Find Cheap Flights from St. Louis to Des Moines (STL - DSM)

Flights overview

Useful information for finding cheap flights from St. Louis to Des Moines and booking your next trip

Cheapest round-trip flights	$211	Frontier 1 stop 18 hr Thu, May 28 — Wed, Jun 3	The cheapest round-trip flight from St. Louis to Des Moines is currently $211
Cheapest one-way flight	$96	Frontier 1 stop 18 hr Tue, Jun 2	The cheapest one-way flight from St. Louis to Des Moines is currently $96
Last-minute weekend getaway	$262	Frontier 1 stop 18 hr Thu, May 7 — Mon, May 11	The cheapest last-minute weekend getaway from St. Louis to Des Moines is currently $262
Cheapest business class flights	$470	American 1 stop 5 hr Thu, May 28 — Sat, Jun 6	The cheapest business class round-trip flight from St. Louis to Des Moines is currently $470

Fastest flight	3 hr 18 min	The fastest flight with stops from St. Louis to Des Moines takes 3 hr 18 min
Nonstop flights	None	There are no direct flights on this route.

When is the cheapest time to fly?

The cheapest month to fly from St. Louis to Des Moines is typically September. The most expensive month to fly is typically May.

September Cheapest	Typical prices: $110–360
May Most expensive	Typical prices: $260–425

Popular airlines from St. Louis to Des Moines

American

from $288

Typical price: $235–495

404 weekly connecting flights

STL - DSM Every day
United

from $288

Typical price: $230–530

306 weekly connecting flights

STL - DSM Every day
Delta

from $288

Typical price: $230–540

252 weekly connecting flights

STL - DSM Every day
Southwest

from $288

Typical price: $220–510

186 weekly connecting flights

STL - DSM Every day
Frontier

from $211

Typical price: $195–660

9 weekly connecting flights

STL - DSM Every Wed, Thu, Sat, Sun

Popular airports near St. Louis

St. Louis Lambert International Airport (STL)

St. Louis United States 21 min 12 mi
General Wayne A. Downing Peoria International Airport (PIA)

Peoria United States 2 hr 36 min 143 mi
Columbia Regional Airport (COU)

Columbia United States 2 hr 8 min 109 mi
Indianapolis International Airport (IND)

Indianapolis United States 3 hr 30 min 222 mi

Popular airports near Des Moines

Des Moines International Airport (DSM)

Des Moines United States 16 min 4 mi
Kansas City International Airport (MCI)

Kansas City United States 2 hr 57 min 168 mi
Eppley Airfield (OMA)

Omaha United States 2 hr 9 min 119 mi
Eastern Iowa Airport (CID)

Cedar Rapids United States 1 hr 52 min 100 mi

Frequently asked questions about flying from St. Louis to Des Moines

The cheapest flights from St. Louis to Des Moines are usually in September. Typical ticket prices in September range from $110 to $360.

The cheapest round-trip flight from St. Louis to Des Moines recently found on Google Flights was with Frontier from $211. The cheapest one-way flight was with Frontier from $96.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest American flight from St. Louis to Des Moines is $288, flying from May 28 to Jun 3.
The cheapest United flight from St. Louis to Des Moines is $288, flying from May 28 to Jun 3.
The cheapest Delta flight from St. Louis to Des Moines is $288, flying from May 28 to Jun 3.
The cheapest Southwest flight from St. Louis to Des Moines is $288, flying from May 28 to Jun 3.
The cheapest Frontier flight from St. Louis to Des Moines is $211, flying from May 28 to Jun 3.

The cheapest round-trip flight from St. Louis to Des Moines starts at $211 from Thu, May 28 to Wed, Jun 3. The cheapest one-way flight starts at $96 and departs on Tue, Jun 2.

3 hr 18 min is the shortest flight time from St. Louis to Des Moines.

Late spring to summer (May–Aug), when days are warm, is a popular time to visit. It’s typically cold Nov–Mar, with temperatures sometimes dropping below freezing. The Iowa State Fair (Aug) draws thousands of people each year, for live music, thrill rides and agricultural displays.

It's easy to use Google Flights to find the cheapest days to fly from St. Louis to Des Moines.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from St. Louis to Des Moines really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from St. Louis to Des Moines.

In terms of flights, American is the most popular. American offers 404 connecting flights per week. American flies from St. Louis Lambert International Airport (STL) to Des Moines International Airport (DSM) .

Other popular airlines flying from St. Louis to Des Moines are:

United offers 306 connecting flights per week. United flies from St. Louis Lambert International Airport (STL) to Des Moines International Airport (DSM) .
Delta offers 252 connecting flights per week. Delta flies from St. Louis Lambert International Airport (STL) to Des Moines International Airport (DSM) .
Southwest offers 186 connecting flights per week. Southwest flies from St. Louis Lambert International Airport (STL) to Des Moines International Airport (DSM) .
Frontier offers 9 connecting flights per week. Frontier flies from St. Louis Lambert International Airport (STL) to Des Moines International Airport (DSM) .

The number of connecting flights refers to distinct flights with at least one stop between St. Louis and Des Moines.

The cheapest round-trip flight from St. Louis to Des Moines recently found on Google Flights was with Frontier from $211. The cheapest one-way flight was with Frontier from $96.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest American flight from St. Louis to Des Moines is $288, flying from May 28 to Jun 3.
The cheapest United flight from St. Louis to Des Moines is $288, flying from May 28 to Jun 3.
The cheapest Delta flight from St. Louis to Des Moines is $288, flying from May 28 to Jun 3.
The cheapest Southwest flight from St. Louis to Des Moines is $288, flying from May 28 to Jun 3.
The cheapest Frontier flight from St. Louis to Des Moines is $211, flying from May 28 to Jun 3.

No airline flies direct from St. Louis to Des Moines.

There are 404 American connecting flights from St. Louis to Des Moines per week. Flights are available every day.
There are 306 United connecting flights from St. Louis to Des Moines per week. Flights are available every day.
There are 252 Delta connecting flights from St. Louis to Des Moines per week. Flights are available every day.
There are 186 Southwest connecting flights from St. Louis to Des Moines per week. Flights are available every day.
There are 9 Frontier connecting flights from St. Louis to Des Moines per week. Flights are available on Wednesday, Thursday, Saturday and Sunday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between St. Louis and Des Moines at price $262 is offered by Frontier from Thu, May 7 to Mon, May 11.

No airline flies direct from St. Louis to Des Moines.

There are 404 American connecting flights from St. Louis to Des Moines per week. Flights are available every day.
There are 306 United connecting flights from St. Louis to Des Moines per week. Flights are available every day.
There are 252 Delta connecting flights from St. Louis to Des Moines per week. Flights are available every day.
There are 186 Southwest connecting flights from St. Louis to Des Moines per week. Flights are available every day.
There are 9 Frontier connecting flights from St. Louis to Des Moines per week. Flights are available on Wednesday, Thursday, Saturday and Sunday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are no direct flights from St. Louis to Des Moines.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from St. Louis to Des Moines, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between St. Louis and Des Moines start at $470 from Thu, May 28 to Sat, Jun 6 with American.

The cheapest economy class round-trip flights between St. Louis and Des Moines start at $211 from Thu, May 28 to Wed, Jun 3.

To book business class trips from St. Louis to Des Moines, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between St. Louis and Des Moines starts at $262 from Thu, May 7 to Mon, May 11 with Frontier.

The cheapest last-minute deal between St. Louis and Des Moines at price $262 is offered by Frontier from Thu, May 7 to Mon, May 11.

To find last-minute flight deals from St. Louis to Des Moines, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.