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

Dallas (DFW) was the most common stop: 45% of momondo users choosing 1-stop flights on this route connected there.

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 offers the lowest fares from Seattle to Santiago?

Flights via Toronto (YYZ) offer the lowest average round-trip price of $982.

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.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Santiago Arturo Merino Benitez?

Aeromexico is the most popular carrier operating from Seattle/Tacoma Intl to Santiago Arturo Merino Benitez

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 47% 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.

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 September 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.

$430 Cheap Flights from Seattle to Santiago in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Santiago

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

10:10 am - 6:50 amSEA Seattle/Tacoma Intl-SCL Santiago Arturo Merino Benitez

39h 40m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

8:25 am - 2:37 pmSCL Santiago Arturo Merino Benitez-SEA Seattle/Tacoma Intl

35h 12m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$982Air Canada

Wed, Dec 2 - Tue, Feb 23

7:00 pm - 11:15 amSEA Seattle/Tacoma Intl-SCL Santiago Arturo Merino Benitez

36h 15m2 stops Vancouver Intl Toronto Pearson Intl

11:05 pm - 8:48 pmSCL Santiago Arturo Merino Benitez-SEA Seattle/Tacoma Intl

24h 43m2 stops Bogotá El Dorado Toronto Pearson Intl

$1,035Multiple Airlines

Tue, Mar 23 - Thu, Apr 22

9:20 pm - 7:40 amSEA Seattle/Tacoma Intl-SCL Santiago Arturo Merino Benitez

29h 20m1 stop Atlanta Hartsfield-Jackson

7:40 am - 12:11 amSCL Santiago Arturo Merino Benitez-SEA Seattle/Tacoma Intl

21h 31m2 stops Lima J Chavez Intl Salt Lake City

$1,186Delta

Tue, Jan 19 - Fri, Jan 22

7:15 am - 5:35 amSEA Seattle/Tacoma Intl-SCL Santiago Arturo Merino Benitez

17h 20m1 stop Los Angeles

11:50 pm - 2:43 pmSCL Santiago Arturo Merino Benitez-SEA Seattle/Tacoma Intl

19h 53m1 stop New York John F Kennedy Intl

$1,265LATAM Airlines

Mon, Nov 30 - Sun, Dec 6

7:15 am - 5:35 amSEA Seattle/Tacoma Intl-SCL Santiago Arturo Merino Benitez

17h 20m1 stop Los Angeles

9:55 pm - 12:39 pmSCL Santiago Arturo Merino Benitez-SEA Seattle/Tacoma Intl

19h 44m2 stops Lima J Chavez Intl Los Angeles

$1,279LATAM Airlines

Tue, Dec 1 - Tue, Dec 8

5:27 am - 7:45 amSEA Seattle/Tacoma Intl-SCL Santiago Arturo Merino Benitez

21h 18m1 stop Dallas/Fort Worth

11:45 pm - 1:17 pmSCL Santiago Arturo Merino Benitez-SEA Seattle/Tacoma Intl

18h 32m1 stop Dallas/Fort Worth

$1,415American Airlines

Fri, Feb 12 - Mon, Feb 22

5:27 am - 7:45 amSEA Seattle/Tacoma Intl-SCL Santiago Arturo Merino Benitez

21h 18m1 stop Dallas/Fort Worth

11:45 pm - 4:57 pmSCL Santiago Arturo Merino Benitez-SEA Seattle/Tacoma Intl

22h 12m1 stop Dallas/Fort Worth

$1,415American Airlines

Fri, Feb 12 - Fri, Feb 19

9:30 am - 5:35 amSEA Seattle/Tacoma Intl-SCL Santiago Arturo Merino Benitez

15h 05m1 stop Los Angeles

9:50 pm - 12:23 pmSCL Santiago Arturo Merino Benitez-SEA Seattle/Tacoma Intl

19h 33m1 stop Atlanta Hartsfield-Jackson

$1,425Delta

Mon, Mar 1 - Mon, Mar 8

7:00 am - 8:50 amSEA Seattle/Tacoma Intl-SCL Santiago Arturo Merino Benitez

20h 50m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

10:45 pm - 9:12 pmSCL Santiago Arturo Merino Benitez-SEA Seattle/Tacoma Intl

27h 27m3 stops Houston George Bush Intcntl Los Angeles Denver Intl

$1,430United Airlines

Tue, Jan 12 - Tue, Jan 26

7:00 am - 8:50 amSEA Seattle/Tacoma Intl-SCL Santiago Arturo Merino Benitez

20h 50m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

10:45 pm - 8:40 pmSCL Santiago Arturo Merino Benitez-SEA Seattle/Tacoma Intl

26h 55m3 stops Houston George Bush Intcntl Chicago O'Hare Intl Washington, D.C. Dulles Intl

$1,430United Airlines

Mon, Feb 15 - Mon, Mar 1

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Air Canada flights from Seattle to Santiago

