$246+ Cheap flights from Decatur, IL to Denver (DEC - 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEC — DEN
Apr 9 — Apr 161
1 adult, Economy
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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 Decatur to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Decatur (DEC) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 4, 2025.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $304 (United Airlines) |
One-way from | $246 (United Airlines) |
Find flight deals from Decatur to Denver
Cheapest flights from Decatur to DenverExplore the most affordable flight options available from Decatur to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.
Explore the most affordable flight options available from Decatur to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.
This United Airlines deal was found by Cheapflights users on 4/3. 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.
Sat 5/36:55 pmDEC - DEN
1 stop5h 17mUnited Airlines
Tue 5/69:43 amDEN - DEC
1 stop7h 07mUnited Airlines
Deal found 4/3![United Airlines logo]()
$304
Cheapflights Fare Finder
Customize your flight search to find flights from Decatur 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 April 4, 2025.
Use the filters below to find and compare flights from Decatur to Denver that are best for you.
Fly from
Decatur
Fly to
Denver
Route
Depart
Return
Price
DecaturDenver
DEC - DEN
DECDEN
Decatur Arpt
Sat 5/3
6:55 pm-11:12 pm
1 stop5h 17m
Denver Intl
Tue 5/6
9:43 am-5:50 pm
1 stop7h 07m
$304
DecaturDenver
DEC - DEN
DECDEN
Decatur Arpt
Thu 5/15
9:50 am-6:54 am
1 stop22h 04m
$246
- Most accurate provider: When it comes to deals on Decatur, Illinois-Denver flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Decatur, Illinois-Denver flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Decatur, Illinois-Denver flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Decatur, Illinois-Denver flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Decatur, Illinois-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Decatur to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Decatur 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 Decatur to Denver
What is the cheapest month to book a flight from Decatur, Illinois to Denver?
Currently, October is the cheapest month in which you can book a flight from Decatur, Illinois to Denver (average of $197). Flying from Decatur, Illinois to Denver in March is currently the most expensive (average of $278). 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.
Rainfall in Denver by month
Plan your trip to Denver by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.
Temperature in Denver by month
Plan your trip to Denver by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated April 4, 2025.
Boarding
7.7
Crew
8.1
Comfort
7.3
Food
6.6
Entertainment
7.0
Overall
7.4
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2024
EWR - DEN
Boarding
7.7
Crew
8.1
Comfort
7.3
Food
6.6
Entertainment
7.0
Overall
7.4
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2024
EWR - DEN
Related info for your journey
Find useful and relevant information for your journey from Decatur to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Decatur?
Book flights to Decatur if you plan to visit one of these locationsWestminster
Black Hawk
Lakewood
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Golden
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Broomfield
Greeley
Frisco
Wheat Ridge
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Limon
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Alternative routes for Decatur to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Decatur to Denver
Discover the top airline that operate flights from Decatur 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 April 4, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$249 | Average$353 | FlexibilityNo cancel fee | On-time69% |