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 45% 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.

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 June 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.

$309 Cheap Flights from St. Louis to Chile in 2026

Discover deals from 900+ travel sites with momondo.

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.

11:35 am - 6:25 am

STL

SCL

17h 50m

1 stop

9:50 pm - 10:45 am

SCL

STL

14h 55m

1 stop

$947American Airlines

Tue, Sep 1 - Sun, Sep 6

8:00 am - 7:50 am

STL

SCL

21h 50m

2 stops

10:45 pm - 9:42 am

SCL

STL

13h 57m

1 stop

$948United Airlines

Wed, Oct 28 - Thu, Nov 12

12:45 pm - 6:25 am

STL

SCL

16h 40m

2 stops

9:50 pm - 10:45 am

SCL

STL

14h 55m

1 stop

$952American Airlines

Tue, Sep 1 - Sun, Sep 6

1:22 pm - 7:15 am

STL

SCL

16h 53m

1 stop

8:40 pm - 12:17 pm

SCL

STL

16h 37m

1 stop

$957Delta

Thu, Jul 9 - Thu, Jul 16

11:51 am - 6:00 am

STL

SCL

16h 09m

2 stops

11:10 pm - 10:48 am

SCL

STL

14h 38m

1 stop

$958Delta

Thu, Oct 29 - Tue, Nov 10

3:58 pm - 7:15 am

STL

SCL

14h 17m

1 stop

10:55 pm - 5:53 pm

SCL

STL

19h 58m

2 stops

$962Delta

Thu, Jul 9 - Thu, Jul 16

6:00 am - 10:49 am

STL

SCL

27h 49m

3 stops

11:05 pm - 11:37 pm

SCL

STL

26h 32m

2 stops

$967LATAM Airlines

Wed, Sep 2 - Mon, Sep 7

3:25 pm - 7:05 am

STL

SCL

14h 40m

2 stops

8:50 pm - 1:02 pm

SCL

STL

17h 12m

2 stops

$981American Airlines

Wed, Aug 5 - Wed, Aug 12

5:23 pm - 2:25 pm

STL

IPC

46h 02m

3 stops

4:40 pm - 11:31 pm

IPC

STL

29h 51m

3 stops

$2,482LATAM Airlines

Mon, Aug 3 - Fri, Aug 7

6:37 am - 12:10 pm

STL

IPC

30h 33m

2 stops

2:40 pm - 11:46 am

IPC

STL

44h 06m

2 stops

$24,168Multiple Airlines

Mon, Aug 3 - Fri, Aug 7

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United Airlines flights from St. Louis to Chile

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

United Airlines

Oct 28

STL1:27 pmLambert-St Louis

16h 23m

2 stops

SCL7:50 amSantiago Arturo Merino Benitez

Nov 9

SCL10:45 pmSantiago Arturo Merino Benitez

16h 35m

2 stops

STL12:20 pmLambert-St Louis

$948

United Airlines

Oct 30

STL4:17 pmLambert-St Louis

13h 33m

1 stop

SCL7:50 amSantiago Arturo Merino Benitez

Nov 10

SCL10:45 pmSantiago Arturo Merino Benitez

13h 57m

1 stop

STL9:42 amLambert-St Louis

$988

United Airlines

Oct 30

STL4:17 pmLambert-St Louis

13h 33m

1 stop

SCL7:50 amSantiago Arturo Merino Benitez

Nov 8

SCL10:45 pmSantiago Arturo Merino Benitez

13h 57m

1 stop

STL9:42 amLambert-St Louis

$1,028

Delta flights from St. Louis to Chile

Our best Delta deals on St. Louis to Chile flight tickets

Delta

Jul 9

STL1:22 pmLambert-St Louis

16h 53m

1 stop

SCL7:15 amSantiago Arturo Merino Benitez

Jul 16

SCL8:40 pmSantiago Arturo Merino Benitez

16h 37m

1 stop

STL12:17 pmLambert-St Louis

$957

Delta

Oct 29

STL11:51 amLambert-St Louis

16h 09m

2 stops

SCL6:00 amSantiago Arturo Merino Benitez

Nov 10

SCL11:10 pmSantiago Arturo Merino Benitez

14h 38m

1 stop

STL10:48 amLambert-St Louis

$958

Delta

Jul 9

STL3:58 pmLambert-St Louis

14h 17m

1 stop

SCL7:15 amSantiago Arturo Merino Benitez

Jul 16

SCL10:55 pmSantiago Arturo Merino Benitez

19h 58m

2 stops

STL5:53 pmLambert-St Louis

$962

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Tue 9/1

11:35 am-6:25 am

1 stop17h 50m

Santiago Arturo Merino Benitez

Sun 9/6

9:50 pm-10:45 am

1 stop14h 55m

$947

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Wed 10/28

8:00 am-7:50 am

2 stops21h 50m

Santiago Arturo Merino Benitez

Thu 11/12

10:45 pm-9:42 am

1 stop13h 57m

$948

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Tue 9/1

12:45 pm-6:25 am

2 stops16h 40m

Santiago Arturo Merino Benitez

Sun 9/6

9:50 pm-10:45 am

1 stop14h 55m

$952

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Thu 7/9

1:22 pm-7:15 am

1 stop16h 53m

Santiago Arturo Merino Benitez

Thu 7/16

8:40 pm-12:17 pm

1 stop16h 37m

$957

Quickest round-trip

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Thu 10/29

11:51 am-6:00 am

2 stops16h 09m

Santiago Arturo Merino Benitez

Tue 11/10

11:10 pm-10:48 am

1 stop14h 38m

$958

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Thu 7/9

3:58 pm-7:15 am

1 stop14h 17m

Santiago Arturo Merino Benitez

Thu 7/16

10:55 pm-5:53 pm

2 stops19h 58m

$962

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Wed 9/2

6:00 am-10:49 am

3 stops27h 49m

Santiago Arturo Merino Benitez

Mon 9/7

11:05 pm-11:37 pm

2 stops26h 32m

$967

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Wed 8/5

3:25 pm-7:05 am

2 stops14h 40m

Santiago Arturo Merino Benitez

Wed 8/12

8:50 pm-1:02 pm

2 stops17h 12m

$981

St. LouisEaster Island

STL - IPC

STLIPC

Lambert-St Louis

Mon 8/3

5:23 pm-2:25 pm

3 stops46h 02m

Easter Island Mataveri Intl

Fri 8/7

4:40 pm-11:31 pm

3 stops29h 51m

$2,482

St. LouisEaster Island

STL - IPC

STLIPC

Lambert-St Louis

Mon 8/3

6:37 am-12:10 pm

2 stops30h 33m

Easter Island Mataveri Intl

Fri 8/7

2:40 pm-11:46 am

2 stops44h 06m

$24,168

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 $472. If you aren’t able to travel during the month of March, then book flights to Chile from St. Louis during December instead. Flights to Chile in December, while not as cheap as those in March, still average around $762.

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 45m
Direct flights	None

The fastest flight from St. Louis to Chile takes 12h 45m

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 June 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
American Airlines	PriceFrom $574	Free Cancellation	Rating 7.1 11,640 reviews	Search American Airlines flights
Delta	PriceFrom $611	Free Cancellation	Rating 7.9 8,399 reviews	Search Delta flights
LATAM Airlines	PriceFrom $792	Free Cancellation	Rating 7.4 1,928 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.