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St. Louis

$33+ Cheap flights from North America 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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — STL
Oct 25 — Nov 11
Sat 10/25
Sat 11/1
1 adult, Economy
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Cheap flight deals from North America to St. Louis

Keep the following information in mind while searching for North America to St. Louis flight deals. Data was last updated September 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$93
(Cheapflightsfares)

One-way from

$33
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$357

Good round-trip deal

$61 or less

Good one-way deal

$87 or less
Provider with most accurate pricing for New York (NYC)-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Lambert-St Louis flights.
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From North America to Lambert-St Louis
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One-way flight from North America to Lambert-St Louis
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Highest demand for flights based on searches. 9% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from North America to Lambert-St Louis.
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Price to beat on a one-way flight from North America to Lambert-St Louis.
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Find flight deals from North America to St. Louis

Cheapest flights from North America to St. Louis
Explore the most affordable flight options available from North America to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/167:30 amDFW - STL
Nonstop1h 52mFrontier
Thu 10/2310:17 amSTL - DFW
Nonstop1h 57mFrontier
Deal found 9/24$93
This Booking.com deal was found by Cheapflights users on 9/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/277:40 amDFW - STL
Nonstop1h 52mFrontier
Thu 10/306:22 pmSTL - DFW
Nonstop1h 57mFrontier
Deal found 9/24$95
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:30 amDFW - STL
Nonstop1h 52mFrontier
Thu 10/306:22 pmSTL - DFW
Nonstop1h 57mFrontier
Deal found 9/23$96
This Cheapflightsfares deal was found by Cheapflights users on 9/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:00 amDEN - STL
Nonstop2h 07mFrontier
Sat 11/157:45 pmSTL - DEN
Nonstop2h 28mFrontier
Deal found 9/23$96
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/28:00 amDFW - STL
Nonstop1h 54mFrontier
Sun 10/510:39 amSTL - DFW
Nonstop1h 50mFrontier
Deal found 9/24$97
This Frontier deal was found by Cheapflights users on 9/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:00 amDEN - STL
Nonstop2h 07mFrontier
Fri 10/247:52 pmSTL - DEN
Nonstop2h 28mFrontier
Deal found 9/23$97
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:00 amDEN - STL
Nonstop2h 07mFrontier
Sat 11/157:45 pmSTL - DEN
Nonstop2h 28mFrontier
Deal found 9/23$98
This Frontier deal was found by Cheapflights users on 9/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:00 amDEN - STL
Nonstop2h 07mFrontier
Mon 11/37:45 pmSTL - DEN
Nonstop2h 28mFrontier
Deal found 9/23$99
This Priceline deal was found by Cheapflights users on 9/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:00 amDEN - STL
Nonstop2h 07mFrontier
Sun 11/27:45 pmSTL - DEN
Nonstop2h 28mFrontier
Deal found 9/24$100
This Kiwi.com deal was found by Cheapflights users on 9/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:00 amDEN - STL
Nonstop2h 06mFrontier
Tue 10/77:52 pmSTL - DEN
Nonstop2h 28mFrontier
Deal found 9/23$101
This Priceline deal was found by Cheapflights users on 9/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/266:00 amDEN - STL
Nonstop2h 07mFrontier
Wed 10/298:40 pmSTL - DEN
Nonstop2h 30mFrontier
Deal found 9/23$102
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/167:30 amDFW - STL
Nonstop1h 52mFrontier
Sun 10/1910:17 amSTL - DFW
Nonstop1h 57mFrontier
Deal found 9/24$104

Cheapflights Fare Finder

 
Customize your flight search to find flights from North America 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 September 25, 2025.
Use the filters below to find and compare flights from North America to St. Louis that are best for you.

