

2 stops19h 40mDelta

Mon 11/310:40 amGRU - SEA

1 stop18h 28mDelta

Deal found 3/23

$503

Mon 4/712:59 amSEA - GRU

1 stop26h 16mAmerican Airlines

Thu 4/2410:00 pmGRU - SEA

1 stop25h 00mAmerican Airlines

Deal found 3/24

$507

Wed 5/145:18 pmSEA - GRU

1 stop36h 12mUnited Airlines

Wed 6/410:20 pmGRU - SEA

1 stop24h 33mUnited Airlines

Deal found 3/23

$508

Tue 5/612:30 pmSEA - MDE

2 stops22h 45mMultiple Airlines

Tue 5/137:38 amMDE - SEA

3 stops32h 47mMultiple Airlines

Deal found 3/24

$524

Mon 4/2812:30 pmSEA - MDE

2 stops22h 30mSpirit Airlines

Mon 5/52:14 pmMDE - SEA

2 stops23h 21mSpirit Airlines

Deal found 3/24

$541

Tue 7/17:20 amSEA - GRU

1 stop21h 30mMultiple Airlines

Tue 7/299:10 amGRU - SEA

1 stop38h 50mMultiple Airlines

Deal found 3/24

$542

Mon 11/109:30 amSEA - BOG

1 stop18h 10mAeromexico

Wed 11/198:00 amBOG - SEA

1 stop15h 00mAeromexico

Deal found 3/24

$542

Wed 4/305:10 pmSEA - BOG

2 stops22h 16mCopa Airlines

Mon 6/26:17 pmBOG - SEA

2 stops29h 41mCopa Airlines

Deal found 3/25

$605

Wed 5/78:01 amSEA - LIM

1 stop28h 34mMultiple Airlines

Tue 5/132:35 amLIM - SEA

2 stops21h 25mMultiple Airlines

Deal found 3/23

$675

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 March 25, 2025.

Wed 4/307:00 amSEA - BOG

1 stop11h 25mMultiple Airlines

Mon 6/27:00 amBOG - SEA

1 stop12h 54mMultiple Airlines

Deal found 3/25

$482

Thu 3/277:15 amSEA - GRU

1 stop22h 40mLATAM Airlines

Wed 4/910:05 amGRU - SEA

1 stop28h 29mLATAM Airlines

Deal found 3/24

$497

Fri 4/46:00 amSEA - GRU

1 stop19h 40mDelta

Wed 4/2311:05 pmGRU - SEA

1 stop26h 39mDelta

Deal found 3/23

$499

Fri 5/22:30 pmSEA - BOG

3 stops20h 34mSpirit Airlines

Fri 5/92:07 pmBOG - SEA

2 stops26h 18mSpirit Airlines

Deal found 3/25

$500

Thu 4/37:15 amSEA - GRU

2 stops22h 15mUnited Airlines

Mon 4/289:30 pmGRU - SEA

2 stops25h 31mUnited Airlines

Deal found 3/23

$503

Mon 4/712:59 amSEA - GRU

1 stop26h 16mAmerican Airlines

Thu 4/2410:00 pmGRU - SEA

1 stop25h 00mAmerican Airlines

Deal found 3/24

$507

Thu 5/159:34 amSEA - BOG

1 stop12h 16mAeromexico

Wed 5/287:20 amBOG - SEA

1 stop14h 40mAeromexico

Deal found 3/24

$542

Wed 4/305:10 pmSEA - BOG

2 stops22h 16mCopa Airlines

Mon 6/26:17 pmBOG - SEA

2 stops29h 41mCopa Airlines

Deal found 3/25

$605

Wed 5/77:20 amSEA - SDU

2 stops28h 30mAir Canada

Wed 5/147:55 amSDU - SEA

2 stops39h 42mAir Canada

Deal found 3/23

$721

Sun 8/246:45 amSEA - LIM

2 stops18h 40mAvianca

Mon 9/228:25 pmLIM - SEA

2 stops28h 03mAvianca

Deal found 3/24

$813

Tue 9/911:00 pmSEA - GIG

2 stops38h 35mGOL

Fri 9/193:30 pmGIG - SEA

2 stops37h 03mGOL

Deal found 3/24

$955

Wed 5/73:20 pmSEA - MDE

3 stops27h 53mMultiple Airlines

Wed 5/146:00 amMDE - SEA

3 stops44h 10mMultiple Airlines

Deal found 3/22

$520

Last-minute flights from Seattle to South America
Discover last-minute flight deals from Seattle to South America. Data last updated March 25, 2025 and is based on user searches.

