$733+ Cheap flights from Chile to St. Louis (STL)
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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — STL
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Chile to St. Louis 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 Chile to St. Louis
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Best
Last-minute
One-way
Cheapest flights from Chile to St. LouisExplore the most affordable flight options available from Chile to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Chile to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This SmartFares deal was found by Cheapflights users on 9/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:40 pm -
1 stop16h 11m
Thu 10/155:35 pm -
1 stop12h 40m
Deal found 9/9![LATAM Airlines logo]()
$1,008
This Delta deal was found by Cheapflights users on 9/9. 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 10/711:55 pm -
2 stops18h 33m
Thu 10/155:35 pm -
1 stop12h 40m
Deal found 9/9![Delta logo]()
$1,016
This LATAM Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/18:55 pm -
2 stops16h 00m
Mon 10/512:00 pm -
2 stops16h 45m
Deal found 9/9![LATAM Airlines logo]()
$1,025
This LATAM Airlines deal was found by Cheapflights users on 9/7. 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 12/2210:15 am -
2 stops25h 52m
Thu 12/319:00 am -
3 stops26h 20m
Deal found 9/7![LATAM Airlines logo]()
$1,033
This Delta deal was found by Cheapflights users on 9/7. 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 10/68:55 pm -
2 stops15h 56m
Mon 10/1210:14 am -
2 stops18h 41m
Deal found 9/7![Delta logo]()
$1,038
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/289:45 pm -
2 stops22h 24m
Fri 11/611:00 am -
1 stop18h 50m
Deal found 9/7![United Airlines logo]()
$1,070
This Expedia deal was found by Cheapflights users on 9/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:55 pm -
2 stops25h 59m
Wed 10/1412:00 pm -
3 stops24h 45m
Deal found 9/9![LATAM Airlines logo]()
$1,083
This Expedia deal was found by Cheapflights users on 9/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:40 am -
2 stops17h 14m
Fri 11/62:25 pm -
3 stops28h 05m
Deal found 9/7![LATAM Airlines logo]()
$1,127
This Mytrip deal was found by Cheapflights users on 9/5. 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 10/206:40 am -
3 stops33h 20m
Tue 10/274:05 pm -
3 stops35h 21m
Deal found 9/5![Multiple Airlines logo]()
$1,204
Best flights from Chile to St. LouisDiscover carefully curated flight deals from Chile to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Chile to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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 10/78:55 pm -
2 stops18h 25m
Wed 10/147:00 am -
1 stop23h 15m
Deal found 9/9![Delta logo]()
$1,016
This LATAM Airlines deal was found by Cheapflights users on 9/5. 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.
Thu 10/17:45 pm -
2 stops17h 10m
Mon 10/512:00 pm -
1 stop18h 15m
Deal found 9/5![LATAM Airlines logo]()
$1,025
This Delta deal was found by Cheapflights users on 9/10. 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 1/278:25 pm -
2 stops17h 23m
Thu 2/43:40 pm -
2 stops20h 20m
Deal found 9/10![Delta logo]()
$1,016
This Delta deal was found by Cheapflights users on 9/9. 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 10/711:55 pm -
2 stops18h 33m
Thu 10/155:35 pm -
1 stop12h 40m
Deal found 9/9![Delta logo]()
$1,016
This Delta deal was found by Cheapflights users on 9/5. 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 10/2011:55 pm -
2 stops18h 33m
Tue 10/2712:00 pm -
2 stops17h 30m
Deal found 9/5![Delta logo]()
$1,016
Last-minute flights from Chile to St. LouisDiscover last-minute flight deals from Chile to St. Louis. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Chile to St. Louis. Data last updated September 10, 2026 and is based on user searches.
