Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Harrisburg 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 Harrisburg to Illinois departing on 9/12. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Harrisburg to Illinois

Cheap round-trip flights

United Airlines Logo
8:15 am - 9:29 amMDT-ORD
2h 14mnonstop
United Airlines Logo
6:20 pm - 9:25 pmORD-MDT
2h 05mnonstop
$209United Airlines
Find Deal
Sat, Oct 4 - Sun, Oct 5
Frontier Logo
6:31 pm - 10:21 amMDT-MDW
16h 50m1 stop
Frontier Logo
12:09 pm - 5:36 pmMDW-MDT
28h 27m1 stop
$217Frontier
Find Deal
Fri, Oct 17 - Sun, Oct 19
United Airlines Logo
2:33 pm - 6:30 pmMDT-ORD
4h 57m1 stop
United Airlines Logo
6:20 pm - 9:25 pmORD-MDT
2h 05mnonstop
$219United Airlines
Find Deal
Sat, Oct 4 - Sat, Oct 18
United Airlines Logo
6:30 am - 7:37 amMDT-ORD
2h 07mnonstop
United Airlines Logo
1:55 pm - 4:52 pmORD-MDT
1h 57mnonstop
$229United Airlines
Find Deal
Fri, Oct 3 - Sat, Oct 18
Logo
9:12 pm - 1:12 pmMDT-ORD
17h 00m2 stops
Logo
8:49 pm - 10:02 amORD-MDT
12h 13m1 stop
$233
Find Deal
Sat, Oct 4 - Sun, Oct 5
American Airlines Logo
6:00 am - 7:09 amMDT-ORD
2h 09mnonstop
American Airlines Logo
8:05 am - 11:01 amORD-MDT
1h 56mnonstop
$239American Airlines
Find Deal
Fri, Sep 19 - Sat, Sep 20
Logo
6:31 pm - 6:33 pmMDT-ORD
25h 02m1 stop
Logo
6:16 pm - 8:16 pmORD-MDT
25h 00m1 stop
$241
Find Deal
Fri, Oct 17 - Tue, Oct 21
Delta Logo
6:10 am - 9:01 amMDT-ORD
3h 51m1 stop
Delta Logo
6:01 pm - 10:51 pmORD-MDT
3h 50m1 stop
$249Delta
Find Deal
Tue, Dec 23 - Tue, Dec 30
Delta Logo
7:05 pm - 11:32 pmMDT-MDW
5h 27m1 stop
Delta Logo
6:48 pm - 11:04 pmMDW-MDT
3h 16m1 stop
$249Delta
Find Deal
Wed, Nov 19 - Sun, Nov 23
American Airlines Logo
4:30 pm - 8:43 pmMDT-ORD
5h 13m1 stop
American Airlines Logo
8:39 pm - 11:48 pmORD-MDT
2h 09mnonstop
$268American Airlines
Find Deal
Sat, Oct 4 - Sat, Oct 18

United Airlines flights from Harrisburg to Illinois

Our best United Airlines deals on Harrisburg to Illinois flight tickets
United Airlines
Oct 4
MDT8:15 amHarrisburg
2h 14m
ORD9:29 amChicago O'Hare Intl
Oct 5
ORD6:20 pmChicago O'Hare Intl
2h 05m
MDT9:25 pmHarrisburg
$209
Find similar
United Airlines
Oct 4
MDT2:33 pmHarrisburg
4h 57m
1 stop
ORD6:30 pmChicago O'Hare Intl
Oct 18
ORD6:20 pmChicago O'Hare Intl
2h 05m
MDT9:25 pmHarrisburg
$219
Find similar
United Airlines
Oct 3
MDT6:30 amHarrisburg
2h 07m
ORD7:37 amChicago O'Hare Intl
Oct 18
ORD1:55 pmChicago O'Hare Intl
1h 57m
MDT4:52 pmHarrisburg
$229
Find similar

