$357+ Cheap flights from Peru to St. Louis (STL)
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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
LIM — STL
Sep 9 — Sep 161
Round-trip
1 adult, Economy
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Find cheap flights from Peru to St. Louis 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Peru to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Peru to St. LouisExplore the most affordable flight options available from Peru to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
Explore the most affordable flight options available from Peru to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
This Expedia deal was found by Cheapflights users on 8/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/198:00 am -
2 stops32h 26m
Sat 1/234:05 pm -
1 stop13h 05m
Deal found 8/9![Air Canada logo]()
$778
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:05 pm -
1 stop11h 53m
Fri 9/112:29 pm -
2 stops32h 41m
Deal found 8/5![Multiple Airlines logo]()
$870
This American Airlines deal was found by Cheapflights users on 8/5. 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.
Sun 10/2512:45 am -
1 stop16h 42m
Wed 11/255:00 am -
1 stop17h 27m
Deal found 8/5![American Airlines logo]()
$890
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2512:50 am -
2 stops21h 34m
Wed 11/258:30 am -
2 stops38h 25m
Deal found 8/9![United Airlines logo]()
$893
This Travelocity deal was found by Cheapflights users on 8/9. 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.
Tue 11/2411:40 pm -
1 stop25h 16m
Tue 12/14:05 pm -
1 stop13h 05m
Deal found 8/9![Multiple Airlines logo]()
$904
This Copa Airlines deal was found by Cheapflights users on 8/7. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:35 am -
2 stops17h 25m
Sat 9/268:00 am -
2 stops31h 40m
Deal found 8/7![Copa Airlines logo]()
$905
This American Airlines deal was found by Cheapflights users on 8/5. 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.
Sun 12/2010:55 pm -
1 stop19h 56m
Sun 1/107:03 am -
1 stop15h 22m
Deal found 8/5![American Airlines logo]()
$911
Best flights from Peru to St. LouisDiscover carefully curated flight deals from Peru to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from Peru to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This United Airlines deal was found by Cheapflights users on 8/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2512:50 am -
2 stops21h 34m
Wed 11/258:30 am -
2 stops38h 25m
Deal found 8/9![United Airlines logo]()
$893
This American Airlines deal was found by Cheapflights users on 8/5. 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.
Sun 10/2512:45 am -
2 stops15h 06m
Wed 11/255:00 am -
1 stop15h 32m
Deal found 8/5![American Airlines logo]()
$894
This Copa Airlines deal was found by Cheapflights users on 8/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:35 am -
2 stops17h 25m
Sat 9/268:00 am -
2 stops28h 25m
Deal found 8/9![Copa Airlines logo]()
$905
This LATAM Airlines deal was found by Cheapflights users on 8/5. 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.
Thu 10/1512:05 pm -
1 stop21h 04m
Mon 10/196:00 am -
2 stops23h 00m
Deal found 8/5![LATAM Airlines logo]()
$957
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:55 am -
2 stops44h 26m
Sat 10/105:36 pm -
2 stops27h 49m
Deal found 8/5![United Airlines logo]()
$923
Last-minute flights from Peru to St. LouisDiscover last-minute flight deals from Peru to St. Louis. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Peru to St. Louis. Data last updated August 10, 2026 and is based on user searches.
