$173 Cheap Delta flights Duluth (DLH) to Phoenix (PHX)

Scoring cheap one-way Delta Air Lines flights from DLH to PHX from $173 on Expedia is a cinch — just filter by “Price (lowest to highest).” Or check out our affordable round-trip fares from $246 for your next exciting adventure.**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.

July is one of the most affordable months to travel to Phoenix with Delta Air Lines. You could also find fantastic deals on one-way and round-trip fares in August.

Start searching one to three months before your departure to get cheaper fares on Delta Air Lines flights from Duluth Intl. Airport (DLH) to Sky Harbor Intl. Airport (PHX). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic flights.*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.

To see if there’s a direct route from DLH to PHX with Delta Air Lines or other carriers, select the “Nonstop” filter when looking for flights.

Sort your results by “Early Morning” and “Morning” to see the earliest flights from DLH to PHX. Leaving early means flight cancellations are less likely.**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.

Delta Air Lines flights from Duluth Intl. Airport (DLH) to Phoenix come in to land at Sky Harbor Intl. Airport (PHX). This is the main entry point to this destination.

Taking off from DLH to PHX with Delta Air Lines means enjoying plenty of perks, such as a rewarding loyalty program and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That’s on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Typically, you can cancel or reschedule your flight, although additional fees may apply if you made your booking over 24 hours ago. Prefer to keep your options open? Use Expedia’s “No cancel fee” and “Changes included” filters to find flights that won’t penalize you if you have to alter your plans. To update your itinerary, go to “Trips,” select your flight and click on “Manage Booking” for more details.