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Cheap flights from St. Louis (STL) to Santiago (SCL) from $768

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — SCL
Apr 24 — May 11
From?
To?
Wed 4/24
Wed 5/1
1 adult, Economy
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Cheap flight deals from St. Louis to Santiago

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 April 19, 2024.

Popular in

January

Cheapest in

November

Average price

$1,111

Round-trip from

$717
High demand for flights, 29% potential price rise
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Best time to find cheap flights, 31% potential price drop
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Average for round-trip flights in April 2024
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From Lambert-St Louis to Santiago Arturo Merino Benitez
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What is the cheapest day to fly round-trip from St. Louis to Santiago?

Travelers have found that booking a Saturday departure is the best way to save up to 16% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from St. Louis to Santiago?

Our data shows that November tends to be the cheapest month to fly to Santiago from St. Louis. Users have commonly found prices around $1,142 for the month, but tickets can be as low as $683. Due to multiple factors, prepare for potentially higher prices in January.

When is the cheapest time to fly from St. Louis to Santiago (STL - SCL)?

A simple way to save on the total cost of your ticket is to fly from St. Louis to Santiago in the evening. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the afternoon.

Cheap American Airlines flights from St. Louis to Santiago

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Santiago. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Take a look at some of the lowest-priced American Airlines flights heading from St. Louis to Santiago. Come back soon if you're not finding the exact deal you're looking for.
Wed 5/2910:46 amSTL - SCL
2 stops19h 04mAmerican Airlines
Fri 6/79:55 pmSCL - STL
2 stops19h 53mAmerican Airlines
Deal found 4/19$999
Mon 6/34:48 pmSTL - SCL
1 stop13h 02mAmerican Airlines
Sat 7/139:25 pmSCL - STL
1 stop27h 01mAmerican Airlines
Deal found 4/19$1,111
Mon 6/32:00 pmSTL - SCL
2 stops15h 50mAmerican Airlines
Sat 7/139:25 pmSCL - STL
1 stop27h 01mAmerican Airlines
Deal found 4/19$1,114
Mon 6/32:00 pmSTL - SCL
2 stops15h 50mAmerican Airlines
Sat 7/139:25 pmSCL - STL
2 stops23h 05mAmerican Airlines
Deal found 4/19$1,124
Wed 5/295:19 amSTL - SCL
1 stop24h 31mAmerican Airlines
Fri 6/79:55 pmSCL - STL
2 stops19h 53mAmerican Airlines
Deal found 4/19$1,254
Tue 7/97:04 amSTL - SCL
2 stops22h 56mAmerican Airlines
Tue 7/169:25 pmSCL - STL
2 stops20h 40mAmerican Airlines
Deal found 4/19$1,324
Tue 6/187:00 amSTL - SCL
2 stops22h 45mAmerican Airlines
Sat 6/299:55 pmSCL - STL
2 stops22h 34mAmerican Airlines
Deal found 4/19$4,114

