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$86+ Cheap flights from Chicago (CHI) 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — MDT
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Harrisburg are usually found in August or May, booked 64 days in advance, depart on a Saturday or Thursday and return on a Friday

Cheap flight deals from Chicago to Harrisburg

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Harrisburg (MDT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.

Round-trip from

$160
(Frontier)

One-way from

$86
(Frontier)

Popular in

February

Cheapest in

August

Average price

$393
From Chicago (CHI) to Harrisburg
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One-way flight from Chicago (CHI) to Harrisburg
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Highest demand for flights based on searches. 4% potential increase in price ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Chicago to Harrisburg

Cheapest flights from Chicago to Harrisburg
Explore the most affordable flight options available from Chicago to Harrisburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/28:49 pmORD - MDT
1 stop12h 23mFrontier
Mon 10/610:57 amMDT - ORD
1 stop9h 47mFrontier
Deal found 9/14$160
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 10/304:15 pmORD - MDT
Nonstop2h 00mUnited Airlines
Sat 12/65:34 pmMDT - ORD
Nonstop2h 21mUnited Airlines
Deal found 9/14$209
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 11/18:39 pmORD - MDT
Nonstop2h 09mAmerican Airlines
Sun 11/25:00 amMDT - ORD
Nonstop2h 21mAmerican Airlines
Deal found 9/14$210
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 10/26:20 pmORD - MDT
Nonstop2h 05mUnited Airlines
Sun 10/58:15 amMDT - ORD
Nonstop2h 14mUnited Airlines
Deal found 9/14$219
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 10/31:55 pmORD - MDT
Nonstop1h 57mUnited Airlines
Sun 10/58:15 amMDT - ORD
Nonstop2h 14mUnited Airlines
Deal found 9/15$229
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 11/226:10 pmORD - MDT
Nonstop1h 54mUnited Airlines
Tue 11/256:30 amMDT - ORD
Nonstop2h 14mUnited Airlines
Deal found 9/14$230
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 10/295:20 amORD - MDT
1 stop4h 39mDelta
Sat 12/66:00 amMDT - ORD
1 stop7h 05mDelta
Deal found 9/14$239
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 10/110:35 amMDW - MDT
1 stop5h 53mDelta
Mon 10/66:25 pmMDT - MDW
1 stop4h 49mDelta
Deal found 9/14$239
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Fri 10/31:55 pmORD - MDT
Nonstop1h 57mUnited Airlines
Mon 10/65:48 pmMDT - ORD
Nonstop2h 07mUnited Airlines
Deal found 9/14$240
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Wed 10/295:28 pmORD - MDT
1 stop20h 56mMultiple Airlines
Sun 11/28:58 pmMDT - ORD
1 stop25h 35mMultiple Airlines
Deal found 9/14$241
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Fri 10/38:49 pmORD - MDT
1 stop22h 33mMultiple Airlines
Mon 10/610:57 amMDT - ORD
1 stop11h 36mMultiple Airlines
Deal found 9/14$245
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/298:13 amORD - MDT
Nonstop1h 57mAmerican Airlines
Sun 11/27:24 pmMDT - ORD
1 stop4h 31mAmerican Airlines
Deal found 9/14$248

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 September 16, 2025.
Use the filters below to find and compare flights from Chicago to Harrisburg that are best for you.