Our best Air Canada deals on Seattle to Santiago flight tickets

Air Canada

Dec 2

SEA10:10 amSeattle/Tacoma Intl

39h 40m

2 stops

SCL6:50 amSantiago Arturo Merino Benitez

Feb 23

SCL8:25 amSantiago Arturo Merino Benitez

35h 12m

2 stops

SEA2:37 pmSeattle/Tacoma Intl

$982

Air Canada

Nov 28

SEA7:05 pmSeattle/Tacoma Intl

36h 10m

2 stops

SCL12:15 pmSantiago Arturo Merino Benitez

Dec 9

SCL8:25 amSantiago Arturo Merino Benitez

35h 12m

2 stops

SEA2:37 pmSeattle/Tacoma Intl

$1,042

Air Canada

Nov 30

SEA8:40 amSeattle/Tacoma Intl

22h 35m

2 stops

SCL12:15 pmSantiago Arturo Merino Benitez

Dec 8

SCL8:25 amSantiago Arturo Merino Benitez

38h 57m

2 stops

SEA6:22 pmSeattle/Tacoma Intl

$1,113

Aeromexico flights from Seattle to Santiago

Our best Aeromexico deals on Seattle to Santiago flight tickets

Aeromexico

Feb 16

SEA9:30 amSeattle/Tacoma Intl

30h 45m

1 stop

SCL9:15 pmSantiago Arturo Merino Benitez

Mar 23

SCL11:25 pmSantiago Arturo Merino Benitez

25h 30m

1 stop

SEA8:55 pmSeattle/Tacoma Intl

$1,100

Aeromexico

Nov 24

SEA9:30 amSeattle/Tacoma Intl

30h 45m

1 stop

SCL9:15 pmSantiago Arturo Merino Benitez

Dec 3

SCL11:25 pmSantiago Arturo Merino Benitez

25h 30m

1 stop

SEA7:55 pmSeattle/Tacoma Intl

$1,124

Aeromexico

Jan 11

SEA9:30 amSeattle/Tacoma Intl

30h 45m

1 stop

SCL9:15 pmSantiago Arturo Merino Benitez

Jan 31

SCL11:25 pmSantiago Arturo Merino Benitez

25h 30m

1 stop

SEA7:55 pmSeattle/Tacoma Intl

$1,137

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSantiago

SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez

SEASCL

Seattle/Tacoma Intl

Wed 12/2

10:10 am-6:50 am

2 stops39h 40m

Santiago Arturo Merino Benitez

Tue 2/23

8:25 am-2:37 pm

2 stops35h 12m

$982

SeattleSantiago

SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez

SEASCL

Seattle/Tacoma Intl

Tue 3/23

7:00 pm-11:15 am

2 stops36h 15m

Santiago Arturo Merino Benitez

Thu 4/22

11:05 pm-8:48 pm

2 stops24h 43m

$1,035

SeattleSantiago

SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez

SEASCL

Seattle/Tacoma Intl

Tue 1/19

9:20 pm-7:40 am

1 stop29h 20m

Santiago Arturo Merino Benitez

Fri 1/22

7:40 am-12:11 am

2 stops21h 31m

$1,186

SeattleSantiago

SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez

SEASCL

Seattle/Tacoma Intl

Mon 11/30

7:15 am-5:35 am

1 stop17h 20m

Santiago Arturo Merino Benitez

Sun 12/6

11:50 pm-2:43 pm

1 stop19h 53m

$1,265

SeattleSantiago

SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez

SEASCL

Seattle/Tacoma Intl

Tue 12/1

7:15 am-5:35 am

1 stop17h 20m

Santiago Arturo Merino Benitez

Tue 12/8

9:55 pm-12:39 pm

2 stops19h 44m

$1,279

SeattleSantiago

SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez

SEASCL

Seattle/Tacoma Intl

Fri 2/12

5:27 am-7:45 am

1 stop21h 18m

Santiago Arturo Merino Benitez

Mon 2/22

11:45 pm-1:17 pm

1 stop18h 32m

$1,415

SeattleSantiago

SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez

SEASCL

Seattle/Tacoma Intl

Fri 2/12

5:27 am-7:45 am

1 stop21h 18m

Santiago Arturo Merino Benitez

