Which layover airport has the shortest travel time from Seattle to Santiago?

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 14h 58m.

Which layover airport has the shortest connection time from Seattle to Santiago?

Dallas (DFW) has the shortest average layover time for this route: 1h 44m.

Which layover airport offers the lowest fares from Seattle to Santiago?

Flights via Dallas (DFW) offer the lowest average round-trip price of $1,120.

What airlines fly to Santiago?

LATAM Airlines, American Airlines and Delta are the top three most popular airlines that fly to Santiago from Seattle according to our data. LATAM Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Santiago. Keep in mind that there are 4 different airlines that fly to Santiago on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Seattle and Santiago?

Dallas (DFW) was the most common stop: 56% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport are updated daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport is 4 as of April 2026.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport.

What documentation or ID do you need to fly to Santiago Arturo Merino Benitez Airport?

The travel and health documents you'll need for your trip to Santiago Arturo Merino Benitez Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Santiago Arturo Merino Benitez Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$334 Cheap Flights from Seattle to Santiago in 2026

Q: What is the typical price of a round-trip flight between Seattle and Santiago?

Prices are currently low for flights on this route. Typical prices usually range from $1,345 to $1,066. The lowest price recently found on this route was $934.

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Seattle to Santiago

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:20 am - 6:50 am

SEA

SCL

20h 30m

1 stop

10:55 pm - 2:30 pm

SCL

SEA

18h 35m

1 stop

$934LATAM Airlines

Tue, May 5 - Wed, May 27

10:40 pm - 6:25 am

SEA

SCL

28h 45m

1 stop

10:55 pm - 2:42 pm

SCL

SEA

18h 47m

1 stop

$949LATAM Airlines

Tue, Apr 28 - Tue, May 5

10:15 am - 5:35 am

SEA

SCL

16h 20m

1 stop

10:55 pm - 2:30 pm

SCL

SEA

18h 35m

1 stop

$955LATAM Airlines

Thu, May 7 - Thu, May 28

7:20 am - 6:50 am

SEA

SCL

20h 30m

1 stop

5:40 am - 11:55 pm

SCL

SEA

21h 15m

2 stops

$957LATAM Airlines

Tue, May 5 - Wed, May 27

10:15 am - 5:35 am

SEA

SCL

16h 20m

1 stop

10:55 pm - 2:30 pm

SCL

SEA

18h 35m

1 stop

$975LATAM Airlines

Wed, May 27 - Thu, Jun 4

7:15 am - 6:50 am

SEA

SCL

20h 35m

1 stop

4:10 am - 9:55 pm

SCL

SEA

20h 45m

2 stops

$978LATAM Airlines

Thu, May 7 - Thu, May 28

7:20 am - 6:25 am

SEA

SCL

20h 05m

1 stop

7:55 pm - 12:14 pm

SCL

SEA

19h 19m

2 stops

$980LATAM Airlines

Tue, Apr 28 - Tue, May 5

7:35 pm - 5:35 am

SEA

SCL

31h 00m

3 stops

3:20 pm - 6:45 pm

SCL

SEA

30h 25m

3 stops

$982Multiple Airlines

Tue, Apr 28 - Tue, May 5

11:35 pm - 3:00 am

SEA

SCL

24h 25m

2 stops

11:17 am - 10:52 pm

SCL

SEA

38h 35m

2 stops

$988United Airlines

Wed, Apr 29 - Wed, May 6

7:20 am - 6:25 am

SEA

SCL

20h 05m

1 stop

11:25 pm - 3:05 pm

SCL

SEA

18h 40m

1 stop

$989LATAM Airlines

Tue, May 5 - Wed, May 13

LATAM Airlines flights from Seattle to Santiago

Our best LATAM Airlines deals on Seattle to Santiago flight tickets

LATAM Airlines

May 5

SEA7:20 amSeattle/Tacoma Intl

20h 30m

1 stop

SCL6:50 amSantiago Arturo Merino Benitez

May 27

SCL10:55 pmSantiago Arturo Merino Benitez

18h 35m

1 stop