Fly from

Chicago

Fly to

Harrisburg

Route

Depart

Return

Price

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Thu 10/2

8:49 pm-10:12 am

1 stop12h 23m

Harrisburg

Mon 10/6

10:57 am-7:44 pm

1 stop9h 47m

$160

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Fri 10/10

1:55 pm-4:52 pm

Nonstop1h 57m

Harrisburg

Sun 10/12

6:30 am-7:37 am

Nonstop2h 07m

$209

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Mon 12/22

8:54 pm-11:54 pm

Nonstop2h 00m

Harrisburg

Mon 12/29

5:00 am-6:21 am

Nonstop2h 21m

$209

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Sat 12/27

9:05 pm-12:07 am

Nonstop2h 02m

Harrisburg

Thu 1/1

6:30 am-7:50 am

Nonstop2h 20m

$209

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Wed 10/29

6:10 pm-9:04 pm

Nonstop1h 54m

Harrisburg

Sat 11/1

5:34 pm-6:55 pm

Nonstop2h 21m

$209

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Wed 10/1

8:05 am-11:01 am

Nonstop1h 56m

Harrisburg

Mon 10/6

8:11 pm-9:24 pm

Nonstop2h 13m

$219

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Fri 10/3

1:55 pm-4:52 pm

Nonstop1h 57m

Harrisburg

Sun 10/5

8:15 am-9:29 am

Nonstop2h 14m

$219

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Wed 12/10

7:10 am-10:06 am

Nonstop1h 56m

Harrisburg

Wed 12/17

10:40 am-2:25 pm

1 stop4h 45m

$219

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Sat 11/22

5:08 pm-11:04 pm

1 stop4h 56m

Harrisburg

Tue 11/25

5:00 pm-8:29 pm

1 stop4h 29m

$229

ChicagoHarrisburg

MDW - MDT

MDWMDT

Chicago Midway

Wed 10/1

10:35 am-5:28 pm

1 stop5h 53m

Harrisburg

Mon 10/6

6:25 pm-10:14 pm

1 stop4h 49m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 41 results
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2
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5

Best time to book a flight from Chicago to Harrisburg

Have a flexible travel schedule? Discover the best time to fly to Harrisburg from Chicago 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 Chicago to Harrisburg

How far ahead should I book a flight from Chicago to Harrisburg?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Harrisburg. Price data was last updated on September 12, 2025.

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Harrisburg. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Chicago to Harrisburg (average of $347). Flying from Chicago to Harrisburg in November is currently the most expensive (average of $408). 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 CHI to MDT?

Find hourly flight availability from Chicago 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 September 16, 2025.

It’s typically best to fly out from Chicago to Harrisburg in the evening. Doing so could potentially save you 15% on the flight price compared to flying at noon, which is usually more expensive.

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

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

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

Weekly flight availability from Chicago to Harrisburg

Explore weekly flight availability from Chicago 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 September 16, 2025.

The most flights from CHI to MDT are scheduled on a Monday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

How much does it cost to fly round-trip from Chicago to Harrisburg?

Reviews of airlines servicing Harrisburg

Get insights into the airlines that provide service to Harrisburg. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Harrisburg. Reviews last updated September 16, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Chicago to Harrisburg by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,929 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,929 reviews
United Airlines
7.4
Good
8,929 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,929 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 Chicago?

    If you book a flight to Harrisburg from Chicago, 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. There are 10 flights from Chicago to Harrisburg per day from 2 different airlines.

  • How long is the flight from Chicago to Harrisburg?

    A quick flight from Chicago to Harrisburg can take about 1h 57m. Frontier provides one of the quickest options available for as low as $209. Chicago 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 cheapest airlines flying from Chicago to Harrisburg round-trip?

    Flying on United Airlines is currently your cheapest option to Harrisburg, with prices starting at $204. Another option worth looking into is American Airlines, starting at $238 round trip. You may be able to fly from Chicago to Harrisburg for 41% less than the average price by searching for these airlines.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to Harrisburg on time: Republic Airways (100%), Qatar Airways (91%), Alaska Airlines (84%).

  • What are the cheapest flights from Chicago to Harrisburg?

    The cheapest flight price from Chicago to Harrisburg is $168. On average you can expect to pay $339. The most popular route, (Chicago O'Hare Intl - Harrisburg), can usually be booked for $209.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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 Chicago to Harrisburg?

    Currently, August is the cheapest month in which you can book a flight from Chicago to Harrisburg (average of $347). Flying from Chicago to Harrisburg in November is currently the most expensive (average of $408). 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
Carlisle
Mechanicsburg
Hershey
Camp Hill

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chicago to Harrisburg

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Chicago to Harrisburg

Discover the top 2 airlines that operate flights from Chicago 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$204Average$395FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$238Average$306FlexibilityNo cancel feeOn-time71%

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