Cheap flights from Denver to Tucson from $139

In general, September is the cheapest month to fly from Denver to Tucson. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $158. If you don’t want to visit Tucson in September, then you should wait until August to fly from Denver, when ticket prices are also cheap, with an average price of $210.

According to our data, Thursday is the cheapest day to fly to Tucson from Denver. The lowest ticket price found for a Thursday departure recently was $265. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Denver to Tucson for around $336.

In the morning is the cheapest time of day to fly from Denver to Tucson when you can find flight prices for as low as $260. Flying to Tucson in the morning is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $326.

Fly from Denver Intl to Tucson for the best Denver Intl - Tucson flight prices

You are more likely to see cheaper flights to Tucson from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Tucson for around $274 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tucson from Denver for as low as $212 on momondo.

There are 4 cabin classes available to choose from on Denver to Tucson flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Denver to Tucson.

As of July 2026, prices for Denver to Tucson flights are approximately 4% cheaper when compared to flights at the same time last year.

Delta, Southwest, and United Airlines are the most popular carriers operating from Denver Intl to Tucson

United Airlines, Frontier and Southwest are the top three most popular airlines that fly to Tucson from Denver according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Tucson. Keep in mind that there are 5 different airlines that fly to Tucson on a routine basis, so you have a few additional options to choose from.

The number of flights available between Denver and Tucson is 4 per day as of July 2026. The most frequent departure time is 7:00PM, with 77% of daily flights leaving in the evening.

As of July 2026, there are 34 flights per week flying from Denver to Tucson. The most common day of the week flights depart is Sun, with 26% of flights taking off on this day.