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

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Frequently asked questions

How much is a flight from Des Moines Intl. Airport (DSM) to St. Louis Lambert International Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from Des Moines Intl. Airport to STL was . Cheap fares don’t last forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Des Moines Intl. Airport to St. Louis Lambert International Airport?
Most flights can be cancelled online, but every air carrier has different terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from DSM to Lambert Field 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 Des Moines Intl. Airport (DSM) to Lambert-St. Louis Intl. Airport (STL) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Des Moines Intl. Airport to STL?
That new movie you’ve been desperate to see will have to wait — the flight distance between Des Moines Intl. Airport (DSM) and STL (STL) is only 420 kilometres. The captain will be asking you to buckle up for landing before you know it.
Which airlines fly direct from Des Moines Intl. Airport (DSM) to St. Louis Lambert International Airport?
If you’d like to fly straight from Des Moines Intl. Airport to Lambert Field, Southwest Airlines (WN) is a top option. It operates 56 flights each month between Des Moines and St. Louis.
Are Des Moines Intl. Airport to St. Louis Lambert International Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Des Moines Intl. Airport (DSM) to STL last minute could be your ticket to a great deal. However, it could end up costing a great deal more! If you’d prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred air carrier hasn’t released tickets yet, check back frequently as deals are updated all the time on Expedia.
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