$349+ Cheap flights from Seattle (SEA) to Santiago (SCL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SCL
Aug 28 — Sep 41
Round-trip
1 adult, Economy
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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 July 29, 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 July 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:15 pm
SEA
- SCL
1 stop29h 20m
Multiple Airlines
Thu 9/171:30 am
SCL
- SEA
2 stops36h 07m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$905
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:25 pm
SEA
- SCL
1 stop30h 10m
Multiple Airlines
Wed 9/167:40 am
SCL
- SEA
2 stops36h 01m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$926
This Trip.com deal was found by Cheapflights users on 7/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:53 pm
SEA
- SCL
3 stops38h 22m
Multiple Airlines
Wed 8/2612:30 am
SCL
- SEA
3 stops37h 09m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$934
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Sat 9/128:15 pm
SEA
- SCL
1 stop29h 20m
Multiple Airlines
Thu 9/2411:55 pm
SCL
- SEA
2 stops43h 13m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$981
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:00 am
SEA
- SCL
2 stops39h 35m
Multiple Airlines
Mon 9/2811:55 pm
SCL
- SEA
1 stop17h 05m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$995
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 10/198:08 am
SEA
- SCL
2 stops39h 27m
Multiple Airlines
Mon 11/211:55 pm
SCL
- SEA
1 stop23h 31m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$996
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 10/198:08 am
SEA
- SCL
2 stops39h 27m
Multiple Airlines
Sun 11/111:55 pm
SCL
- SEA
1 stop23h 31m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$1,001
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:49 am
SEA
- SCL
1 stop18h 46m
Multiple Airlines
Tue 9/154:20 pm
SCL
- SEA
2 stops45h 17m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$1,008
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 10/198:08 am
SEA
- SCL
2 stops39h 27m
Multiple Airlines
Wed 10/2811:55 pm
SCL
- SEA
1 stop22h 31m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$1,012
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 10/2110:40 pm
SEA
- SCL
2 stops24h 55m
Multiple Airlines
Mon 11/211:55 pm
SCL
- SEA
1 stop23h 31m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$1,017
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 July 29, 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 July 29, 2026.
This Justfly.com deal was found by Cheapflights users on 7/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:15 am
SEA
- SCL
1 stop20h 10m
LATAM Airlines
Thu 9/311:25 pm
SCL
- SEA
1 stop16h 02m
LATAM Airlines
Deal found 7/28![LATAM Airlines logo]()
$1,227
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/159:33 pm
SEA
- SCL
2 stops29h 22m
Multiple Airlines
Thu 8/208:30 am
SCL
- SEA
2 stops40h 30m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,236
This Copa Airlines deal was found by Cheapflights users on 7/24. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:39 pm
SEA
- SCL
2 stops25h 57m
Copa Airlines
Tue 1/191:32 am
SCL
- SEA
2 stops26h 49m
Copa Airlines
Deal found 7/24![Copa Airlines logo]()
$1,247
This Delta deal was found by Cheapflights users on 7/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/137:20 am
SEA
- SCL
1 stop18h 30m
Delta
Wed 1/2011:55 pm
SCL
- SEA
1 stop24h 28m
Delta
Deal found 7/25![Delta logo]()
$1,275
This United Airlines deal was found by Cheapflights users on 7/24. 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 11/59:00 am
SEA
- SCL
2 stops18h 50m
United Airlines
Wed 1/2010:45 pm
SCL
- SEA
3 stops46h 09m
United Airlines
Deal found 7/24![United Airlines logo]()
$1,412
This Copa Airlines deal was found by Cheapflights users on 7/27. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1512:15 pm
SEA
- SCL
2 stops26h 56m
Copa Airlines
Thu 1/712:20 pm
SCL
- SEA
2 stops28h 13m
Copa Airlines
Deal found 7/27![Copa Airlines logo]()
$1,304
This LATAM Airlines deal was found by Cheapflights users on 7/27. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:15 pm
SEA
- SCL
2 stops27h 40m
LATAM Airlines
Tue 8/2511:45 am
SCL
- SEA
2 stops27h 42m
LATAM Airlines
Deal found 7/27![LATAM Airlines logo]()
$1,310
This Mytrip deal was found by Cheapflights users on 7/27. 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 8/1511:00 pm
SEA
- SCL
3 stops26h 45m
Multiple Airlines
Sat 8/223:20 pm
SCL
- SEA
3 stops30h 25m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$1,393
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/237:04 pm
SEA
- SCL
2 stops32h 46m
United Airlines
Tue 1/1210:45 pm
SCL
- SEA
1 stop19h 00m
United Airlines
Deal found 7/28![United Airlines logo]()
$1,418
This Copa Airlines deal was found by Cheapflights users on 7/29. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:45 pm
SEA
- SCL
2 stops26h 58m
Copa Airlines
Mon 8/2412:06 am
SCL
- SEA
2 stops38h 28m
Copa Airlines
Deal found 7/29![Copa Airlines logo]()
$1,318
This Delta deal was found by Cheapflights users on 7/27. 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.
