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$36+ Cheap flights from Missouri to Denver (DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DEN
dic. 17 — dic. 241
mié. 12/17
mié. 12/24
1 adult, Economy
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Find flight deals from Missouri to Denver

Cheapest flights from Missouri to Denver
Explore the most affordable flight options available from Missouri to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 17, 2025.

This Frontier deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/248:45 pmMCI - DEN
Nonstop2h 04mFrontier
mié. 12/315:09 pmDEN - MCI
Nonstop1h 41mFrontier
Deal found 11/17$75
This Frontier deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/48:09 pmMCI - DEN
Nonstop2h 04mFrontier
lun. 12/85:09 pmDEN - MCI
Nonstop1h 41mFrontier
Deal found 11/17$78
This Super.com deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/33:30 pmSTL - DEN
1 stop8h 34mFrontier
sáb. 12/67:05 amDEN - STL
Nonstop2h 09mFrontier
Deal found 11/17$79
This CheapOair deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/122:48 pmMCI - DEN
Nonstop2h 03mFrontier
dom. 12/145:09 pmDEN - MCI
Nonstop1h 41mFrontier
Deal found 11/17$79
This Cheapflightsfares deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/107:43 pmSTL - DEN
Nonstop2h 32mFrontier
lun. 12/156:31 pmDEN - STL
1 stop27h 02mFrontier
Deal found 11/15$80
This Kiwi.com deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/57:43 pmSTL - DEN
Nonstop2h 32mFrontier
sáb. 12/67:05 amDEN - STL
Nonstop2h 09mFrontier
Deal found 11/16$81
This Mytrip deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/122:48 pmMCI - DEN
Nonstop2h 03mFrontier
lun. 12/155:09 pmDEN - MCI
Nonstop1h 41mFrontier
Deal found 11/16$81
This Booking.com deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/158:45 pmMCI - DEN
Nonstop2h 04mFrontier
dom. 12/215:10 pmDEN - MCI
Nonstop1h 41mFrontier
Deal found 11/16$83
This Super.com deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/318:45 pmMCI - DEN
Nonstop2h 04mFrontier
sáb. 1/35:10 pmDEN - MCI
Nonstop1h 41mFrontier
Deal found 11/16$85
This Priceline deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/318:45 pmMCI - DEN
Nonstop2h 04mFrontier
vie. 1/25:09 pmDEN - MCI
Nonstop1h 41mFrontier
Deal found 11/17$87
This Frontier deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/37:43 pmSTL - DEN
Nonstop2h 32mFrontier
lun. 12/89:34 amDEN - STL
1 stop11h 59mFrontier
Deal found 11/14$88
This CheapOair deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/158:45 pmMCI - DEN
Nonstop2h 04mFrontier
mié. 12/179:44 pmDEN - MCI
1 stop12h 14mFrontier
Deal found 11/16$88

Cheap flight deals from Missouri to Denver

Keep the following information in mind while searching for Missouri to Denver flight deals. Data was last updated noviembre 17, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$74
(Super.com)

One-way from

$36
(Priceline)

Popular in

March

Cheapest in

October

Average price

$196

Good round-trip deal

$171 or less

Good one-way deal

$101 or less
Provider with most accurate pricing for Lambert-St Louis-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Denver Intl flights.
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From Missouri to Denver Intl
Search Deals
One-way flight from Missouri to Denver Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Missouri to Denver Intl.
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Price to beat on a one-way flight from Missouri to Denver Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated noviembre 17, 2025.
Use the filters below to find and compare flights from Missouri to Denver that are best for you.

