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Harrisburg

$55+ Cheap flights from Illinois to Harrisburg (MDT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MDT
dic. 13 — dic. 201
sáb. 12/13
sáb. 12/20
1 adult, Economy
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Find flight deals from Illinois to Harrisburg

Cheapest flights from Illinois to Harrisburg
Explore the most affordable flight options available from Illinois to Harrisburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 13, 2025.

This United Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/31:55 pmORD - MDT
Nonstop1h 58mUnited Airlines
sáb. 12/65:34 pmMDT - ORD
Nonstop2h 21mUnited Airlines
Deal found 11/12$209
This American Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/48:39 pmORD - MDT
Nonstop2h 00mAmerican Airlines
dom. 12/78:05 pmMDT - ORD
Nonstop2h 25mAmerican Airlines
Deal found 11/11$210
This Delta deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/36:45 amORD - MDT
1 stop4h 11mDelta
sáb. 12/66:00 amMDT - ORD
1 stop5h 22mDelta
Deal found 11/12$229
This Delta deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/45:13 pmMDW - MDT
1 stop5h 00mDelta
dom. 12/77:27 pmMDT - MDW
1 stop5h 20mDelta
Deal found 11/11$229
This United Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/56:03 pmORD - MDT
Nonstop1h 55mUnited Airlines
dom. 12/76:15 amMDT - ORD
1 stop4h 21mUnited Airlines
Deal found 11/12$239
This American Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/228:54 pmORD - MDT
Nonstop2h 00mAmerican Airlines
mar. 12/306:00 pmMDT - ORD
Nonstop2h 29mAmerican Airlines
Deal found 11/11$245
This United Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/93:30 pmPIA - MDT
1 stop4h 27mUnited Airlines
mar. 12/166:30 amMDT - PIA
1 stop4h 39mUnited Airlines
Deal found 11/12$249
This American Airlines deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/258:15 amORD - MDT
Nonstop1h 54mAmerican Airlines
vie. 11/284:39 pmMDT - ORD
Nonstop2h 21mAmerican Airlines
Deal found 11/11$249
This Delta deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/125:12 pmSTL - MDT
1 stop5h 01mDelta
dom. 12/146:00 amMDT - STL
1 stop5h 45mDelta
Deal found 11/12$249
This American Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/96:20 amPIA - MDT
1 stop5h 11mAmerican Airlines
mar. 12/167:10 amMDT - PIA
2 stops10h 35mAmerican Airlines
Deal found 11/12$254
This Kiwi.com deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/47:40 amORD - MDT
2 stops26h 05mMultiple Airlines
dom. 12/77:28 pmMDT - ORD
1 stop19h 53mMultiple Airlines
Deal found 11/11$262
This American Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/128:39 pmORD - MDT
Nonstop2h 00mAmerican Airlines
vie. 12/197:34 pmMDT - ORD
1 stop5h 08mAmerican Airlines
Deal found 11/12$264

Cheap flight deals from Illinois to Harrisburg

Keep the following information in mind while searching for Illinois to Harrisburg flight deals. Data was last updated noviembre 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$209
(United Airlines)

One-way from

$55
(Frontier)

Popular in

January

Cheapest in

August

Average price

$398
Provider with most accurate pricing for Chicago (CHI)-Harrisburg flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Harrisburg flights.
Search Deals
From Illinois to Harrisburg
Search Deals
One-way flight from Illinois to Harrisburg
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated noviembre 13, 2025.
Use the filters below to find and compare flights from Illinois to Harrisburg that are best for you.

