When did momondo last update prices for flights from Lambert-St Louis Airport to Cusco Velazco Astete Airport?

Prices for flights from Lambert-St Louis Airport to Cusco Velazco Astete Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Lambert-St Louis Airport to Cusco Velazco Astete Airport?

As of September 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Cusco Velazco Astete Airport.

How old do you have to be to fly from Lambert-St Louis Airport to Cusco Velazco Astete Airport?

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 Cusco Velazco Astete Airport.

What documentation or ID do you need to fly to Cusco Velazco Astete Airport?

The travel and health documents required for your trip to Cusco Velazco Astete Airport 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 Cusco Velazco Astete Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$431 Cheap Flights from St. Louis to Cusco in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Cusco

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:07 pm - 3:35 pmSTL Lambert-St Louis-CUZ Cusco Velazco Astete

21h 28m2 stops Miami Lima J Chavez Intl

10:55 am - 10:08 amCUZ Cusco Velazco Astete-STL Lambert-St Louis

24h 13m2 stops Lima J Chavez Intl Miami

$1,129American Airlines

Thu, Oct 29 - Thu, Nov 5

5:35 pm - 8:00 amSTL Lambert-St Louis-CUZ Cusco Velazco Astete

14h 25m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

8:40 am - 11:56 pmCUZ Cusco Velazco Astete-STL Lambert-St Louis

16h 16m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,164LATAM Airlines

Mon, Oct 26 - Mon, Nov 9

12:00 pm - 1:00 amSTL Lambert-St Louis-CUZ Cusco Velazco Astete

13h 00m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

5:00 am - 11:54 pmCUZ Cusco Velazco Astete-STL Lambert-St Louis

19h 54m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,164LATAM Airlines

Mon, Oct 26 - Mon, Nov 2

5:30 pm - 3:00 pmSTL Lambert-St Louis-CUZ Cusco Velazco Astete

20h 30m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

11:15 pm - 12:05 amCUZ Cusco Velazco Astete-STL Lambert-St Louis

25h 50m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,179LATAM Airlines

Mon, Nov 30 - Wed, Dec 9

5:51 pm - 5:55 pmSTL Lambert-St Louis-CUZ Cusco Velazco Astete

23h 04m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

12:00 pm - 9:49 amCUZ Cusco Velazco Astete-STL Lambert-St Louis

22h 49m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,184LATAM Airlines

Wed, Dec 2 - Fri, Dec 11

5:35 pm - 9:30 amSTL Lambert-St Louis-CUZ Cusco Velazco Astete

15h 55m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

7:10 am - 11:56 pmCUZ Cusco Velazco Astete-STL Lambert-St Louis

17h 46m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,184LATAM Airlines

Mon, Oct 26 - Mon, Nov 9

5:51 pm - 5:55 pmSTL Lambert-St Louis-CUZ Cusco Velazco Astete

23h 04m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

12:00 pm - 9:49 amCUZ Cusco Velazco Astete-STL Lambert-St Louis

22h 49m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,203LATAM Airlines

Wed, Dec 2 - Fri, Dec 11

6:00 am - 1:00 amSTL Lambert-St Louis-CUZ Cusco Velazco Astete

18h 00m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

7:45 pm - 8:52 amCUZ Cusco Velazco Astete-STL Lambert-St Louis

14h 07m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,254LATAM Airlines

Sat, Jan 2 - Fri, Jan 15

4:05 pm - 1:00 amSTL Lambert-St Louis-CUZ Cusco Velazco Astete

32h 55m3 stops Toronto Pearson Intl Cancun Lima J Chavez Intl

9:15 pm - 3:26 pmCUZ Cusco Velazco Astete-STL Lambert-St Louis

43h 11m3 stops Lima J Chavez Intl Cancun Toronto Pearson Intl

$1,271Multiple Airlines

Thu, Oct 29 - Thu, Nov 5

2:45 pm - 8:45 amSTL Lambert-St Louis-CUZ Cusco Velazco Astete

17h 00m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

7:10 am - 11:39 pmCUZ Cusco Velazco Astete-STL Lambert-St Louis

17h 29m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

$1,290LATAM Airlines

Fri, Jan 1 - Fri, Jan 15

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LATAM Airlines flights from St. Louis to Cusco

