Cheap Flights from Kansas City (MCI) to St. Marys (KSM)

Popular airlines from Kansas City International Airport (MCI) to St. Marys, AK (KSM)

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Frequently asked questions

How much does a flight from Kansas City Intl. Airport (MCI) to St. Marys Airport (KSM) cost?
Snag a cheap one-way flight or cheap return flight from Kansas City Intl. Airport (MCI) to St. Marys Airport (KSM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Kansas City Intl. Airport (MCI) to St. Marys Airport (KSM)?
is the most affordable month to fly from MCI to KSM. Planning your trip for the off-season is often the key to scoring lower fares.
What is the cheapest airline that flies from Kansas City Intl. Airport (MCI) to St. Marys Airport (KSM)?
To find the cheapest airline flying from MCI to KSM, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Kansas City Intl. Airport (MCI) to St. Marys Airport (KSM)?
Direct flights from Kansas City Intl. Airport (MCI) to St. Marys Airport (KSM) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MCI to KSM?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kansas City Intl. Airport (MCI) to St. Marys Airport (KSM)?
To land at St. Marys Airport (KSM) without delays, pick a flight that leaves Kansas City Intl. Airport (MCI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Kansas City Intl. Airport (MCI) to St. Marys Airport (KSM) last-minute?
Holding off until right before your break to book a ticket from MCI to KSM generally means paying more. While you may find some last-minute offers, there's no guarantee. Keep your travel schedule open to maximize your chances of landing a bargain.
Is it cheaper to book a MCI to KSM flight and hotel package?
Booking a MCI to KSM flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our extensive range of accommodations and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kansas City Intl. Airport (MCI) to St. Marys Airport (KSM)?
In most cases, you can cancel or reschedule your MCI to KSM flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further information, go to our Customer Service portal.

Travel information

Origin airport
Kansas City Intl.
Destination airport
St. Marys
Distance
3191 mi

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Kansas City to St. Marys Flights

The cheapest times to fly from Kansas City to St. Marys

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kansas City to St. Marys are during the month of . You can find some of the cheapest flights from Kansas City to St. Marys with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kansas City to St. Marys

Sunday is one of the best days to book for cheap flights from Kansas City to St. Marys: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kansas City to St. Marys

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kansas City to St. Marys in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kansas City to St. Marys flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kansas City to St. Marys airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Kansas City to St. Marys Flights

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