What airlines fly to Chile?

Delta, American Airlines and LATAM Airlines are the top three most popular airlines that fly to Chile from St. Louis according to our data. Delta is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Chile. Keep in mind that there are 3 different airlines that fly to Chile on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Lambert-St Louis to Chile?

Delta is the most popular carrier operating from Lambert-St Louis to Chile

When did momondo last update prices for flights from Lambert-St Louis Airport to Chile?

Prices for flights from Lambert-St Louis Airport to Chile are refreshed on a daily basis.

How many operators does momondo search for flights from Lambert-St Louis Airport to Chile?

As of April 2026, there are 3 operators available to choose from for flights from Lambert-St Louis Airport to Chile.

How old do you have to be to fly from Lambert-St Louis Airport to Chile?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Chile.

What documentation or ID do you need to fly to Chile?

The travel and health documents required for your trip to Chile can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chile. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$446 Cheap Flights from St. Louis to Chile in 2026

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Find the cheapest flights from St. Louis to Chile

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:00 am - 5:35 am

STL

SCL

18h 35m

2 stops

10:55 pm - 5:06 pm

SCL

STL

20h 11m

1 stop

$920LATAM Airlines

Tue, Oct 6 - Tue, Oct 20

6:08 pm - 7:50 am

STL

SCL

11h 42m

1 stop

9:30 pm - 5:23 pm

SCL

STL

21h 53m

1 stop

$925American Airlines

Tue, Oct 6 - Tue, Oct 20

1:19 pm - 7:05 am

STL

SCL

16h 46m

2 stops

9:00 pm - 10:35 am

SCL

STL

14h 35m

1 stop

$960American Airlines

Thu, May 28 - Wed, Jun 10

5:15 am - 7:05 am

STL

SCL

24h 50m

1 stop

9:00 pm - 10:35 am

SCL

STL

14h 35m

1 stop

$966American Airlines

Thu, May 28 - Wed, Jun 10

6:00 am - 5:35 am

STL

SCL

21h 35m

2 stops

12:00 am - 6:01 pm

SCL

STL

20h 01m

2 stops

$971LATAM Airlines

Tue, Oct 6 - Tue, Oct 20

2:12 pm - 8:50 am

STL

SCL

16h 38m

1 stop

9:30 pm - 1:22 pm

SCL

STL

17h 52m

1 stop

$975American Airlines

Fri, Sep 11 - Mon, Sep 21

4:47 pm - 8:50 am

STL

SCL

14h 03m

2 stops

9:30 pm - 3:27 pm

SCL

STL

19h 57m

2 stops

$980American Airlines

Fri, Sep 11 - Mon, Sep 21

1:19 pm - 7:05 am

STL

SCL

16h 46m

2 stops

9:00 pm - 4:58 pm

SCL

STL

20h 58m

2 stops

$997American Airlines

Thu, May 28 - Wed, Jun 10

1:27 pm - 7:15 am

STL

SCL

16h 48m

1 stop

4:50 pm - 12:34 pm

SCL

STL

20h 44m

2 stops

$1,012LATAM Airlines

Thu, May 14 - Sun, Jun 7

5:30 pm - 8:15 am

STL

SCL

12h 45m

1 stop

12:00 am - 6:02 pm

SCL

STL

20h 02m

2 stops

$1,016LATAM Airlines

Fri, Sep 11 - Mon, Sep 21

LATAM Airlines flights from St. Louis to Chile

Our best LATAM Airlines deals on St. Louis to Chile flight tickets

LATAM Airlines

Oct 6

STL9:00 amLambert-St Louis

18h 35m

2 stops

SCL5:35 amSantiago Arturo Merino Benitez

Oct 20

SCL10:55 pmSantiago Arturo Merino Benitez

20h 11m

1 stop

STL5:06 pmLambert-St Louis

$920

LATAM Airlines

Oct 6

STL6:00 amLambert-St Louis

21h 35m

2 stops

SCL5:35 amSantiago Arturo Merino Benitez

Oct 20

SCL12:00 amSantiago Arturo Merino Benitez

20h 01m

2 stops

STL6:01 pmLambert-St Louis

$971

LATAM Airlines

May 14

STL1:27 pmLambert-St Louis

16h 48m

1 stop

SCL7:15 amSantiago Arturo Merino Benitez

Jun 7

SCL4:50 pmSantiago Arturo Merino Benitez

20h 44m

2 stops

STL12:34 pmLambert-St Louis

$1,012

American Airlines flights from St. Louis to Chile

Our best American Airlines deals on St. Louis to Chile flight tickets

American Airlines

Oct 6

STL6:08 pmLambert-St Louis

11h 42m

1 stop

SCL7:50 amSantiago Arturo Merino Benitez

Oct 20

SCL9:30 pmSantiago Arturo Merino Benitez

21h 53m

1 stop

STL5:23 pmLambert-St Louis

$925

American Airlines

May 28

STL1:19 pmLambert-St Louis

16h 46m

2 stops

SCL7:05 amSantiago Arturo Merino Benitez

Jun 10

SCL9:00 pmSantiago Arturo Merino Benitez

14h 35m

1 stop

STL10:35 amLambert-St Louis

$960

American Airlines

May 28

STL5:15 amLambert-St Louis

24h 50m

1 stop

SCL7:05 amSantiago Arturo Merino Benitez

Jun 10

SCL9:00 pmSantiago Arturo Merino Benitez

14h 35m

1 stop

STL10:35 amLambert-St Louis

$966