Fly from

Illinois

Fly to

Harrisburg

Route

Depart

Return

Price

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

jue. 12/18

7:10 am-10:13 am

Nonstop2h 03m

Harrisburg

lun. 12/29

6:30 am-7:50 am

Nonstop2h 20m

$209

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

vie. 12/12

6:03 pm-8:58 pm

Nonstop1h 55m

Harrisburg

dom. 12/14

8:20 am-9:38 am

Nonstop2h 18m

$209

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

mié. 12/10

6:03 pm-8:57 pm

Nonstop1h 54m

Harrisburg

mié. 12/17

6:30 am-7:44 am

Nonstop2h 14m

$209

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

mié. 12/24

9:05 pm-12:07 am

Nonstop2h 02m

Harrisburg

dom. 12/28

6:30 am-7:50 am

Nonstop2h 20m

$209

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

mié. 12/3

1:55 pm-4:53 pm

Nonstop1h 58m

Harrisburg

mié. 12/10

6:30 am-7:44 am

Nonstop2h 14m

$209

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

dom. 1/18

8:52 am-1:51 pm

1 stop3h 59m

Harrisburg

dom. 1/25

5:30 pm-6:50 pm

Nonstop2h 20m

$219

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

jue. 1/1

9:05 pm-12:07 am

Nonstop2h 02m

Harrisburg

lun. 1/5

6:15 am-9:38 am

1 stop4h 23m

$219

ChicagoHarrisburg

MDW - MDT

MDWMDT

Chicago Midway

jue. 12/4

5:13 pm-11:13 pm

1 stop5h 00m

Harrisburg

dom. 12/7

7:27 pm-11:47 pm

1 stop5h 20m

$229

ChicagoHarrisburg

MDW - MDT

MDWMDT

Chicago Midway

vie. 1/16

6:30 pm-10:56 pm

1 stop3h 26m

Harrisburg

dom. 1/25

6:00 am-8:54 am

1 stop3h 54m

$229

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

mié. 12/3

9:49 am-6:32 pm

1 stop7h 43m

Harrisburg

mié. 12/10

6:00 am-12:03 pm

1 stop7h 03m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 46 results
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Best time to book a flight from Illinois to Harrisburg

Have a flexible travel schedule? Discover the best time to fly to Harrisburg from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Harrisburg

What is the cheapest month to book a flight from Illinois to Harrisburg?

Currently, February is the cheapest month in which you can book a flight from Illinois to Harrisburg (average of $57). Flying from Illinois to Harrisburg in April is currently the most expensive (average of $169). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to MDT?

Find hourly flight availability from Illinois to Harrisburg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 13, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 40% on flights from Illinois to Harrisburg by exploring options for tickets in the evening.

What is the cheapest day to fly from Illinois to Harrisburg?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Harrisburg. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Harrisburg flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Harrisburg

Explore weekly flight availability from Illinois to Harrisburg. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated noviembre 13, 2025.

The most flights from USIL to MDT are scheduled on a Monday (17 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (12 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Harrisburg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Harrisburg from Illinois?

    If you book a flight to Harrisburg from Illinois, you will be flying to Harrisburg, which is the city’s only airport. Harrisburg (MDT) is located 8.5 mi from the center of Harrisburg.

  • How long is the flight from Illinois to Harrisburg?

    For as low as $209, United Airlines can have you in Harrisburg from Illinois in 2h 03m. Illinois and Harrisburg are separated by a distance of 592 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Illinois to Harrisburg?

    When deciding which route to take from Illinois to Harrisburg consider Chicago O'Hare Intl - Harrisburg, Chicago Midway - Harrisburg or Lambert-St Louis - Harrisburg as they are the most popular.

  • What are the most reliable airlines from Illinois to Harrisburg?

    The top 3 most reliable airlines when flying from Illinois to Harrisburg are Envoy Air (85%), Qatar Airways (85%) and Alaska Airlines (85%).

  • What are the cheapest flights from Illinois to Harrisburg?

    While on average a flight from Illinois to Harrisburg is generally $256, our data shows the cheapest flight currently is $168. When looking at the most popular route, (Chicago O'Hare Intl - Harrisburg), you can expect to pay $209 for that flight.

  • Can I find deals for flights from Illinois to Harrisburg that include hotel bookings?

    Yes. In addition to deals on Illinois to Harrisburg flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Harrisburg?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Harrisburg.

  • Can I find deals for business class flights from Illinois to Harrisburg?

    Yes. Cheapflights offers flight deals from Illinois to Harrisburg by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Harrisburg?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Harrisburg (average of $57). Flying from Illinois to Harrisburg in April is currently the most expensive (average of $169). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Harrisburg?

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

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Top 2 airlines flying from Illinois to Harrisburg

Discover the top 2 airlines that operate flights from Illinois to Harrisburg. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated noviembre 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$209Average$356FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$229Average$415FlexibilityNo cancel feeOn-time71%

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