$695+ Cheap flights from Peru to St. Louis (STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
LIM — STL
Dec 12 — Dec 191
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 November 12, 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 November 12, 2026.
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Thu 12/241:50 am -
2 stops22h 48m
Fri 1/110:52 am -
1 stop12h 03m
Deal found 11/10![United Airlines logo]()
$1,059
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3012:05 pm -
1 stop13h 41m
Fri 1/153:48 pm -
1 stop12h 12m
Deal found 11/9![Delta logo]()
$1,250
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Tue 12/291:50 am -
2 stops33h 52m
Fri 1/156:45 pm -
2 stops28h 10m
Deal found 11/9![United Airlines logo]()
$1,328
This American Airlines deal was found by Cheapflights users on 11/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3010:51 pm -
2 stops14h 12m
Fri 1/159:41 am -
2 stops12h 51m
Deal found 11/8![American Airlines logo]()
$1,350
This Booking.com deal was found by Cheapflights users on 11/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/257:25 am -
2 stops18h 16m
Fri 1/14:21 pm -
3 stops35h 34m
Deal found 11/10![Multiple Airlines logo]()
$1,687
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 November 12, 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 November 12, 2026.
This Air Canada deal was found by Cheapflights users on 11/11. 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.
Fri 1/228:00 am -
1 stop32h 26m
Tue 1/264:05 pm -
1 stop13h 05m
Deal found 11/11![Air Canada logo]()
$975
This United Airlines deal was found by Cheapflights users on 11/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/191:50 am -
2 stops17h 00m
Wed 2/38:30 am -
1 stop14h 25m
Deal found 11/7![United Airlines logo]()
$1,000
This Delta deal was found by Cheapflights users on 11/10. 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.
Wed 1/2012:05 pm -
1 stop26h 21m
Wed 2/312:00 pm -
1 stop16h 00m
Deal found 11/10![Delta logo]()
$1,026
This LATAM Airlines deal was found by Cheapflights users on 11/11. 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 1/2112:15 am -
2 stops18h 39m
Tue 1/2612:00 pm -
1 stop16h 00m
Deal found 11/11![LATAM Airlines logo]()
$1,035
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Fri 12/2511:55 pm -
1 stop24h 10m
Fri 1/110:52 am -
1 stop12h 03m
Deal found 11/10![United Airlines logo]()
$1,059
This Air Canada deal was found by Cheapflights users on 11/11. 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.
Fri 4/307:00 am -
2 stops30h 09m
Wed 5/51:25 pm -
1 stop34h 40m
Deal found 11/11![Air Canada logo]()
$1,098
Last-minute flights from Peru to St. LouisDiscover last-minute flight deals from Peru to St. Louis. Data last updated November 12, 2026 and is based on user searches.
Discover last-minute flight deals from Peru to St. Louis. Data last updated November 12, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Thu 12/241:50 am -
2 stops22h 48m
Fri 1/110:52 am -
1 stop12h 03m
Deal found 11/10![United Airlines logo]()
$1,059
This Booking.com deal was found by Cheapflights users on 11/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/257:25 am -
2 stops18h 16m
Fri 1/14:21 pm -
3 stops35h 34m
Deal found 11/10![Multiple Airlines logo]()
$1,687
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Tue 12/291:50 am -
2 stops33h 52m
Fri 1/156:45 pm -
2 stops28h 10m
Deal found 11/9![United Airlines logo]()
$1,328
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3012:05 pm -
1 stop13h 41m
Fri 1/153:48 pm -
1 stop12h 12m
Deal found 11/9![Delta logo]()
$1,250
This American Airlines deal was found by Cheapflights users on 11/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3010:51 pm -
2 stops14h 12m
Fri 1/159:41 am -
2 stops12h 51m
Deal found 11/8![American Airlines logo]()
$1,350
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 November 12, 2026.
Search for one-way flight options from Peru to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 4/2812:50 am -
3 stops22h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Multiple Airlines logo]()
$695
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Thu 4/297:55 am -
2 stops28h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![United Airlines logo]()
$817
This American Airlines deal was found by Cheapflights users on 11/10. 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 4/2910:00 pm -
1 stop11h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![American Airlines logo]()
$822
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 November 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $975 (Air Canada) |
One-way from | $613 (Kiwi.com) |
Popular in | November |
Cheapest in | September |
Average price | $1,203 |
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 7,457,451 searches. Data last updated November 12, 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
Quickest round-trip
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Wed 4/28
12:50 am-11:44 pm
3 stops22h 54m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$695
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Thu 4/29
7:55 am-12:20 pm
2 stops28h 25m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$817
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Fri 1/22
8:00 am-3:26 pm
1 stop32h 26m
Lambert-St Louis
Tue 1/26
4:05 pm-6:10 am
1 stop13h 05m
$975
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Tue 1/19
1:50 am-5:50 pm
2 stops17h 00m
Lambert-St Louis
Wed 2/3
8:30 am-11:55 pm
1 stop14h 25m
$1,000
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Wed 1/20
12:05 pm-1:26 pm
1 stop26h 21m
Lambert-St Louis
Wed 2/3
12:00 pm-5:00 am
1 stop16h 00m
$1,026
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Thu 1/21
12:15 am-5:54 pm
2 stops18h 39m
Lambert-St Louis
Tue 1/26
12:00 pm-5:00 am
1 stop16h 00m
$1,035
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Fri 12/25
11:55 pm-11:05 pm
1 stop24h 10m
Lambert-St Louis
Fri 1/1
10:52 am-11:55 pm
1 stop12h 03m
$1,059
LimaSt. Louis
LIM Lima J Chavez Intl - STL Lambert-St Louis
LIMSTL
Lima J Chavez Intl
Fri 4/30
7:00 am-1:09 pm
2 stops30h 09m
Lambert-St Louis
Wed 5/5
1:25 pm-12:05 am
1 stop34h 40m
$1,098
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 November 12, 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
Comfort
7.8
Entertainment
7.8
Overall
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Crew
8.5
Comfort
7.8
Entertainment
7.8
Overall
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Food
7.2
Crew
8.5
Comfort
7.8
Entertainment
7.8
Overall
7.8
Boarding
8.1
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
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 locationsFairview Heights
O'Fallon
Fenton
Eureka
Wentzville
Maryland Heights
Chesterfield
Swansea
Edwardsville
Glencoe
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Peru and St. Louis flights
Browse other Peru and St. Louis flight options. Last updated on November 12, 2026.
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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 November 12, 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 7,457,451 searches. Data last updated November 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$316 | Average$1,127 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$878 | Average$975 | FlexibilityNo cancel fee | On-time71% |