Find cheap flights to St. Louis

Round-trip
1 adult
Economy
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Mon 5/30
Mon 6/6

Deals available from 900+ travel sites.

About Flights to St. Louis

Summary info about St. Louis flight prices, duration and airlines

Best One-Way Price

$77

Best Round-Trip Price

$180

Fastest flight time

1h 41m

Operated By

5 airlines
The best one-way flight price to St. Louis from United States in the last 72 hours is $77 (Denver Intl to Lambert-St Louis).
The best round-trip flight price to St. Louis from United States in the last 72 hours is $180 (Denver Intl to Lambert-St Louis).
The fastest flight to St. Louis from United States takes 1h 41m (Dallas/Fort Worth to Lambert-St Louis).
There are 5 airlines operating flights to St. Louis, including American Airlines, United Airlines and Frontier.

Cheapest flights to St. Louis airports

Find the cheapest flights to these St. Louis airports from your nearest city or airport
Los Angeles
St. Louis

CHEAPEST ROUTE FROM Los Angeles TO St. Louis

Los Angeles (LAX) to St. Louis (STL)

Typically, flights to St. Louis from Los Angeles are cheaper when flying from Los Angeles to Lambert-St Louis, which has an average price of $333

CHEAPEST MONTH TO FLY TO ST. LOUIS FROM LOS ANGELESAugust29% cheaperFlying from Los Angeles to St. Louis costs on average just $236 in August
MOST EXPENSIVE MONTH TO FLY TO ST. LOUIS FROM LOS ANGELESDecember11% more expensiveIt costs about $371 for flights to St. Louis from Los Angeles in December
MOST POPULAR MONTH TO FLY TO ST. LOUIS FROM LOS ANGELESDecember145% more users visitedMore momondo users searched in flights to St. Louis from Los Angeles in December than any other month

When is the best time to fly to St. Louis?

Users booking trips to St. Louis from Manama found flights 98% cheaper than the average price of flights to St. Louis. To find the cheapest price to St. Louis from your area, use momondo’s Airport-to-Airport Pricing Tool.

In general, August is the cheapest month to fly from United States to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $196. The month of February is another great option to travel to St. Louis, with average flight prices from United States averaging around $237.

The best time to book a flight to St. Louis from United States is 35 days out, which is when prices tend to be around $266. In the past 72 hours, momondo users found flights from United States to St. Louis for as low as $180.

The cheapest day to depart on your flight to St. Louis is on a Saturday when prices can be found for as low as $277. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $339. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

Flying to St. Louis from United States in the evening is the least expensive time of day to depart. momondo users have found prices as low as $287 when looking at flights departing in the evening. In the afternoon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $336 per ticket.

Hikers looking for a more family-friendly day in the great outdoors would be best suited to plan their flight to St. Louis for September and October, when they can visit Forest Park and enjoy all that the park has to offer.

Typically, the best ski conditions are found in January, when the temperatures are lower and there is a chance of fresh snow. Popular places to ski in the St. Louis area include Snow Creek.

Finding an alternative and possibly cheaper destination airport near St. Louis is possible. If you are planning a flight to St. Louis, consider booking flights to Belleville Airport (22 mi from St. Louis city center), Marion Williamson County Airport (88 mi from St. Louis city center) or Springfield Capital Airport (88 mi from St. Louis city center).

The cheapest airport near St. Louis is typically Marion Williamson County Airport with an average price of $384/person. These prices vary based on where travelers are coming from. It is suggested that travelers looking to save money try momondo’s Airport-to-Airport Pricing Tool.



St. Louis flight deals found on momondo

Check out some of the best fares from airports in United States to St. Louis found recently by users on momondo
Frontier
Jun 10
DEN3:26 amDenver Intl
2h 08m
STL5:34 amLambert-St Louis
Jun 15
STL7:29 amLambert-St Louis
2h 25m
DEN9:54 amDenver Intl
Frontier
Jun 10
DEN3:26 amDenver Intl
2h 08m
STL5:34 amLambert-St Louis
Jun 15
STL7:29 amLambert-St Louis
2h 25m
DEN9:54 amDenver Intl
Delta
Sep 4
IAD2:00 amWashington, D.C. Dulles Intl
4h 00m
1 stop
STL6:00 amLambert-St Louis
Sep 10
STL2:00 amLambert-St Louis
4h 41m
1 stop
IAD6:41 amWashington, D.C. Dulles Intl
Delta
Sep 14
EWR8:06 amNewark
6h 51m
1 stop
STL2:57 pmLambert-St Louis
Sep 17
STL6:11 amLambert-St Louis
6h 08m
1 stop
EWR12:19 pmNewark
Multiple Airlines
Jun 4
DEN2:10 amDenver Intl
2h 05m
STL4:15 amLambert-St Louis
Jun 8
STL5:20 pmLambert-St Louis
12h 46m
1 stop
DEN6:06 amDenver Intl
Frontier
Jun 26
DEN3:26 amDenver Intl
2h 08m
STL5:34 amLambert-St Louis
Jul 4
STL7:29 amLambert-St Louis
2h 25m
DEN9:54 amDenver Intl

Find the cheapest one-way flights to St. Louis

If you're looking for one-way flights from United States to St. Louis, view some of our deals below provided by Delta, Frontier and Spirit Airlines
Frontier
Jul 3
DEN3:26 amDenver Intl
2h 08m
STL5:34 amLambert-St Louis
Frontier
Jun 7
DEN2:00 amDenver Intl
2h 05m
STL4:05 amLambert-St Louis
Frontier
Jun 7
DEN2:00 amDenver Intl
2h 05m
STL4:05 amLambert-St Louis

Which airlines fly to St. Louis?

