$666+ Cheap flights from St. Louis (STL) to Chile
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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SCL
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Best
Last-minute
One-way
Cheapest flights from St. Louis to ChileExplore the most affordable flight options available from St. Louis to Chile. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from St. Louis to Chile. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This LATAM Airlines deal was found by Cheapflights users on 8/1. 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 12/226:00 am -
2 stops20h 35m
Tue 12/2910:20 am -
2 stops24h 52m
Deal found 8/1![LATAM Airlines logo]()
$962
This American Airlines deal was found by Cheapflights users on 8/2. 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.
Thu 9/242:11 pm -
1 stop15h 49m
Wed 10/79:30 pm -
2 stops19h 00m
Deal found 8/2![American Airlines logo]()
$991
This Expedia deal was found by Cheapflights users on 7/31. 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 10/212:25 pm -
1 stop15h 50m
Wed 11/411:10 pm -
1 stop14h 41m
Deal found 7/31![LATAM Airlines logo]()
$995
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/142:11 pm -
1 stop15h 49m
Mon 9/219:30 pm -
1 stop20h 45m
Deal found 7/31![American Airlines logo]()
$996
This American Airlines deal was found by Cheapflights users on 8/1. 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 9/211:35 am -
1 stop18h 30m
Mon 9/79:50 pm -
1 stop14h 49m
Deal found 8/1![American Airlines logo]()
$997
This LATAM Airlines deal was found by Cheapflights users on 7/31. 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 9/15:23 pm -
1 stop12h 52m
Sun 9/68:55 pm -
2 stops16h 51m
Deal found 7/31![LATAM Airlines logo]()
$1,007
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/211:35 am -
1 stop18h 30m
Tue 9/89:50 pm -
1 stop25h 59m
Deal found 8/4![American Airlines logo]()
$1,009
This Delta deal was found by Cheapflights users on 8/2. 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 9/2412:00 pm -
2 stops16h 55m
Wed 10/78:55 pm -
2 stops15h 56m
Deal found 8/2![Delta logo]()
$1,010
This LATAM Airlines deal was found by Cheapflights users on 8/1. 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.
Mon 8/3111:00 am -
3 stops25h 25m
Mon 9/78:55 pm -
2 stops17h 37m
Deal found 8/1![LATAM Airlines logo]()
$1,012
This KAYAK deal was found by Cheapflights users on 8/3. 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.
Fri 11/202:31 pm -
2 stops22h 59m
Mon 11/302:30 pm -
2 stops21h 45m
Deal found 8/3![LATAM Airlines logo]()
$4,159
Best flights from St. Louis to ChileDiscover carefully curated flight deals from St. Louis to Chile that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from St. Louis to Chile that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This Expedia deal was found by Cheapflights users on 7/31. 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 10/212:25 pm -
1 stop15h 50m
Wed 11/411:10 pm -
1 stop14h 41m
Deal found 7/31![LATAM Airlines logo]()
$995
This United Airlines deal was found by Cheapflights users on 8/4. 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.
Sun 11/16:50 pm -
2 stops35h 00m
Thu 11/1210:45 pm -
2 stops21h 06m
Deal found 8/4![United Airlines logo]()
$1,000
This American Airlines deal was found by Cheapflights users on 8/3. 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 10/2111:21 am -
2 stops18h 49m
Wed 11/410:15 pm -
2 stops17h 28m
Deal found 8/3![American Airlines logo]()
$1,000
This Delta deal was found by Cheapflights users on 8/1. 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.
