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Cheap flights from Santiago to St. Louis from $367

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.
Air Canada Logo
9:55 pm - 3:26 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
20h 31m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 12:15 pmSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
17h 10m1 stop Toronto Pearson Intl
$1,037Air Canada
Thu, Dec 24 - Sun, Jan 24
Air Canada Logo
9:55 pm - 3:26 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
20h 31m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 12:15 pmSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
17h 10m1 stop Toronto Pearson Intl
$1,037Air Canada
Thu, Dec 24 - Mon, Jan 25
Air Canada Logo
9:55 pm - 3:26 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
20h 31m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 12:15 pmSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
17h 10m1 stop Toronto Pearson Intl
$1,037Air Canada
Thu, Nov 5 - Mon, Nov 9
Air Canada Logo
9:55 pm - 3:26 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
20h 31m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 12:15 pmSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
17h 10m1 stop Toronto Pearson Intl
$1,037Air Canada
Thu, Dec 24 - Wed, Jan 27
Air Canada Logo
9:55 pm - 3:26 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
20h 31m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 12:15 pmSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
17h 10m1 stop Toronto Pearson Intl
$1,037Air Canada
Thu, Dec 24 - Fri, Jan 22
Air Canada Logo
9:55 pm - 3:26 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
20h 31m1 stop Toronto Pearson Intl
Air Canada Logo
4:05 pm - 6:50 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
35h 45m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$1,040Air Canada
Thu, Dec 24 - Mon, Jan 25
Air Canada Logo
8:25 am - 3:26 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
34h 01m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Island
Air Canada Logo
4:05 pm - 12:15 pmSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
17h 10m1 stop Toronto Pearson Intl
$1,064Air Canada
Fri, Dec 25 - Fri, Jan 22
Air Canada Logo
8:25 am - 3:26 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
34h 01m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Island
Air Canada Logo
4:05 pm - 12:15 pmSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
17h 10m1 stop Toronto Pearson Intl
$1,064Air Canada
Fri, Dec 25 - Mon, Jan 25
Delta Logo
10:15 am - 11:55 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
16h 40m2 stops Miami Atlanta Hartsfield-Jackson
Delta Logo
3:40 pm - 6:40 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
12h 00m1 stop Atlanta Hartsfield-Jackson
$1,107Delta
Mon, Dec 21 - Thu, Jan 28
Delta Logo
10:15 am - 11:55 pmSCL  Santiago Arturo Merino Benitez-STL Lambert-St Louis
16h 40m2 stops Miami Atlanta Hartsfield-Jackson
Delta Logo
9:00 am - 7:30 amSTL  Lambert-St Louis-SCL Santiago Arturo Merino Benitez
19h 30m2 stops Atlanta Hartsfield-Jackson Bogotá El Dorado
$1,107Delta
Mon, Dec 21 - Thu, Jan 28

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United Airlines flights from Santiago to St. Louis

Our best United Airlines deals on Santiago to St. Louis flight tickets
United Airlines
Dec 28
SCL10:45 pmSantiago Arturo Merino Benitez
20h 59m
1 stop
STL4:44 pmLambert-St Louis
Jan 27
STL3:07 pmLambert-St Louis
14h 43m
1 stop
SCL8:50 amSantiago Arturo Merino Benitez
$1,108
United Airlines
Dec 1
SCL10:45 pmSantiago Arturo Merino Benitez
18h 31m
1 stop
STL2:16 pmLambert-St Louis
Dec 8
STL10:45 amLambert-St Louis
19h 05m
1 stop
SCL8:50 amSantiago Arturo Merino Benitez
$1,125
United Airlines
Dec 25
SCL10:45 pmSantiago Arturo Merino Benitez
20h 59m
1 stop
STL4:44 pmLambert-St Louis
Jan 25
STL10:45 amLambert-St Louis
19h 05m
1 stop
SCL8:50 amSantiago Arturo Merino Benitez
$1,173

