$641+ Cheap flights from St. Louis (STL) to Cusco (CUZ)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CUZ
Jul 28 — Aug 41
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Cuzco with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Cuzco
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to CuzcoExplore the most affordable flight options available from St. Louis to Cuzco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 28, 2026.
Explore the most affordable flight options available from St. Louis to Cuzco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 28, 2026.
This Air Canada deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:05 pm
STL
- CUZ
2 stops19h 15m
Air Canada
Sun 11/15:10 pm
CUZ
- STL
2 stops47h 16m
Air Canada
Deal found 6/24![Air Canada logo]()
$905
This LATAM Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:51 am
STL
- CUZ
2 stops14h 09m
LATAM Airlines
Tue 8/48:25 am
CUZ
- STL
2 stops14h 56m
LATAM Airlines
Deal found 6/28![LATAM Airlines logo]()
$1,164
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:13 pm
STL
- CUZ
2 stops17h 07m
American Airlines
Sat 9/2612:35 pm
CUZ
- STL
2 stops24h 48m
American Airlines
Deal found 6/23![American Airlines logo]()
$1,181
This FlightHub deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:00 am
STL
- CUZ
2 stops28h 00m
LATAM Airlines
Mon 8/310:10 pm
CUZ
- STL
2 stops25h 11m
LATAM Airlines
Deal found 6/27![LATAM Airlines logo]()
$1,184
This FlightHub deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:45 pm
STL
- CUZ
2 stops18h 20m
LATAM Airlines
Sat 9/266:50 am
CUZ
- STL
2 stops16h 46m
LATAM Airlines
Deal found 6/27![LATAM Airlines logo]()
$1,202
This Travelocity deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/95:23 pm
STL
- CUZ
2 stops31h 37m
LATAM Airlines
Sun 8/1610:05 pm
CUZ
- STL
2 stops34h 03m
LATAM Airlines
Deal found 6/25![LATAM Airlines logo]()
$1,205
This FlightHub deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:00 am
STL
- CUZ
2 stops27h 50m
LATAM Airlines
Mon 8/1010:10 pm
CUZ
- STL
2 stops33h 58m
LATAM Airlines
Deal found 6/27![LATAM Airlines logo]()
$1,222
This American Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/711:35 am
STL
- CUZ
2 stops34h 05m
American Airlines
Tue 8/114:30 pm
CUZ
- STL
2 stops18h 09m
American Airlines
Deal found 6/25![American Airlines logo]()
$1,279
Best flights from St. Louis to CuzcoDiscover carefully curated flight deals from St. Louis to Cuzco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 28, 2026.
Discover carefully curated flight deals from St. Louis to Cuzco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 28, 2026.
This Air Canada deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:05 pm
STL
- CUZ
2 stops19h 15m
Air Canada
Sun 11/15:10 pm
CUZ
- STL
2 stops47h 16m
Air Canada
Deal found 6/24![Air Canada logo]()
$905
This LATAM Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:00 am
STL
- CUZ
2 stops19h 00m
LATAM Airlines
Mon 8/178:05 am
CUZ
- STL
2 stops15h 53m
LATAM Airlines
Deal found 6/25![LATAM Airlines logo]()
$1,164
This American Airlines deal was found by Cheapflights users on 6/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:13 pm
STL
- CUZ
2 stops17h 07m
American Airlines
Sat 9/2612:35 pm
CUZ
- STL
2 stops24h 48m
American Airlines
Deal found 6/23![American Airlines logo]()
$1,181
This LATAM Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:51 am
STL
- CUZ
2 stops14h 09m
LATAM Airlines
Tue 8/48:25 am
CUZ
- STL
2 stops14h 56m
LATAM Airlines
Deal found 6/28![LATAM Airlines logo]()
$1,164
This FlightHub deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:45 pm
STL
- CUZ
2 stops23h 10m
LATAM Airlines
Sat 9/2611:20 pm
CUZ
- STL
2 stops35h 35m
LATAM Airlines
Deal found 6/26![LATAM Airlines logo]()
$1,213
This FlightHub deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:00 am
STL
- CUZ
2 stops27h 50m
LATAM Airlines
Mon 8/1010:10 pm
CUZ
- STL
2 stops33h 58m
LATAM Airlines
Deal found 6/27![LATAM Airlines logo]()
$1,222
Last-minute flights from St. Louis to CuzcoDiscover last-minute flight deals from St. Louis to Cuzco. Data last updated June 28, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Cuzco. Data last updated June 28, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:00 am
STL
- CUZ
2 stops28h 00m
LATAM Airlines
Mon 8/310:10 pm
CUZ
- STL
2 stops25h 11m
LATAM Airlines
Deal found 6/27![LATAM Airlines logo]()
$1,184
This KAYAK deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/279:25 am
STL
- CUZ
3 stops21h 00m
GOL
Mon 8/310:30 pm
CUZ
- STL
2 stops24h 24m
GOL
Deal found 6/27![GOL logo]()
$1,315
This Mytrip deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:55 am
STL
- CUZ
3 stops26h 25m
Multiple Airlines
Mon 8/35:10 pm
CUZ
- STL
3 stops25h 32m
Multiple Airlines
Deal found 6/27![Multiple Airlines logo]()
$1,737
This LATAM Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:51 am
STL
- CUZ
2 stops14h 09m
LATAM Airlines
Tue 8/48:25 am
CUZ
- STL
2 stops14h 56m
LATAM Airlines
Deal found 6/28![LATAM Airlines logo]()
$1,164
This Mytrip deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2812:10 pm
STL
- CUZ
2 stops23h 10m
Multiple Airlines
Tue 8/48:05 am
CUZ
- STL
3 stops29h 59m
Multiple Airlines
Deal found 6/28![Multiple Airlines logo]()
$1,465
One-way flights from St. Louis to CuzcoSearch for one-way flight options from St. Louis to Cuzco. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
Search for one-way flight options from St. Louis to Cuzco. Find affordable one-way fares based on user searches. Data last updated June 28, 2026.