Cheap LATAM Airlines flights from St. Louis to Santiago

Explore cheap flight options specifically provided by LATAM Airlines for the route between St. Louis and Santiago. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Some of the lowest-priced LATAM Airlines flights we've found at this time heading from St. Louis to Santiago. Deals are refreshing constantly so come back soon for more options.
Tue 7/96:00 amSTL - SCL
2 stops23h 00mLATAM Airlines
Mon 7/1512:30 amSCL - STL
2 stops18h 34mLATAM Airlines
Deal found 4/19$1,366
Mon 6/35:02 pmSTL - SCL
1 stop12h 58mLATAM Airlines
Fri 7/1212:30 amSCL - STL
2 stops19h 14mLATAM Airlines
Deal found 4/19$1,688
Wed 5/293:27 pmSTL - SCL
3 stops19h 58mLATAM Airlines
Fri 6/75:30 amSCL - STL
2 stops19h 13mLATAM Airlines
Deal found 4/19$2,225
Tue 6/185:25 pmSTL - SCL
1 stop12h 35mLATAM Airlines
Sat 6/297:50 amSCL - STL
2 stops16h 53mLATAM Airlines
Deal found 4/19$5,132
Tue 6/185:25 pmSTL - SCL
1 stop12h 35mLATAM Airlines
Sat 6/298:40 pmSCL - STL
1 stop16h 21mLATAM Airlines
Deal found 4/19$5,207
Tue 6/1810:15 amSTL - SCL
3 stops25h 10mLATAM Airlines
Sat 6/297:50 amSCL - STL
2 stops29h 11mLATAM Airlines
Deal found 4/19$5,260
Tue 6/1810:15 amSTL - SCL
3 stops25h 10mLATAM Airlines
Sat 6/298:25 amSCL - STL
3 stops28h 36mLATAM Airlines
Deal found 4/19$5,516
Tue 6/185:25 pmSTL - SCL
1 stop12h 35mLATAM Airlines
Fri 6/2812:30 amSCL - STL
2 stops19h 49mLATAM Airlines
Deal found 4/19$5,719
Tue 6/1810:15 amSTL - SCL
3 stops25h 10mLATAM Airlines
Fri 6/2812:30 amSCL - STL
2 stops19h 49mLATAM Airlines
Deal found 4/19$5,736

Cheap St. Louis to Santiago flights in April & May 2024

Find cheap flight options from St. Louis to Santiago specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,138,949 searches. Prices were last updated on April 19, 2024.
Scroll through some of the best deals on flights from St. Louis to Santiago in 2024. Check back regularly for other flight deals.
Sat 5/1811:39 amSTL - SCL
2 stops39h 31mMultiple Airlines
Sat 5/2511:55 pmSCL - STL
2 stops19h 45mMultiple Airlines
Deal found 4/17$958
Wed 5/2910:46 amSTL - SCL
2 stops19h 04mAmerican Airlines
Fri 6/79:55 pmSCL - STL
2 stops19h 53mAmerican Airlines
Deal found 4/19$999
Sat 5/182:35 pmSTL - SCL
1 stop15h 15mAmerican Airlines
Sat 5/259:55 pmSCL - STL
1 stop19h 23mAmerican Airlines
Deal found 4/17$1,022
Sat 5/1810:46 amSTL - SCL
2 stops19h 04mAmerican Airlines
Sat 5/259:55 pmSCL - STL
1 stop19h 23mAmerican Airlines
Deal found 4/17$1,025
Sat 5/1811:28 amSTL - SCL
1 stop33h 12mMultiple Airlines
Fri 5/2412:30 amSCL - STL
2 stops17h 26mMultiple Airlines
Deal found 4/17$1,236
Wed 5/295:19 amSTL - SCL
1 stop24h 31mAmerican Airlines
Fri 6/79:55 pmSCL - STL
2 stops19h 53mAmerican Airlines
Deal found 4/19$1,254
Wed 5/110:10 amSTL - SCL
2 stops17h 59mCopa Airlines
Mon 5/612:43 amSCL - STL
2 stops19h 36mCopa Airlines
Deal found 4/18$1,405
Wed 5/2912:53 pmSTL - SCL
1 stop17h 07mDelta
Fri 6/78:40 pmSCL - STL
1 stop13h 30mDelta
Deal found 4/19$1,479
Sat 5/1810:10 amSTL - SCL
2 stops18h 50mLATAM Airlines
Fri 5/2412:30 amSCL - STL
2 stops19h 11mLATAM Airlines
Deal found 4/17$1,499

