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Cheap flights from Santiago to St. Louis from $549

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Santiago to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
8:40 pm - 10:51 amSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
16h 11m1 stop Atlanta Hartsfield-Jackson
LATAM Airlines Logo
5:35 pm - 8:15 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
12h 40m1 stop Atlanta Hartsfield-Jackson
$1,008LATAM Airlines
Wed, Oct 7 - Thu, Oct 15
Delta Logo
8:20 am - 11:54 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
17h 34m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 8:15 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
24h 15m1 stop Atlanta Hartsfield-Jackson
$1,016Delta
Wed, Oct 7 - Thu, Oct 15
LATAM Airlines Logo
8:55 pm - 10:55 amSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
16h 00m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
LATAM Airlines Logo
4:59 pm - 8:15 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
13h 16m1 stop Atlanta Hartsfield-Jackson
$1,025LATAM Airlines
Thu, Oct 1 - Mon, Oct 5
LATAM Airlines Logo
10:15 am - 9:07 amSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
25h 52m2 stops Miami Atlanta Hartsfield-Jackson
LATAM Airlines Logo
9:00 am - 2:20 pmSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
26h 20m3 stops Atlanta Hartsfield-Jackson Miami Buenos Aires Ministro Pistarini
$1,033LATAM Airlines
Tue, Dec 22 - Thu, Dec 31
LATAM Airlines Logo
8:40 am - 11:39 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
17h 59m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
LATAM Airlines Logo
6:59 pm - 9:40 pmSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
23h 41m3 stops Atlanta Hartsfield-Jackson Miami Punta Cana
$1,035LATAM Airlines
Wed, Jan 27 - Thu, Feb 4
Delta Logo
8:55 pm - 10:51 amSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
15h 56m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
Delta Logo
10:14 am - 6:55 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
18h 41m2 stops Atlanta Hartsfield-Jackson Miami
$1,038Delta
Tue, Oct 6 - Mon, Oct 12
LATAM Airlines Logo
5:55 pm - 10:55 amSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
19h 00m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
LATAM Airlines Logo
12:00 pm - 6:25 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
16h 25m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
$1,045LATAM Airlines
Thu, Oct 1 - Mon, Oct 5
LATAM Airlines Logo
8:40 pm - 9:00 amSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
14h 20m1 stop Atlanta Hartsfield-Jackson
LATAM Airlines Logo
2:00 pm - 8:15 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
16h 15m1 stop Atlanta Hartsfield-Jackson
$1,047LATAM Airlines
Thu, Oct 1 - Mon, Oct 5
LATAM Airlines Logo
12:05 am - 6:15 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
20h 10m2 stops Bogotá El Dorado Atlanta Hartsfield-Jackson
LATAM Airlines Logo
10:14 am - 6:45 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
18h 31m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
$1,053LATAM Airlines
Tue, Oct 6 - Thu, Oct 15
LATAM Airlines Logo
8:40 pm - 9:00 amSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
14h 20m1 stop Atlanta Hartsfield-Jackson
LATAM Airlines Logo
2:00 pm - 8:15 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
16h 15m1 stop Atlanta Hartsfield-Jackson
$1,067LATAM Airlines
Thu, Oct 1 - Mon, Oct 5

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Delta flights from Santiago to St. Louis

Our best Delta deals on Santiago to St. Louis flight tickets
Delta
Oct 7
SCL8:20 amSantiago Arturo Merino Benitez
17h 34m
2 stops
STL11:54 pmLambert-St Louis
Oct 15
STL6:00 amLambert-St Louis
24h 15m
1 stop
SCL8:15 amSantiago Arturo Merino Benitez
$1,016
Delta
Oct 6
SCL8:55 pmSantiago Arturo Merino Benitez
15h 56m
2 stops
STL10:51 amLambert-St Louis
Oct 12
STL10:14 amLambert-St Louis
18h 41m
2 stops
SCL6:55 amSantiago Arturo Merino Benitez
$1,038

LATAM Airlines flights from Santiago to St. Louis

Our best LATAM Airlines deals on Santiago to St. Louis flight tickets
LATAM Airlines
Oct 7
SCL8:40 pmSantiago Arturo Merino Benitez
16h 11m
1 stop
STL10:51 amLambert-St Louis
Oct 15
STL5:35 pmLambert-St Louis
12h 40m
1 stop
SCL8:15 amSantiago Arturo Merino Benitez
$1,008
LATAM Airlines
Oct 1
SCL8:55 pmSantiago Arturo Merino Benitez
16h 00m
2 stops
STL10:55 amLambert-St Louis
Oct 5
STL4:59 pmLambert-St Louis
13h 16m
1 stop
SCL8:15 amSantiago Arturo Merino Benitez
$1,025
LATAM Airlines
Dec 22
SCL10:15 amSantiago Arturo Merino Benitez
25h 52m
2 stops
STL9:07 amLambert-St Louis
Dec 31
STL9:00 amLambert-St Louis
26h 20m
3 stops
SCL2:20 pmSantiago Arturo Merino Benitez
$1,033

momondo Fare Finder

 
Use the filters below to find and compare flights from Santiago to St. Louis that are best for you.