Mon 8/315:23 pm -
2 stops19h 42m
Mon 9/78:55 pm -
2 stops20h 59m
Deal found 8/1![Delta logo]()
$1,007
This American Airlines deal was found by Cheapflights users on 8/3. 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 9/212:45 pm -
2 stops17h 20m
Mon 9/79:50 pm -
2 stops21h 00m
Deal found 8/3![American Airlines logo]()
$1,002
This Delta deal was found by Cheapflights users on 7/31. 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 9/26:00 am -
2 stops21h 40m
Mon 9/78:40 pm -
1 stop19h 28m
Deal found 7/31![Delta logo]()
$1,007
This LATAM Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 10/287:00 am -
2 stops21h 55m
Sun 11/15:00 pm -
2 stops26h 28m
Deal found 7/30![LATAM Airlines logo]()
$1,007
This LATAM Airlines deal was found by Cheapflights users on 8/2. 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 9/111:00 am -
3 stops22h 49m
Sun 9/610:30 pm -
2 stops27h 28m
Deal found 8/2![LATAM Airlines logo]()
$1,007
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/211:35 am -
1 stop18h 30m
Tue 9/89:50 pm -
1 stop25h 59m
Deal found 8/4![American Airlines logo]()
$1,009
This KAYAK deal was found by Cheapflights users on 8/3. 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.
Fri 11/202:31 pm -
2 stops22h 59m
Mon 11/302:30 pm -
2 stops21h 45m
Deal found 8/3![LATAM Airlines logo]()
$4,159
Last-minute flights from St. Louis to ChileDiscover last-minute flight deals from St. Louis to Chile. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Chile. Data last updated August 4, 2026 and is based on user searches.
This LATAM Airlines deal was found by Cheapflights users on 8/1. 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.
Mon 8/3111:00 am -
3 stops25h 25m
Mon 9/78:55 pm -
2 stops17h 37m
Deal found 8/1![LATAM Airlines logo]()
$1,012
This LATAM Airlines deal was found by Cheapflights users on 7/31. 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 9/15:23 pm -
1 stop12h 52m
Sun 9/68:55 pm -
2 stops16h 51m
Deal found 7/31![LATAM Airlines logo]()
$1,007
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/111:35 am -
1 stop17h 50m
Sun 9/69:50 pm -
1 stop14h 55m
Deal found 8/4![American Airlines logo]()
$1,015
This American Airlines deal was found by Cheapflights users on 8/1. 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 9/211:35 am -
1 stop18h 30m
Mon 9/79:50 pm -
1 stop14h 49m
Deal found 8/1![American Airlines logo]()
$997
This American Airlines deal was found by Cheapflights users on 8/4. 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 9/211:35 am -
1 stop18h 30m
Tue 9/89:50 pm -
1 stop25h 59m
Deal found 8/4![American Airlines logo]()
$1,009
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/142:11 pm -
1 stop15h 49m
Mon 9/219:30 pm -
1 stop20h 45m
Deal found 7/31![American Airlines logo]()
$996
This American Airlines deal was found by Cheapflights users on 8/2. 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.
Thu 9/242:11 pm -
1 stop15h 49m
Wed 10/79:30 pm -
2 stops19h 00m
Deal found 8/2![American Airlines logo]()
$991
This Delta deal was found by Cheapflights users on 8/2. 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 9/247:05 am -
1 stop23h 10m
Wed 10/78:40 pm -
1 stop14h 29m
Deal found 8/2![Delta logo]()
$1,000
One-way flights from St. Louis to ChileSearch for one-way flight options from St. Louis to Chile. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from St. Louis to Chile. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/2412:55 pm -
2 stops17h 10m
Deal found 7/30![American Airlines logo]()
$666
This LATAM Airlines deal was found by Cheapflights users on 7/30. 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.
Mon 8/2411:00 am -
3 stops25h 25m
Deal found 7/30![LATAM Airlines logo]()
$671
Find flight deals from St. Louis to Chile
Keep the following information in mind while searching for St. Louis to Chile flight deals. Data was last updated August 4, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $962 (LATAM Airlines) |
One-way from | $666 (American Airlines) |
Popular in | January |
Cheapest in | March |
Average price | $1,456 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Chile 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 August 4, 2026.
