$156 Cheap Delta flights Phoenix (PHX) to West Yellowstone (WYS)

Apply the “Price (lowest to highest)” filter on Expedia to look for cheap Delta Air Lines round-trip flights from $254 from PHX to WYS. Affordable one-way fares from $156 are also on offer.**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.

Browse for round-trip or one-way flights to West Yellowstone in November or March. You could find cheaper fares with Delta Air Lines during these quieter months.

Look for affordable Delta Air Lines flights from Sky Harbor Intl. Airport (PHX) to Yellowstone Airport (WYS) one to three months ahead of your departure. 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. No matter the fare class and journey, the best day to book a domestic flight is usually Sunday and the most expensive tends to be 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.

To figure out if there’s a direct trip from PHX to WYS with Delta Air Lines or other carriers, check the “Nonstop” filter when searching for tickets.

Filter your results by “Morning” and “Early Morning” to browse the earliest departures from PHX to WYS. Setting off early means you’re 20% 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.

Delta Air Lines flights from Sky Harbor Intl. Airport (PHX) to West Yellowstone arrive at Yellowstone Airport (WYS). This is the main entry point to this city.

With an excellent in-flight experience and a rewarding loyalty program, Delta Air Lines is a top choice for many passengers heading from PHX to WYS. What’s more, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of fare you purchased, a fee typically applies if you change or cancel your flight more than 24 hours after it’s confirmed. To find plane tickets with more flexibility, select our “No cancel fee” or “Changes included” filter when looking for flights. For more details on changing or canceling your reservation, head to “Trips,” select your flight and click on “Manage Booking.”