Cheap Spirit Airlines flights Chicago (ORD) to Jacksonville (JAX)

Grab affordable round-trip Spirit Airlines flights from ORD to JAX by sorting your results from “Price (lowest to highest)” on Expedia. Or look for options for a one-way journey.**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 round-trip or one-way flights to Jacksonville in January or November. You could find a cheap fare with Spirit Airlines during these off-peak months.

To find cheap Spirit Airlines fares from O’Hare Intl. Airport (ORD) to Jacksonville Intl. Airport (JAX), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact how much you pay. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**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.

Use our “Nonstop” filter when searching for direct Spirit Airlines flights from ORD to JAX. You can also compare other airlines offering the same direct route.

Search Spirit Airlines’s earliest flights from ORD to JAX by using 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.

Spirit Airlines flights from O’Hare Intl. Airport (ORD) to Jacksonville come in to land at Jacksonville Intl. Airport (JAX). This is the main entry point here.

Travel from ORD to JAX with Spirit Airlines and look forward to a host of benefits starting with a rewarding loyalty program. When booking through Expedia as a Free Spirit and One Key™ member, you may also earn OneKeyCash™* to use on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are typically free within 24 hours of booking, but your airline may charge you after that. For more information about modifying your reservation, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to update your itinerary without additional charges, apply the “Changes included” and “No cancel fee” filters when planning your next trip.