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Route

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Price

Cheapest round-trip
Quickest round-trip

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Wed 10/7

8:40 pm-10:51 am

1 stop16h 11m

Lambert-St Louis

Thu 10/15

5:35 pm-8:15 am

1 stop12h 40m

$1,008

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Wed 10/7

8:20 am-11:54 pm

2 stops17h 34m

Lambert-St Louis

Thu 10/15

6:00 am-8:15 am

1 stop24h 15m

$1,016

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 10/1

8:55 pm-10:55 am

2 stops16h 00m

Lambert-St Louis

Mon 10/5

4:59 pm-8:15 am

1 stop13h 16m

$1,025

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Tue 12/22

10:15 am-9:07 am

2 stops25h 52m

Lambert-St Louis

Thu 12/31

9:00 am-2:20 pm

3 stops26h 20m

$1,033

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Wed 1/27

8:40 am-11:39 pm

2 stops17h 59m

Lambert-St Louis

Thu 2/4

6:59 pm-9:40 pm

3 stops23h 41m

$1,035

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Tue 10/6

8:55 pm-10:51 am

2 stops15h 56m

Lambert-St Louis

Mon 10/12

10:14 am-6:55 am

2 stops18h 41m

$1,038

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 10/1

5:55 pm-10:55 am

2 stops19h 00m

Lambert-St Louis

Mon 10/5

12:00 pm-6:25 am

2 stops16h 25m

$1,045

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 10/1

8:40 pm-9:00 am

1 stop14h 20m

Lambert-St Louis

Mon 10/5

2:00 pm-8:15 am

1 stop16h 15m

$1,047

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Tue 10/6

12:05 am-6:15 pm

2 stops20h 10m

Lambert-St Louis

Thu 10/15

10:14 am-6:45 am

2 stops18h 31m

$1,053

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 10/1

8:40 pm-9:00 am

1 stop14h 20m

Lambert-St Louis

Mon 10/5

2:00 pm-8:15 am

1 stop16h 15m

$1,067

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to St. Louis from

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

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

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

In general, September is the cheapest month to fly from Santiago to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $674. The month of December is another great option to travel to St. Louis, with average flight prices from Santiago averaging around $795.

Can stopping save me money on Santiago to St. Louis flights?

You could potentially save up to 30% on your flight if you consider stops on a Santiago to St. Louis flight.

When to book flights from Santiago to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Santiago to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Santiago to St. Louis (SCL to STL) flight deals and tips

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

Best Price Found

$549

Fastest flight time

17h 23m

Direct flights

None
The best one-way flight to St. Louis from Santiago in the past 72 hours is $549. The best round-trip flight deal from Santiago to St. Louis found on momondo in the last 72 hours is $1,008.
The fastest flight from Santiago to St. Louis takes 17h 23m
There are no direct flights from Santiago to St. Louis. There are no popular flight routes from Santiago to St. Louis.
Search flight deals

Frequently asked questions about flying from Santiago to St. Louis

  • How far is Santiago Arturo Merino Benitez to Lambert-St Louis by plane?

    Santiago Arturo Merino Benitez and Lambert-St Louis are 5131.6 mi apart from one another. By plane, this route typically takes 17h 23m.

  • When did momondo last update prices for flights from Santiago Arturo Merino Benitez Airport to Lambert-St Louis Airport?

    Prices for flights from Santiago Arturo Merino Benitez Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Santiago Arturo Merino Benitez Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Santiago Arturo Merino Benitez Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Maryland Heights
St. Peters
Alton
Collinsville
Florissant
Hermann
O'Fallon
Clayton
Farmington
Fenton
Festus
Wentzville
Edwardsville
Eureka
Litchfield
Grafton
Waterloo

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Santiago to St. Louis flights to just show those with flexible booking policies.

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

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 St. Louis from Santiago.

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

Yes momondo offers price alerts on flights to St. Louis from Santiago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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