Use the filters below to find and compare flights from St. Louis to Chile that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisSantiago
STL - SCL
STLSCL
Lambert-St Louis
Wed 10/21
2:25 pm-8:15 am
1 stop15h 50m
Santiago Arturo Merino Benitez
Wed 11/4
11:10 pm-10:51 am
1 stop14h 41m
$995
St. LouisSantiago
STL - SCL
STLSCL
Lambert-St Louis
Sun 11/1
6:50 pm-8:50 am
2 stops35h 00m
Santiago Arturo Merino Benitez
Thu 11/12
10:45 pm-4:51 pm
2 stops21h 06m
$1,000
St. LouisSantiago
STL - SCL
STLSCL
Lambert-St Louis
Wed 10/21
11:21 am-8:10 am
2 stops18h 49m
Santiago Arturo Merino Benitez
Wed 11/4
10:15 pm-12:43 pm
2 stops17h 28m
$1,000
St. LouisSantiago
STL - SCL
STLSCL
Lambert-St Louis
Wed 9/2
12:45 pm-7:05 am
2 stops17h 20m
Santiago Arturo Merino Benitez
Mon 9/7
9:50 pm-4:50 pm
2 stops21h 00m
$1,002
St. LouisSantiago
STL - SCL
STLSCL
Lambert-St Louis
Mon 8/31
5:23 pm-2:05 pm
2 stops19h 42m
Santiago Arturo Merino Benitez
Mon 9/7
8:55 pm-3:54 pm
2 stops20h 59m
$1,007
St. LouisSantiago
STL - SCL
STLSCL
Lambert-St Louis
Wed 9/2
6:00 am-4:40 am
2 stops21h 40m
Santiago Arturo Merino Benitez
Mon 9/7
8:40 pm-2:08 pm
1 stop19h 28m
$1,007
St. LouisSantiago
STL - SCL
STLSCL
Lambert-St Louis
Wed 10/28
7:00 am-6:55 am
2 stops21h 55m
Santiago Arturo Merino Benitez
Sun 11/1
5:00 pm-4:28 pm
2 stops26h 28m
$1,007
St. LouisSantiago
STL - SCL
STLSCL
Lambert-St Louis
Tue 9/1
11:00 am-10:49 am
3 stops22h 49m
Santiago Arturo Merino Benitez
Sun 9/6
10:30 pm-11:58 pm
2 stops27h 28m
$1,007
St. LouisSantiago
STL - SCL
STLSCL
Lambert-St Louis
Wed 9/2
11:35 am-7:05 am
1 stop18h 30m
Santiago Arturo Merino Benitez
Tue 9/8
9:50 pm-9:49 pm
1 stop25h 59m
$1,009
St. LouisEaster Island
STL - IPC
STLIPC
Lambert-St Louis
Fri 11/20
2:31 pm-2:30 pm
2 stops22h 59m
Easter Island Mataveri Intl
Mon 11/30
2:30 pm-11:15 am
2 stops21h 45m
$4,159
Showing 1-10 of 12 resultsSorted by cheapest first
Best time to book a flight from St. Louis to Chile
Have a flexible travel schedule? Discover the best time to fly to Chile from St. Louis with our price prediction graph.
STL-SCL
STL-IPC
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 St. Louis to Chile
STL-CL0
STL-SCL
STL-IPC
What is the cheapest month to book a flight from St. Louis to Chile?
Currently, March is the cheapest month in which you can book a flight from St. Louis to Chile (average of $823). Flying from St. Louis to Chile in January is currently the most expensive (average of $1,948). 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 Chile
Get insights into the airlines that provide service to Chile. 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 Chile. Reviews last updated August 4, 2026.
Peruse reviews from past customers who have flown with Delta,LATAM Airlines, andAmerican Airlines from St. Louis to Chile to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Boarding
8.1
Food
7.2
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Chile. 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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Alternative routes for St. Louis to Chile
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Complete your trip
Complete your trip to Chile by adding a car rental and/or hotel reservation to your travel itinerary.
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St. Louis and Chile flights
Browse other St. Louis and Chile flight options. Last updated on August 4, 2026.
Popular flight searches
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St. Louis to Chile flights
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Fly to Chile regions
Consider these flights traveling to Chile regions.
Top 3 airlines flying from St. Louis to Chile
Discover the top 3 airlines that operate flights from St. Louis to Chile. 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$611 | Average$1,175 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$689 | Average$898 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$792 | Average$1,013 | FlexibilityNo cancel fee | On-time81% |