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Tue 10/6

9:00 am-5:35 am

2 stops18h 35m

Santiago Arturo Merino Benitez

Tue 10/20

10:55 pm-5:06 pm

1 stop20h 11m

$920

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Tue 10/6

6:08 pm-7:50 am

1 stop11h 42m

Santiago Arturo Merino Benitez

Tue 10/20

9:30 pm-5:23 pm

1 stop21h 53m

$925

Quickest round-trip

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Thu 5/28

1:19 pm-7:05 am

2 stops16h 46m

Santiago Arturo Merino Benitez

Wed 6/10

9:00 pm-10:35 am

1 stop14h 35m

$960

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Thu 5/28

5:15 am-7:05 am

1 stop24h 50m

Santiago Arturo Merino Benitez

Wed 6/10

9:00 pm-10:35 am

1 stop14h 35m

$966

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Tue 10/6

6:00 am-5:35 am

2 stops21h 35m

Santiago Arturo Merino Benitez

Tue 10/20

12:00 am-6:01 pm

2 stops20h 01m

$971

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Fri 9/11

2:12 pm-8:50 am

1 stop16h 38m

Santiago Arturo Merino Benitez

Mon 9/21

9:30 pm-1:22 pm

1 stop17h 52m

$975

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Fri 9/11

4:47 pm-8:50 am

2 stops14h 03m

Santiago Arturo Merino Benitez

Mon 9/21

9:30 pm-3:27 pm

2 stops19h 57m

$980

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Thu 5/28

1:19 pm-7:05 am

2 stops16h 46m

Santiago Arturo Merino Benitez

Wed 6/10

9:00 pm-4:58 pm

2 stops20h 58m

$997

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Thu 5/14

1:27 pm-7:15 am

1 stop16h 48m

Santiago Arturo Merino Benitez

Sun 6/7

4:50 pm-12:34 pm

2 stops20h 44m

$1,012

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Fri 9/11

5:30 pm-8:15 am

1 stop12h 45m

Santiago Arturo Merino Benitez

Mon 9/21

12:00 am-6:02 pm

2 stops20h 02m

$1,016

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Chile

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Chile?

In general, March is the cheapest month to fly from St. Louis to Chile. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $793. If you aren’t able to travel during the month of March, then book flights to Chile from St. Louis during July instead. Flights to Chile in July, while not as cheap as those in March, still average around $883.

Cheap St. Louis to Chile flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Chile

Fastest flight time	12h 55m
Direct flights	None

The fastest flight from St. Louis to Chile takes 12h 55m

There are no direct flights from St. Louis to Chile. There are no popular flight routes from St. Louis to Chile.

Search flight deals

Frequently asked questions about flying from St. Louis to Chile

When did momondo last update prices for flights from Lambert-St Louis Airport to Chile?
Prices for flights from Lambert-St Louis Airport to Chile are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Chile?
As of April 2026, there are 3 operators available to choose from for flights from Lambert-St Louis Airport to Chile.
How old do you have to be to fly from Lambert-St Louis Airport to Chile?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Chile.
What documentation or ID do you need to fly to Chile?
The travel and health documents required for your trip to Chile can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chile. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from St. Louis to Chile

Compare and see reviews for airlines that fly from St. Louis to Chile with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $611	Free Cancellation	Rating 7.9 8,430 reviews	Search Delta flights
American Airlines	PriceFrom $689	Free Cancellation	Rating 7.1 11,642 reviews	Search American Airlines flights
LATAM Airlines	PriceFrom $803	Free Cancellation	Rating 7.4 1,910 reviews	Search LATAM Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Chile?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Chile. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Chile with flexible booking policies on momondo?

Yes. All flights to Chile from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Chile?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chile from St. Louis.

I’m not ready to book a flight from St. Louis to Chile right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Chile, momondo offers a useful price alert feature which will track prices for flights to Chile from St. Louis and alert you when they change.