Cheap flights from Denver to Milwaukee from $109

The cheapest month to fly to Milwaukee from Denver is in September. Flight prices, which tend to average around $258, are often lower during this time because this is during the off-season. The month of October is another great option to travel to Milwaukee, with average flight prices from Denver averaging around $286.

According to our data, Friday is the cheapest day to fly to Milwaukee from Denver. The lowest ticket price found for a Friday departure recently was $322. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Denver to Milwaukee on a Sunday will generally be more expensive and average around $501. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the afternoon is the cheapest time of day to fly from Denver to Milwaukee when you can find flight prices for as low as $279. Flying to Milwaukee in the afternoon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Milwaukee, so prices are often more expensive at around $412 per ticket.

Fly from Denver Intl to Milwaukee-Mitchell for the best Denver Intl - Milwaukee-Mitchell flight prices

You are more likely to see cheaper flights to Milwaukee from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Milwaukee for around $385 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Milwaukee from Denver for as low as $301 on momondo.

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

You could potentially save up to 5% on your flight if you consider stops on a Denver to Milwaukee flight.

As of June 2026, prices for Denver to Milwaukee flights are approximately 325% more expensive when compared to flights at the same time last year.

United Airlines, Frontier, and Southwest are the most popular carriers operating from Denver Intl to Milwaukee-Mitchell

United Airlines, Frontier and American Airlines are the top three most popular airlines that fly to Milwaukee from Denver according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Milwaukee. Keep in mind that there are 6 different airlines that fly to Milwaukee on a routine basis, so you have a few additional options to choose from.

The number of flights available between Denver and Milwaukee is 6 per day as of June 2026. The most frequent departure time is 9:00AM, with 51% of daily flights leaving in the afternoon.

As of June 2026, 47 flights take off from Denver and land in Milwaukee each week. The most common flight departure day for this route is Mon, with 21% of weekly flights taking off on this day.