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St. Louis

$397+ 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
LIM — STL
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Peru to St. Louis

Cheapest flights from Peru to St. Louis
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 January 29, 2026.

This eDestinos deal was found by Cheapflights users on 1/28. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/13:50 pm
LIM
-
STL
2 stops31h 29m
Multiple Airlines
Sat 5/168:12 pm
STL
-
LIM
2 stops32h 49m
Multiple Airlines
Deal found 1/28$742
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3012:55 am
LIM
-
STL
1 stop32h 30m
United Airlines
Sat 12/55:18 pm
STL
-
LIM
2 stops29h 37m
United Airlines
Deal found 1/27$833
This LATAM Airlines deal was found by Cheapflights users on 1/27. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:00 pm
LIM
-
STL
1 stop11h 34m
LATAM Airlines
Sat 5/166:00 am
STL
-
LIM
2 stops14h 20m
LATAM Airlines
Deal found 1/27$842
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3110:00 pm
LIM
-
STL
2 stops15h 39m
American Airlines
Sat 12/56:00 am
STL
-
LIM
2 stops14h 30m
American Airlines
Deal found 1/27$861
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:00 pm
LIM
-
STL
1 stop11h 34m
Delta
Sat 5/166:00 am
STL
-
LIM
2 stops14h 20m
Delta
Deal found 1/28$893
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1912:05 am
LIM
-
STL
2 stops16h 27m
Delta
Wed 3/2512:04 pm
STL
-
LIM
1 stop16h 56m
Delta
Deal found 1/27$896
This Booking.com deal was found by Cheapflights users on 1/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/298:05 am
LIM
-
STL
1 stop32h 24m
Multiple Airlines
Thu 2/58:30 am
STL
-
LIM
2 stops18h 00m
Multiple Airlines
Deal found 1/28$907

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$742
(eDestinos)

One-way from

$397
(Air Canada)

Popular in

January

Cheapest in

September

Average price

$1,181
Provider with most accurate pricing for Lima J Chavez Intl-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lima J Chavez Intl-Lambert-St Louis flights.
Search Deals
From Peru to Lambert-St Louis
Search Deals
One-way flight from Peru to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 29, 2026.
Use the filters below to find and compare flights from Peru to St. Louis that are best for you.

Fly from

Peru

Fly to

St. Louis

Route

Depart

Return

Price

LimaSt. Louis

LIM - STL

LIMSTL

Lima J Chavez Intl

Fri 5/1

3:50 pm-11:19 pm

2 stops31h 29m

Lambert-St Louis

Sat 5/16

8:12 pm-5:01 am

2 stops32h 49m

$742

LimaSt. Louis

LIM - STL

LIMSTL

Lima J Chavez Intl

Mon 3/30

12:55 am-9:25 am

1 stop32h 30m

Lambert-St Louis

Sat 12/5

5:18 pm-11:55 pm

2 stops29h 37m

$833

LimaSt. Louis

LIM - STL

LIMSTL

Lima J Chavez Intl

Fri 5/1

12:00 pm-11:34 pm

1 stop11h 34m

Lambert-St Louis

Sat 5/16

6:00 am-8:20 pm

2 stops14h 20m

$842

LimaSt. Louis

LIM - STL

LIMSTL

Lima J Chavez Intl

Tue 3/31

10:00 pm-1:39 pm

2 stops15h 39m

Lambert-St Louis

Sat 12/5

6:00 am-9:30 pm

2 stops14h 30m

$861

LimaSt. Louis

LIM - STL

LIMSTL

Lima J Chavez Intl

Fri 5/1

12:00 pm-11:34 pm

1 stop11h 34m

Lambert-St Louis

Sat 5/16

6:00 am-8:20 pm

2 stops14h 20m

$893

LimaSt. Louis

LIM - STL

LIMSTL

Lima J Chavez Intl

Thu 3/19

12:05 am-4:32 pm

2 stops16h 27m

Lambert-St Louis

Wed 3/25

12:04 pm-5:00 am

1 stop16h 56m

$896

LimaSt. Louis

LIM - STL

LIMSTL

Lima J Chavez Intl

Sat 2/14

8:05 am-3:29 pm

2 stops32h 24m

$397

LimaSt. Louis

LIM - STL

LIMSTL

Lima J Chavez Intl

Fri 2/13

7:00 am-11:56 pm

1 stop17h 56m

$582

LimaSt. Louis

LIM - STL

LIMSTL

Lima J Chavez Intl

Fri 2/13

5:35 pm-8:23 pm

2 stops27h 48m

$582

LimaSt. Louis

LIM - STL

LIMSTL

Lima J Chavez Intl

Fri 2/13

12:45 am-10:36 am

1 stop10h 51m

$582

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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.
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
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 January 29, 2026.
Read reviews from past customers who have flown Delta and LATAM 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.
Delta
7.9
Good
8,127 reviews

Overall

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,127 reviews
Delta
7.9
Good
8,127 reviews

Overall

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
LATAM Airlines
7.5
Good
1,918 reviews
Delta
7.9
Good
8,127 reviews

Overall

7.9

Entertainment

7.8

Food

7.2

Crew

8.5

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • What airport do you fly into for flights to St. Louis from Peru?

    For a flight from Peru to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

  • How long is the flight from Peru to St. Louis?

    Departing from Peru to St. Louis will take you 32h 30m. Peru and St. Louis are separated by a distance of 3608 mi.

  • Can I find deals for flights from Peru to St. Louis that include hotel bookings?

    Yes. In addition to deals on Peru to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Peru to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Peru to St. Louis.

  • Can I find deals for business class flights from Peru to St. Louis?

    Yes. Cheapflights offers flight deals from Peru to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Peru to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$798Average$798FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$817Average$963FlexibilityNo cancel feeOn-time81%

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