$428+ 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SCL
Nov 29 — Dec 61
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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
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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 30, 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 30, 2026.
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Sat 11/74:27 pm -
3 stops32h 18m
Thu 11/197:30 am -
3 stops34h 07m
Deal found 10/27![Multiple Airlines logo]()
$1,044
This Mytrip deal was found by Cheapflights users on 10/25. 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.
Wed 12/24:58 pm -
3 stops32h 52m
Sun 12/68:25 am -
3 stops30h 07m
Deal found 10/25![Multiple Airlines logo]()
$1,132
This Mytrip deal was found by Cheapflights users on 10/26. 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 12/39:55 pm -
2 stops22h 45m
Deal found 10/26![Multiple Airlines logo]()
$1,143
This Mytrip deal was found by Cheapflights users on 10/26. 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.
Wed 11/257:05 pm -
3 stops30h 50m
Wed 12/28:25 am -
3 stops35h 12m
Deal found 10/26![Multiple Airlines logo]()
$1,152
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/177:59 pm -
2 stops43h 16m
Tue 12/89:45 am -
1 stop17h 35m
Deal found 10/26![Multiple Airlines logo]()
$1,153
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/169:08 am -
2 stops30h 07m
Tue 12/89:45 am -
1 stop17h 35m
Deal found 10/26![Multiple Airlines logo]()
$1,155
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Thu 12/39:30 am -
1 stop30h 45m
Wed 12/165:00 am -
2 stops22h 20m
Deal found 10/27![Multiple Airlines logo]()
$1,156
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/167:48 pm -
1 stop28h 47m
Thu 12/1010:00 am -
2 stops29h 26m
Deal found 10/26![Multiple Airlines logo]()
$1,170
This Air Canada deal was found by Cheapflights users on 10/26. 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 11/267:05 pm -
2 stops36h 10m
Thu 12/39:55 pm -
1 stop28h 04m
Deal found 10/26![Air Canada logo]()
$1,172
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/187:48 pm -
1 stop28h 47m
Thu 12/1010:00 am -
2 stops29h 26m
Deal found 10/26![Multiple Airlines logo]()
$1,225
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 30, 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 30, 2026.
This Air Canada deal was found by Cheapflights users on 10/29. 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 1/177:45 am -
1 stop23h 30m
Thu 1/219:55 pm -
2 stops21h 42m
Deal found 10/29![Air Canada logo]()
$1,387
This KAYAK deal was found by Cheapflights users on 10/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:05 am -
1 stop20h 45m
Sun 11/1510:45 pm -
1 stop25h 32m
Deal found 10/25![Multiple Airlines logo]()
$1,412
This Delta deal was found by Cheapflights users on 10/27. 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.
Wed 2/247:15 am -
1 stop18h 40m
Tue 4/2710:55 pm -
1 stop23h 28m
Deal found 10/27![Delta logo]()
$1,458
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/147:00 am -
2 stops20h 50m
Mon 12/2110:45 pm -
2 stops25h 21m
Deal found 10/29![United Airlines logo]()
$1,470
This Delta deal was found by Cheapflights users on 10/28. 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 11/126:00 am -
2 stops20h 30m
Mon 11/239:55 pm -
2 stops22h 15m
Deal found 10/28![Delta logo]()
$1,466
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 12/117:30 pm -
2 stops32h 20m
Fri 12/1810:45 pm -
1 stop19h 47m
Deal found 10/27![United Airlines logo]()
$1,530
This Delta deal was found by Cheapflights users on 10/27. 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.
Wed 2/247:15 am -
1 stop18h 40m
Fri 4/238:25 pm -
2 stops19h 35m
Deal found 10/27![Delta logo]()
$1,488
This Delta deal was found by Cheapflights users on 10/27. 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 2/232:30 pm -
2 stops19h 30m
Sat 4/246:00 pm -
2 stops21h 23m
Deal found 10/27![Delta logo]()
$1,496
This Delta deal was found by Cheapflights users on 10/26. 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 2/27:15 am -
1 stop17h 20m
Sun 2/2111:55 pm -
1 stop25h 36m
Deal found 10/26![Delta logo]()
$1,496
This Delta deal was found by Cheapflights users on 10/26. 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.
Wed 2/37:31 am -
1 stop18h 24m
Sun 2/2111:50 pm -
1 stop27h 12m
Deal found 10/26![Delta logo]()
$1,496
This Delta deal was found by Cheapflights users on 10/26. 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 2/67:31 am -
1 stop18h 24m
Sun 2/2111:50 pm -
1 stop27h 12m
Deal found 10/26![Delta logo]()
$1,526
Last-minute flights from Seattle to SantiagoDiscover last-minute flight deals from Seattle to Santiago. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Santiago. Data last updated October 30, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Sat 11/74:27 pm -
3 stops32h 18m
Thu 11/197:30 am -
3 stops34h 07m
Deal found 10/27![Multiple Airlines logo]()
$1,044
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/169:08 am -
2 stops30h 07m
Tue 12/89:45 am -
1 stop17h 35m
Deal found 10/26![Multiple Airlines logo]()
$1,155
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/167:48 pm -
1 stop28h 47m
Thu 12/1010:00 am -
2 stops29h 26m
Deal found 10/26![Multiple Airlines logo]()
$1,170
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/167:48 pm -
1 stop28h 47m
Fri 12/1112:20 pm -
2 stops26h 45m
Deal found 10/26![Multiple Airlines logo]()
$1,238
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/167:48 pm -
1 stop28h 47m
Mon 12/712:20 pm -
2 stops26h 45m
Deal found 10/26![Multiple Airlines logo]()
$1,240
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/177:59 pm -
2 stops43h 16m
Tue 12/89:45 am -
1 stop17h 35m
Deal found 10/26![Multiple Airlines logo]()
$1,153
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/187:48 pm -
1 stop28h 47m
Thu 12/1010:00 am -
2 stops29h 26m
Deal found 10/26![Multiple Airlines logo]()
$1,225
This Mytrip deal was found by Cheapflights users on 10/25. 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.
