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St. Louis

$896+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — STL
May 21 — May 281
Thu 5/21
Thu 5/28
1 adult, Economy
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Cheap flight deals from Chile to St. Louis

Cheapest flights from Chile to St. Louis
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 April 21, 2026.

This eDestinos deal was found by Cheapflights users on 4/18. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/12:51 am
SCL
-
STL
3 stops41h 32m
Multiple Airlines
Tue 6/96:03 pm
STL
-
SCL
3 stops34h 57m
Multiple Airlines
Deal found 4/18$896
This eDestinos deal was found by Cheapflights users on 4/21. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/3012:43 am
SCL
-
STL
2 stops24h 26m
Multiple Airlines
Wed 7/83:33 pm
STL
-
SCL
3 stops37h 27m
Multiple Airlines
Deal found 4/21$911
This eDestinos deal was found by Cheapflights users on 4/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/312:38 am
SCL
-
STL
3 stops43h 45m
Multiple Airlines
Thu 6/116:31 pm
STL
-
SCL
3 stops42h 04m
Multiple Airlines
Deal found 4/20$931
This eDestinos deal was found by Cheapflights users on 4/16. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/242:27 am
SCL
-
STL
2 stops22h 47m
Multiple Airlines
Wed 8/194:10 pm
STL
-
SCL
3 stops47h 25m
Multiple Airlines
Deal found 4/16$943
This eDestinos deal was found by Cheapflights users on 4/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:22 am
SCL
-
STL
3 stops28h 26m
Multiple Airlines
Wed 8/54:10 pm
STL
-
SCL
3 stops37h 45m
Multiple Airlines
Deal found 4/20$955

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 April 21, 2026.

Round-trip from

$896
(eDestinos)

Popular in

May

Cheapest in

December

Average price

$888
From Chile to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 2,558,603 searches. Data last updated April 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

Price

Cheapest round-trip

SantiagoSt. Louis

SCL - STL

SCLSTL

Santiago Arturo Merino Benitez

Tue 6/30

12:43 am-7:23 pm

3 stops43h 40m

Lambert-St Louis

Wed 7/8

3:33 pm-6:00 am

3 stops37h 27m

$918

SantiagoSt. Louis

SCL - STL

SCLSTL

Santiago Arturo Merino Benitez

Wed 6/3

12:38 am-7:23 pm

3 stops43h 45m

Lambert-St Louis

Thu 6/11

6:31 pm-1:35 pm

3 stops42h 04m

$931

SantiagoSt. Louis

SCL - STL

SCLSTL

Santiago Arturo Merino Benitez

Tue 7/14

2:27 am-12:14 am

2 stops22h 47m

Lambert-St Louis

Wed 8/5

4:10 pm-6:55 am

3 stops37h 45m

$943
Quickest round-trip

SantiagoSt. Louis

SCL - STL

SCLSTL

Santiago Arturo Merino Benitez

Wed 7/15

7:55 pm-2:35 pm

2 stops19h 40m

Lambert-St Louis

Wed 8/5

10:51 am-7:15 am

1 stop19h 24m

$1,016

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

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.
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

What is the cheapest month to book a flight from Chile to St. Louis?

Currently, July is the cheapest month in which you can book a flight from Chile to St. Louis (average of $543). Flying from Chile to St. Louis in January is currently the most expensive (average of $1,013). 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.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated April 21, 2026.
See what other customers who have flown with Delta and American Airlines from Chile to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,434 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,434 reviews
Delta
7.9
Good
8,434 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,645 reviews
Delta
7.9
Good
8,434 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • What airport do you fly into for flights to St. Louis from Chile?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from Chile.

  • How long is the flight from Chile to St. Louis?

    There are many flights that can get you from Chile to St. Louis in 19h 40m. Fly via Delta to get the fastest option. The distance between Chile and St. Louis is about 5137 mi.

  • Can I find deals for flights from Chile to St. Louis that include hotel bookings?

    Yes. In addition to deals on Chile to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chile to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chile to St. Louis.

  • Can I find deals for business class flights from Chile to St. Louis?

    Yes. Cheapflights offers flight deals from Chile to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chile to St. Louis?

    Currently, July is the cheapest month in which you can book a flight from Chile to St. Louis (average of $543). Flying from Chile to St. Louis in January is currently the most expensive (average of $1,013). 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.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chile to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
Bogotá to St. Louis flights
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Lima to St. Louis flights

Top 2 airlines flying from Chile to St. Louis

Discover the top 2 airlines that operate flights from Chile to St. Louis. 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 April 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$542Average$1,159FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$948Average$1,150FlexibilityNo cancel feeOn-time71%

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