$364 Find Cheap Flights from Denver to Decatur - Compare and Save

Flights from Denver to Decatur usually depart from Denver Intl (DEN) and arrive at Decatur Arpt (DEC).

Only Economy Class is available on flights from Denver to Decatur.

Most connecting flights from Denver to Decatur pass through Chicago O'Hare Intl (ORD), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Yes. Being flexible with your travel dates can save you up to 64% on the Denver to Decatur route. Friday is the cheapest departure day at $448 round-trip on average, while Wednesday is the most expensive at $1,240, a difference of $792. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $417 to $845. That means the highest observed fare was about 2x higher than the lowest one.

Decatur is 1 hour ahead of Denver (Central Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Round-trip flights from Denver to Decatur range from $1,240 to $1,240, with an average of $1,240 over the past 12 months. Anything below $1,240 counts as a good deal.