What is the cheapest day to fly from Decatur, Illinois to Denver?

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

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.

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).

What is the cheapest day to fly round-trip from Decatur, Illinois to Denver?

Users have found that flying from Decatur, Illinois to Denver on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

When flying from Decatur, Illinois to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Decatur to Denver?

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

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

Yes. Cheapflights offers flight deals from Decatur 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.

$233+ Flights from Decatur, IL to Denver

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Cheap flight deals from Decatur to Denver

Round-trip from	$344 (United Airlines)
One-way from	$233 (United Airlines)

From Decatur Arpt to Denver Intl

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One-way flight from Decatur Arpt to Denver Intl

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Find flight deals from Decatur to Denver

Cheapest flights from Decatur to Denver
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 July 1, 2025.

Fri 8/16:55 pmDEC - DEN

1 stop5h 27mUnited Airlines

Mon 8/46:00 amDEN - DEC

1 stop11h 03mUnited Airlines

Deal found 6/30

$344

Best flights from Decatur to Denver
Discover carefully curated flight deals from Decatur to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Fri 8/16:55 pmDEC - DEN

1 stop5h 27mUnited Airlines

Mon 8/46:00 amDEN - DEC

1 stop11h 03mUnited Airlines

Deal found 6/30

$344

Last-minute flights from Decatur to Denver
Discover last-minute flight deals from Decatur to Denver. Data last updated July 1, 2025 and is based on user searches.

Thu 7/106:55 pmDEC - DEN

1 stop5h 27mUnited Airlines

Sun 7/138:55 pmDEN - DEC

1 stop10h 53mUnited Airlines

Deal found 6/30

$484

Wed 7/166:55 pmDEC - DEN

1 stop5h 27mUnited Airlines

Wed 7/238:55 pmDEN - DEC

1 stop20h 08mUnited Airlines

Deal found 6/30

$371

One-way flights from Decatur to Denver
Search for one-way flight options from Decatur to Denver. Find affordable one-way fares based on user searches. Data last updated July 1, 2025.

Fri 7/259:45 amDEC - DEN

1 stop14h 37mUnited Airlines

Deal found 6/29

$233

Cheapflights Fare Finder

Use the filters below to find and compare flights from Decatur to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DecaturDenver

DEC - DEN

DECDEN

Decatur Arpt

Fri 8/1

6:55 pm-11:22 pm

1 stop5h 27m

Denver Intl

Mon 8/4

6:00 am-6:03 pm

1 stop11h 03m

$344

DecaturDenver

DEC - DEN

DECDEN

Decatur Arpt

Fri 7/25

9:45 am-11:22 pm

1 stop14h 37m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

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.

Reviews of airlines servicing Denver

Read through reviews of airlines operating flights from Decatur to Denver, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,858 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

United Airlines

7.4

Good

8,858 reviews

United Airlines

7.4

Good

8,858 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

Related info for your journey

Can I find deals for flights from Decatur to Denver that include hotel bookings?
Yes. In addition to deals on Decatur to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Decatur to Denver?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Decatur to Denver.
Can I find deals for business class flights from Decatur to Denver?
Yes. Cheapflights offers flight deals from Decatur 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 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.

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$233+ 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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Decatur to Denver with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Decatur to Denver

Round-trip from

One-way from

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 July 1, 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 July 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Decatur to Denver that are best for you.

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.

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?

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 July 1, 2025.

Read through reviews of airlines operating flights from Decatur to Denver, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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.

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

How can I find direct flights from Decatur to Denver?

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

What is the cheapest month to book a flight from Decatur, Illinois to Denver?

Traveling to a place near Decatur?

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Alternative routes for Decatur to Denver

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Cheapest flights from Decatur to Denver
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 July 1, 2025.