Wed 3/2610:24 amSEA - BOG

1 stop18h 16mAeromexico

Tue 4/13:55 pmBOG - SEA

2 stops30h 51mAeromexico

Deal found 3/25

$575

Thu 3/277:15 amSEA - GRU

1 stop22h 40mLATAM Airlines

Wed 4/910:05 amGRU - SEA

1 stop28h 29mLATAM Airlines

Deal found 3/24

$497

Fri 3/2810:24 amSEA - GRU

1 stop29h 51mMultiple Airlines

Sun 3/3010:50 pmGRU - SEA

1 stop27h 18mMultiple Airlines

Deal found 3/24

$675

Sun 3/306:05 amSEA - MDE

2 stops23h 08mAir Canada

Fri 4/186:13 amMDE - SEA

2 stops17h 28mAir Canada

Deal found 3/24

$932

Mon 3/316:05 amSEA - SDU

2 stops29h 45mMultiple Airlines

Wed 4/237:55 amSDU - SEA

2 stops41h 46mMultiple Airlines

Deal found 3/23

$780

Mon 3/316:05 amSEA - GIG

2 stops31h 30mMultiple Airlines

Wed 4/235:00 pmGIG - SEA

2 stops32h 41mMultiple Airlines

Deal found 3/23

$901

Tue 4/19:31 amSEA - BOG

1 stop18h 34mAeromexico

Wed 4/23:55 pmBOG - SEA

2 stops33h 21mAeromexico

Deal found 3/23

$575

Tue 4/19:15 pmSEA - BOG

1 stop20h 10mMultiple Airlines

Wed 4/211:55 pmBOG - SEA

1 stop15h 00mMultiple Airlines

Deal found 3/23

$642

Tue 4/111:45 pmSEA - BOG

1 stop18h 40mAvianca

Wed 4/97:30 amBOG - SEA

1 stop14h 51mAvianca

Deal found 3/24

$763

Tue 4/19:48 amSEA - MDE

3 stops31h 11mMultiple Airlines

Tue 4/1510:20 amMDE - SEA

2 stops27h 15mMultiple Airlines

Deal found 3/24

$778

Tue 4/15:10 pmSEA - MDE

2 stops21h 51mCopa Airlines

Tue 4/158:49 amMDE - SEA

2 stops18h 09mCopa Airlines

Deal found 3/24

$783

Tue 4/110:25 amSEA - BOG

2 stops15h 40mAir Canada

Wed 4/99:00 amBOG - SEA

2 stops31h 23mAir Canada

Deal found 3/24

$842

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 March 25, 2025.

