$189 Cheap Flights from Kansas City (MCI) to Marion (MWA)

View $189 flight on Fri, Oct 31, 2025Opens in a new window

Popular airlines from Kansas City International Airport (MCI) to Marion, IL (MWA-Williamson County Regional)

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Cheap Flights from Kansas City to Marion (MCI-MWA)

Prices were available within the past 7 days and start at $189 for one-way flights and $302 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Oct 21 - Tue, Oct 28
MCI
Kansas City
MWA
Marion
$302 Roundtrip, found 2 days ago
$302
Roundtrip
found 2 days ago
Select United flight, departing Tue, Oct 21 from Kansas City to Marion, returning Tue, Oct 28, priced at $302 found 2 days ago
United
Tue, Dec 16 - Wed, Dec 24
MCI
Kansas City
MWA
Marion
$340 Roundtrip, found 13 hours ago
$340
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Dec 16 from Kansas City to Marion, returning Wed, Dec 24, priced at $340 found 13 hours ago
American Airlines
Tue, Oct 21 - Tue, Oct 28
MCI
Kansas City
MWA
Marion
$345 Roundtrip, found 2 days ago
$345
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Oct 21 from Kansas City to Marion, returning Tue, Oct 28, priced at $345 found 2 days ago
United
Sun, Dec 21 - Wed, Dec 24
MCI
Kansas City
MWA
Marion
$350 Roundtrip, found 13 hours ago
$350
Roundtrip
found 13 hours ago
Select United flight, departing Sun, Dec 21 from Kansas City to Marion, returning Wed, Dec 24, priced at $350 found 13 hours ago
United
Fri, Oct 17 - Sat, Nov 1
MCI
Kansas City
MWA
Marion
$360 Roundtrip, found 2 days ago
$360
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 17 from Kansas City to Marion, returning Sat, Nov 1, priced at $360 found 2 days ago
United
Fri, Oct 17 - Fri, Nov 7
MCI
Kansas City
MWA
Marion
$370 Roundtrip, found 2 days ago
$370
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 17 from Kansas City to Marion, returning Fri, Nov 7, priced at $370 found 2 days ago
United
Tue, Dec 16 - Thu, Dec 25
MCI
Kansas City
MWA
Marion
$388 Roundtrip, found 13 hours ago
$388
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Dec 16 from Kansas City to Marion, returning Thu, Dec 25, priced at $388 found 13 hours ago
American Airlines
Tue, Oct 21 - Tue, Oct 28
MCI
Kansas City
MWA
Marion
$394 Roundtrip, found 2 days ago
$394
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Oct 21 from Kansas City to Marion, returning Tue, Oct 28, priced at $394 found 2 days ago
United
Thu, Nov 6 - Thu, Nov 27
MCI
Kansas City
MWA
Marion
$397 Roundtrip, found 2 days ago
$397
Roundtrip
found 2 days ago
Select United flight, departing Thu, Nov 6 from Kansas City to Marion, returning Thu, Nov 27, priced at $397 found 2 days ago
United
Sun, Dec 21 - Thu, Dec 25
MCI
Kansas City
MWA
Marion
$398 Roundtrip, found 13 hours ago
$398
Roundtrip
found 13 hours ago
Select United flight, departing Sun, Dec 21 from Kansas City to Marion, returning Thu, Dec 25, priced at $398 found 13 hours ago

Alternative airports near Marion

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Williamson County Regional MWA. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $485
MWA
Williamson County Regional
CheapestClosest
Average driving time to city center8 min
Flights from $485
Flights from Kansas City (MCI) to Marion (MWA)
Origin airport
Kansas City Intl.
Destination airport
Williamson County Regional
Roundtrip price
$302
Distance
326 mi

Kansas City to Marion Flights

The cheapest times to fly from Kansas City to Marion

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 Marion are during the month of October. You can find some of the cheapest flights from Kansas City to Marion with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kansas City to Marion

Sunday is one of the best days to book for cheap flights from Kansas City to Marion: 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 Marion

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 Marion in 2025. You can also book with separate airlines for your outbound and return journeys, from $189 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 Marion 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 Marion 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.

 

Frequently asked questions

How much does a flight from Kansas City Intl. Airport (MCI) to Williamson County Regional Airport (MWA) cost?
Get a cheap one-way flight from $189 or cheap return flight from $302 from Kansas City Intl. Airport (MCI) to Williamson County Regional Airport (MWA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Kansas City Intl. Airport (MCI) to Williamson County Regional Airport (MWA)?
October is the least expensive month to fly from MCI to MWA. Timing your trip outside of the busy season is often the key to finding better fares.
What is the cheapest airline that flies from Kansas City Intl. Airport (MCI) to Williamson County Regional Airport (MWA)?
To find the cheapest airline that'll fly you from MCI to MWA, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Kansas City Intl. Airport (MCI) to Williamson County Regional Airport (MWA)?
Nonstop flights from Kansas City Intl. Airport (MCI) to Williamson County Regional Airport (MWA) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MCI to MWA?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*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 Williamson County Regional Airport (MWA)?
Book a flight from Kansas City Intl. Airport (MCI) to Williamson County Regional Airport (MWA) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**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 Williamson County Regional Airport (MWA) last-minute?
Booking your plane ticket from MCI to MWA just before your journey is generally more expensive. However, if you're flexible with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a MCI to MWA flight and hotel package?
Compared with arranging flights and hotels separately, booking a MCI to MWA flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of planning your trip. Just secure your flights and choose from our extensive range of stays, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Kansas City Intl. Airport (MCI) to Williamson County Regional Airport (MWA)?
Typically, it's possible to reschedule or cancel your MCI to MWA flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.