HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$28+ 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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DEN
feb. 20 — feb. 271
vie. 2/20
vie. 2/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missouri to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 enero 21, 2026.

This Frontier deal was found by Cheapflights users on 1/18. 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.
lun. 2/238:33 pm
MCI
-
DEN
Nonstop2h 06m
Frontier
mié. 2/251:00 pm
DEN
-
MCI
Nonstop1h 44m
Frontier
Deal found 1/18$61
This Frontier deal was found by Cheapflights users on 1/20. 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.
sáb. 3/78:40 pm
MCI
-
DEN
Nonstop2h 06m
Frontier
lun. 3/95:14 pm
DEN
-
MCI
Nonstop1h 41m
Frontier
Deal found 1/20$62
This Super.com deal was found by Cheapflights users on 1/20. 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.
jue. 2/269:24 pm
MCI
-
DEN
Nonstop2h 10m
Frontier
vie. 2/275:07 pm
DEN
-
MCI
Nonstop1h 41m
Frontier
Deal found 1/20$65
This Frontier deal was found by Cheapflights users on 1/19. 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. 2/198:28 pm
MCI
-
DEN
Nonstop2h 06m
Frontier
jue. 2/265:48 pm
DEN
-
MCI
Nonstop1h 41m
Frontier
Deal found 1/19$66
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
mié. 2/184:51 pm
STL
-
DEN
Nonstop2h 34m
Frontier
mié. 2/2512:48 pm
DEN
-
STL
Nonstop2h 05m
Frontier
Deal found 1/19$71
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
dom. 2/88:41 pm
MCI
-
DEN
Nonstop2h 06m
Frontier
sáb. 2/145:05 pm
DEN
-
MCI
Nonstop1h 41m
Frontier
Deal found 1/20$72
This deal was found by Cheapflights users on 1/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/278:33 pm
MCI
-
DEN
Nonstop2h 06m
Frontier
sáb. 2/285:05 pm
DEN
-
MCI
Nonstop1h 41m
Frontier
Deal found 1/21$73
This Frontier deal was found by Cheapflights users on 1/21. 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. 2/113:28 pm
STL
-
DEN
Nonstop2h 37m
Frontier
vie. 2/2010:01 am
DEN
-
STL
Nonstop2h 08m
Frontier
Deal found 1/21$77
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/181:50 pm
MCI
-
DEN
Nonstop1h 55m
United Airlines
mié. 2/258:25 pm
DEN
-
MCI
Nonstop1h 52m
United Airlines
Deal found 1/21$77
This Frontier deal was found by Cheapflights users on 1/18. 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. 2/184:39 pm
MCI
-
DEN
Nonstop2h 07m
Frontier
mié. 2/251:00 pm
DEN
-
MCI
Nonstop1h 44m
Frontier
Deal found 1/18$79
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
dom. 2/221:44 pm
MCI
-
DEN
Nonstop2h 05m
Frontier
sáb. 2/285:05 pm
DEN
-
MCI
Nonstop1h 41m
Frontier
Deal found 1/21$80
This CheapOair deal was found by Cheapflights users on 1/21. 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.
jue. 2/198:28 pm
MCI
-
DEN
Nonstop2h 06m
Frontier
mié. 2/251:00 pm
DEN
-
MCI
Nonstop1h 44m
Frontier
Deal found 1/21$81

Find flight deals from Missouri to Denver

Keep the following information in mind while searching for Missouri to Denver flight deals. Data was last updated enero 21, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$61
(Frontier)

One-way from

$28
(Expedia)

Popular in

March

Cheapest in

October

Average price

$181

Good round-trip deal

$211 or less

Good one-way deal

$142 or less
Provider with most accurate pricing for Lambert-St Louis-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Denver Intl flights.
Search Deals
From Missouri to Denver Intl
Search Deals
One-way flight from Missouri to Denver Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($23 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 January 2026
Search Deals
Price to beat on a round-trip flight from Missouri to Denver Intl.
Search Deals
Price to beat on a one-way flight from Missouri to Denver Intl.
Search Deals

