$438 Cheap Flights from Santiago (SCL) to Seattle (SEA)

View $438 flight on Fri, Oct 31, 2025Opens in a new window

Popular airlines from Santiago Intl. Airport (SCL) to Seattle-Tacoma International Airport (SEA)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Santiago to Seattle (SCL-SEA)

Prices were available within the past 7 days and start at $438 for one-way flights and $842 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, Feb 21 - Mon, Feb 23
SCL
Santiago
SEA
Seattle
$842 Roundtrip, found 2 days ago
$842
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sat, Feb 21 from Santiago to Seattle, returning Mon, Feb 23, priced at $842 found 2 days ago
Air Canada
Tue, Feb 3 - Mon, Feb 16
SCL
Santiago
SEA
Seattle
$858 Roundtrip, found 2 days ago
$858
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Feb 3 from Santiago to Seattle, returning Mon, Feb 16, priced at $858 found 2 days ago
Air Canada
Wed, Feb 4 - Mon, Feb 16
SCL
Santiago
SEA
Seattle
$865 Roundtrip, found 2 days ago
$865
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Feb 4 from Santiago to Seattle, returning Mon, Feb 16, priced at $865 found 2 days ago
Air Canada
Mon, Dec 8 - Thu, Jan 8
SCL
Santiago
SEA
Seattle
$871 Roundtrip, found 5 days ago
$871
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Dec 8 from Santiago to Seattle, returning Thu, Jan 8, priced at $871 found 5 days ago
Air Canada
Wed, Dec 24 - Tue, Jan 6
SCL
Santiago
SEA
Seattle
$885 Roundtrip, found 1 day ago
$885
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Dec 24 from Santiago to Seattle, returning Tue, Jan 6, priced at $885 found 1 day ago
Air Canada
Mon, Mar 9 - Mon, Mar 23
SCL
Santiago
SEA
Seattle
$903 Roundtrip, found 2 days ago
$903
Roundtrip
found 2 days ago
Select Air Canada flight, departing Mon, Mar 9 from Santiago to Seattle, returning Mon, Mar 23, priced at $903 found 2 days ago
Copa
Tue, Oct 28 - Tue, Nov 4
SCL
Santiago
SEA
Seattle
$947 Roundtrip, found 5 days ago
$947
Roundtrip
found 5 days ago
Select Copa flight, departing Tue, Oct 28 from Santiago to Seattle, returning Tue, Nov 4, priced at $947 found 5 days ago
American Airlines
Wed, Jan 21 - Wed, Feb 4
SCL
Santiago
SEA
Seattle
$1,014 Roundtrip, found 1 day ago
$1,014
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Jan 21 from Santiago to Seattle, returning Wed, Feb 4, priced at $1,014 found 1 day ago
Delta
Thu, Oct 30 - Mon, Nov 17
SCL
Santiago
SEA
Seattle
$1,014 Roundtrip, found 1 day ago
$1,014
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Oct 30 from Santiago to Seattle, returning Mon, Nov 17, priced at $1,014 found 1 day ago
Aeromexico
Fri, Nov 21 - Tue, Nov 25
SCL
Santiago
SEA
Seattle
$1,017 Roundtrip, found 22 hours ago
$1,017
Roundtrip
found 22 hours ago
Select Aeromexico flight, departing Fri, Nov 21 from Santiago to Seattle, returning Tue, Nov 25, priced at $1,017 found 22 hours ago

Find the cheapest month to fly from Santiago (SCL) to Seattle (SEA)

August is typically the cheapest month to fly

From $749 - $1,504 per traveler.

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $1,054
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $1,054

Frequently asked questions

How much does a flight from Arturo Merino Benitez Airport (SCL) to Seattle - Tacoma Intl. Airport (SEA) cost?
Grab a cheap one-way flight from $438 or cheap return flight from $842 from Arturo Merino Benitez Airport (SCL) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Arturo Merino Benitez Airport (SCL) to Seattle - Tacoma Intl. Airport (SEA)?
The cheapest month to fly from SCL to SEA is February, when there's less demand. Off-peak months are often when airlines offer better prices between these airports.
What is the cheapest airline that flies from Arturo Merino Benitez Airport (SCL) to Seattle - Tacoma Intl. Airport (SEA)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from SCL to SEA. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Arturo Merino Benitez Airport (SCL) to Seattle - Tacoma Intl. Airport (SEA)?
Direct flights from Arturo Merino Benitez Airport (SCL) to Seattle - Tacoma Intl. Airport (SEA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SCL to SEA?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Arturo Merino Benitez Airport (SCL) to Seattle - Tacoma Intl. Airport (SEA)?
To avoid potential delays on the Arturo Merino Benitez Airport (SCL) to Seattle - Tacoma Intl. Airport (SEA) route, aim to travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Arturo Merino Benitez Airport (SCL) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Last-minute bookings from SCL to SEA are usually more expensive. To secure the lowest prices, start searching for flights as early as possible. That said, if you're flexible with your travel plans, you may score a cheap fare right before your trip.
Is it cheaper to book a SCL to SEA flight and hotel package?
Compared with arranging hotels and flights separately, booking a SCL to SEA flight and hotel package with Expedia could result in significant savings. What's more, having it all in one place will take the hassle out of planning your trip. Simply pick your flights and choose from our wide range of stays, then personalize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Arturo Merino Benitez Airport (SCL) to Seattle - Tacoma Intl. Airport (SEA)?
If you reserved your SCL to SEA flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Travel information

Origin airport
Arturo Merino Benitez
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Aeromexico, Air Canada, American Airlines, Copa, Delta, LATAM Airlines Group, United
Roundtrip price
$841
Distance
6432 mi

Book with confidence

Santiago to Seattle Flights

The cheapest times to fly from Santiago to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Santiago to Seattle are during the month of February. You can find some of the cheapest flights from Santiago to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Santiago to Seattle

Sunday is one of the best days to book for cheap flights from Santiago to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Santiago to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Santiago to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $438 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Santiago to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Santiago to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Santiago to Seattle Flights

Explore a world of travel with Expedia

*Available to One Key members.