Cheap Flights from St. Louis (CPS) to Mount Vernon (MVN)

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Frequently asked questions

Is it cheaper to buy a plane ticket from St. Louis Downtown Airport (CPS) to MVN last minute?
Being a spontaneous soul is a fabulous way to travel the globe, but it's not always the best way to pick up a cheap fare. It's better to book your CPS to MVN journey well ahead of time instead of leaving it till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Save all that spontaneity for when you're discovering MVN!
What airports do you fly into for Mount Vernon from East St. Louis?
From East St. Louis, you can fly into Mount Vernon via Mount Vernon, IL (MVN-Mount Vernon Outland), Williamson County Regional Airport (MWA) and Carbondale, IL (MDH-Southern Illinois). Determine which airport is right for you before making your decision. If you go with Mount Vernon, IL (MVN-Mount Vernon Outland), it's around 5 kilometers east of downtown. Use the money you save when booking your fare with Expedia to uncover the city's well-known attractions, such as Jefferson County Fairgrounds and King City Square Shopping Center.
Can I change the date of my flight from St. Louis Downtown Airport to MVN?
It's easy to make amendments to your CPS to MVN journey yourself. Access your itinerary via the Expedia Trips portal and click on "change flight." Browse around for new flights and lock in the one that better suits your plans. You'll see an estimate of applicable flight change costs. You can also find your way to our Customer Service portal to connect with our Virtual Agent and get answers to all your questions.

Travel information

Origin airport
St. Louis Downtown
Destination airport
Mount Vernon Outland
Distance
116 km