Tue 11/249:53 pm -
3 stops33h 22m
Sun 11/298:25 am -
3 stops30h 07m
Deal found 10/25![Multiple Airlines logo]()
$1,231
This Mytrip deal was found by Cheapflights users on 10/26. 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.
Wed 11/257:05 pm -
3 stops30h 50m
Wed 12/28:25 am -
3 stops35h 12m
Deal found 10/26![Multiple Airlines logo]()
$1,152
This Mytrip deal was found by Cheapflights users on 10/26. 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 12/39:55 pm -
2 stops22h 45m
Deal found 10/26![Multiple Airlines logo]()
$1,143
This Air Canada deal was found by Cheapflights users on 10/26. 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 11/267:05 pm -
2 stops36h 10m
Thu 12/39:55 pm -
1 stop28h 04m
Deal found 10/26![Air Canada logo]()
$1,172
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 30, 2026.
Search for one-way flight options from Seattle to Santiago. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 3/1510:10 pm -
2 stops21h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$428
This Air Canada deal was found by Cheapflights users on 10/25. 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.
Mon 3/223:15 pm -
2 stops34h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Air Canada logo]()
$432
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 10/27![Multiple Airlines logo]()
$447
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 3/1211:32 am -
2 stops31h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$450
This Air Canada deal was found by Cheapflights users on 10/29. 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 3/218:40 am -
2 stops41h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Air Canada logo]()
$452
This Air Canada deal was found by Cheapflights users on 10/29. 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 3/163:15 pm -
2 stops40h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Air Canada logo]()
$457
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 12/78:09 pm -
3 stops53h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$468
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 3/2910:10 pm -
2 stops21h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Multiple Airlines logo]()
$479
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 4/710:07 pm -
3 stops23h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 4/1410:07 pm -
3 stops23h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![Multiple Airlines logo]()
$488
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 30, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,021 (Expedia) |
One-way from | $428 (Kiwi.com) |
Popular in | July |
Cheapest in | November |
Average price | $1,347 |
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 30, 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
Sat 12/5
10:35 am-11:35 pm
2 stops32h 00m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$512
Quickest round-trip
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Mon 1/25
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
Mon 3/22
3:35 pm-5:05 am
3 stops33h 30m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$533
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Sun 12/13
8:09 pm-8:11 pm
2 stops43h 02m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$534
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Mon 3/1
8:05 am-10:35 pm
2 stops33h 30m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$650
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Sat 11/7
3:36 pm-7:40 am
2 stops35h 04m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$728
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Mon 12/21
1:37 pm-6:00 pm
3 stops47h 23m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$750
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Tue 12/15
7:16 am-6:38 am
2 stops42h 22m
Santiago Arturo Merino Benitez
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$841
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Sun 1/17
7:45 am-12:15 pm
1 stop23h 30m
Santiago Arturo Merino Benitez
Thu 1/21
9:55 pm-2:37 pm
2 stops21h 42m
$1,387
SeattleSantiago
SEA Seattle/Tacoma Intl - SCL Santiago Arturo Merino Benitez
SEASCL
Seattle/Tacoma Intl
Thu 11/12
7:05 am-8:50 am
1 stop20h 45m
Santiago Arturo Merino Benitez
Sun 11/15
10:45 pm-7:17 pm
1 stop25h 32m
$1,412
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 Accuracy2 stars | Trust Score*3 stars | |
| 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 |
- 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 $1,105). 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 typical for this route at the moment.
Seattle to Santiago flights typically cost between $977 and $1,354 in March.The cheapest round-trip price found within the last 5 days was $1,021 on Multiple Airlines (Mar 17-Mar 30).
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 30, 2026.
See what other customers who have flown with Delta,LATAM Airlines, andAmerican 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.
Comfort
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Boarding
8.1
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.
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Complete your trip
Complete your trip to Santiago by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Santiago by cabin class
Find flights from Seattle to Santiago, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seattle and Santiago flights
Browse other Seattle and Santiago flight options. Last updated on October 30, 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 30, 2026.
Popular flight searches
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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 30, 2026.
Top 3 airlines flying from Seattle to Santiago
Discover the top 3 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 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$855 | Average$1,259 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$895 | Average$1,279 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$971 | Average$1,415 | FlexibilityNo cancel fee | On-time71% |