Here you can see a selection of the most popular and cheapest airlines for flights to St. Louis

Which airlines fly to St. Louis?

American Airlines is the airline most momondo users in United States opt for when booking flights to St. Louis. Delta, United Airlines and Spirit Airlines are also popular choices when flying to St. Louis from United States. Most major airlines flying from United States to St. Louis will offer flights on a regular basis, though your options may vary depending on what airport you fly from.

Alaska Airlines Flights to St. Louis

Alaska Airlines is a popular choice for users traveling to St. Louis. It operates 35 flights every week to St. Louis, most often flying from Dallas/Fort Worth. Alaska Airlines ticket prices will depend on when and where you need to fly from - deals as low as $148 (from Los Angeles) have been found by momondo users. In 402 reviews, momondo users have rated Alaska Airlines at an average score of 8.0/10.

Delta Flights to St. Louis

Delta flight deals to St. Louis start from $97 - this is the best price found recently on momondo, and was a round-trip journey departing from Boston Logan Intl. Over any normal week, Delta flight prices are typically higher, but vary depending on where you fly from - New York LaGuardia is the most popular Delta departure point to St. Louis so generally has the most availability. Delta is scored a 7.9/10 in 385 reviews.


Best first class flights to St. Louis

Compare and see reviews for airlines with premium cabins that fly to St. Louis
AirlineRatingFirst ClassPrice
DeltaPriceFrom $190First ClassRating
7.9
7.9

Boarding

8.0

Comfort

8.3

Crew

7.7

Entertainment

7.3

Food

Reviews

The food was just ok

1 / 10
Search Delta flights
American AirlinesPriceFrom $107First ClassRating
7.3
7.7

Boarding

7.2

Comfort

8.1

Crew

7.0

Entertainment

6.5

Food

Reviews

I never took this fly, I make a new reservation direct whith Spirit, I try to cancelled it

1 / 10
Search American Airlines flights

      Popular routes to St. Louis

      Most frequently searched flights to St. Louis along with the cheapest price and shortest flight duration
      Los Angeles to St. Louis Flights
      Fastest flight time3h 26m
      Cheapest price$225
      New York to St. Louis Flights
      Fastest flight time2h 40m
      Cheapest price$208
      Seattle to St. Louis Flights
      Fastest flight time3h 49m
      Cheapest price$218
      Washington, D.C. to St. Louis Flights
      Fastest flight time2h 15m
      Cheapest price$229
      Boston to St. Louis Flights
      Fastest flight time3h 01m
      Cheapest price$275
      Dallas to St. Louis Flights
      Fastest flight time1h 42m
      Cheapest price$229
      Denver to St. Louis Flights
      Fastest flight time1h 59m
      Cheapest price$233
      Houston to St. Louis Flights
      Fastest flight time2h 01m
      Cheapest price$253
      Philadelphia to St. Louis Flights
      Fastest flight time2h 24m
      Cheapest price$230
      Portland to St. Louis Flights
      Fastest flight time5h 04m
      Cheapest price$256
      San Francisco to St. Louis Flights
      Fastest flight time5h 20m
      Cheapest price$197
      Minneapolis to St. Louis Flights
      Fastest flight time1h 24m
      Cheapest price$162
      Detroit to St. Louis Flights
      Fastest flight time1h 31m
      Cheapest price$201
      Orlando to St. Louis Flights
      Fastest flight time2h 21m
      Cheapest price$120
      Atlanta to St. Louis Flights
      Fastest flight time1h 34m
      Cheapest price$144
      Chicago to St. Louis Flights
      Fastest flight time1h 05m
      Cheapest price$216
      Charlotte to St. Louis Flights
      Fastest flight time1h 40m
      Cheapest price$277
      Ontario to St. Louis Flights
      Fastest flight time4h 52m
      Cheapest price$261
      Phoenix to St. Louis Flights
      Fastest flight time2h 53m
      Cheapest price$259
      Las Vegas to St. Louis Flights
      Fastest flight time3h 13m
      Cheapest price$128

      Start planning your trip to St. Louis


      Why use momondo?

      It is quick and easy to find flights to St. Louis on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

      momondo does allow users to show only those flights to St. Louis which offer a flexible booking policy as well as other useful filters and features.

      Once all potential St. Louis flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

      Price alerts on flights to St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.