$249 Find Cheap Flights from Denver to Gillette - Compare and Save

Among airlines operating Denver to Gillette 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 Gillette.

Flights from Denver to Gillette usually depart from Denver Intl (DEN) and arrive at Gillette Campbell County (GCC).

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

• United Airlines: a cabin bag in Economy Class class

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

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

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 Canadair (Bombardier) Regional Jet family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Canadair (Bombardier) Regional Jet CRJ-550 variants.

On the Denver to Gillette route, being flexible with your departure day can save you up to 68%. Saturday is the cheapest day at $290 round-trip on average, while Thursday is the most expensive at $906: a $616 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Morning is the busiest departure period on Denver to Gillette flights, with 50% of flights leaving in that window. Evening departures account for 50%, afternoon flights for 0%, and night flights for 0%.

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

• Earliest: departs at 11:20 am and lands at 12:44 pm
• Latest: departs at 7:20 pm and lands at 8:44 pm.

The flight takes about 1h 24m.

A nonstop flight from Denver to Gillette takes 1h 24m, covering 313 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.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $249 to $657. That means the highest observed fare was about 3x higher than the lowest one.

Round-trip flights from Denver to Gillette range from $317 to $694, with an average of $547 over the past 12 months. Anything below $317 counts as a good deal.