This Copa Airlines deal was found by Cheapflights users on 8/7. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:35 am -
2 stops17h 25m
Sat 9/268:00 am -
2 stops31h 40m
Deal found 8/7![Copa Airlines logo]()
$905
This Delta deal was found by Cheapflights users on 8/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:05 am -
1 stop12h 27m
Sat 9/266:00 am -
1 stop15h 55m
Deal found 8/7![Delta logo]()
$1,002
This LATAM Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 9/1912:05 pm -
1 stop20h 55m
Sat 9/266:00 am -
2 stops14h 20m
Deal found 8/9![LATAM Airlines logo]()
$989
This United Airlines deal was found by Cheapflights users on 8/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:55 am -
2 stops44h 26m
Sat 10/104:50 pm -
1 stop28h 35m
Deal found 8/5![United Airlines logo]()
$923
This LATAM Airlines deal was found by Cheapflights users on 8/8. 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 9/2912:10 am -
2 stops23h 32m
Sun 10/46:00 am -
2 stops15h 35m
Deal found 8/8![LATAM Airlines logo]()
$1,011
One-way flights from Peru to St. LouisSearch for one-way flight options from Peru to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from Peru to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/262:50 am -
3 stops38h 32m
Deal found 8/6![Multiple Airlines logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/302:50 am -
3 stops37h 41m
Deal found 8/6![Multiple Airlines logo]()
$428
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:05 am -
3 stops38h 17m
Deal found 8/6![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:04 am -
2 stops37h 09m
Deal found 8/6![Volaris logo]()
$526
This American Airlines deal was found by Cheapflights users on 8/6. 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 8/2711:45 pm -
1 stop10h 54m
Deal found 8/6![American Airlines logo]()
$681
This American Airlines deal was found by Cheapflights users on 8/6. 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.
Sun 8/2311:45 pm -
1 stop11h 00m
Deal found 8/6![American Airlines logo]()
$686
Find flight deals from Peru to St. Louis
Keep the following information in mind while searching for Peru to St. Louis flight deals. Data was last updated August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $778 (Expedia) |
One-way from | $357 (Kiwi.com) |
Popular in | January |
Cheapest in | September |
Average price | $1,068 |
Cheapflights Fare Finder
Customize your flight search to find flights from Peru to St. Louis 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 August 10, 2026.
Use the filters below to find and compare flights from Peru to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Sun 10/25
12:50 am-10:24 pm
2 stops21h 34m
Lambert-St Louis
Wed 11/25
8:30 am-11:55 pm
2 stops38h 25m
$893
Quickest round-trip
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Sun 10/25
12:45 am-3:51 pm
2 stops15h 06m
Lambert-St Louis
Wed 11/25
5:00 am-9:32 pm
1 stop15h 32m
$894
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Fri 9/18
2:35 am-8:00 pm
2 stops17h 25m
Lambert-St Louis
Sat 9/26
8:00 am-12:25 pm
2 stops28h 25m
$905
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Sun 9/27
12:55 am-9:21 pm
2 stops44h 26m
Lambert-St Louis
Sat 10/10
5:36 pm-9:25 pm
2 stops27h 49m
$923
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Thu 10/15
12:05 pm-9:09 am
1 stop21h 04m
Lambert-St Louis
Mon 10/19
6:00 am-5:00 am
2 stops23h 00m
$957
Cheapest one-way
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Wed 8/26
2:50 am-5:22 pm
3 stops38h 32m
$357
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Sun 8/30
2:50 am-4:31 pm
3 stops37h 41m
$428
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Sat 8/22
3:05 am-5:22 pm
3 stops38h 17m
$489
Quickest one-way
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Thu 8/27
11:45 pm-10:39 am
1 stop10h 54m
$681
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Sun 8/23
11:45 pm-10:45 am
1 stop11h 00m
$686
Sorted by cheapest first
Best time to book a flight from Peru to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Peru with our price prediction graph.
LIM-STL
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.
Cheapflights Insights
Everything you need to know about your flight from Peru to St. Louis
PE0-STL
LIM-STL
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated August 10, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Peru to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Related info for your journey
Find useful and relevant information for your journey from Peru to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
Fairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington
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Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Peru to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Peru and St. Louis flights
Browse other Peru and St. Louis flight options. Last updated on August 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 10, 2026.
Top 2 airlines flying from Peru to St. Louis
Discover the top 2 airlines that operate flights from Peru to St. Louis. 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 August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$316 | Average$1,008 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$878 | Average$975 | FlexibilityNo cancel fee | On-time71% |