Fly from

Missouri

Fly to

Denver

Route

Depart

Return

Price

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

vie. 12/19

8:45 pm-9:49 pm

Nonstop2h 04m

Denver Intl

dom. 12/21

5:10 pm-7:51 pm

Nonstop1h 41m

$105

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

lun. 12/8

8:45 pm-9:49 pm

Nonstop2h 04m

Denver Intl

jue. 12/11

4:35 pm-7:14 pm

Nonstop1h 39m

$109

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

vie. 12/19

8:45 pm-9:49 pm

Nonstop2h 04m

Denver Intl

mar. 12/23

5:09 pm-7:50 pm

Nonstop1h 41m

$146

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

lun. 12/8

6:30 am-3:58 am

1 stop22h 28m

Denver Intl

jue. 12/11

4:35 pm-7:14 pm

Nonstop1h 39m

$155

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

sáb. 1/24

6:40 am-11:51 am

1 stop6h 11m

Denver Intl

dom. 1/25

12:30 am-8:53 am

1 stop7h 23m

$182

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

vie. 1/30

3:31 pm-8:05 pm

1 stop5h 34m

Denver Intl

jue. 2/5

12:30 am-8:53 am

1 stop7h 23m

$187

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

dom. 2/8

6:15 am-10:31 am

1 stop5h 16m

Denver Intl

sáb. 2/14

5:49 pm-11:28 pm

1 stop4h 39m

$187

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

mar. 12/16

4:30 pm-5:55 pm

Nonstop2h 25m

Denver Intl

mié. 12/17

8:15 am-11:20 am

Nonstop2h 05m

$197

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

mar. 12/16

6:30 am-10:29 pm

1 stop16h 59m

Denver Intl

mar. 12/23

5:09 pm-7:50 pm

Nonstop1h 41m

$198

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

vie. 1/9

6:00 pm-7:38 pm

Nonstop2h 38m

Denver Intl

vie. 1/16

5:50 pm-8:58 pm

Nonstop2h 08m

$202

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/16

Showing 1-10 of 60 results
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Best time to book a flight from Missouri to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Denver

What is the cheapest month to book a flight from Missouri to Denver?

Currently, February is the cheapest month in which you can book a flight from Missouri to Denver (average of $29). Flying from Missouri to Denver in July is currently the most expensive (average of $104). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MO to DEN?

Find hourly flight availability from Missouri to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Missouri to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 45% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Missouri to Denver?

Use this chart to determine the cheapest time to fly round-trip from Missouri to Denver. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Missouri to Denver flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Missouri to Denver

Explore weekly flight availability from Missouri to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated noviembre 17, 2025.

The most flights from USMO to DEN are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Related info for your journey

Find useful and relevant information for your journey from Missouri to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Denver from Missouri?

    Denver Intl (DEN), located 18.5 mi from the city center, is the airport you fly into when you book flights from Missouri to Denver.

  • How popular is this Missouri to Denver flight route?

    Flights from Missouri to Denver Intl have been viewed 183 times in the past calendar month.

  • How long is the flight from Missouri to Denver?

    For as low as $105, Frontier can have you in Denver from Missouri in 2h 04m. Airlines will cover a distance of 531 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Missouri to Denver one-way?

    One-way options have recently been found by users for as low as $43 on Frontier. Other airlines that offer cheap prices include United Airlines from $89 and American Airlines from $94 one-way.

  • What are the most popular routes from Missouri to Denver?

    The most popular flight routes from Missouri to Denver are Kansas City - Denver Intl, Lambert-St Louis - Denver Intl and Springfield-Branson - Denver Intl.

  • What are the most reliable airlines from Missouri to Denver?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Missouri to Denver on time: SkyWest Airlines (100%), Frontier (88%), Air Canada (85%).

  • What are the cheapest flights from Missouri to Denver?

    Looking at all options, your cheapest flight can be booked for $44. While the most popular route (Kansas City - Denver Intl) can be booked for $121 on average, our data indicates $717 when flying from Missouri to Denver.

  • Can I find deals for flights from Missouri to Denver that include hotel bookings?

    Yes. In addition to deals on Missouri to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Denver.

  • Can I find deals for business class flights from Missouri to Denver?

    Yes. Cheapflights offers flight deals from Missouri to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to Denver?

    Currently, February is the cheapest month in which you can book a flight from Missouri to Denver (average of $29). Flying from Missouri to Denver in July is currently the most expensive (average of $104). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Black Hawk
Westminster
Broomfield
Lakewood
Golden
Winter Park
Greeley
Lone Tree
Cripple Creek
Thornton
Silverthorne
Wheat Ridge
Central City
Manitou Springs
Fort Morgan
Brighton
Longmont
Idaho Springs
Parker
Sterling

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Alternative routes for Missouri to Denver

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Missouri to Denver

Discover the top 5 airlines that operate flights from Missouri to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated noviembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$47Average$131FlexibilityNo cancel feeOn-time62%
DeltaCheapest$108Average$252FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$133Average$300FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$145Average$263FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$157Average$332FlexibilityNo cancel feeOn-time71%

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