Thu 5/86:00 amSEA - BOG

2 stops29h 05mSpirit Airlines

Deal found 3/24

$171

Sun 5/411:59 pmSEA - BOG

1 stop18h 26mMultiple Airlines

Deal found 3/24

$190

Sun 5/118:06 amSEA - MDE

1 stop27h 09mMultiple Airlines

Deal found 3/23

$227

Thu 5/89:34 amSEA - BOG

1 stop12h 16mAeromexico

Deal found 3/24

$239

Wed 5/711:48 amSEA - LIM

2 stops35h 57mMultiple Airlines

Deal found 3/24

$247

Sat 5/103:20 pmSEA - MDE

2 stops19h 38mSpirit Airlines

Deal found 3/23

$247

Tue 4/1512:30 pmSEA - GRU

3 stops32h 00mMultiple Airlines

Deal found 3/23

$304

Tue 6/35:40 pmSEA - MDE

2 stops21h 20mCopa Airlines

Deal found 3/24

$359

Wed 5/76:00 amSEA - GIG

3 stops38h 25mMultiple Airlines

Deal found 3/22

$361

Tue 4/88:04 pmSEA - VCP

3 stops32h 01mMultiple Airlines

Deal found 3/23

$380

Thu 3/273:01 pmSEA - GRU

2 stops29h 24mCopa Airlines

Deal found 3/23

$383

Tue 4/1510:10 pmSEA - CGH

2 stops27h 55mGOL

Deal found 3/24

$384

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 4/30

7:00 am-8:25 pm

1 stop11h 25m

Bogotá El Dorado

Mon 6/2

7:00 am-5:54 pm

1 stop12h 54m

$482

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Fri 4/4

6:00 am-5:40 am

1 stop19h 40m

Sao Paulo Guarulhos Intl

Thu 4/24

10:05 am-11:59 pm

1 stop17h 54m

$499

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Fri 5/2

2:30 pm-1:04 pm

3 stops20h 34m

Bogotá El Dorado

Fri 5/9

2:07 pm-2:25 pm

2 stops26h 18m

$500

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Fri 4/4

2:18 pm-9:30 am

1 stop15h 12m

Sao Paulo Guarulhos Intl

Tue 4/29

9:30 pm-7:01 pm

2 stops25h 31m

$503

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Mon 4/7

12:59 am-7:15 am

1 stop26h 16m

Sao Paulo Guarulhos Intl

Thu 4/24

10:00 pm-7:00 pm

1 stop25h 00m

$507

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Fri 4/4

6:00 am-5:40 am

1 stop19h 40m

Sao Paulo Guarulhos Intl

Wed 4/23

10:05 am-10:22 am

1 stop28h 17m

$509

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Tue 5/6

12:30 pm-1:15 pm

2 stops22h 45m

Medellín Jose Maria Cordova Intl

Tue 5/13

7:38 am-2:25 pm

3 stops32h 47m

$524

SeattleMedellín

SEA - MDE

SEAMDE

Seattle/Tacoma Intl

Mon 4/28

12:30 pm-1:00 pm

2 stops22h 30m

Medellín Jose Maria Cordova Intl

Mon 5/5

2:14 pm-11:35 am

2 stops23h 21m

$541

SeattleBogotá

SEA - BOG

SEABOG

Seattle/Tacoma Intl

Thu 5/15

9:34 am-11:50 pm

1 stop12h 16m

Bogotá El Dorado

Wed 5/28

7:20 am-8:00 pm

1 stop14h 40m

$542

SeattleSao Paulo

SEA - GRU

SEAGRU

Seattle/Tacoma Intl

Tue 7/1

7:20 am-8:50 am

1 stop21h 30m

Sao Paulo Guarulhos Intl

Tue 7/29

9:10 am-8:00 pm

1 stop38h 50m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

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

7,890 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

7,890 reviews

Delta

8.0

Very good

7,890 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

1,393 reviews

Delta

8.0

Very good

7,890 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

1,749 reviews

Delta

8.0

Very good

7,890 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

1,700 reviews

Delta

8.0

Very good

7,890 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

8,605 reviews

Delta

8.0

Very good

7,890 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 $171. Aeromexico flights start at $239 while deals on Copa Airlines start at $359 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 - Sao Paulo Guarulhos 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
United Airlines	Cheapest$249	Average$1,056	FlexibilityNo cancel fee	On-time69%
Aeromexico	Cheapest$300	Average$905	FlexibilityNo cancel fee	On-timeN/A
Spirit Airlines	Cheapest$382	Average$472	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$449	Average$986	FlexibilityNo cancel fee	On-timeN/A
LATAM Airlines	Cheapest$449	Average$1,004	FlexibilityNo cancel fee	On-time81%
American Airlines	Cheapest$458	Average$983	FlexibilityNo cancel fee	On-time71%
GOL	Cheapest$599	Average$845	FlexibilityNo cancel fee	On-time74%
Copa Airlines	Cheapest$690	Average$1,090	FlexibilityNo cancel fee	On-time70%
Air Canada	Cheapest$813	Average$1,199	FlexibilityNo cancel fee	On-time67%

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$171+ 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 5/8. 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 March 25, 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 March 25, 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 March 25, 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 March 25, 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 March 25, 2025.