This LATAM Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/18:55 pm -
2 stops16h 00m
Mon 10/512:00 pm -
2 stops16h 45m
Deal found 9/9![LATAM Airlines logo]()
$1,025
This Delta deal was found by Cheapflights users on 9/7. 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 10/68:55 pm -
2 stops15h 56m
Mon 10/1210:14 am -
2 stops18h 41m
Deal found 9/7![Delta logo]()
$1,038
This SmartFares deal was found by Cheapflights users on 9/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:40 pm -
1 stop16h 11m
Thu 10/155:35 pm -
1 stop12h 40m
Deal found 9/9![LATAM Airlines logo]()
$1,008
This Delta deal was found by Cheapflights users on 9/9. 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 10/711:55 pm -
2 stops18h 33m
Thu 10/155:35 pm -
1 stop12h 40m
Deal found 9/9![Delta logo]()
$1,016
This Expedia deal was found by Cheapflights users on 9/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:55 pm -
2 stops25h 59m
Wed 10/1412:00 pm -
3 stops24h 45m
Deal found 9/9![LATAM Airlines logo]()
$1,083
This Mytrip deal was found by Cheapflights users on 9/9. 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 10/75:00 am -
3 stops35h 00m
Thu 10/158:55 am -
2 stops20h 30m
Deal found 9/9![Multiple Airlines logo]()
$1,661
This Mytrip deal was found by Cheapflights users on 9/5. 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 10/206:40 am -
3 stops33h 20m
Tue 10/274:05 pm -
3 stops35h 21m
Deal found 9/5![Multiple Airlines logo]()
$1,204
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/289:45 pm -
1 stop22h 53m
Fri 11/611:00 am -
1 stop18h 50m
Deal found 9/7![United Airlines logo]()
$1,070
This Expedia deal was found by Cheapflights users on 9/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:40 am -
2 stops17h 14m
Fri 11/62:25 pm -
3 stops28h 05m
Deal found 9/7![LATAM Airlines logo]()
$1,127
One-way flights from Chile to St. LouisSearch for one-way flight options from Chile to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Chile to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Expedia deal was found by Cheapflights users on 9/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/311:10 pm -
1 stop21h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![LATAM Airlines logo]()
$733
This Delta deal was found by Cheapflights users on 9/9. 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 3/311:10 pm -
1 stop18h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$741
Find flight deals from Chile to St. Louis
Keep the following information in mind while searching for Chile to St. Louis flight deals. Data was last updated September 10, 2026.
Round-trip from | $1,008 (SmartFares) |
|---|---|
Popular in | June |
Cheapest in | September |
Average price | $674 |
Cheapflights Fare Finder
Customize your flight search to find flights from Chile to St. Louis 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 September 10, 2026.
Use the filters below to find and compare flights from Chile to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SantiagoSt. Louis
SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis
SCLSTL
Santiago Arturo Merino Benitez
Wed 3/3
11:10 pm-6:01 pm
1 stop21h 51m
Lambert-St Louis
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$733
Quickest round-trip
SantiagoSt. Louis
SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis
SCLSTL
Santiago Arturo Merino Benitez
Wed 3/3
11:10 pm-2:43 pm
1 stop18h 33m
Lambert-St Louis
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$741
SantiagoSt. Louis
SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis
SCLSTL
Santiago Arturo Merino Benitez
Wed 10/7
8:55 pm-1:20 pm
2 stops18h 25m
Lambert-St Louis
Wed 10/14
7:00 am-8:15 am
1 stop23h 15m
$1,016
SantiagoSt. Louis
SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis
SCLSTL
Santiago Arturo Merino Benitez
Wed 1/27
8:25 pm-10:48 am
2 stops17h 23m
Lambert-St Louis
Thu 2/4
3:40 pm-3:00 pm
2 stops20h 20m
$1,016
SantiagoSt. Louis
SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis
SCLSTL
Santiago Arturo Merino Benitez
Wed 10/7
11:55 pm-4:28 pm
2 stops18h 33m
Lambert-St Louis
Thu 10/15
5:35 pm-8:15 am
1 stop12h 40m
$1,016
SantiagoSt. Louis
SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis
SCLSTL
Santiago Arturo Merino Benitez
Tue 10/20
11:55 pm-4:28 pm
2 stops18h 33m
Lambert-St Louis
Tue 10/27
12:00 pm-7:30 am
2 stops17h 30m
$1,016
SantiagoSt. Louis
SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis
SCLSTL
Santiago Arturo Merino Benitez
Thu 10/1
7:45 pm-10:55 am
2 stops17h 10m
Lambert-St Louis
Mon 10/5
12:00 pm-8:15 am
1 stop18h 15m
$1,025
Sorted by cheapest first
Best time to book a flight from Chile to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Chile with our price prediction graph.
SCL-STL
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 Chile to St. Louis
CL0-STL
SCL-STL
What is the cheapest month to book a flight from Chile to St. Louis?
Currently, September is the cheapest month in which you can book a flight from Chile to St. Louis (average of $674). Flying from Chile to St. Louis in June is currently the most expensive (average of $1,261). 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.
Related info for your journey
Find useful and relevant information for your journey from Chile to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsFairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Edwardsville
Glencoe
Chesterfield
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