Sun 12/275:45 pm
SEA
- SCL
2 stops19h 15m
Delta
Mon 1/117:30 am
SCL
- SEA
2 stops19h 35m
Delta
Deal found 7/27![Delta logo]()
$1,475
This United Airlines deal was found by Cheapflights users on 7/24. 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 9/38:40 am
SEA
- SCL
3 stops31h 52m
United Airlines
Wed 9/161:06 am
SCL
- SEA
2 stops26h 30m
United Airlines
Deal found 7/24![United Airlines logo]()
$1,536
Last-minute flights from Seattle to SantiagoDiscover last-minute flight deals from Seattle to Santiago. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Santiago. Data last updated July 29, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 7/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:53 pm
SEA
- SCL
3 stops38h 22m
Multiple Airlines
Wed 8/2612:30 am
SCL
- SEA
3 stops37h 09m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$934
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/179:33 pm
SEA
- SCL
2 stops43h 03m
Multiple Airlines
Mon 8/3111:00 pm
SCL
- SEA
1 stop26h 00m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$1,093
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Tue 8/189:33 pm
SEA
- SCL
2 stops25h 17m
Multiple Airlines
Sat 9/511:00 pm
SCL
- SEA
1 stop26h 00m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$1,076
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Tue 8/186:03 am
SEA
- SCL
1 stop20h 32m
Multiple Airlines
Tue 9/112:06 am
SCL
- SEA
2 stops24h 37m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$1,087
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/203:23 pm
SEA
- SCL
2 stops32h 37m
Multiple Airlines
Tue 9/111:00 pm
SCL
- SEA
1 stop26h 00m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$1,067
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:45 pm
SEA
- SCL
2 stops20h 58m
Multiple Airlines
Wed 8/2611:00 pm
SCL
- SEA
1 stop26h 00m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,086
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:49 am
SEA
- SCL
1 stop19h 46m
Multiple Airlines
Mon 8/3111:25 pm
SCL
- SEA
1 stop19h 07m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$1,035
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/276:49 am
SEA
- SCL
1 stop19h 46m
Multiple Airlines
Wed 9/93:56 am
SCL
- SEA
2 stops33h 41m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$1,026
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/3110:45 pm
SEA
- SCL
2 stops25h 11m
Multiple Airlines
Wed 9/1611:55 pm
SCL
- SEA
1 stop25h 59m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,095
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 July 29, 2026.
