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Cheap flights from Santiago to St. Louis from $336

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
12:35 am - 5:45 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
19h 10m2 stops Miami Atlanta Hartsfield-Jackson
LATAM Airlines Logo
2:25 pm - 8:15 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
15h 50m1 stop Atlanta Hartsfield-Jackson
$937LATAM Airlines
Wed, Sep 30 - Thu, Oct 8
Delta Logo
8:40 pm - 9:00 amSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
14h 20m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:05 am - 8:15 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
23h 10m1 stop Atlanta Hartsfield-Jackson
$966Delta
Thu, Sep 17 - Thu, Sep 24
American Airlines Logo
9:30 pm - 5:27 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
21h 57m1 stop Miami
American Airlines Logo
6:07 pm - 8:35 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
12h 28m1 stop Miami
$972American Airlines
Wed, Oct 21 - Sun, Oct 25
United Airlines Logo
10:45 pm - 10:02 amSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
14h 17m1 stop Houston George Bush Intcntl
United Airlines Logo
6:15 am - 8:50 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
23h 35m1 stop Houston George Bush Intcntl
$975United Airlines
Thu, Nov 19 - Mon, Nov 23
American Airlines Logo
9:30 pm - 5:00 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
21h 30m2 stops Miami Philadelphia
American Airlines Logo
11:32 am - 8:35 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
19h 03m2 stops Chicago O'Hare Intl Miami
$976American Airlines
Wed, Oct 21 - Sun, Oct 25
American Airlines Logo
9:30 pm - 5:49 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
22h 19m1 stop Miami
American Airlines Logo
5:00 am - 8:10 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
25h 10m1 stop Miami
$978American Airlines
Mon, Oct 5 - Mon, Oct 12
American Airlines Logo
9:30 pm - 5:30 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
22h 00m2 stops Miami Charlotte Douglas
American Airlines Logo
11:31 am - 8:10 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
18h 39m2 stops Chicago O'Hare Intl Miami
$980American Airlines
Fri, Oct 2 - Fri, Oct 9
American Airlines Logo
9:30 pm - 1:21 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
17h 51m1 stop Miami
American Airlines Logo
5:10 pm - 8:00 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
12h 50m1 stop Miami
$997American Airlines
Wed, Sep 23 - Wed, Sep 30
Multiple Airlines Logo
4:30 pm - 7:13 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
51h 43m3 stops Bogotá El Dorado Orlando Denver Intl
Multiple Airlines Logo
6:17 pm - 2:25 pmSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
42h 08m3 stops Atlanta Hartsfield-Jackson Orlando Bogotá El Dorado
$999Multiple Airlines
Fri, Sep 4 - Mon, Sep 7
American Airlines Logo
9:30 pm - 11:59 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
28h 29m1 stop Miami
American Airlines Logo
6:07 pm - 8:10 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
12h 03m1 stop Miami
$1,009American Airlines
Fri, Oct 2 - Fri, Oct 9

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American Airlines flights from Santiago to St. Louis

Our best American Airlines deals on Santiago to St. Louis flight tickets
American Airlines
Oct 21
SCL9:30 pmSantiago Arturo Merino Benitez
21h 57m
1 stop
STL5:27 pmLambert-St Louis
Oct 25
STL6:07 pmLambert-St Louis
12h 28m
1 stop
SCL8:35 amSantiago Arturo Merino Benitez
$972
American Airlines
Oct 21
SCL9:30 pmSantiago Arturo Merino Benitez
21h 23m
2 stops
STL4:53 pmLambert-St Louis
Oct 25
STL6:07 pmLambert-St Louis
12h 28m
1 stop
SCL8:35 amSantiago Arturo Merino Benitez
$976
American Airlines
Oct 5
SCL9:30 pmSantiago Arturo Merino Benitez
22h 19m
1 stop
STL5:49 pmLambert-St Louis
Oct 12
STL5:00 amLambert-St Louis
25h 10m
1 stop
SCL8:10 amSantiago Arturo Merino Benitez
$978

LATAM Airlines flights from Santiago to St. Louis

Our best LATAM Airlines deals on Santiago to St. Louis flight tickets
LATAM Airlines
Oct 6
SCL8:15 amSantiago Arturo Merino Benitez
17h 39m
2 stops
STL11:54 pmLambert-St Louis
Oct 13
STL12:00 pmLambert-St Louis
21h 49m
3 stops
SCL11:49 amSantiago Arturo Merino Benitez
$979
LATAM Airlines
Sep 5
SCL7:55 pmSantiago Arturo Merino Benitez
17h 01m
2 stops
STL11:56 amLambert-St Louis
Sep 10
STL5:46 pmLambert-St Louis
26h 09m
2 stops
SCL9:55 pmSantiago Arturo Merino Benitez
$1,039
LATAM Airlines
Sep 4
SCL5:40 amSantiago Arturo Merino Benitez
19h 18m
2 stops
STL11:58 pmLambert-St Louis
Sep 7
STL11:00 amLambert-St Louis
22h 49m
3 stops
SCL11:49 amSantiago Arturo Merino Benitez
$1,044

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

Depart

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Price

Cheapest round-trip

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Wed 9/30

12:35 am-5:45 pm

2 stops19h 10m

Lambert-St Louis

Thu 10/8

2:25 pm-8:15 am

1 stop15h 50m

$937

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 9/17

8:40 pm-9:00 am

1 stop14h 20m

Lambert-St Louis

Thu 9/24

7:05 am-8:15 am

1 stop23h 10m

$966

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Wed 10/21

9:30 pm-5:27 pm

1 stop21h 57m

Lambert-St Louis

Sun 10/25

6:07 pm-8:35 am

1 stop12h 28m

$972

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 11/19

10:45 pm-10:02 am

1 stop14h 17m

Lambert-St Louis

Mon 11/23

6:15 am-8:50 am

1 stop23h 35m

$975

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Wed 10/21

9:30 pm-5:00 pm

2 stops21h 30m

Lambert-St Louis

Sun 10/25

11:32 am-8:35 am

2 stops19h 03m

$976

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Mon 10/5

9:30 pm-5:49 pm

1 stop22h 19m

Lambert-St Louis

Mon 10/12

5:00 am-8:10 am

1 stop25h 10m

$978

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Fri 10/2

9:30 pm-5:30 pm

2 stops22h 00m

Lambert-St Louis

Fri 10/9

11:31 am-8:10 am

2 stops18h 39m

$980
Quickest round-trip

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Wed 9/23

9:30 pm-1:21 pm

1 stop17h 51m

Lambert-St Louis

Wed 9/30

5:10 pm-8:00 am

1 stop12h 50m

$997

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Fri 9/4

4:30 pm-7:13 pm

3 stops51h 43m

Lambert-St Louis

Mon 9/7

6:17 pm-2:25 pm

3 stops42h 08m

$999

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Fri 10/2

9:30 pm-11:59 pm

1 stop28h 29m

Lambert-St Louis

Fri 10/9

6:07 pm-8:10 am

1 stop12h 03m

$1,009

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 22% 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

$336

Fastest flight time

17h 27m

Direct flights

None
The best one-way flight to St. Louis from Santiago in the past 72 hours is $336. The best round-trip flight deal from Santiago to St. Louis found on momondo in the last 72 hours is $937.
The fastest flight from Santiago to St. Louis takes 17h 27m
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 27m.

  • 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
Hermann
Collinsville
Florissant
Alton
O'Fallon
Farmington
Clayton
Fenton
Festus
Wentzville
Eureka
Edwardsville
Litchfield
Grafton
Shrewsbury

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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