Cheap flights from Phoenix Sky Harbor Intl Airport to Milwaukee from $129

The cheapest month to fly to Milwaukee from Phoenix Sky Harbor Intl Airport is in April. Flight prices, which tend to average around $320, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Milwaukee, with average flight prices from Phoenix Sky Harbor Intl Airport averaging around $330.

According to our data, Tuesday is the cheapest day to fly to Milwaukee from Phoenix Sky Harbor Intl Airport. The lowest ticket price found for a Tuesday departure recently was $359. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Phoenix Sky Harbor Intl Airport to Milwaukee on a Monday will generally be more expensive and average around $411. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the evening is the cheapest time of day to fly from Phoenix Sky Harbor Intl Airport to Milwaukee when you can find flight prices for as low as $371. Flying to Milwaukee in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Milwaukee, so prices are often more expensive at around $423 per ticket.

Fly from Phoenix Sky Harbor Intl to Milwaukee-Mitchell for the best Phoenix Sky Harbor Intl - Milwaukee-Mitchell flight prices

You are more likely to see cheaper flights to Milwaukee from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Milwaukee for around $372 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Milwaukee from Phoenix Sky Harbor Intl Airport for as low as $322 on momondo.

There are 3 cabin classes available to choose from on Phoenix Sky Harbor Intl Airport to Milwaukee 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 Phoenix Sky Harbor Intl Airport to Milwaukee.

As of September 2026, prices for Phoenix Sky Harbor Intl Airport to Milwaukee flights are approximately 60% more expensive when compared to flights at the same time last year.

Southwest and Delta are the most popular carriers operating from Phoenix Sky Harbor Intl to Milwaukee-Mitchell

American Airlines, Southwest and United Airlines are the top three most popular airlines that fly to Milwaukee from Phoenix Sky Harbor Intl Airport according to our data. American 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 7 different airlines that fly to Milwaukee on a routine basis, so you have a few additional options to choose from.

Denver (DEN) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Denver (DEN) offer the lowest average round-trip price of $245.

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 7h 57m.

Seattle (SEA) has the shortest average layover time for this route: 6h 24m.

As of September 2026, there are 2 flights per day flying from Phoenix Sky Harbor Intl Airport to Milwaukee. The most common time of day flights depart is 8:00AM, with 75% of flights taking off at noon.

The number of flights available between Phoenix Sky Harbor Intl Airport and Milwaukee is 14 per week as of September 2026. The most frequent departure day is Mon, with 21% of weekly flights leaving on this day.