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$425+ Cheap flights from Santiago (SCL) to Seattle (SEA)

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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — SEA
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to Seattle/Tacoma Intl are usually found in November or October, booked 2 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Santiago to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Santiago (SCL) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 19, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$878
(Kiwi.com)

One-way from

$425
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$363
Provider with most accurate pricing for Santiago Arturo Merino Benitez-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Santiago Arturo Merino Benitez-Seattle/Tacoma Intl flights.
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From Santiago Arturo Merino Benitez to Seattle/Tacoma Intl
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One-way flight from Santiago Arturo Merino Benitez to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 3% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Santiago to Seattle

Cheapest flights from Santiago to Seattle
Explore the most affordable flight options available from Santiago to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/911:25 pmSCL - SEA
1 stop28h 05mMultiple Airlines
Fri 12/269:39 pmSEA - SCL
2 stops51h 31mMultiple Airlines
Deal found 11/19$878
This eDestinos deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:50 amSCL - SEA
3 stops31h 40mMultiple Airlines
Fri 1/26:15 amSEA - SCL
1 stop18h 20mMultiple Airlines
Deal found 11/18$905
This eDestinos deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/53:23 amSCL - SEA
3 stops24h 22mMultiple Airlines
Sat 1/36:00 amSEA - SCL
1 stop18h 35mMultiple Airlines
Deal found 11/18$985
This Kiwi.com deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:00 amSCL - SEA
2 stops34h 56mMultiple Airlines
Sun 12/72:25 pmSEA - SCL
1 stop34h 10mMultiple Airlines
Deal found 11/16$988
This Delta deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2711:10 pmSCL - SEA
1 stop18h 33mDelta
Wed 12/1011:40 amSEA - SCL
2 stops22h 50mDelta
Deal found 11/18$1,004
This Copa Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/245:12 amSCL - SEA
2 stops35h 27mCopa Airlines
Sun 12/79:05 amSEA - SCL
2 stops30h 16mCopa Airlines
Deal found 11/16$1,005
This United Airlines deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2410:45 pmSCL - SEA
1 stop19h 02mUnited Airlines
Sun 12/711:59 pmSEA - SCL
1 stop27h 51mUnited Airlines
Deal found 11/16$1,006
This LATAM Airlines deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:30 pmSCL - SEA
1 stop19h 49mLATAM Airlines
Fri 1/27:10 amSEA - SCL
1 stop17h 25mLATAM Airlines
Deal found 11/17$1,043
This Delta deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/911:25 pmSCL - SEA
2 stops23h 22mDelta
Fri 12/264:57 pmSEA - SCL
2 stops19h 28mDelta
Deal found 11/19$1,045

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santiago to Seattle 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, Cheapflights users made 2,558,603 searches. Data last updated November 19, 2025.
Use the filters below to find and compare flights from Santiago to Seattle that are best for you.