St. Louis to Santiago 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Santiago in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,138,949 searches. Data last updated April 19, 2024.
Scroll through some of the best deals on flights from St. Louis to Santiago in 2024. Check back regularly for other flight deals.
Wed 11/69:39 amSTL - SCL
1 stop18h 46mAmerican Airlines
Wed 11/2011:55 pmSCL - STL
1 stop19h 13mAmerican Airlines
Deal found 4/17$768
Wed 11/611:58 amSTL - SCL
1 stop16h 27mAmerican Airlines
Wed 11/2010:30 pmSCL - STL
2 stops19h 24mAmerican Airlines
Deal found 4/17$773
Wed 11/61:27 pmSTL - SCL
2 stops39h 53mUnited Airlines
Wed 11/209:30 pmSCL - STL
2 stops19h 48mUnited Airlines
Deal found 4/17$815
Sat 6/157:00 amSTL - SCL
2 stops22h 45mAmerican Airlines
Thu 8/19:25 pmSCL - STL
1 stop27h 01mAmerican Airlines
Deal found 4/18$950
Sat 5/1811:39 amSTL - SCL
2 stops39h 31mMultiple Airlines
Sat 5/2511:55 pmSCL - STL
2 stops19h 45mMultiple Airlines
Deal found 4/17$958
Wed 5/2910:46 amSTL - SCL
2 stops19h 04mAmerican Airlines
Fri 6/79:55 pmSCL - STL
2 stops19h 53mAmerican Airlines
Deal found 4/19$999
Sat 5/182:35 pmSTL - SCL
1 stop15h 15mAmerican Airlines
Sat 5/259:55 pmSCL - STL
1 stop19h 23mAmerican Airlines
Deal found 4/17$1,022
Sat 5/1810:46 amSTL - SCL
2 stops19h 04mAmerican Airlines
Sat 5/259:55 pmSCL - STL
1 stop19h 23mAmerican Airlines
Deal found 4/17$1,025
Sat 6/157:00 amSTL - SCL
2 stops22h 45mAmerican Airlines
Thu 8/19:25 pmSCL - STL
2 stops23h 05mAmerican Airlines
Deal found 4/18$1,062

Find flights from St. Louis to Santiago within your budget

Customize your flight search to find flights from St. Louis 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 3,138,949 searches. Data last updated April 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$999 - $1,649

Route

Depart

Return

Price

Lambert-St LouisSantiago Arturo Merino Benitez

STL - SCL

STLSCL

Lambert-St Louis

Wed 5/29

2 stops19h 04m

Santiago Arturo Merino Benitez

Fri 6/7

2 stops19h 53m

$999

Lambert-St LouisSantiago Arturo Merino Benitez

STL - SCL

STLSCL

Lambert-St Louis

Mon 6/3

1 stop13h 02m

Santiago Arturo Merino Benitez

Sat 7/13

1 stop27h 01m

$1,111

Lambert-St LouisSantiago Arturo Merino Benitez

STL - SCL

STLSCL

Lambert-St Louis

Mon 6/3

2 stops15h 50m

Santiago Arturo Merino Benitez

Sat 7/13

1 stop27h 01m

$1,114

Lambert-St LouisSantiago Arturo Merino Benitez

STL - SCL

STLSCL

Lambert-St Louis

Mon 6/3

2 stops15h 50m

Santiago Arturo Merino Benitez

Sat 7/13

2 stops23h 05m

$1,124

Lambert-St LouisSantiago Arturo Merino Benitez

STL - SCL

STLSCL

Lambert-St Louis

Tue 7/9

2 stops23h 00m

Santiago Arturo Merino Benitez

Mon 7/15

2 stops18h 34m

$1,366

Lambert-St LouisSantiago Arturo Merino Benitez

STL - SCL

STLSCL

Lambert-St Louis

Tue 7/9

2 stops20h 30m

Santiago Arturo Merino Benitez

Tue 7/16

1 stop20h 40m

$1,367

Lambert-St LouisSantiago Arturo Merino Benitez

STL - SCL

STLSCL

Lambert-St Louis

Wed 5/29

1 stop17h 07m

Santiago Arturo Merino Benitez

Fri 6/7

1 stop13h 30m

$1,479

Lambert-St LouisSantiago Arturo Merino Benitez

STL - SCL

STLSCL

Lambert-St Louis

Mon 6/3

2 stops29h 45m

Santiago Arturo Merino Benitez

Sat 7/13

3 stops28h 35m

$1,574

Lambert-St LouisSantiago Arturo Merino Benitez

STL - SCL

STLSCL

Lambert-St Louis

Mon 6/3

2 stops29h 45m

Santiago Arturo Merino Benitez

Fri 7/12

3 stops41h 15m

$1,649

Flights are sorted by cheapest first

Deals found on 4/19

When is the cheapest time to fly from St. Louis to Santiago?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Santiago. Price data was last updated on April 14, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Santiago flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Santiago by month

Plan your trip from St. Louis to Santiago by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Santiago is currently $0 while a round-trip flight costs $1,309. Price data was last updated on April 14, 2024.

