$123 Cheap Alaska Airlines flights Chicago (ORD) to Phoenix (PHX)

Finding cheap one-way Alaska Airlines flights from ORD to PHX from $123 on Expedia is easy — just filter by “Price (lowest to highest).” Or check out our budget-friendly round-trip fares from $246 for your next 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 jet away to Phoenix with Alaska Airlines. You could also find excellent prices on one-way and round-trip tickets in August.

Search for affordable Alaska Airlines flights from O’Hare Intl. Airport (ORD) to Sky Harbor Intl. Airport (PHX) one to three months prior to your departure date. 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 of the week to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book 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 find out if there’s a direct journey from ORD to PHX with Alaska Airlines or other carriers, check the “Nonstop” box when looking for flights.

Browse Alaska Airlines’s earliest flights from ORD to PHX by selecting the “Morning” and “Early Morning” filters. Not only will you arrive at your destination sooner, early departures are also 20% less likely to be canceled.**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.

Alaska Airlines flights from O’Hare Intl. Airport (ORD) to Phoenix land at Sky Harbor Intl. Airport (PHX). This is the main entry point to this destination.

With top-tier customer service and an excellent in-flight experience, Alaska Airlines is a top choice for many travelers heading from ORD to PHX. Plus, if you’re a Mileage Plan and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be used on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the ticket type you purchased, a fee generally applies if you change or cancel your flight more than 24 hours after it’s confirmed. To secure flexible fares, select our “No cancel fee” or “Changes included” filter when you look for flights. To learn more about changing or canceling your reservation, head to “Trips,” select your flight and tick “Manage Booking.”