$148 Find Cheap Flights from Harrisburg to Illinois - Compare and Save

The cheapest ticket to Illinois from Harrisburg found in the last 5 days was to Chicago, at $275 round-trip. The most popular route is from Harrisburg (MDT) to Chicago O'Hare Intl Airport (ORD), and the cheapest round-trip airline ticket found on this route in the last 5 days was $275.

The cheapest time of day to fly to Illinois is generally at night, when round-trip flights cost $383 on average. Morning departures are around 8% more expensive than evening flights, on average. The most expensive time of day to fly to Illinois is generally in the afternoon, which is peak travel time and where the average cost of a ticket is $524.

No, with an average price for the route of $389, prices are generally cheapest when you fly direct.

The cheapest month for flights from Harrisburg to Illinois is February, when tickets cost $268 (return) on average. On the other hand, the most expensive months are March and July, when the average cost of round-trip tickets is $376 and $367 respectively.

Your flight ticket price will generally be cheaper if you fly to Illinois on a Friday and more expensive on a Monday. On your return trip to Harrisburg, you should consider flying back on a Saturday, and avoid Mondays for better deals.

To get a below average price on the flight from Harrisburg to Illinois, you should book around 9 weeks before departure, which saves you about 37% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 21 weeks before departure.

There are 2 airlines that fly nonstop from Harrisburg to Illinois. They are American Airlines and United Airlines. The cheapest airline for this route is American Airlines, with the best round-trip deal found costing $209 and arriving in Chicago O'Hare Intl Airport (ORD). On average, American Airlines offers the best prices for nonstop flights between Harrisburg and Illinois.

Harrisburg and Illinois are connected by different airlines. The airlines that fly that route the most regularly are United Airlines (36 flights per week), American Airlines (24 flights per week), and Alaska Airlines (24 flights per week).

The duration of a flight to Illinois depends on your arrival airport. The shortest routes to Illinois from Harrisburg are to Chicago, which takes 2h 52m, Peoria, which takes 4h 27m, and Decatur, which takes 4h 39m.

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

The earliest flight from Harrisburg to Illinois departs at 6:00 am, landing in Chicago at 7:21 am.

If you prefer to fly at night, the latest flight from Harrisburg to Illinois jets off at 7:31 pm and lands in Chicago at 9:00 pm.