Cheap flights from Montana to Phoenix from $78

In general, November is the cheapest month to fly from Montana to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $311. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of November, then departing from Montana during the month October is also very affordable. Most momondo users find prices during this month for around $324.

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Montana is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $353. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $399. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

In the morning is the cheapest time of day to fly from Montana to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $168. Flying to Phoenix Sky Harbor Intl Airport in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $389. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Bozeman Gallatin Field to Phoenix Sky Harbor Intl for the best Montana - Phoenix Sky Harbor Intl flight prices

You are more likely to see cheaper flights to Phoenix Sky Harbor Intl Airport from Montana when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix Sky Harbor Intl Airport for around $310 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix Sky Harbor Intl Airport from Montana for as low as $239 on momondo.

There are 2 cabin classes available to choose from on Montana to Phoenix Sky Harbor Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Southwest, United Airlines, and Alaska Airlines are the most popular carriers operating from Montana to Phoenix Sky Harbor Intl

United Airlines, Delta and Southwest are the top three most popular airlines that fly to Phoenix Sky Harbor Intl Airport from Montana according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Phoenix Sky Harbor Intl Airport. Keep in mind that there are 6 different airlines that fly to Phoenix Sky Harbor Intl Airport on a routine basis, so you have a few additional options to choose from.

The number of flights available between Montana and Phoenix Sky Harbor Intl Airport is 1 per day as of August 2026. The most frequent departure time is 1:00PM, with 100% of daily flights leaving in the afternoon.

9 flights are operational weekly from Montana to Phoenix Sky Harbor Intl Airport as of August 2026. The most popular departure day for this route is Fri, with 22% of flights per week taking off on this day.