This American Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:08 pm
STL
- CUZ
2 stops21h 42m
American Airlines
Deal found 6/25![American Airlines logo]()
$641
This BusinessClass deal was found by Cheapflights users on 6/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:00 am
STL
- CUZ
3 stops17h 25m
LATAM Airlines
Deal found 6/24![LATAM Airlines logo]()
$741
Find flight deals from St. Louis to Cuzco
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Cuzco (CUZ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $905 (Air Canada) |
One-way from | $641 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Cuzco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 28, 2026.
Use the filters below to find and compare flights from St. Louis to Cusco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisCusco
STL - CUZ
STLCUZ
Lambert-St Louis
Wed 10/28
4:05 pm-11:20 am
2 stops19h 15m
Cusco Velazco Astete
Sun 11/1
5:10 pm-3:26 pm
2 stops47h 16m
$905
St. LouisCusco
STL - CUZ
STLCUZ
Lambert-St Louis
Mon 8/10
6:00 am-1:00 am
2 stops19h 00m
Cusco Velazco Astete
Mon 8/17
8:05 am-11:58 pm
2 stops15h 53m
$1,164
Quickest round-trip
St. LouisCusco
STL - CUZ
STLCUZ
Lambert-St Louis
Tue 7/28
10:51 am-1:00 am
2 stops14h 09m
Cusco Velazco Astete
Tue 8/4
8:25 am-11:21 pm
2 stops14h 56m
$1,164
St. LouisCusco
STL - CUZ
STLCUZ
Lambert-St Louis
Thu 9/17
2:13 pm-7:20 am
2 stops17h 07m
Cusco Velazco Astete
Sat 9/26
12:35 pm-1:23 pm
2 stops24h 48m
$1,181
St. LouisCusco
STL - CUZ
STLCUZ
Lambert-St Louis
Thu 9/17
6:45 pm-5:55 pm
2 stops23h 10m
Cusco Velazco Astete
Sat 9/26
11:20 pm-10:55 am
2 stops35h 35m
$1,213
St. LouisCusco
STL - CUZ
STLCUZ
Lambert-St Louis
Mon 8/3
6:00 am-9:50 am
2 stops27h 50m
Cusco Velazco Astete
Mon 8/10
10:10 pm-8:08 am
2 stops33h 58m
$1,222
Cheapest one-way
St. LouisCusco
STL - CUZ
STLCUZ
Lambert-St Louis
Fri 10/9
6:08 pm-3:50 pm
2 stops21h 42m
$641
Quickest one-way
St. LouisCusco
STL - CUZ
STLCUZ
Lambert-St Louis
Fri 10/9
6:00 am-11:25 pm
3 stops17h 25m
$741
Sorted by cheapest first
Compare providers for flights from St. Louis to Cuzco
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Cuzco in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Cusco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Cusco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Cusco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Cusco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Cusco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Cuzco
Have a flexible travel schedule? Discover the best time to fly to Cuzco from St. Louis with our price prediction graph.
STL-CUZ
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Cuzco
Get insights into the airlines that provide service to Cuzco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cuzco. Reviews last updated June 28, 2026.
Read through reviews of airlines operating flights from St. Louis to Cusco, such as LATAM Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Boarding
7.5
Food
6.7
Entertainment
7.0
Crew
8.0
Overall
7.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2025
COR - LIM
Comfort
7.3
Boarding
7.5
Food
6.7
Entertainment
7.0
Crew
8.0
Overall
7.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2025
COR - LIM
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Cuzco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Other flights to Cuzco
Explore flights to Cuzco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 28, 2026.
Search flights from St. Louis to Cuzco by cabin class
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St. Louis and Cuzco flights
Browse other St. Louis and Cuzco flight options. Last updated on June 28, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on June 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from St. Louis to Cuzco
Discover the top airline that operate flights from St. Louis to Cuzco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$962 | Average$1,183 | FlexibilityNo cancel fee | On-time81% |