Fly from

Santiago

Fly to

Seattle

Route

Depart

Return

Price

SantiagoSeattle

SCL - SEA

SCLSEA

Santiago Arturo Merino Benitez

Wed 12/10

11:25 pm-10:30 pm

1 stop28h 05m

Seattle/Tacoma Intl

Fri 12/26

9:39 pm-6:10 am

2 stops51h 31m

$878

SantiagoSeattle

SCL - SEA

SCLSEA

Santiago Arturo Merino Benitez

Wed 3/25

6:00 am-8:05 pm

3 stops42h 05m

Seattle/Tacoma Intl

Sun 4/5

11:59 pm-5:50 am

3 stops26h 51m

$883

SantiagoSeattle

SCL - SEA

SCLSEA

Santiago Arturo Merino Benitez

Thu 3/19

7:55 pm-10:16 pm

1 stop30h 21m

Seattle/Tacoma Intl

Mon 3/23

10:05 am-11:15 am

2 stops21h 10m

$903

SantiagoSeattle

SCL - SEA

SCLSEA

Santiago Arturo Merino Benitez

Tue 4/14

2:30 pm-9:44 pm

2 stops34h 14m

Seattle/Tacoma Intl

Sun 4/26

7:55 am-10:30 pm

2 stops35h 35m

$903

SantiagoSeattle

SCL - SEA

SCLSEA

Santiago Arturo Merino Benitez

Mon 5/4

10:55 pm-6:36 pm

2 stops22h 41m

Seattle/Tacoma Intl

Mon 8/31

9:25 pm-6:00 am

1 stop29h 35m

$955

SantiagoSeattle

SCL - SEA

SCLSEA

Santiago Arturo Merino Benitez

Tue 1/13

11:30 pm-10:25 pm

1 stop27h 55m

Seattle/Tacoma Intl

Tue 1/20

4:55 pm-5:25 pm

2 stops19h 30m

$955

SantiagoSeattle

SCL - SEA

SCLSEA

Santiago Arturo Merino Benitez

Fri 12/5

3:23 am-10:10 pm

2 stops23h 47m

Seattle/Tacoma Intl

Sat 1/3

6:00 am-5:35 am

1 stop18h 35m

$985

SantiagoSeattle

SCL - SEA

SCLSEA

Santiago Arturo Merino Benitez

Sat 1/17

11:55 pm-4:58 pm

1 stop22h 03m

Seattle/Tacoma Intl

Wed 2/4

9:59 pm-6:55 am

1 stop27h 56m

$995

SantiagoSeattle

SCL - SEA

SCLSEA

Santiago Arturo Merino Benitez

Sun 5/17

6:10 am-10:00 pm

2 stops42h 50m

$425

SantiagoSeattle

SCL - SEA

SCLSEA

Santiago Arturo Merino Benitez

Fri 5/8

8:15 pm-9:44 pm

2 stops28h 29m

$449

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Showing 1-10 of 16 results
1
2

Compare providers for flights from Santiago to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santiago to Seattle in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Santiago-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Santiago-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Santiago-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santiago-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santiago-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santiago to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Santiago 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 Santiago to Seattle

How far ahead should I book a flight from Santiago to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Santiago to Seattle. Price data was last updated on November 14, 2025.

To ensure you get the cheapest price possible for a flight from Santiago to Seattle, you should look to book at least 2 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Santiago to Seattle (average of $201). Flying from Santiago to Seattle in January is currently the most expensive (average of $1,044). 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.

How much does it cost to fly round-trip from Santiago to Seattle?

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated November 19, 2025.
Peruse reviews from past customers who have flown with Delta and LATAM Airlines from Santiago to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.5
Good
1,879 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Entertainment

7.9

Overall

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • How long is the flight from Santiago to Seattle?

    There are many flights that can get you from Santiago to Seattle in 30h 21m. Fly via Air Canada to get the fastest option. The distance between Santiago and Seattle is about 6428 mi.

  • What are the cheapest airlines flying from Santiago to Seattle round-trip?

    Cheapflights users have booked flights from Santiago to Seattle round-trip from $704. Another airline that can offer you cheap pricing is LATAM Airlines. You may be able to fly from Santiago to Seattle for 30% less than the average price by searching for these airlines.

  • Can I find deals for flights from Santiago to Seattle that include hotel bookings?

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

  • How can I find direct flights from Santiago to Seattle?

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

  • Can I find deals for business class flights from Santiago to Seattle?

    Yes. Cheapflights offers flight deals from Santiago to Seattle 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 Santiago to Seattle?

    Currently, October is the cheapest month in which you can book a flight from Santiago to Seattle (average of $201). Flying from Santiago to Seattle in January is currently the most expensive (average of $1,044). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Tukwila
Lakewood
Olympia
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Kirkland
Lacey
Kent
Cle Elum
Marysville
Puyallup
Federal Way
Fife
Issaquah
Aberdeen

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Santiago to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Santiago to Portland flights
Santiago to Spokane flights

Top 2 airlines flying from Santiago to Seattle

Discover the top 2 airlines that operate flights from Santiago to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$704Average$1,096FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$838Average$1,252FlexibilityNo cancel feeOn-time81%

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