SEA2:30 pmSeattle/Tacoma Intl

$934

LATAM Airlines

Apr 28

SEA10:40 pmSeattle/Tacoma Intl

28h 45m

1 stop

SCL6:25 amSantiago Arturo Merino Benitez

May 5

SCL10:55 pmSantiago Arturo Merino Benitez

18h 47m

1 stop

SEA2:42 pmSeattle/Tacoma Intl

$949

LATAM Airlines

May 7

SEA10:15 amSeattle/Tacoma Intl

16h 20m

1 stop

SCL5:35 amSantiago Arturo Merino Benitez

May 28

SCL10:55 pmSantiago Arturo Merino Benitez

18h 35m

1 stop

SEA2:30 pmSeattle/Tacoma Intl

$955

American Airlines flights from Seattle to Santiago

Our best American Airlines deals on Seattle to Santiago flight tickets

American Airlines

Jun 22

SEA7:31 amSeattle/Tacoma Intl

20h 34m

2 stops

SCL7:05 amSantiago Arturo Merino Benitez

Jul 22

SCL8:30 pmSantiago Arturo Merino Benitez

18h 26m

1 stop

SEA11:56 amSeattle/Tacoma Intl

$1,108

American Airlines

Apr 13

SEA7:09 amSeattle/Tacoma Intl

20h 56m

2 stops

SCL7:05 amSantiago Arturo Merino Benitez

Apr 27

SCL8:35 pmSantiago Arturo Merino Benitez

25h 09m

2 stops

SEA6:44 pmSeattle/Tacoma Intl

$1,305

American Airlines

Apr 13

SEA7:09 amSeattle/Tacoma Intl

20h 56m

2 stops

SCL7:05 amSantiago Arturo Merino Benitez

Apr 27

SCL8:35 pmSantiago Arturo Merino Benitez

30h 09m

1 stop

SEA11:44 pmSeattle/Tacoma Intl

$1,324

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSantiago

SEA - SCL

SEASCL

Seattle/Tacoma Intl

Tue 5/5

7:20 am-6:50 am

1 stop20h 30m

Santiago Arturo Merino Benitez

Wed 5/27

10:55 pm-2:30 pm

1 stop18h 35m

$934

SeattleSantiago

SEA - SCL

SEASCL

Seattle/Tacoma Intl

Tue 4/28

10:40 pm-6:25 am

1 stop28h 45m

Santiago Arturo Merino Benitez

Tue 5/5

10:55 pm-2:42 pm

1 stop18h 47m

$949

Quickest round-trip

SeattleSantiago

SEA - SCL

SEASCL

Seattle/Tacoma Intl

Thu 5/7

10:15 am-5:35 am

1 stop16h 20m

Santiago Arturo Merino Benitez

Thu 5/28

10:55 pm-2:30 pm

1 stop18h 35m

$955

SeattleSantiago

SEA - SCL

SEASCL

Seattle/Tacoma Intl

Tue 5/5

7:20 am-6:50 am

1 stop20h 30m

Santiago Arturo Merino Benitez

Wed 5/27

5:40 am-11:55 pm

2 stops21h 15m

$957

SeattleSantiago

SEA - SCL

SEASCL

Seattle/Tacoma Intl

Wed 5/27

10:15 am-5:35 am

1 stop16h 20m

Santiago Arturo Merino Benitez

Thu 6/4

10:55 pm-2:30 pm

1 stop18h 35m

$975

SeattleSantiago

SEA - SCL

SEASCL

Seattle/Tacoma Intl

Thu 5/7

7:15 am-6:50 am

1 stop20h 35m

Santiago Arturo Merino Benitez

Thu 5/28

4:10 am-9:55 pm

2 stops20h 45m

$978

SeattleSantiago

SEA - SCL

SEASCL

Seattle/Tacoma Intl

Tue 4/28

7:20 am-6:25 am

1 stop20h 05m

Santiago Arturo Merino Benitez

Tue 5/5

7:55 pm-12:14 pm

2 stops19h 19m

$980

SeattleSantiago

SEA - SCL

SEASCL

Seattle/Tacoma Intl

Tue 4/28

7:35 pm-5:35 am

3 stops31h 00m

Santiago Arturo Merino Benitez

Tue 5/5

3:20 pm-6:45 pm

3 stops30h 25m

$982

SeattleSantiago

SEA - SCL

SEASCL

Seattle/Tacoma Intl

Wed 4/29

11:35 pm-3:00 am

2 stops24h 25m

Santiago Arturo Merino Benitez

Wed 5/6

11:17 am-10:52 pm

2 stops38h 35m

$988

SeattleSantiago

SEA - SCL

SEASCL

Seattle/Tacoma Intl

Tue 5/5

7:20 am-6:25 am

1 stop20h 05m

Santiago Arturo Merino Benitez

Wed 5/13

11:25 pm-3:05 pm

1 stop18h 40m

$989

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Santiago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Seattle and Santiago?

What is the cheapest month to fly to Santiago?

In general, January is the cheapest month to fly from Seattle to Santiago. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,011. If you don’t want to visit Santiago in January, then you should wait until October to fly from Seattle, when ticket prices are also cheap, with an average price of $1,033.