Fly from

North America

Fly to

St. Louis

Route

Depart

Return

Price

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Sun 10/19

7:30 am-9:22 am

Nonstop1h 52m

Lambert-St Louis

Sat 10/25

4:51 pm-1:42 am

1 stop8h 51m

$137

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Sun 10/19

7:30 am-9:22 am

Nonstop1h 52m

Lambert-St Louis

Fri 10/24

9:59 pm-5:43 am

1 stop7h 44m

$137

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Wed 10/22

10:25 pm-9:07 am

1 stop10h 42m

Lambert-St Louis

Sun 10/26

10:17 am-12:14 pm

Nonstop1h 57m

$142

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Mon 10/27

10:34 pm-9:07 am

2 stops10h 33m

Lambert-St Louis

Thu 10/30

6:22 pm-8:19 pm

Nonstop1h 57m

$145

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Fri 11/7

9:10 pm-3:38 pm

1 stop18h 28m

Lambert-St Louis

Sun 11/9

12:10 pm-2:07 pm

Nonstop1h 57m

$148

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Thu 10/30

6:30 pm-1:17 pm

1 stop18h 47m

Lambert-St Louis

Sun 11/2

2:12 pm-7:57 am

1 stop17h 45m

$149

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Sat 10/4

2:22 pm-9:06 am

1 stop18h 44m

Lambert-St Louis

Sat 11/15

4:33 pm-11:16 am

1 stop18h 43m

$156

DallasSt. Louis

DFW - STL

DFWSTL

Dallas/Fort Worth

Wed 10/15

9:26 pm-10:37 am

2 stops13h 11m

Lambert-St Louis

Fri 10/24

11:11 am-8:06 pm

1 stop8h 55m

$176

DenverSt. Louis

DEN - STL

DENSTL

Denver Intl

Mon 10/20

4:25 pm-10:55 pm

1 stop5h 30m

Lambert-St Louis

Wed 10/22

5:05 pm-8:40 pm

1 stop4h 35m

$177

DenverSt. Louis

DEN - STL

DENSTL

Denver Intl

Sat 10/18

9:30 am-5:00 pm

1 stop6h 30m

Lambert-St Louis

Tue 10/21

8:20 am-11:10 am

1 stop3h 50m

$192

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/24

Showing 1-10 of 60 results
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Best time to book a flight from North America to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from North America 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 North America to St. Louis

What is the cheapest month to book a flight from North America to St. Louis?

Currently, August is the cheapest month in which you can book a flight from North America to St. Louis (average of $311). Flying from North America to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from NA to STL?

Find hourly flight availability from North America to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 25, 2025.

When flying from North America to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from North America to St. Louis

Explore weekly flight availability from North America to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 25, 2025.

The most flights from 0NA to STL are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

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 September 25, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from North America to St. Louis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,246 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,246 reviews
Southwest
8.0
Very good
4,246 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,973 reviews
Southwest
8.0
Very good
4,246 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,926 reviews
Southwest
8.0
Very good
4,246 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,246 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,162 reviews
Southwest
8.0
Very good
4,246 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from North America 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 North America?

    Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from North America. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • How popular is this North America to St. Louis flight route?

    This flight path from North America to Lambert-St Louis was viewed by 19 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    A quick flight from North America to St. Louis can take about 1h 52m. Frontier provides one of the quickest options available for as low as $137. There are 550 mi between North America and St. Louis. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from North America to St. Louis one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $66. However, be on the lookout for offers from American Airlines and Frontier, as they are both options that can get you from North America to St. Louis for a low price.

  • What are the most popular routes from North America to St. Louis?

    The most popular route from North America to St. Louis is New York John F Kennedy Intl - Lambert-St Louis. You may also consider Newark - Lambert-St Louis or New York LaGuardia - Lambert-St Louis.

  • What are the most reliable airlines from North America to St. Louis?

    Before booking your flight to St. Louis from North America, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (86%), American Airlines (86%), Alaska Airlines( 86%).

  • What are the cheapest flights from North America to St. Louis?

    The cheapest flight price from North America to St. Louis is $129. On average you can expect to pay $305. The most popular route, (New York John F Kennedy Intl - Lambert-St Louis), can usually be booked for $197.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from North America 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.

  • What is the cheapest month to book a flight from North America to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from North America to St. Louis (average of $311). Flying from North America to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for North America to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to St. Louis flights
Newark to St. Louis flights
Los Angeles to Kansas City flights
Dallas/Fort Worth to Kansas City flights
LaGuardia to St. Louis flights
Dulles Intl to Kansas City flights
Newark to Kansas City flights
John F Kennedy Intl to Kansas City flights
Denver to Kansas City flights
O'Hare Intl to Kansas City flights
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LaGuardia to Kansas City flights
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Dulles Intl to St. Louis flights
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Reagan-National to Kansas City flights
Baltimore to St. Louis flights
George Bush Intcntl to Kansas City flights
Atlanta to St. Louis flights
Atlanta to Kansas City flights
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Sky Harbor Intl to Kansas City flights
O'Hare Intl to St. Louis flights
San Francisco to Kansas City flights
Minneapolis to St. Louis flights
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Minneapolis to Kansas City flights
George Bush Intcntl to St. Louis flights
Reagan-National to St. Louis flights
Salt Lake City to Kansas City flights
Philadelphia to Kansas City flights
Philadelphia to St. Louis flights
Austin to Kansas City flights
Charlotte to St. Louis flights
Ontario to Kansas City flights
Raleigh to St. Louis flights
Raleigh to Kansas City flights
Midway to Kansas City flights
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Santa Ana to Kansas City flights
Love Field to Kansas City flights

Top 8 airlines flying from North America to St. Louis

Discover the top 8 airlines that operate flights from North America 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 September 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$57Average$211FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$83Average$194FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$133Average$376FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$154Average$443FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$177Average$387FlexibilityNo cancel feeOn-time63%
DeltaCheapest$183Average$339FlexibilityNo cancel feeOn-timeN/A
Southern / MokuleleCheapest$194Average$233FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$257Average$575FlexibilityNo cancel feeOn-time75%

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