American Airlines flights from Harrisburg to Illinois

Our best American Airlines deals on Harrisburg to Illinois flight tickets
American Airlines
Sep 19
MDT6:00 amHarrisburg
2h 09m
ORD7:09 amChicago O'Hare Intl
Sep 20
ORD8:05 amChicago O'Hare Intl
1h 56m
MDT11:01 amHarrisburg
$239
Find similar
American Airlines
Oct 4
MDT4:30 pmHarrisburg
5h 13m
1 stop
ORD8:43 pmChicago O'Hare Intl
Oct 18
ORD8:39 pmChicago O'Hare Intl
2h 09m
MDT11:48 pmHarrisburg
$268
Find similar
American Airlines
Oct 16
MDT11:27 amHarrisburg
2h 13m
ORD12:40 pmChicago O'Hare Intl
Oct 19
ORD8:00 amChicago O'Hare Intl
1h 57m
MDT10:57 amHarrisburg
$269
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Harrisburg to Illinois 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 September 1, 2025.
Use the filters below to find and compare flights from Harrisburg to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Sat 10/4

8:15 am-9:29 am

Nonstop2h 14m

Chicago O'Hare Intl

Sun 10/5

6:20 pm-9:25 pm

Nonstop2h 05m

$209

HarrisburgChicago

MDT - MDW

MDTMDW

Harrisburg

Fri 10/17

6:31 pm-10:21 am

1 stop16h 50m

Chicago Midway

Sun 10/19

12:09 pm-5:36 pm

1 stop28h 27m

$217

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Sat 10/4

2:33 pm-6:30 pm

1 stop4h 57m

Chicago O'Hare Intl

Sat 10/18

6:20 pm-9:25 pm

Nonstop2h 05m

$219

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Fri 10/3

6:30 am-7:37 am

Nonstop2h 07m

Chicago O'Hare Intl

Sat 10/18

1:55 pm-4:52 pm

Nonstop1h 57m

$229

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Sat 10/4

9:12 pm-1:12 pm

2 stops17h 00m

Chicago O'Hare Intl

Sun 10/5

8:49 pm-10:02 am

1 stop12h 13m

$233

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Fri 9/19

6:00 am-7:09 am

Nonstop2h 09m

Chicago O'Hare Intl

Sat 9/20

8:05 am-11:01 am

Nonstop1h 56m

$239

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Fri 10/17

6:31 pm-6:33 pm

1 stop25h 02m

Chicago O'Hare Intl

Tue 10/21

6:16 pm-8:16 pm

1 stop25h 00m

$241

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Tue 12/23

6:10 am-9:01 am

1 stop3h 51m

Chicago O'Hare Intl

Tue 12/30

6:01 pm-10:51 pm

1 stop3h 50m

$249

HarrisburgChicago

MDT - MDW

MDTMDW

Harrisburg

Wed 11/19

7:05 pm-11:32 pm

1 stop5h 27m

Chicago Midway

Sun 11/23

6:48 pm-11:04 pm

1 stop3h 16m

$249

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Sat 10/4

4:30 pm-8:43 pm

1 stop5h 13m

Chicago O'Hare Intl

Sat 10/18

8:39 pm-11:48 pm

Nonstop2h 09m

$268

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Illinois from

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 Friday when prices can be found for as low as $427. Flights from Harrisburg to Illinois on a Monday will generally be more expensive and average around $608. 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 evening. Flights from Harrisburg to Illinois during this time can be as low as $248. Flights at noon are often more expensive with an average ticket price of $538.

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 $319 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.

Can stopping save me money on Harrisburg to Illinois flights?

You could potentially save up to 48% on your flight if you consider stops on a Harrisburg to Illinois flight.

Cheap Harrisburg to Illinois flight deals and tips

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

Best Price Found

$231

Fastest flight time

2h 02m

Direct flights

Every day

Airports in Illinois

1 airport
The best one-way flight to Illinois from Harrisburg in the past 72 hours is $231. The best round-trip flight deal from Harrisburg to Illinois found on momondo in the last 72 hours is $339.
The fastest flight from Harrisburg to Illinois takes 2h 02m
Direct flights go from Harrisburg to Illinois every day.
There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)
Search flight deals

  • 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?

  • 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?

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
American AirlinesPriceFrom $207Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $209Free CancellationRating
7.4
8,936 reviews
Search United Airlines flights
DeltaPriceFrom $221Free CancellationRating
7.9
7,974 reviews
Search Delta flights

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.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 9/6
Sat 9/13
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $28
Flights to Los Angelesfrom $47
Flights to Miamifrom $40
Flights to Chicagofrom $58
Flights to Orlandofrom $45
Flights to Las Vegasfrom $39
Flights to San Franciscofrom $44
Flights to Washington, D.C.from $38
Flights to Bostonfrom $58
Flights to Atlantafrom $38
Flights to Dallasfrom $56
Flights to Seattlefrom $85