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$75+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MDT
Jan 25 — Feb 11
Sat 1/25
Sat 2/1
1 adult, Economy
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Cheap flight deals from Illinois to Harrisburg

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) 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 January 20, 2025.

Round-trip from

$220
(Booking.com)

One-way from

$75
(Frontier)
From Illinois to Harrisburg
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One-way flight from Illinois to Harrisburg
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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 January 20, 2025.

This Booking.com deal was found by Cheapflights users on 1/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/3010:33 amORD - MDT
1 stop20h 59mFrontier
Sun 2/27:43 pmMDT - ORD
1 stop21h 40mFrontier
Deal found 1/19$220
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Tue 2/1812:00 pmSTL - MDT
2 stops7h 08mAmerican Airlines
Tue 2/256:32 amMDT - STL
1 stop8h 19mAmerican Airlines
Deal found 1/19$229
This Delta deal was found by Cheapflights users on 1/20. 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 2/1911:15 amORD - MDT
1 stop4h 58mDelta
Wed 2/261:00 pmMDT - ORD
1 stop5h 25mDelta
Deal found 1/20$239
This Delta deal was found by Cheapflights users on 1/20. 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 2/1910:57 amMDW - MDT
1 stop5h 16mDelta
Wed 2/266:14 amMDT - MDW
1 stop4h 58mDelta
Deal found 1/20$239
This Delta deal was found by Cheapflights users on 1/19. 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.
Tue 2/186:00 amSTL - MDT
1 stop5h 11mDelta
Tue 2/256:00 pmMDT - STL
1 stop6h 36mDelta
Deal found 1/19$243
This American Airlines deal was found by Cheapflights users on 1/19. 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 2/196:10 pmORD - MDT
Nonstop2h 01mAmerican Airlines
Wed 3/57:41 amMDT - ORD
Nonstop2h 31mAmerican Airlines
Deal found 1/19$249
This United Airlines deal was found by Cheapflights users on 1/18. 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.
Wed 4/233:40 pmSTL - MDT
1 stop4h 47mUnited Airlines
Tue 4/296:30 amMDT - STL
1 stop4h 28mUnited Airlines
Deal found 1/18$249
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Tue 3/46:20 pmORD - MDT
Nonstop1h 49mUnited Airlines
Fri 3/76:10 amMDT - ORD
Nonstop2h 19mUnited Airlines
Deal found 1/20$265
This CheapOair deal was found by Cheapflights users on 1/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/313:37 pmMDW - MDT
1 stop19h 56mFrontier
Sun 2/27:43 pmMDT - MDW
1 stop15h 45mFrontier
Deal found 1/19$280
This United Airlines deal was found by Cheapflights users on 1/19. 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 3/202:22 pmPIA - MDT
1 stop6h 02mUnited Airlines
Sun 3/236:10 amMDT - PIA
1 stop5h 14mUnited Airlines
Deal found 1/19$331
This Mytrip deal was found by Cheapflights users on 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/177:10 amORD - MDT
1 stop11h 53mMultiple Airlines
Mon 2/248:53 pmMDT - ORD
2 stops24h 39mMultiple Airlines
Deal found 1/20$372
This American Airlines deal was found by Cheapflights users on 1/20. 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 3/84:52 pmPIA - MDT
1 stop4h 18mAmerican Airlines
Sun 3/166:16 amMDT - PIA
1 stop5h 05mAmerican Airlines
Deal found 1/20$394

Find flights from Illinois to Harrisburg within your budget

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 January 20, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Thu 1/30

10:33 am-8:32 am

1 stop20h 59m

Harrisburg

Sun 2/2

7:43 pm-4:23 pm

1 stop21h 40m

$220

St. LouisHarrisburg

STL - MDT

STLMDT

Lambert-St Louis

Tue 2/18

12:00 pm-8:08 pm

2 stops7h 08m

Harrisburg

Tue 2/25

6:32 am-1:51 pm

1 stop8h 19m

$229

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Wed 2/19

11:15 am-5:13 pm

1 stop4h 58m

Harrisburg

Wed 2/26

1:00 pm-5:25 pm

1 stop5h 25m

$239

ChicagoHarrisburg

MDW - MDT

MDWMDT

Chicago Midway

Wed 2/19

10:57 am-5:13 pm

1 stop5h 16m

Harrisburg

Wed 2/26

6:14 am-10:12 am

1 stop4h 58m

$239

St. LouisHarrisburg

STL - MDT

STLMDT

Lambert-St Louis

Tue 2/18

6:00 am-12:11 pm

1 stop5h 11m

Harrisburg

Tue 2/25

6:00 pm-11:36 pm

1 stop6h 36m

$243

St. LouisHarrisburg

STL - MDT

STLMDT

Lambert-St Louis

Wed 4/23

3:40 pm-9:27 pm

1 stop4h 47m

Harrisburg

Tue 4/29

6:30 am-9:58 am

1 stop4h 28m

$249

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Wed 2/19

6:10 pm-9:11 pm

Nonstop2h 01m

Harrisburg

Wed 3/5

7:41 am-9:12 am

Nonstop2h 31m

$249

ChicagoHarrisburg

ORD - MDT

ORDMDT

Chicago O'Hare Intl

Tue 3/4

6:20 pm-9:09 pm

Nonstop1h 49m

Harrisburg

Fri 3/7

6:10 am-7:29 am

Nonstop2h 19m

$265

ChicagoHarrisburg

MDW - MDT

MDWMDT

Chicago Midway

Fri 1/31

3:37 pm-12:33 pm

1 stop19h 56m

Harrisburg

Sun 2/2

7:43 pm-10:28 am

1 stop15h 45m

$280

PeoriaHarrisburg

PIA - MDT

PIAMDT

Greater Peoria

Thu 3/20

2:22 pm-9:24 pm

1 stop6h 02m

Harrisburg

Sun 3/23

6:10 am-10:24 am

1 stop5h 14m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 22 results
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2
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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.

Travel insights for flights from Illinois to Harrisburg

Get recent, data-driven insights about flights from Illinois to Harrisburg including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Illinois to Harrisburg (average of $355). Flying from Illinois to Harrisburg in June is currently the most expensive (average of $453). 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 January 20, 2025.

When flying from Illinois to Harrisburg, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 January 20, 2025.

The most flights from USIL 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 (9 on average).

Rainfall in Harrisburg by month

Plan your trip to Harrisburg by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Harrisburg ranges from 2.7 - 4.1 inches per month. May is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Harrisburg when rainfall is around 2.7 in.

Temperature in Harrisburg by month

Plan your trip to Harrisburg by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Harrisburg, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 January 20, 2025.
Read through reviews of airlines operating flights from Illinois to Harrisburg, such as Frontier, American Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,982 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Frontier
6.1
Okay
3,441 reviews
Delta
8.0
Very good
8,521 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from Illinois to Harrisburg one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $75. Users have also found prices from $100 and $120 on American Airlines and Delta, respectively.

  • 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 Republic Airways (83%), Japan Airlines (78%) and Emirates (76%).

  • What are the cheapest flights from Illinois to Harrisburg?

    While on average a flight from Illinois to Harrisburg is generally $365, our data shows the cheapest flight currently is $150. When looking at the most popular route, (Chicago O'Hare Intl - Harrisburg), you can expect to pay $249 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, January is the cheapest month in which you can book a flight from Illinois to Harrisburg (average of $355). Flying from Illinois to Harrisburg in June is currently the most expensive (average of $453). 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 Illinois?

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

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Alternative routes for Illinois 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 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 January 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$198Average$397FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$208Average$472FlexibilityNo cancel feeOn-time71%
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