Search for one-way flight options from Seattle to Santiago. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:41 pm
SEA
- SCL
3 stops27h 05m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:29 pm
SEA
- SCL
3 stops50h 27m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$356
This eDestinos deal was found by Cheapflights users on 7/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:53 pm
SEA
- SCL
3 stops53h 21m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:29 pm
SEA
- SCL
3 stops52h 45m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:06 pm
SEA
- SCL
3 stops45h 30m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$421
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Fri 9/47:06 pm
SEA
- SCL
3 stops45h 26m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$424
This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/257:45 am
SEA
- SCL
2 stops42h 05m
Air Canada
Deal found 7/28![Air Canada logo]()
$430
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/157:06 pm
SEA
- SCL
3 stops48h 37m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Sun 11/89:16 pm
SEA
- SCL
3 stops45h 20m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$461
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:41 pm
SEA
- SCL
3 stops26h 57m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$469
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 July 29, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $852 (Air Canada) |
One-way from | $349 (Kiwi.com) |
Popular in | July |
Cheapest in | November |
Average price | $1,622 |
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 2,558,603 searches. Data last updated July 29, 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
Quickest round-trip
SeattleSantiago
SEA - SCL
SEASCL
Seattle/Tacoma Intl
Tue 8/25
7:15 am-6:25 am
1 stop20h 10m
Santiago Arturo Merino Benitez
Thu 9/3
11:25 pm-12:27 pm
1 stop16h 02m
$1,227
SeattleSantiago
SEA - SCL
SEASCL
Seattle/Tacoma Intl
Sat 8/15
9:33 pm-5:55 am
2 stops29h 22m
Santiago Arturo Merino Benitez
Thu 8/20
8:30 am-10:00 pm
2 stops40h 30m
$1,236
SeattleSantiago
SEA - SCL
SEASCL
Seattle/Tacoma Intl
Thu 11/5
4:39 pm-11:36 pm
2 stops25h 57m
Santiago Arturo Merino Benitez
Tue 1/19
1:32 am-11:21 pm
2 stops26h 49m
$1,247
SeattleSantiago
SEA - SCL
SEASCL
Seattle/Tacoma Intl
Wed 1/13
7:20 am-6:50 am
1 stop18h 30m
Santiago Arturo Merino Benitez
Wed 1/20
11:55 pm-7:23 pm
1 stop24h 28m
$1,275
SeattleSantiago
SEA - SCL
SEASCL
Seattle/Tacoma Intl
Tue 12/15
12:15 pm-8:11 pm
2 stops26h 56m
Santiago Arturo Merino Benitez
Thu 1/7
12:20 pm-11:33 am
2 stops28h 13m
$1,304
SeattleSantiago
SEA - SCL
SEASCL
Seattle/Tacoma Intl
Tue 8/18
11:15 pm-5:55 am
2 stops27h 40m
Santiago Arturo Merino Benitez
Tue 8/25
11:45 am-12:27 pm
2 stops27h 42m
$1,310
SeattleSantiago
SEA - SCL
SEASCL
Seattle/Tacoma Intl
Tue 8/18
4:45 pm-10:43 pm
2 stops26h 58m
Santiago Arturo Merino Benitez
Mon 8/24
12:06 am-11:34 am
2 stops38h 28m
$1,318
SeattleSantiago
SEA - SCL
SEASCL
Seattle/Tacoma Intl
Sat 8/15
11:00 pm-4:45 am
3 stops26h 45m
Santiago Arturo Merino Benitez
Sat 8/22
3:20 pm-6:45 pm
3 stops30h 25m
$1,393
SeattleSantiago
SEA - SCL
SEASCL
Seattle/Tacoma Intl
Thu 11/5
9:00 am-8:50 am
2 stops18h 50m
Santiago Arturo Merino Benitez
Wed 1/20
10:45 pm-3:54 pm
3 stops46h 09m
$1,412
SeattleSantiago
SEA - SCL
SEASCL
Seattle/Tacoma Intl
Wed 12/23
7:04 pm-8:50 am
2 stops32h 46m
Santiago Arturo Merino Benitez
Tue 1/12
10:45 pm-12:45 pm
1 stop19h 00m
$1,418
Showing 1-10 of 20 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 July.
| 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 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 37 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 $1,014). 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 $1,187 and $1,577 in January.The cheapest round-trip price found within the last 5 days was $852 on Air Canada (Jan 11-Jan 31).
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 July 29, 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.
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Overall
7.8
Crew
8.5
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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Seattle and Santiago flights
Browse other Seattle and Santiago flight options. Last updated on July 29, 2026.
Other flights from Seattle
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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 2,558,603 searches. Data last updated July 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$888 | Average$1,195 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$918 | Average$1,245 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,014 | Average$1,279 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,018 | Average$1,128 | FlexibilityNo cancel fee | On-time69% |