$78 Cheap flights from Des Moines Intl. to Lambert-St. Louis Intl. (DSM to STL)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from Des Moines Intl. to Lambert-St. Louis Intl.

Amazing DSM to STL Flight Deals

The cheapest flights to Lambert-St. Louis Intl. found within the past 7 days were $148 round trip and $78 one way. Prices and availability subject to change. Additional terms may apply.

Fri, Jan 17 - Sat, Jan 25
DSM
Des Moines
STL
St. Louis
$148 Roundtrip, found 3 days ago
$148
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Jan 17 from Des Moines to St. Louis, returning Sat, Jan 25, priced at $148 found 3 days ago
Fri, Jan 17 - Thu, Jan 23
DSM
Des Moines
STL
St. Louis
$168 Roundtrip, found 3 days ago
$168
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Jan 17 from Des Moines to St. Louis, returning Thu, Jan 23, priced at $168 found 3 days ago
Tue, Dec 10 - Tue, Dec 17
DSM
Des Moines
STL
St. Louis
$176 Roundtrip, found 3 days ago
$176
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Dec 10 from Des Moines to St. Louis, returning Tue, Dec 17, priced at $176 found 3 days ago
Sat, Dec 14 - Tue, Dec 17
DSM
Des Moines
STL
St. Louis
$181 Roundtrip, found 3 days ago
$181
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Dec 14 from Des Moines to St. Louis, returning Tue, Dec 17, priced at $181 found 3 days ago
Thu, Jan 16 - Sat, Jan 18
DSM
Des Moines
STL
St. Louis
$186 Roundtrip, found 3 days ago
$186
Roundtrip
found 3 days ago
Select United flight, departing Thu, Jan 16 from Des Moines to St. Louis, returning Sat, Jan 18, priced at $186 found 3 days ago
Thu, Jan 16 - Sat, Jan 18
DSM
Des Moines
STL
St. Louis
$190 Roundtrip, found 3 days ago
$190
Roundtrip
found 3 days ago
Select United flight, departing Thu, Jan 16 from Des Moines to St. Louis, returning Sat, Jan 18, priced at $190 found 3 days ago
Thu, Jan 16 - Sat, Jan 18
DSM
Des Moines
STL
St. Louis
$191 Roundtrip, found 3 days ago
$191
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jan 16 from Des Moines to St. Louis, returning Sat, Jan 18, priced at $191 found 3 days ago
Thu, Jan 16 - Sat, Jan 18
DSM
Des Moines
STL
St. Louis
$195 Roundtrip, found 3 days ago
$195
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jan 16 from Des Moines to St. Louis, returning Sat, Jan 18, priced at $195 found 3 days ago
Thu, Jan 16 - Sat, Jan 18
DSM
Des Moines
STL
St. Louis
$199 Roundtrip, found 3 days ago
$199
Roundtrip
found 3 days ago
Select United flight, departing Thu, Jan 16 from Des Moines to St. Louis, returning Sat, Jan 18, priced at $199 found 3 days ago
Thu, Jan 16 - Sat, Jan 18
DSM
Des Moines
STL
St. Louis
$203 Roundtrip, found 3 days ago
$203
Roundtrip
found 3 days ago
Select United flight, departing Thu, Jan 16 from Des Moines to St. Louis, returning Sat, Jan 18, priced at $203 found 3 days ago

Frequently asked questions

Can I catch a flight from Des Moines Intl. Airport (DSM) to Lambert Field right now?
Be sure to go to our Covid-19 Travel Advisor to see if there are any current quarantine requirements or travel advice reports in place in STL when flying in from DSM.
Are there direct flights from Des Moines Intl. Airport to Lambert Field?
The only thing separating you and your next incredible adventure is just one flight. Southwest Airlines is the only carrier that offers direct services between DSM and Lambert-St. Louis Intl. Airport (STL), so it’s a good idea to book ahead.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Lambert-St. Louis Intl. Airport (STL), please visit our Customer Service Portal.
How long is the flight from DSM to Lambert-St. Louis Intl. Airport (STL)?
The flight time between DSM and Lambert Field is around 4 hours and 18 minutes. Make your trip more comfortable by downloading a few shows on your phone or laptop and enjoying them with your seat reclined.
What is the flight distance from Des Moines Intl. Airport to Lambert-St. Louis Intl. Airport (STL)?
Forget watching a movie. We’ll be surprised if you even manage a couple of TV episodes on the short flight between DSM and STL. You’ll only be traveling 260 mi.
What airlines fly from Des Moines Intl. Airport (DSM) to Lambert-St. Louis Intl. Airport (STL)?
If you’re looking for an air carrier that flies direct from Des Moines to St. Louis and rates highly with travelers, look no further than Southwest Airlines. They offer up to 30 flights monthly.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Southwest Airlines, American Airlines or Delta you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Des Moines Intl.
Traveling To
Lambert-St. Louis Intl.
Shortest Flight Time
1 hours 5 mins
Earliest Departure Time
6:50AM CST
Latest Departure Time
4:10PM CST
Lowest Flight Price
$148

Route Info

Flight path for flights from Des Moines International Airport to Lambert-St. Louis International Airport.


Origin:
DSM - Des Moines International Airport
Destination:
STL - Lambert-St. Louis International Airport
Distance:
260.00 miles


Discover our best flights from Des Moines DSM to St. Louis STL. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Des Moines DSM to St. Louis STL at the right price  

Airfares to St. Louis STL from Des Moines DSM currently cost between $148 and $203. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Des Moines DSM to St. Louis STL 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Des Moines DSM to St. Louis STL on Travelocity starting at $78. Prices and availability subject to change. Additional terms may apply. 

 

Get to St. Louis STL from Des Moines DSM quicker with direct flights. 

Get to St. Louis faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to STL from DSM to take around 1 hour(s) 5 min(s).  

 

Find our cheapest airfares for flights from Des Moines DSM to St. Louis STL

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to STL from DSM. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Des Moines DSM to St. Louis STL today 

If you’re flexible about when you travel, January is usually the cheapest month to fly from Des Moines DSM to St. Louis STL. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to St. Louis STL from Des Moines DSM 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to STL from DSM have this option.  

 

Travel with confidence when you book flights to St. Louis STL from Des Moines DSM with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.