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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
8:40 pm - 9:09 amSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
14h 29m1 stop 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
$962LATAM Airlines
Thu, Oct 8 - Thu, Oct 15
Delta Logo
11:55 pm - 4:28 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
18h 33m2 stops Miami Atlanta Hartsfield-Jackson
Delta Logo
12:00 pm - 6:55 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
16h 55m2 stops Atlanta Hartsfield-Jackson Miami
$966Delta
Tue, Oct 6 - Tue, Oct 13
Delta Logo
11:55 pm - 4:28 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
18h 33m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 8:15 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
23h 15m1 stop Atlanta Hartsfield-Jackson
$966Delta
Thu, Oct 8 - Thu, Oct 15
Delta Logo
10:15 am - 11:39 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
16h 24m2 stops Miami Atlanta Hartsfield-Jackson
Delta Logo
9:00 am - 5:20 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
17h 20m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
$966Delta
Mon, Jan 18 - Thu, Jan 28
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
7:00 am - 5:35 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
20h 35m2 stops Atlanta Hartsfield-Jackson Miami
$966Delta
Mon, Oct 5 - Mon, Oct 12
Delta Logo
8:40 pm - 9:23 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
26h 43m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:35 pm - 8:15 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
12h 40m1 stop Atlanta Hartsfield-Jackson
$966Delta
Tue, Oct 6 - Tue, Oct 13
Delta Logo
11:10 pm - 6:01 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
21h 51m2 stops Miami Atlanta Hartsfield-Jackson
Delta Logo
11:51 am - 6:40 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
15h 49m1 stop Atlanta Hartsfield-Jackson
$966Delta
Mon, Jan 18 - Thu, Jan 28
Delta Logo
8:40 pm - 10:55 amSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
16h 15m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:00 pm - 8:15 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
18h 15m1 stop Atlanta Hartsfield-Jackson
$966Delta
Thu, Oct 8 - Thu, Oct 15
Delta Logo
8:15 am - 11:54 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
17h 39m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 6:55 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
21h 55m2 stops Atlanta Hartsfield-Jackson Miami
$966Delta
Thu, Oct 8 - Thu, Oct 15
Delta Logo
11:00 pm - 11:39 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
27h 39m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:20 am - 7:40 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
21h 20m1 stop Atlanta Hartsfield-Jackson
$966Delta
Mon, Jan 18 - Thu, Jan 28

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LATAM Airlines flights from Santiago to St. Louis

Our best LATAM Airlines deals on Santiago to St. Louis flight tickets
LATAM Airlines
Oct 8
SCL8:40 pmSantiago Arturo Merino Benitez
14h 29m
1 stop
STL9:09 amLambert-St Louis
Oct 15
STL2:25 pmLambert-St Louis
15h 50m
1 stop
SCL8:15 amSantiago Arturo Merino Benitez
$962
LATAM Airlines
Oct 1
SCL5:50 pmSantiago Arturo Merino Benitez
19h 05m
2 stops
STL10:55 amLambert-St Louis
Oct 5
STL12:00 pmLambert-St Louis
18h 15m
1 stop
SCL8:15 amSantiago Arturo Merino Benitez
$975
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

American Airlines flights from Santiago to St. Louis

Our best American Airlines deals on Santiago to St. Louis flight tickets
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
American Airlines
Oct 13
SCL9:30 pmSantiago Arturo Merino Benitez
22h 19m
1 stop
STL5:49 pmLambert-St Louis
Oct 30
STL6:07 pmLambert-St Louis
12h 28m
1 stop
SCL8:35 amSantiago Arturo Merino Benitez
$984
American Airlines
Oct 13
SCL9:30 pmSantiago Arturo Merino Benitez
21h 30m
2 stops
STL5:00 pmLambert-St Louis
Oct 30
STL11:31 amLambert-St Louis
19h 04m
2 stops
SCL8:35 amSantiago Arturo Merino Benitez
$989

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
Quickest round-trip

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 10/8

8:40 pm-9:09 am

1 stop14h 29m

Lambert-St Louis

Thu 10/15

2:25 pm-8:15 am

1 stop15h 50m

$962

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Tue 10/6

11:55 pm-4:28 pm

2 stops18h 33m

Lambert-St Louis

Tue 10/13

12:00 pm-6:55 am

2 stops16h 55m

$966

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 10/8

11:55 pm-4:28 pm

2 stops18h 33m

Lambert-St Louis

Thu 10/15

7:00 am-8:15 am

1 stop23h 15m

$966

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Mon 1/18

10:15 am-11:39 pm

2 stops16h 24m

Lambert-St Louis

Thu 1/28

9:00 am-5:20 am

2 stops17h 20m

$966

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Mon 10/5

8:55 pm-10:51 am

2 stops15h 56m

Lambert-St Louis

Mon 10/12

7:00 am-5:35 am

2 stops20h 35m

$966

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Tue 10/6

8:40 pm-9:23 pm

1 stop26h 43m

Lambert-St Louis

Tue 10/13

5:35 pm-8:15 am

1 stop12h 40m

$966

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Mon 1/18

11:10 pm-6:01 pm

2 stops21h 51m

Lambert-St Louis

Thu 1/28

11:51 am-6:40 am

1 stop15h 49m

$966

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 10/8

8:40 pm-10:55 am

1 stop16h 15m

Lambert-St Louis

Thu 10/15

12:00 pm-8:15 am

1 stop18h 15m

$966

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 10/8

8:15 am-11:54 pm

2 stops17h 39m

Lambert-St Louis

Thu 10/15

7:00 am-6:55 am

2 stops21h 55m

$966

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Mon 1/18

11:00 pm-11:39 pm

1 stop27h 39m

Lambert-St Louis

Thu 1/28

7:20 am-7:40 am

1 stop21h 20m

$966

Flights are sorted by cheapest round-trip flights 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

18h 33m

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 $962.
The fastest flight from Santiago to St. Louis takes 18h 33m
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 18h 33m.

  • 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
Alton
Florissant
Collinsville
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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