$53 Cheap Spirit Airlines flights Burbank (BUR) to Chicago (ORD)

Scoring cheap one-way Spirit Airlines flights from BUR to ORD from $53 on Expedia is easy --- just filter by "Price (lowest to highest)." Alternatively, check out our affordable round-trip fares from $106 for your next getaway.**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.

Look for cheap Spirit Airlines flights from Bob Hope Airport (BUR) to O'Hare Intl. Airport (ORD) one to three months before 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. Regardless of fare class and itinerary, the ideal 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 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.

Find Spirit Airlines's earliest flights from BUR to ORD by using the "Morning" and "Early Morning" filters. Not only will you arrive 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.

Offering a rewarding loyalty program, Spirit Airlines is a top pick for many travelers flying from BUR to ORD. Plus, if you're a Free Spirit and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.