$64 Cheap Flights from Kansas City (MCI) to Denver (DEN)

View $64 flight on Wed, Aug 13, 2025Opens in a new window

Popular airlines from Kansas City International Airport (MCI) to Denver Intl. Airport (DEN)

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Cheap Flights from Kansas City to Denver (MCI-DEN)

Prices were available within the past 7 days and start at $64 for one-way flights and $108 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Aug 6 - Wed, Aug 13
MCI
Kansas City
DEN
Denver
$108 Roundtrip, found 8 hours ago
$108
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Wed, Aug 6 from Kansas City to Denver, returning Wed, Aug 13, priced at $108 found 8 hours ago
Frontier Airlines
Thu, Sep 18 - Mon, Sep 22
MCI
Kansas City
DEN
Denver
$110 Roundtrip, found 4 hours ago
$110
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Thu, Sep 18 from Kansas City to Denver, returning Mon, Sep 22, priced at $110 found 4 hours ago
Frontier Airlines
Wed, Aug 13 - Mon, Aug 18
MCI
Kansas City
DEN
Denver
$115 Roundtrip, found 4 hours ago
$115
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Wed, Aug 13 from Kansas City to Denver, returning Mon, Aug 18, priced at $115 found 4 hours ago
Frontier Airlines
Fri, Aug 15 - Mon, Aug 18
MCI
Kansas City
DEN
Denver
$117 Roundtrip, found 2 hours ago
$117
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Fri, Aug 15 from Kansas City to Denver, returning Mon, Aug 18, priced at $117 found 2 hours ago
Frontier Airlines
Wed, Aug 13 - Fri, Aug 22
MCI
Kansas City
DEN
Denver
$118 Roundtrip, found 5 hours ago
$118
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Wed, Aug 13 from Kansas City to Denver, returning Fri, Aug 22, priced at $118 found 5 hours ago
Frontier Airlines
Wed, Aug 13 - Fri, Aug 22
MCI
Kansas City
DEN
Denver
$119 Roundtrip, found 5 hours ago
$119
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Wed, Aug 13 from Kansas City to Denver, returning Fri, Aug 22, priced at $119 found 5 hours ago
Southwest Airlines
Wed, Sep 3 - Thu, Sep 4
MCI
Kansas City
DEN
Denver
$141 Roundtrip, found 8 hours ago
$141
Roundtrip
found 8 hours ago
Select Southwest Airlines flight, departing Wed, Sep 3 from Kansas City to Denver, returning Thu, Sep 4, priced at $141 found 8 hours ago
American Airlines
Sat, Sep 6 - Thu, Sep 11
MCI
Kansas City
DEN
Denver
$151 Roundtrip, found 14 hours ago
$151
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Sat, Sep 6 from Kansas City to Denver, returning Thu, Sep 11, priced at $151 found 14 hours ago
United
Sat, Aug 16 - Sat, Aug 23
MCI
Kansas City
DEN
Denver
$157 Roundtrip, found 2 hours ago
$157
Roundtrip
found 2 hours ago
Select United flight, departing Sat, Aug 16 from Kansas City to Denver, returning Sat, Aug 23, priced at $157 found 2 hours ago
Delta
Sat, Sep 20 - Tue, Sep 30
MCI
Kansas City
DEN
Denver
$197 Roundtrip, found 3 hours ago
$197
Roundtrip
found 3 hours ago
Select Delta flight, departing Sat, Sep 20 from Kansas City to Denver, returning Tue, Sep 30, priced at $197 found 3 hours ago

Find the cheapest month to fly from Kansas City (MCI) to Denver (DEN)

September is typically the cheapest month to fly

From $48 - $128 per traveler.

Graph displaying average flight prices per month

Alternative airports near Denver

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

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $212
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $212
0
Flights from Kansas City (MCI) to Denver (DEN)
Origin airport
Kansas City Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$108
Distance
531 mi

Kansas City to Denver Flights

The cheapest times to fly from Kansas City to Denver

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

 

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

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

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 Denver in 2025. You can also book with separate airlines for your outbound and return journeys, from $64 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 Denver 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 Denver 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 Denver Intl. Airport (DEN) cost?
Snag cheap return flights starting at $108 from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving MCI on August 6 2025 and touching down at DEN. The price was last updated on July 19 2025 and has not changed since.
What is the cheapest month to fly from MCI to DEN?
The cheapest flights from MCI to DEN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN)?
Take the express route to Denver Intl. Airport (DEN). 3 carriers operate nonstop flights from Kansas City Intl. Airport (MCI), including:

  • Southwest Airlines
  • United Airlines
  • Frontier Airlines

What is the cheapest airline that flies from MCI to DEN?
Book a flight from MCI to DEN with Frontier Airlines. This carrier currently has the cheapest one-way ticket for this route, starting from $64. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from MCI on August 13 2025. Prices were last updated on July 19 2025 and have not changed since.
How many flights per day from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN)?
With, on average, 9 nonstop flights departing from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN) every day, you'll be on your way in no time.
What are the most popular departure times for flights from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN)?
The 5 AM departures from MCI to DEN are typically the busiest. Greater demand means you'll likely pay more for these departures. If you're looking to save, choose a less crowded time to fly.
What day of the week has the most flights from MCI to DEN?
Fly on a Friday if you're searching for the best choice of flights from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN).
What is the earliest flight from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN)?
Catch the earliest flight at around 5:45AM UTC-6, heading out of Kansas City Intl. Airport (MCI). You'll be flying for around 2h 17m, touching down at Denver Intl. Airport (DEN) at approximately 7:02AM UTC-7.
How long does it take to fly from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN)?
Flights from MCI to DEN have an average travel time of 2 hours and 3 minutes. The distance between these two airports is 530 mi.
What airline has the least delays from MCI to DEN?
United Airlines has the best track record for on-time direct flights from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN), with an on-time score of 81%. Use the Expedia App to check your flight status before you head off and receive notifications about any trip changes.
What is the best time to fly from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN)?
To land at Denver Intl. Airport (DEN) on schedule, pick a flight that leaves from 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.
What airports do you fly into for Denver from Kansas City Intl. Airport (MCI)?
Explore your flight options from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN). This is the only Denver airport you can jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Kansas City Intl. Airport (MCI) to Denver Intl. Airport (DEN) last-minute?
Booking your flight from MCI to DEN shortly before your getaway is typically more expensive. But if there's some wiggle room with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a MCI to DEN flight and hotel package?
Booking a MCI to DEN flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our impressive range of hotels and then add car rentals, activities and flights 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 Denver Intl. Airport (DEN)?
It's generally possible to reschedule or cancel your MCI to DEN flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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