$91 Cheap Spirit Airlines flights Phoenix (PHX) to Chicago (ORD)

Grab cheap return Spirit Airlines flights from $182 from PHX to ORD by organizing your results from “Price (lowest to highest)” on Expedia. Or search for deals from $91 for a one-way trip.**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.

Spirit Airlines flights to Chicago are typically cheaper in the off-peak months of January and February. Whether you’re searching for a one-way or a return ticket, you could score a better deal then.

Start searching one to three months ahead of your travel date to find cheap fares on Spirit Airlines flights from Sky Harbor Intl. Airport (PHX) to O’Hare Intl. Airport (ORD). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Nail your timing, 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.

Simply enter your dates, click search and check the “Nonstop” filter on Expedia to find any direct flights from PHX to ORD with Spirit Airlines or other airlines.

Search Spirit Airlines’s earliest flights from PHX to ORD by selecting our “Morning” and “Early Morning” filters. Not only will you get to where you’re going 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.

O’Hare Intl. Airport (ORD) is the primary Chicago gateway for Spirit Airlines flights from Sky Harbor Intl. Airport (PHX).

A rewarding loyalty program and the chance to rack up points through Free Spirit are the start of the reasons to fly from PHX to ORD with Spirit Airlines. Plus, when you sign up to Expedia’s free One Key™ program, you can earn OneKeyCash™* alongside Spirit Airlines’s loyalty program earnings. It’s yours to spend on your next adventure.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your fare type, a fee typically applies if you modify or cancel your booking more than 24 hours after it’s been confirmed. To find tickets with more flexibility, select our “No cancel fee” or “Changes included” filter while searching for flights. For additional information on modifying or canceling your reservation, visit “Trips,” select your flight and tick “Manage Booking.”