Cheap flights from Jacksonville to Illinois from $79
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Jacksonville to Illinois departing on 7/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Jacksonville to Illinois
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Illinois?
The cheapest month to fly to Illinois from Jacksonville is in September. Flight prices, which tend to average around $302, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $317.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Jacksonville to Illinois is on a Friday when prices can be found for as low as $429. Flights from Jacksonville to Illinois on a Sunday will generally be more expensive and average around $669. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our most recent data shows that the best time of day to fly to Illinois is at noon. Flights from Jacksonville to Illinois during this time can be as low as $418. Flights in the morning are often more expensive with an average ticket price of $475.
What is the cheapest Jacksonville to Illinois flight route?
Fly from Jacksonville to Belleville for the best Jacksonville - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Jacksonville when booking 11 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $377 when searching 11 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Jacksonville for as low as $277 on momondo.
What cabin class options are available on Jacksonville to Illinois flights?
There are 4 cabin classes available to choose from on Jacksonville to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Jacksonville to Illinois?
Southwest, Delta, and Frontier are the most popular carriers operating from Jacksonville to Illinois
What airlines fly to Illinois?
American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Illinois from Jacksonville according to our data. American Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 6 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
How many flights depart from Jacksonville to Illinois on average per day?
As of June 2025, there are 23 flights per day flying from Jacksonville to Illinois. The most common time of day flights depart is 11:00AM, with 55% of flights taking off at noon.
How many flights depart from Jacksonville to Illinois on average per week?
163 flights are operational weekly from Jacksonville to Illinois as of June 2025. The most popular departure day for this route is Sat, with 15% of flights per week taking off on this day.
Cheap Jacksonville to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Jacksonville to Illinois
When did momondo last update prices for flights from Jacksonville Airport to Illinois?
Prices for flights from Jacksonville Airport to Illinois refresh daily.
How many operators does momondo search for flights from Jacksonville Airport to Illinois?
The number of operators available for flights from Jacksonville Airport to Illinois is 5 as of June 2025.
How old do you have to be to fly from Jacksonville Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Jacksonville Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Jacksonville to Illinois?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Jacksonville to Illinois is Boeing 737-800 (25.59% of total bookings). The next most popular plane models are Airbus A319 (19.06%), Embraer 175 (Enhanced Winglets) (18.16%), and Boeing 737-700 (10.32%).
Best airlines flying from Jacksonville to Illinois
Compare and see reviews for airlines that fly from Jacksonville to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $98 | Free Cancellation | Rating 7.3 722 reviews | |||
| PriceFrom $140 | Free Cancellation | Rating 5.9 3,296 reviews | |||
| PriceFrom $155 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $213 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $217 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $267 | Free Cancellation | Rating 8.0 4,278 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Jacksonville to Illinois?
Finding the right flight to Illinois from Jacksonville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.
Can I find flights from Jacksonville to Illinois with flexible booking policies on momondo?
Yes. All flights to Illinois from Jacksonville on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Jacksonville to Illinois?
momondo helps you find the best flight between Jacksonville and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Jacksonville to Illinois right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Illinois from Jacksonville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.