$410+ Cheap flights from Seattle (SEA) to Santiago (SCL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SCL
Nov 22 — Nov 291
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Santiago with Cheapflights
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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Santiago
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to SantiagoExplore the most affordable flight options available from Seattle to Santiago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
Explore the most affordable flight options available from Seattle to Santiago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2026.
This lol.travel deal was found by Cheapflights users on 10/18. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:40 am -
2 stops22h 35m
Thu 12/109:55 pm -
2 stops29h 02m
Deal found 10/18![Air Canada logo]()
$835
This Air Canada deal was found by Cheapflights users on 10/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/303:15 pm -
2 stops34h 35m
Sun 1/248:25 am -
2 stops35h 12m
Deal found 10/19![Air Canada logo]()
$889
This Air Canada deal was found by Cheapflights users on 10/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2910:10 am -
2 stops45h 05m
Sun 1/248:25 am -
2 stops42h 32m
Deal found 10/19![Air Canada logo]()
$894
This Air Canada deal was found by Cheapflights users on 10/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/3110:10 am -
2 stops45h 05m
Mon 1/259:55 pm -
2 stops21h 42m
Deal found 10/19![Air Canada logo]()
$899
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:37 pm -
3 stops33h 01m
Thu 12/109:55 pm -
2 stops22h 48m
Deal found 10/21![Multiple Airlines logo]()
$964
This Air Canada deal was found by Cheapflights users on 10/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/297:05 pm -
2 stops36h 10m
Thu 1/219:55 pm -
1 stop28h 04m
Deal found 10/19![Air Canada logo]()
$971
This Mytrip deal was found by Cheapflights users on 10/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/44:58 pm -
3 stops32h 52m
Thu 12/109:55 pm -
2 stops22h 48m
Deal found 10/22![Multiple Airlines logo]()
$1,064
This oojo deal was found by Cheapflights users on 10/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:30 am -
1 stop30h 45m
Wed 11/2511:25 pm -
1 stop25h 30m
Deal found 10/18![Aeromexico logo]()
$1,065
This Air Canada deal was found by Cheapflights users on 10/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/298:40 am -
2 stops22h 35m
Tue 12/88:25 am -
2 stops38h 57m
Deal found 10/22![Air Canada logo]()
$1,082
Best flights from Seattle to SantiagoDiscover carefully curated flight deals from Seattle to Santiago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
Discover carefully curated flight deals from Seattle to Santiago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Thu 11/57:05 am -
1 stop20h 45m
Mon 11/910:45 pm -
1 stop19h 40m
Deal found 10/20![United Airlines logo]()
$1,457
This Delta deal was found by Cheapflights users on 10/19. 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.
Thu 11/197:15 am -
1 stop18h 40m
Fri 12/411:50 pm -
1 stop19h 44m
Deal found 10/19![Delta logo]()
$1,496
This United Airlines deal was found by Cheapflights users on 10/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:05 am -
1 stop20h 45m
Wed 11/410:45 pm -
2 stops22h 42m
Deal found 10/18![United Airlines logo]()
$1,460
This Delta deal was found by Cheapflights users on 10/19. 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.
Thu 11/197:15 am -
1 stop18h 40m
Sun 12/611:50 pm -
1 stop19h 53m
Deal found 10/19![Delta logo]()
$1,496
This United Airlines deal was found by Cheapflights users on 10/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:05 am -
2 stops18h 45m
Mon 11/1610:45 pm -
3 stops27h 11m
Deal found 10/19![United Airlines logo]()
$1,470
This Delta deal was found by Cheapflights users on 10/21. 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 12/85:30 am -
2 stops20h 25m
Sat 12/1911:10 pm -
2 stops20h 34m
Deal found 10/21![Delta logo]()
$1,500
This Delta deal was found by Cheapflights users on 10/21. 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 12/156:00 am -
2 stops18h 05m
Tue 12/229:45 am -
2 stops19h 30m
Deal found 10/21![Delta logo]()
$1,520
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 12/225:00 am -
2 stops22h 50m
Fri 1/2210:45 pm -
2 stops28h 14m
Deal found 10/20![United Airlines logo]()
$1,550
This Delta deal was found by Cheapflights users on 10/19. 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.
