Cheap flights from Kansas City (MCI)

Missouri's main airport with a brand-new single terminal

Kansas City International sits about 24 km northwest of downtown Kansas City and replaced its trio of legacy terminals with a single new building in 2023. Southwest is the largest carrier, joined by Delta, American, United, Spirit, Frontier and Alaska. The airport focuses on domestic routes across the U.S., with limited international service to Mexico and Canada.

Why search this airport on Flightmussy

Airlines flying from Kansas City (MCI)

Major carriers: Southwest, Delta, American, United, Alaska Airlines. Low-cost carriers: Southwest, Spirit, Frontier.

Popular destinations from Kansas City (MCI)

Frequently asked questions

What is the cheapest month to fly from Kansas City?
January, February and the first three weeks of September consistently produce the lowest-fare windows out of MCI. Flightmussy's 12-month fare heatmap pinpoints the exact week within each month and helps spot the dip between holiday peaks where Southwest tends to release its lowest tier.
Which airlines fly out of MCI?
Southwest is the dominant operator, with Delta, American, United, Alaska, Spirit and Frontier running significant schedules. Air Canada and Aeromexico add limited international coverage. Flightmussy lists every airline in a single search without hiding low-cost fares behind extra filters.
How far is MCI from downtown Kansas City?
MCI sits roughly 24 km northwest of downtown Kansas City. The new KCI 229 bus connects the terminal directly to downtown for a few dollars, and taxis or ride-shares typically cover the trip in 25-35 minutes outside rush hour.
What is the IATA code for Kansas City?
Kansas City's main commercial airport uses the code MCI - the historical reference to the former Mid-Continent International name. Flightmussy accepts MCI directly, and the heatmap covers every published Southwest, Delta and American route from the new single terminal.

Other airports in United States

About Flightmussy

Flightmussy is a free flight meta-search built by one person in Oslo. No signup, no ads, no tracking, no email capture. Compare fares across airlines and see 12 months of prices at a glance — including low-cost carriers Google Flights often deprioritises (Widerøe, Wizz Air, Norwegian, Ryanair). Pay with a card at the airline, or use the Crypto button on any result to check out in BTC, ETH, USDT, BNB or AVA via Travala.

Popular routes from Oslo

Popular routes from Stockholm, Copenhagen and Helsinki

Popular routes from other European hubs

Browse by origin

Read the blog →