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 enero 21, 2026.
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

mié. 2/18

5:25 pm-9:40 pm

1 stop5h 15m

Denver Intl

mié. 3/4

6:45 am-2:35 pm

1 stop6h 50m

$97

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

jue. 2/26

9:24 pm-10:34 pm

Nonstop2h 10m

Denver Intl

dom. 3/1

12:59 am-9:53 am

1 stop7h 54m

$113

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

mar. 2/17

5:25 pm-6:25 pm

Nonstop2h 00m

Denver Intl

mar. 2/24

8:25 pm-11:17 pm

Nonstop1h 52m

$126

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

mar. 3/3

6:50 am-7:50 am

Nonstop2h 00m

Denver Intl

dom. 3/8

7:35 am-10:10 am

Nonstop1h 35m

$127

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

sáb. 4/25

5:10 pm-10:15 pm

1 stop6h 05m

Denver Intl

mié. 4/29

6:05 am-8:40 am

Nonstop1h 35m

$137

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

mié. 3/18

7:35 pm-10:55 pm

1 stop4h 20m

Denver Intl

lun. 3/30

6:35 pm-12:55 am

1 stop5h 20m

$147

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

mié. 3/4

6:00 am-10:40 am

1 stop5h 40m

Denver Intl

sáb. 3/7

6:50 pm-1:50 am

1 stop6h 00m

$147

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

vie. 5/8

5:55 pm-6:50 pm

Nonstop1h 55m

Denver Intl

mar. 5/12

8:20 am-2:35 pm

1 stop5h 15m

$164

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

mié. 3/18

6:30 pm-7:25 pm

Nonstop1h 55m

Denver Intl

lun. 3/23

5:30 am-8:10 am

Nonstop1h 40m

$172

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

sáb. 2/28

11:30 am-4:39 pm

1 stop6h 09m

Denver Intl

mié. 3/4

3:59 pm-12:25 am

1 stop7h 26m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 60 results
1
2
3
...
6

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 $37). 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 enero 21, 2026.

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 56% 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 January 17, 2026.

Travelers seeking maximum savings on their Missouri to Denver flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday at noon 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 enero 21, 2026.

The most flights from USMO to DEN are scheduled on a Monday (19 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

How much does it cost to fly round-trip from Missouri to Denver?

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 168 times in the past calendar month.

  • How long is the flight from Missouri to Denver?

    For as low as $126, Southwest can have you in Denver from Missouri in 2h. 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 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: Frontier (88%), Southwest (73%), United Airlines (71%).

  • What are the cheapest flights from Missouri to Denver?

    Looking at all options, your cheapest flight can be booked for $75. While the most popular route (Kansas City - Denver Intl) can be booked for $99 on average, our data indicates $850 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 $37). 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
Thornton
Black Hawk
Lakewood
Broomfield
Westminster
Golden
Greeley
Lone Tree
Centennial
Wheat Ridge
Cripple Creek
Winter Park
Silverthorne
Central City
Glendale
Manitou Springs
Frisco
Fort Morgan
Brighton
Evergreen

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Missouri to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Denver flights
Dallas/Fort Worth to Denver flights
John F Kennedy Intl to Denver flights
Newark to Denver flights
O'Hare Intl to Denver flights
LaGuardia to Denver flights
Hobby to Denver flights
Los Angeles to Denver flights
Baltimore to Denver flights
Dulles Intl to Denver flights
George Bush Intcntl to Denver flights
Atlanta to Denver flights
Seattle to Denver flights
San Francisco to Denver flights
Reagan-National to Denver flights
Minneapolis to Denver flights
Philadelphia to Denver flights
Miami to Denver flights
Orlando to Denver flights
Tampa to Denver flights
Detroit to Denver flights
Charlotte to Denver flights
Raleigh to Denver flights
Fort Lauderdale to Denver flights
Ontario to Denver flights
Cleveland to Denver flights
Sky Harbor Intl to Denver flights
Providence to Denver flights
Austin to Denver flights
Hartford to Denver flights
Santa Ana to Denver flights
Indianapolis to Denver flights
Nashville to Denver flights
Cincinnati to Denver flights
Midway to Denver flights
Kansas City to Denver flights
St. Louis to Denver flights
Columbus to Denver flights
Richmond to Denver flights
San Diego to Denver flights
New Orleans to Denver flights
San Jose to Denver flights
Love Field to Denver flights
Pittsburgh to Denver flights
Madison to Denver flights
Jacksonville to Denver flights
West Palm Beach to Denver flights
Milwaukee to Denver flights
San Antonio to Denver flights
Las Vegas to Denver flights

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 enero 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$47Average$129FlexibilityNo cancel feeOn-time62%
DeltaCheapest$108Average$252FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$127Average$311FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$145Average$266FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$157Average$332FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.