$204 Find Cheap Flights from Denver to Dayton - Compare and Save

Among airlines operating Denver to Dayton flights:

• United Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only United Airlines operates flights between Denver and Dayton.

Flights from Denver to Dayton usually depart from Denver Intl (DEN) and arrive at Dayton (DAY).

Here are some options for this route, based on selected ticket types and cabin classes:

• United Airlines: a cabin bag and a checked bag in First Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Denver to Dayton:

• Economy Class
• First Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $248 round-trip via Washington, D.C. Dulles Intl (IAD), compared to $386 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$80 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A319 family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Airbus A320-100/200 variants.

One-stop flights from Denver to Dayton most commonly connect through:

• Chicago O'Hare Intl (ORD) - 50% of one-stop connections
• Atlanta Hartsfield-Jackson (ATL) - 40% of one-stop connections
• Washington, D.C. Dulles Intl (IAD) - 7% of one-stop connections
• Dallas/Fort Worth (DFW) - 3% of one-stop connections

Chicago O'Hare Intl (ORD) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 30% on the Denver to Dayton route. Tuesday is the cheapest departure day at $324 round-trip on average, while Monday is the most expensive at $460, a difference of $136. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Evening is the busiest departure period on Denver to Dayton flights, with 100% of flights leaving in that window. Morning departures account for 0%, afternoon flights for 0%, and night flights for 0%.

These are the earliest and latest flight times available from Denver to Dayton:

• Earliest: departs at 1:45 pm and lands at 4:29 pm
• Latest: departs at 6:00 pm and lands at 8:44 pm.

The flight takes about 2h 44m.

Last-minute fares on this route - booked within 2 weeks of departure - run 33% above the route average of $389. Book 19 weeks before departure for the lowest fares.

A nonstop flight from Denver to Dayton takes 2h 44m, covering 1,081 miles.

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.

One-way fares from Denver to Dayton are currently higher than usual. Average one-way flight prices are about $363, which is 21% above the typical average for this route.

Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 5h 25m, compared with 6h 01m via Dallas/Fort Worth (DFW) and 6h 32m via Atlanta Hartsfield-Jackson (ATL).

Dayton is 2 hours ahead of Denver (Eastern Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Dayton Airport (DAY) hosts 5 major car rental companies, with daily rates starting from around $32 for economy cars. Top options include:
• Budget
• Thrifty
• Hertz
• Alamo
• Avis

Round-trip flights from Denver to Dayton range from $309 to $469, with an average of $389 over the past 12 months. Anything below $309 counts as a good deal.