LATAM Airlines flights from Santiago to St. Louis

Our best LATAM Airlines deals on Santiago to St. Louis flight tickets
LATAM Airlines
Dec 21
SCL9:50 pmSantiago Arturo Merino Benitez
14h 17m
1 stop
STL9:07 amLambert-St Louis
Jan 28
STL9:00 amLambert-St Louis
18h 40m
1 stop
SCL6:40 amSantiago Arturo Merino Benitez
$1,098
LATAM Airlines
Dec 23
SCL9:50 pmSantiago Arturo Merino Benitez
15h 56m
1 stop
STL10:46 amLambert-St Louis
Jan 28
STL9:00 amLambert-St Louis
18h 40m
1 stop
SCL6:40 amSantiago Arturo Merino Benitez
$1,102
LATAM Airlines
Dec 23
SCL11:00 pmSantiago Arturo Merino Benitez
22h 25m
1 stop
STL6:25 pmLambert-St Louis
Jan 28
STL6:59 pmLambert-St Louis
23h 41m
3 stops
SCL9:40 pmSantiago Arturo Merino Benitez
$1,112

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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Price

Cheapest round-trip

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 12/24

9:55 pm-3:26 pm

1 stop20h 31m

Lambert-St Louis

Sun 1/24

4:05 pm-12:15 pm

1 stop17h 10m

$1,037

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 12/24

9:55 pm-3:26 pm

1 stop20h 31m

Lambert-St Louis

Mon 1/25

4:05 pm-12:15 pm

1 stop17h 10m

$1,037

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 11/5

9:55 pm-3:26 pm

1 stop20h 31m

Lambert-St Louis

Mon 11/9

4:05 pm-12:15 pm

1 stop17h 10m

$1,037

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 12/24

9:55 pm-3:26 pm

1 stop20h 31m

Lambert-St Louis

Wed 1/27

4:05 pm-12:15 pm

1 stop17h 10m

$1,037

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 12/24

9:55 pm-3:26 pm

1 stop20h 31m

Lambert-St Louis

Fri 1/22

4:05 pm-12:15 pm

1 stop17h 10m

$1,037

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Thu 12/24

9:55 pm-3:26 pm

1 stop20h 31m

Lambert-St Louis

Mon 1/25

4:05 pm-6:50 am

2 stops35h 45m

$1,040

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Fri 12/25

8:25 am-3:26 pm

2 stops34h 01m

Lambert-St Louis

Fri 1/22

4:05 pm-12:15 pm

1 stop17h 10m

$1,064

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Fri 12/25

8:25 am-3:26 pm

2 stops34h 01m

Lambert-St Louis

Mon 1/25

4:05 pm-12:15 pm

1 stop17h 10m

$1,064
Quickest round-trip

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Mon 12/21

10:15 am-11:55 pm

2 stops16h 40m

Lambert-St Louis

Thu 1/28

3:40 pm-6:40 am

1 stop12h 00m

$1,107

SantiagoSt. Louis

SCL Santiago Arturo Merino Benitez - STL Lambert-St Louis

SCLSTL

Santiago Arturo Merino Benitez

Mon 12/21

10:15 am-11:55 pm

2 stops16h 40m

Lambert-St Louis

Thu 1/28

9:00 am-7:30 am

2 stops19h 30m

$1,107

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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, November 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 $0. The month of January is another great option to travel to St. Louis, with average flight prices from Santiago averaging around $0.

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

$367

Fastest flight time

14h 17m

Direct flights

None
The best one-way flight to St. Louis from Santiago in the past 72 hours is $367. The best round-trip flight deal from Santiago to St. Louis found on momondo in the last 72 hours is $1,037.
The fastest flight from Santiago to St. Louis takes 14h 17m
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 14h 17m.

  • 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
Fairview Heights
Chesterfield
Maryland Heights
St. Peters
Alton
Collinsville
Florissant
Farmington
Hermann
Clayton
Festus
Fenton
Edwardsville
O'Fallon
Eureka
Wentzville
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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