$986+ 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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — STL
Oct 21 — Oct 281
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Cheapest
Best
Last-minute
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 21, 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 21, 2026.
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:10 pm -
1 stop27h 55m
Thu 12/244:49 pm -
1 stop11h 51m
Deal found 9/17![Delta logo]()
$986
This SmartFares deal was found by Cheapflights users on 9/17. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:35 am -
3 stops29h 54m
Thu 12/244:49 pm -
1 stop11h 51m
Deal found 9/17![LATAM Airlines logo]()
$1,004
This Mytrip deal was found by Cheapflights users on 9/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:30 am -
3 stops30h 49m
Wed 11/116:44 pm -
3 stops32h 01m
Deal found 9/20![Multiple Airlines logo]()
$1,011
This American Airlines deal was found by Cheapflights users on 9/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:30 pm -
1 stop20h 20m
Tue 11/105:00 am -
1 stop24h 45m
Deal found 9/19![American Airlines logo]()
$1,019
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:30 pm -
1 stop21h 55m
Sun 11/85:02 am -
1 stop24h 43m
Deal found 9/17![American Airlines logo]()
$1,020
This American Airlines deal was found by Cheapflights users on 9/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:30 pm -
1 stop14h 38m
Wed 11/1112:58 pm -
2 stops16h 47m
Deal found 9/20![American Airlines logo]()
$1,025
This LATAM Airlines deal was found by Cheapflights users on 9/15. 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 stops22h 50m
Mon 10/512:00 pm -
2 stops16h 45m
Deal found 9/15![LATAM Airlines logo]()
$1,045
This Delta deal was found by Cheapflights users on 9/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/89:45 am -
2 stops17h 20m
Sun 12/132:33 pm -
1 stop14h 07m
Deal found 9/20![Delta logo]()
$1,102
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 21, 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 21, 2026.
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:10 pm -
1 stop27h 55m
Thu 12/244:49 pm -
1 stop11h 51m
Deal found 9/17![Delta logo]()
$986
This American Airlines deal was found by Cheapflights users on 9/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:30 pm -
1 stop20h 20m
Tue 11/105:00 am -
1 stop24h 45m
Deal found 9/19![American Airlines logo]()
$1,019
This LATAM Airlines deal was found by Cheapflights users on 9/18. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:10 pm -
2 stops17h 45m
Mon 10/56:00 am -
2 stops21h 50m
Deal found 9/18![LATAM Airlines logo]()
$1,045
This Delta deal was found by Cheapflights users on 9/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/89:45 am -
2 stops17h 20m
Sun 12/132:33 pm -
1 stop14h 07m
Deal found 9/20![Delta logo]()
$1,102
Last-minute flights from Chile to St. LouisDiscover last-minute flight deals from Chile to St. Louis. Data last updated September 21, 2026 and is based on user searches.
Discover last-minute flight deals from Chile to St. Louis. Data last updated September 21, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/289:30 pm -
1 stop20h 45m
Sat 10/106:07 pm -
1 stop12h 03m
Deal found 9/16![American Airlines logo]()
$1,111
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Mon 9/286:00 am -
3 stops40h 20m
Sat 10/104:30 pm -
3 stops34h 25m
Deal found 9/16![Multiple Airlines logo]()
$1,267
This Orbitz deal was found by Cheapflights users on 9/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/289:30 am -
3 stops27h 25m
Sat 10/1010:47 am -
2 stops25h 58m
Deal found 9/16![LATAM Airlines logo]()
$1,285
This LATAM Airlines deal was found by Cheapflights users on 9/16. 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 stops22h 50m
Mon 10/512:00 pm -
1 stop18h 15m
Deal found 9/16![LATAM Airlines logo]()
$1,045
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 21, 2026.
Round-trip from | $986 (Delta) |
|---|---|
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 21, 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
Tue 12/1
11:10 pm-12:05 am
1 stop27h 55m
Lambert-St Louis
Thu 12/24
4:49 pm-7:40 am
1 stop11h 51m
$986
SantiagoSt. Louis
SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis
SCLSTL
Santiago Arturo Merino Benitez
Tue 11/3
10:30 pm-3:50 pm
1 stop20h 20m
Lambert-St Louis
Tue 11/10
5:00 am-8:45 am
1 stop24h 45m
$1,019
SantiagoSt. Louis
SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis
SCLSTL
Santiago Arturo Merino Benitez
Thu 10/1
7:10 pm-10:55 am
2 stops17h 45m
Lambert-St Louis
Mon 10/5
6:00 am-5:50 am
2 stops21h 50m
$1,045
Quickest round-trip
SantiagoSt. Louis
SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis
SCLSTL
Santiago Arturo Merino Benitez
Tue 12/8
9:45 am-12:05 am
2 stops17h 20m
Lambert-St Louis
Sun 12/13
2:33 pm-7:40 am
1 stop14h 07m
$1,102
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
Wentzville
Maryland Heights
Collinsville
Edwardsville
Glencoe
Chesterfield
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
St. Louis flight routes