How far in advance should I book a flight to Santiago?

You are more likely to see cheaper flights to Santiago from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Santiago for around $1,170 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santiago from Seattle for as low as $1,012 on momondo.

Can stopping save me money on Seattle to Santiago flights?

You could potentially save up to 17% on your flight if you consider stops on a Seattle to Santiago flight.

How have Seattle to Santiago flight prices changed over time?

As of April 2026, prices for Seattle to Santiago flights are approximately 5% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Santiago

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Santiago according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Santiago (SEA to SCL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Santiago

Fastest flight time	15h 53m
Direct flights	None

The fastest flight from Seattle to Santiago takes 15h 53m

There are no direct flights from Seattle to Santiago. There are no popular flight routes from Seattle to Santiago.

Search flight deals

How far is Seattle/Tacoma Intl to Santiago Arturo Merino Benitez by plane?
Seattle/Tacoma Intl and Santiago Arturo Merino Benitez are 6445.1 mi apart from one another. In terms of flight time, this usually takes a little over 15h 53m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport is 4 as of April 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Santiago Arturo Merino Benitez Airport.
What documentation or ID do you need to fly to Santiago Arturo Merino Benitez Airport?
The travel and health documents you'll need for your trip to Santiago Arturo Merino Benitez Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Santiago Arturo Merino Benitez Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Seattle to Santiago?
momondo data reveals that the most frequently booked airline on the route from Seattle to Santiago is LATAM Airlines, representing 44% of all bookings. The subsequent popular airlines are American Airlines at 26%, Delta at 23%, and United Airlines at 8%.

Best airlines flying from Seattle to Santiago

Compare and see reviews for airlines that fly from Seattle to Santiago with momondo

Airline	Rating	Free Cancellation	Price
LATAM Airlines	PriceFrom $888	Free Cancellation	Rating 7.4 1,905 reviews	Search LATAM Airlines flights
Delta	PriceFrom $895	Free Cancellation	Rating 7.9 8,365 reviews	Search Delta flights
American Airlines	PriceFrom $918	Free Cancellation	Rating 7.1 11,546 reviews	Search American Airlines flights
United Airlines	PriceFrom $1,018	Free Cancellation	Rating 7.4 9,533 reviews	Search United Airlines flights

Viña del Mar

Valparaíso

Santa Cruz

Valle Nevado

San Fernando

Pichilemu

Zapallar

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Santiago?

Finding the right flight to Santiago from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Santiago quick and easy, saving you time and money.

Can I find flights from Seattle to Santiago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Santiago from Seattle with this policy.

How can momondo help me find flights from Seattle to Santiago?

Once you have performed a search for Seattle to Santiago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seattle to Santiago right now. Can momondo alert me if prices change?

Price alerts on flights to Santiago from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.