Sat 11/2110:52 pm -
1 stop27h 03m
Fri 12/411:50 pm -
1 stop25h 28m
Deal found 10/19![Delta logo]()
$1,526
This Delta deal was found by Cheapflights users on 10/22. 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 12/158:10 am -
1 stop15h 55m
Thu 1/78:40 am -
2 stops18h 45m
Deal found 10/22![Delta logo]()
$1,665
Last-minute flights from Seattle to SantiagoDiscover last-minute flight deals from Seattle to Santiago. Data last updated October 23, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Santiago. Data last updated October 23, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 10/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/179:30 am -
1 stop30h 45m
Tue 11/2411:25 pm -
1 stop25h 30m
Deal found 10/19![Aeromexico logo]()
$1,141
This oojo deal was found by Cheapflights users on 10/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/189:30 am -
1 stop30h 45m
Wed 11/2511:25 pm -
1 stop25h 30m
Deal found 10/18![Aeromexico logo]()
$1,065
This Mytrip deal was found by Cheapflights users on 10/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:37 pm -
3 stops33h 01m
Thu 12/109:55 pm -
2 stops22h 48m
Deal found 10/21![Multiple Airlines logo]()
$964
This lol.travel deal was found by Cheapflights users on 10/18. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/278:40 am -
2 stops22h 35m
Thu 12/109:55 pm -
2 stops29h 02m
Deal found 10/18![Air Canada logo]()
$835
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Fri 11/277:09 am -
1 stop17h 26m
Thu 12/1011:55 pm -
1 stop18h 03m
Deal found 10/22![Multiple Airlines logo]()
$1,148
This Air Canada deal was found by Cheapflights users on 10/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2910:10 am -
2 stops21h 05m
Fri 12/118:25 am -
2 stops42h 32m
Deal found 10/22![Air Canada logo]()
$1,082
One-way flights from Seattle to SantiagoSearch for one-way flight options from Seattle to Santiago. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
Search for one-way flight options from Seattle to Santiago. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
This Travelocity deal was found by Cheapflights users on 10/18. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/287:05 pm -
2 stops60h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Air Canada logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 1/184:29 pm -
3 stops39h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$481
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:19 pm -
3 stops32h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$494
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 1/199:20 pm -
2 stops28h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$510
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Wed 12/24:58 pm -
3 stops48h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$511
This oojo deal was found by Cheapflights users on 10/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/159:30 am -
1 stop30h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Aeromexico logo]()
$516
This Kiwi.com deal was found by Cheapflights users on 10/19. 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.
Sat 12/54:58 pm -
3 stops48h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$518
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/69:09 pm -
3 stops45h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$521
This Travelocity deal was found by Cheapflights users on 10/17. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/138:40 am -
2 stops41h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Air Canada logo]()
$522
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 12/89:21 pm -
2 stops28h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$525
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/134:29 pm -
3 stops39h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$527
Find flight deals from Seattle to Santiago
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Santiago (SCL). 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 October 23, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $835 (lol.travel) |
One-way from | $410 (Travelocity) |
Popular in | July |
Cheapest in | November |
Average price | $1,312 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Santiago 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 7,457,451 searches. Data last updated October 23, 2026.
Use the filters below to find and compare flights from Seattle to Santiago that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Tue 1/19
9:20 pm-6:55 am
2 stops28h 35m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$510
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Tue 1/19
9:30 am-9:15 pm
1 stop30h 45m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$516
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Tue 12/8
9:21 pm-6:40 am
2 stops28h 19m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$525
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Mon 11/2
4:27 pm-7:40 am
3 stops34h 13m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$619
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Tue 12/15
3:29 pm-7:00 am
3 stops34h 31m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$636
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Sat 12/26
7:57 pm-5:00 am
3 stops28h 03m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$666
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Thu 10/29
7:05 pm-1:05 am
3 stops26h 00m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$690
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Thu 12/24
5:41 pm-6:38 am
3 stops31h 57m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$699
Quickest round-trip
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Wed 10/28
11:59 pm-3:42 am
2 stops23h 43m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$782
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Thu 11/5
7:05 am-8:50 am
1 stop20h 45m
Santiago Arturo Merino Benitez
Mon 11/9
10:45 pm-1:25 pm
1 stop19h 40m
$1,457
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Seattle to Santiago
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 Seattle to Santiago in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Santiago flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Seattle-Santiago flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Seattle-Santiago flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Santiago flights, Cheapflights users trust Ovago the most. Ovago 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 Seattle-Santiago 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 Seattle to Santiago
Have a flexible travel schedule? Discover the best time to fly to Santiago from Seattle with our price prediction graph.
SEA-SCL
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 Santiago
How far ahead should I book a flight from Seattle to Santiago?
The best time to book flights from Seattle to Santiago is 85 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Seattle to Santiago?
Currently, November is the cheapest month in which you can book a flight from Seattle to Santiago (average of $1,079). Flying from Seattle to Santiago in July is currently the most expensive (average of $1,622). 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 Seattle to Santiago?
Airfare is below average for this route at the moment.
Seattle to Santiago flights typically cost between $1,068 and $1,468 in November.The cheapest round-trip price found within the last 5 days was $835 on Air Canada (Nov 27-Dec 10).
Reviews of airlines servicing Santiago
Get insights into the airlines that provide service to Santiago. 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 Santiago. Reviews last updated October 23, 2026.
See what other customers who have flown with Delta,LATAM Airlines, andUnited Airlines from Seattle to Santiago have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Boarding
8.1
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Seattle to Santiago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
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Alternative routes for Seattle to Santiago
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Seattle and Santiago flights
Browse other Seattle and Santiago flight options. Last updated on October 23, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.
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Other flights to Santiago
Explore flights to Santiago departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.
Top 4 airlines flying from Seattle to Santiago
Discover the top 4 airlines that operate flights from Seattle to Santiago. 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 7,457,451 searches. Data last updated October 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$855 | Average$1,288 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$895 | Average$1,305 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$964 | Average$1,128 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,004 | Average$1,394 | FlexibilityNo cancel fee | On-time71% |