Currently, September is the cheapest month in which you can book a flight from St. Louis to Santiago (average of $717). Flying from St. Louis to Santiago in December is currently the most expensive (average of $939). 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.

January

$865

February

$895

March

$823

April

$727

May

$742

June

$769

July

$869

August

$785

September

$717

October

$723

November

$799

December

$939

Temperature and rainfall in Santiago by month

Plan your trip to Santiago by taking into account the average temperature and rainfall totals by month.

SCL

Temperature

46.4 - 69.8 °F

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 April 19, 2024.
Read through reviews of airlines operating flights from St. Louis to Santiago, such as American Airlines, LATAM Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
11,094 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.1

Crew

8.6

Food

7.5

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
11,094 reviews
Delta
8.1
Very good
11,094 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.1

Crew

8.6

Food

7.5

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Copa Airlines
8.0
Very good
2,932 reviews
Delta
8.1
Very good
11,094 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.1

Crew

8.6

Food

7.5

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

LATAM Airlines
7.6
Good
2,524 reviews
Delta
8.1
Very good
11,094 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.1

Crew

8.6

Food

7.5

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

American Airlines
7.3
Good
14,955 reviews
Delta
8.1
Very good
11,094 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.1

Crew

8.6

Food

7.5

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Santiago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from St. Louis to Santiago for under $1,000 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Santiago for under $1,000. The cheapest flight booked recently is on American Airlines for just $999, but on average you can expect to pay $2,616.

  • What are the cheapest airlines flying from St. Louis to Santiago round-trip?

    Flying on American Airlines is currently your cheapest option to Santiago, with prices starting at $999. Additional round-trip tickets that might be worth considering are offered by LATAM Airlines and Delta, with the lowest prices starting at $1,366 and $1,367, respectively. These flights start at 12% lower than the current average price 3 months from now.

  • What are the most popular airlines that fly from St. Louis to Santiago?

    When booking a flight from St. Louis to Santiago, you may want to consider flying on American Airlines, Delta or LATAM Airlines as they are the most popular for this route.

  • What does STL to SCL mean?

    STL and SCL are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to SCL refers to a flight route from Lambert-St Louis Airport to Santiago Arturo Merino Benitez Airport.

  • Can I find deals for flights from St. Louis to Santiago that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Santiago flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Santiago with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Santiago flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from St. Louis to Santiago that allow pets onboard?

    Many airlines flying from St. Louis to Santiago offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Santiago?

    Yes, you can often find last-minute deals on St. Louis to Santiago flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Santiago flight deals updated?

    The St. Louis to Santiago flight deals you see on this page were last updated on 4/19.

See more FAQs

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Alternative routes for St. Louis to Santiago
See prices for flight routes from nearby airports that may be better suited for you.

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Top 4 airlines flying from St. Louis to Santiago

Discover the top 4 airlines that operate flights from St. Louis 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 3,138,949 searches. Data last updated April 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$686Average$907FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
DeltaCheapest$700Average$986FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$759Average$1,162FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$806Average$1,375FlexibilityNo cancel feeOn-time69%
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Search flights from St. Louis to Santiago by cabin class

Find flights from St. Louis to Santiago, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Santiago?

Cheapflights helps you search for flights from St. Louis to Santiago via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Santiago?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to Santiago.

Can Cheapflights find flights from St. Louis to Santiago with no change fees?

Yes, we can. To see specific flights from St. Louis to Santiago with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from St. Louis to Santiago become cheaper?

Not ready to book yet? You can track prices for flights from St. Louis to Santiago on Cheapflights with our Price Alert feature and get notified when better prices are available.

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