Our best LATAM Airlines deals on St. Louis to Cusco flight tickets

LATAM Airlines

Oct 26

STL5:35 pmLambert-St Louis

14h 25m

2 stops

CUZ8:00 amCusco Velazco Astete

Nov 9

CUZ8:40 amCusco Velazco Astete

16h 16m

2 stops

STL11:56 pmLambert-St Louis

$1,164

LATAM Airlines

Nov 30

STL5:30 pmLambert-St Louis

20h 30m

2 stops

CUZ3:00 pmCusco Velazco Astete

Dec 9

CUZ11:15 pmCusco Velazco Astete

25h 50m

2 stops

STL12:05 amLambert-St Louis

$1,179

LATAM Airlines

Oct 26

STL5:35 pmLambert-St Louis

15h 55m

2 stops

CUZ9:30 amCusco Velazco Astete

Nov 9

CUZ7:10 amCusco Velazco Astete

17h 46m

2 stops

STL11:56 pmLambert-St Louis

$1,184

Air Canada flights from St. Louis to Cusco

Our best Air Canada deals on St. Louis to Cusco flight tickets

Air Canada

Oct 26

STL4:05 pmLambert-St Louis

19h 20m

2 stops

CUZ11:25 amCusco Velazco Astete

Nov 9

CUZ5:10 pmCusco Velazco Astete

29h 30m

3 stops

STL9:40 pmLambert-St Louis

$1,959

Air Canada

Jan 1

STL4:05 pmLambert-St Louis

18h 20m

2 stops

CUZ11:25 amCusco Velazco Astete

Jan 15

CUZ5:10 pmCusco Velazco Astete

29h 37m

3 stops

STL9:47 pmLambert-St Louis

$2,422

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisCusco

STL Lambert-St Louis - CUZ Cusco Velazco Astete

STLCUZ

Lambert-St Louis

Thu 10/29

6:07 pm-3:35 pm

2 stops21h 28m

Cusco Velazco Astete

Thu 11/5

10:55 am-10:08 am

2 stops24h 13m

$1,129

Quickest round-trip

St. LouisCusco

STL Lambert-St Louis - CUZ Cusco Velazco Astete

STLCUZ

Lambert-St Louis

Mon 10/26

5:35 pm-8:00 am

2 stops14h 25m

Cusco Velazco Astete

Mon 11/9

8:40 am-11:56 pm

2 stops16h 16m

$1,164

St. LouisCusco

STL Lambert-St Louis - CUZ Cusco Velazco Astete

STLCUZ

Lambert-St Louis

Mon 10/26

12:00 pm-1:00 am

2 stops13h 00m

Cusco Velazco Astete

Mon 11/2

5:00 am-11:54 pm

2 stops19h 54m

$1,164

St. LouisCusco

STL Lambert-St Louis - CUZ Cusco Velazco Astete

STLCUZ

Lambert-St Louis

Mon 11/30

5:30 pm-3:00 pm

2 stops20h 30m

Cusco Velazco Astete

Wed 12/9

11:15 pm-12:05 am

2 stops25h 50m

$1,179

St. LouisCusco

STL Lambert-St Louis - CUZ Cusco Velazco Astete

STLCUZ

Lambert-St Louis

Wed 12/2

5:51 pm-5:55 pm

2 stops23h 04m

Cusco Velazco Astete

Fri 12/11

12:00 pm-9:49 am

2 stops22h 49m

$1,184

St. LouisCusco

STL Lambert-St Louis - CUZ Cusco Velazco Astete

STLCUZ

Lambert-St Louis

Mon 10/26

5:35 pm-9:30 am

2 stops15h 55m

Cusco Velazco Astete

Mon 11/9

7:10 am-11:56 pm

2 stops17h 46m

$1,184

St. LouisCusco

STL Lambert-St Louis - CUZ Cusco Velazco Astete

STLCUZ

Lambert-St Louis

Wed 12/2

5:51 pm-5:55 pm

2 stops23h 04m

Cusco Velazco Astete

Fri 12/11

12:00 pm-9:49 am

2 stops22h 49m

$1,203

St. LouisCusco

STL Lambert-St Louis - CUZ Cusco Velazco Astete

STLCUZ

Lambert-St Louis

Sat 1/2

6:00 am-1:00 am

2 stops18h 00m

Cusco Velazco Astete

Fri 1/15

7:45 pm-8:52 am

2 stops14h 07m

$1,254

St. LouisCusco

STL Lambert-St Louis - CUZ Cusco Velazco Astete

STLCUZ

Lambert-St Louis

Thu 10/29

4:05 pm-1:00 am

3 stops32h 55m

Cusco Velazco Astete

Thu 11/5

9:15 pm-3:26 pm

3 stops43h 11m

$1,271

St. LouisCusco

STL Lambert-St Louis - CUZ Cusco Velazco Astete

STLCUZ

Lambert-St Louis

Fri 1/1

2:45 pm-8:45 am

2 stops17h 00m