Fri 2/19

11:45 pm-4:57 pm

1 stop22h 12m

$1,415

Quickest round-trip

SeattleSantiago

SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez

SEASCL

Seattle/Tacoma Intl

Mon 3/1

9:30 am-5:35 am

1 stop15h 05m

Santiago Arturo Merino Benitez

Mon 3/8

9:50 pm-12:23 pm

1 stop19h 33m

$1,425

SeattleSantiago

SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez

SEASCL

Seattle/Tacoma Intl

Tue 1/12

7:00 am-8:50 am

2 stops20h 50m

Santiago Arturo Merino Benitez

Tue 1/26

10:45 pm-9:12 pm

3 stops27h 27m

$1,430

SeattleSantiago

SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez

SEASCL

Seattle/Tacoma Intl

Mon 2/15

7:00 am-8:50 am

2 stops20h 50m

Santiago Arturo Merino Benitez

Mon 3/1

10:45 pm-8:40 pm

3 stops26h 55m

$1,430

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?

Prices are currently low for flights on this route.

Typical prices usually range from $1,149 to $1,582.
The lowest price recently found on this route was $982.

What is the cheapest month to fly to Santiago?

In general, November 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 $1,014. If you don’t want to visit Santiago in November, then you should wait until April to fly from Seattle, when ticket prices are also cheap, with an average price of $1,134.

How far in advance should I book a flight from Seattle 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 $1,274 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 $1,063 on momondo.

Can stopping save me money on Seattle to Santiago flights?

You could potentially save up to 1% 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 September 2026, prices for Seattle to Santiago flights are approximately 22% 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

Best Price Found	$430
Fastest flight time	14h 58m
Direct flights	None

The best one-way flight to Santiago from Seattle in the past 72 hours is $430. The best round-trip flight deal from Seattle to Santiago found on momondo in the last 72 hours is $982.

The fastest flight from Seattle to Santiago takes 14h 58m

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

Search flight deals

Frequently asked questions about flying from Seattle to Santiago

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 14h 58m.
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 September 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 47% of all bookings. The subsequent popular airlines are American Airlines at 24%, Delta at 20%, and United Airlines at 9%.

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 $855	Free Cancellation	Rating 7.4 1,977 reviews	Search LATAM Airlines flights
Delta	PriceFrom $895	Free Cancellation	Rating 7.8 8,604 reviews	Search Delta flights
American Airlines	PriceFrom $971	Free Cancellation	Rating 7.0 12,097 reviews	Search American Airlines flights
United Airlines	PriceFrom $1,018	Free Cancellation	Rating 7.4 10,246 reviews	Search United Airlines flights

Viña del Mar

Valparaíso

Santa Cruz

San Fernando

Valle Nevado

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.