$158 Cheap Delta flights Great Falls (GTF) to Phoenix (PHX)

Grab affordable round-trip Delta Air Lines flights from $306 from GTF to PHX by sorting your results from “Price (lowest to highest)” on Expedia. Or look for bargains from $158 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Delta Air Lines flights to Phoenix tend to be cheaper in the low-season months of July and August. Whether you’re in search of a one-way or round-trip ticket, you could land a better deal then.

Search for affordable Delta Air Lines flights from Great Falls Intl. Airport (GTF) to Sky Harbor Intl. Airport (PHX) one to three months ahead of your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and itinerary, the best day to book a domestic flight is usually Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Use our “Nonstop” filter when looking for direct Delta Air Lines flights from GTF to PHX. You can also compare other carriers offering the same nonstop journey.

Sort your results by “Early Morning” and “Morning” to see the earliest flights from GTF to PHX. Jetting off early means you’re less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Get on a Delta Air Lines flight from Great Falls Intl. Airport (GTF) to Phoenix, and you’ll probably touch down at Sky Harbor Intl. Airport (PHX). This is the airline’s primary hub in this destination.

Delta Air Lines makes flying from GTF to PHX enjoyable with an excellent in-flight experience and a rewarding loyalty program. You also have the chance to earn points with Delta SkyMiles. Remember to sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are usually free within 24 hours of booking, but your airline may charge you after that. For more details about altering your flights, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to update your itinerary without additional costs, apply the “Changes included” or “No cancel fee” filter when organizing your next escape.