Cusco Velazco Astete

Fri 1/15

7:10 am-11:39 pm

2 stops17h 29m

$1,290

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 Cusco

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 airline that flies from Lambert-St Louis to Cusco Velazco Astete?

GOL and LATAM Airlines are the most popular carriers operating from Lambert-St Louis to Cusco Velazco Astete

When to book flights from St. Louis to Cusco

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

Estimated round-trip price

Cheap St. Louis to Cusco (STL to CUZ) flight deals and tips

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

Best Price Found	$431
Fastest flight time	18h 20m
Direct flights	None

The best one-way flight to Cusco from St. Louis in the past 72 hours is $431. The best round-trip flight deal from St. Louis to Cusco found on momondo in the last 72 hours is $1,129.

The fastest flight from St. Louis to Cusco takes 18h 20m

There are no direct flights from St. Louis to Cusco. There are no popular flight routes from St. Louis to Cusco.

Search flight deals

Frequently asked questions about flying from St. Louis to Cusco

How far is Lambert-St Louis to Cusco Velazco Astete by plane?
Cusco Velazco Astete is 3788.9 mi away from Lambert-St Louis. 18h 20m is a normal flight duration for this route.
When did momondo last update prices for flights from Lambert-St Louis Airport to Cusco Velazco Astete Airport?
Prices for flights from Lambert-St Louis Airport to Cusco Velazco Astete Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Cusco Velazco Astete Airport?
As of September 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Cusco Velazco Astete Airport.
How old do you have to be to fly from Lambert-St Louis Airport to Cusco Velazco Astete Airport?
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 Cusco Velazco Astete Airport.
What documentation or ID do you need to fly to Cusco Velazco Astete Airport?
The travel and health documents required for your trip to Cusco Velazco Astete Airport 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 Cusco Velazco Astete Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from St. Louis to Cusco?
Based on momondo bookings for flights between St. Louis and Cusco, the leading airline is LATAM Airlines, making up 100% of the total bookings.

Best airlines flying from St. Louis to Cusco

Compare and see reviews for airlines that fly from St. Louis to Cusco with momondo

Airline	Rating	Free Cancellation	Price
LATAM Airlines	PriceFrom $1,033	Free Cancellation	Rating 7.4 1,984 reviews		Search LATAM Airlines flights

Machu Picchu

Urubamba

Ollantaytambo

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

Finding the right flight to Cusco from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cusco quick and easy, saving you time and money.

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

Yes. All flights to Cusco 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 Cusco?

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 Cusco from St. Louis.

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

If you are not ready to book a flight from St. Louis to Cusco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cusco and let you know when they change.