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Cheap flights from Illinois to Harrisburg from $74

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Harrisburg departing on 2/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Harrisburg

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:20 pm - 11:00 pm
MDW
-
MDT
3h 40m
1 stop
Delta Logo
5:55 pm - 10:31 pm
MDT
-
MDW
5h 36m
1 stop
$187Delta
Mon, Mar 2 - Wed, Mar 4
Delta Logo
5:25 am - 11:16 am
ORD
-
MDT
4h 51m
1 stop
Delta Logo
5:55 pm - 11:56 pm
MDT
-
ORD
7h 01m
1 stop
$187Delta
Sun, Mar 1 - Wed, Mar 4
American Airlines Logo
7:25 pm - 10:18 pm
ORD
-
MDT
1h 53mnonstop
American Airlines Logo
12:30 pm - 1:49 pm
MDT
-
ORD
2h 19mnonstop
$208American Airlines
Tue, Mar 3 - Tue, Mar 10
American Airlines Logo
3:15 pm - 6:11 pm
ORD
-
MDT
1h 56mnonstop
American Airlines Logo
6:51 pm - 8:09 pm
MDT
-
ORD
2h 18mnonstop
$209American Airlines
Tue, Jun 30 - Sat, Jul 4
United Airlines Logo
5:45 pm - 11:13 pm
ORD
-
MDT
4h 28m
1 stop
United Airlines Logo
6:15 am - 7:32 am
MDT
-
ORD
2h 17mnonstop
$219United Airlines
Tue, Mar 24 - Sat, Mar 28
United Airlines Logo
8:50 am - 1:51 pm
ORD
-
MDT
4h 01m
1 stop
United Airlines Logo
6:15 am - 7:32 am
MDT
-
ORD
2h 17mnonstop
$228United Airlines
Fri, Mar 6 - Fri, Mar 13
Frontier Logo
5:02 pm - 4:47 pm
ORD
-
MDT
22h 45m
1 stop
Frontier Logo
10:06 pm - 8:17 am
MDT
-
ORD
11h 11m
1 stop
$230Frontier
Fri, Apr 10 - Sun, Apr 12
Frontier Logo
3:49 pm - 10:32 am
STL
-
MDT
17h 43m
1 stop
Frontier Logo
10:16 pm - 7:02 am
MDT
-
STL
9h 46m
1 stop
$234Frontier
Mon, Mar 2 - Sun, Mar 8
Multiple Airlines Logo
4:51 pm - 5:11 pm
STL
-
MDT
23h 20m
1 stop
Multiple Airlines Logo
5:26 pm - 10:32 am
MDT
-
STL
18h 06m
2 stops
$237Multiple Airlines
Mon, Mar 9 - Mon, Mar 23
Multiple Airlines Logo
4:51 pm - 5:11 pm
STL
-
MDT
23h 20m
1 stop
Multiple Airlines Logo
10:18 pm - 10:31 am
MDT
-
STL
37h 13m
2 stops
$244Multiple Airlines
Mon, Mar 9 - Tue, Mar 24

United Airlines flights from Illinois to Harrisburg

Our best United Airlines deals on Illinois to Harrisburg flight tickets
United Airlines
Mar 24
ORD5:45 pmChicago O'Hare Intl
4h 28m
1 stop
MDT11:13 pmHarrisburg
Apr 4
MDT8:00 pmHarrisburg
2h 18m
ORD9:18 pmChicago O'Hare Intl
$219
United Airlines
Mar 6
ORD8:50 amChicago O'Hare Intl
4h 01m
1 stop
MDT1:51 pmHarrisburg
Mar 13
MDT6:15 amHarrisburg
2h 17m
ORD7:32 amChicago O'Hare Intl
$228
United Airlines
Feb 18
ORD6:05 pmChicago O'Hare Intl
1h 51m
MDT8:56 pmHarrisburg
Feb 24
MDT2:07 pmHarrisburg
2h 21m
ORD3:28 pmChicago O'Hare Intl
$229

Delta flights from Illinois to Harrisburg

Our best Delta deals on Illinois to Harrisburg flight tickets
Delta
Mar 2
MDW6:20 pmChicago Midway
3h 40m
1 stop
MDT11:00 pmHarrisburg
Mar 4
MDT5:55 pmHarrisburg
5h 36m
1 stop
MDW10:31 pmChicago Midway
$187
Delta
Apr 2
MDW9:35 amChicago Midway
5h 17m
1 stop
MDT3:52 pmHarrisburg
Apr 5
MDT6:10 amHarrisburg
3h 43m
1 stop
MDW8:53 amChicago Midway
$229
Delta
Mar 25
STL7:03 amLambert-St Louis
4h 36m
1 stop
MDT12:39 pmHarrisburg
Apr 4
MDT6:10 amHarrisburg
4h 36m
1 stop
STL9:46 amLambert-St Louis
$251

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Harrisburg that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Illinois to Harrisburg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoHarrisburg

