Cheap flights from Harrisburg to Illinois from $101
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Harrisburg to Illinois departing on 7/8. 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 Harrisburg 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 Harrisburg is in January. Flight prices, which tend to average around $269, 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 January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $282.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Harrisburg to Illinois is on a Wednesday when prices can be found for as low as $433. Flights from Harrisburg to Illinois on a Monday will generally be more expensive and average around $599. 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 in the afternoon. Flights from Harrisburg to Illinois during this time can be as low as $460. Flights at noon are often more expensive with an average ticket price of $546.
What is the cheapest Harrisburg to Illinois flight route?
Fly from Harrisburg to Chicago O'Hare Intl for the best Harrisburg - 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 Harrisburg when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $332 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Harrisburg for as low as $259 on momondo.
What cabin class options are available on Harrisburg to Illinois flights?
There are 4 cabin classes available to choose from on Harrisburg 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 Harrisburg to Illinois?
Frontier, Allegiant Air, and American Airlines are the most popular carriers operating from Harrisburg to Illinois
What airlines fly to Illinois?
United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Illinois from Harrisburg according to our data. United Airlines is the first choice among our users, with 43% 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 Harrisburg to Illinois on average per day?
As of June 2025, 14 flights take off from Harrisburg and land in Illinois each day. The most common flight departure time for this route is 6:00AM, with 73% of daily flights taking off at noon.
How many flights depart from Harrisburg to Illinois on average per week?
98 flights are operational weekly from Harrisburg to Illinois as of June 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.
Cheap Harrisburg to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Harrisburg to Illinois
When did momondo last update prices for flights from Harrisburg Airport to Illinois?
Prices for flights from Harrisburg Airport to Illinois refresh daily.
How many operators does momondo search for flights from Harrisburg Airport to Illinois?
As of June 2025, there are 3 operators available to choose from for flights from Harrisburg Airport to Illinois.
How old do you have to be to fly from Harrisburg Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Harrisburg 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 Harrisburg to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Harrisburg to Illinois is Embraer 170, representing 25.15% of all bookings. The subsequent popular models are Canadair (Bombardier) Regional Jet CRJ-550 at 22.72%, Airbus A320-100/200 at 13.24%, and Embraer ERJ-145 at 8.38%.
Best airlines flying from Harrisburg to Illinois
Compare and see reviews for airlines that fly from Harrisburg to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $119 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $204 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $207 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Harrisburg to Illinois?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Harrisburg to Illinois for you.
Can I find flights from Harrisburg to Illinois with flexible booking policies on momondo?
Yes. All flights to Illinois from Harrisburg on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Harrisburg to Illinois?
Once you have performed a search for Harrisburg to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Harrisburg to Illinois right now. Can momondo alert me if prices change?
Price alerts on flights to Illinois from Harrisburg are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.