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

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Frequently asked questions

How much is a flight from STL to DSM?
Round-trip flights from Lambert Field to Des Moines Intl. Airport start from . This is based on fares available within the last 7 days on Expedia for flights departing within the next year — book today so you don’t miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from St. Louis Lambert International Airport to DSM?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to Des Moines Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for St. Louis Lambert International Airport to Des Moines Intl. Airport (DSM) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from St. Louis Lambert International Airport to Des Moines Intl. Airport (DSM)?
With a flight distance of 420 kilometers, it’s just a short hop from STL to DSM. It might be a quick journey, but it’s still worth bringing along a good book to read.
Which airlines fly direct from St. Louis Lambert International Airport to Des Moines Intl. Airport?
Southwest Airlines (WN) will take you from Lambert-St. Louis Intl. Airport (STL) to Des Moines Intl. Airport safely and reliably. Take your pick of 56 direct flights every month along this route.
Are St. Louis Lambert International Airport to DSM flight tickets cheaper when they're purchased at the last minute?
Tickets from STL to Des Moines Intl. Airport (DSM) are available up to a year before departure on Expedia. And although you may nab a fantastic last-minute deal, it’s never something you can count on. Also, booking your flights ahead of time means you’ll have more choices — and you can avoid getting stuck in the dreaded middle seat! We frequently update our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.
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