MDW - MDT

MDWMDT

Chicago Midway

Mon 3/2

6:20 pm-11:00 pm

1 stop3h 40m

Harrisburg

Wed 3/4

5:55 pm-10:31 pm

1 stop5h 36m

$187

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Sun 3/1

5:25 am-11:16 am

1 stop4h 51m

Harrisburg

Wed 3/4

5:55 pm-11:56 pm

1 stop7h 01m

$187

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Tue 3/3

7:25 pm-10:18 pm

Nonstop1h 53m

Harrisburg

Tue 3/10

12:30 pm-1:49 pm

Nonstop2h 19m

$208

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Tue 6/30

3:15 pm-6:11 pm

Nonstop1h 56m

Harrisburg

Sat 7/4

6:51 pm-8:09 pm

Nonstop2h 18m

$209

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Tue 3/24

5:45 pm-11:13 pm

1 stop4h 28m

Harrisburg

Sat 3/28

6:15 am-7:32 am

Nonstop2h 17m

$219

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Fri 3/6

8:50 am-1:51 pm

1 stop4h 01m

Harrisburg

Fri 3/13

6:15 am-7:32 am

Nonstop2h 17m

$228

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Fri 4/10

5:02 pm-4:47 pm

1 stop22h 45m

Harrisburg

Sun 4/12

10:06 pm-8:17 am

1 stop11h 11m

$230

St. LouisHarrisburg

STL - MDT

STLMDT

Lambert-St Louis

Mon 3/2

3:49 pm-10:32 am

1 stop17h 43m

Harrisburg

Sun 3/8

10:16 pm-7:02 am

1 stop9h 46m

$234

St. LouisHarrisburg

STL - MDT

STLMDT

Lambert-St Louis

Mon 3/9

4:51 pm-5:11 pm

1 stop23h 20m

Harrisburg

Mon 3/23

5:26 pm-10:32 am

2 stops18h 06m

$237

St. LouisHarrisburg

STL - MDT

STLMDT

Lambert-St Louis

Mon 3/9

4:51 pm-5:11 pm

1 stop23h 20m

Harrisburg

Tue 3/24

10:18 pm-10:31 am

2 stops37h 13m

$244

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Harrisburg from

How to get the cheapest flight ticket from Illinois to Harrisburg

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 Harrisburg?

The month of June is, on average, the cheapest month to fly to Harrisburg from Illinois, with most prices found around $284. If you aren’t able to travel to Harrisburg during the month of June, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $289.

What is the cheapest day to depart on your flight to Harrisburg?

The cheapest day to depart from Illinois to Harrisburg is on a Saturday. Travelers who choose to depart for Harrisburg on a Saturday will often find tickets for as low as $298. On the other hand, Monday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $490.

What is the cheapest time of day to depart on your flight to Harrisburg?

Our data shows that the cheapest Illinois to Harrisburg flights are usually those with departure times in the evening. Our users have found flights to Harrisburg in the evening for as low as $289. Try not to purchase tickets in the afternoon because they tend to be around $344. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Illinois to Harrisburg flight route?

Fly from Chicago O'Hare Intl to Harrisburg for the best Illinois - Harrisburg flight prices

How far in advance should I book a flight to Harrisburg?

You are more likely to see cheaper flights to Harrisburg from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Harrisburg for around $324 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Harrisburg from Illinois for as low as $209 on momondo.

What cabin class options are available on Illinois to Harrisburg flights?

There are 4 cabin classes available to choose from on Illinois to Harrisburg flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Harrisburg flights?

You could potentially save up to 63% on your flight if you consider stops on a Illinois to Harrisburg flight.

Cheap Illinois to Harrisburg flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Harrisburg

Best Price Found

$250

Fastest flight time

1h 49m

Direct flights

Every day

Airports in Harrisburg

1 airport
The best one-way flight to Harrisburg from Illinois in the past 72 hours is $250. The best round-trip flight deal from Illinois to Harrisburg found on momondo in the last 72 hours is $209.
The fastest flight from Illinois to Harrisburg takes 1h 49m
Direct flights go from Illinois to Harrisburg every day.
There is 1 airport in Harrisburg. From Illinois there are direct flights to Harrisburg (MDT).
Search flight deals

  • When did momondo last update prices for flights from Illinois to Harrisburg Airport?

    Prices for flights from Illinois to Harrisburg Airport are updated daily.

  • How many operators does momondo search for flights from Illinois to Harrisburg Airport?

  • How old do you have to be to fly from Illinois to Harrisburg Airport?

    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 Illinois to Harrisburg Airport.

  • What documentation or ID do you need to fly to Harrisburg Airport?

    The required travel and health documents for your Harrisburg Airport 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 Harrisburg Airport. 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 Illinois to Harrisburg?

Best airlines flying from Illinois to Harrisburg

Compare and see reviews for airlines that fly from Illinois to Harrisburg with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $209Free CancellationRating
7.4
9,240 reviews
Search United Airlines flights
American AirlinesPriceFrom $209Free CancellationRating
7.2
11,237 reviews
Search American Airlines flights

Traveling to a place near Harrisburg?

Book flights to Harrisburg if you plan to visit one of these locations
Hershey
Carlisle
Mechanicsburg
Camp Hill
Hummelstown

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Harrisburg?

It is quick and easy to find Illinois to Harrisburg flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Harrisburg that suits you.

Can I find flights from Illinois to Harrisburg with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Harrisburg from Illinois with this policy.

How can momondo help me find flights from Illinois to Harrisburg?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Harrisburg.

I’m not ready to book a flight from Illinois to Harrisburg right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Harrisburg, momondo offers a useful price alert feature which will track prices for flights to Harrisburg from Illinois and alert you when they change.

An easier way to manage your Harrisburg trip

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