MSO to PHX, Missoula Montana Airport to Phoenix Sky Harbor International Airport Cheap Flights

Based on HopeGoo data, Allegiant Air offers one-way fares as low as US$70 on Cheapest nonstop routes (e.g. MSO to AZA on Tue, Apr 7), while Delta Air Lines offers Cheapest nonstop round-trips from US$201 departing on Wed, Apr 15 and returning on Wed, Apr 22.

It takes about 2 hours 41 minutes to fly from Missoula to Phoenix.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Missoula to Phoenix is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

To find best deals on flights from Missoula to Phoenix, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Apr 7, with one-way flights priced at just US$70. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Allegiant Air. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Phoenix travel is around July. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Missoula to Phoenix is October, when demand for travel is lower.

After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Missoula to Phoenix on March 16, 2026 with Delta Air Lines, with prices starting at US$231.

The time difference between Phoenix and Missoula is 0h.

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