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$123+ Cheap flights from Harrisburg (MDT) to Chicago (CHI)

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — CHI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Harrisburg to Chicago are usually found in January or February, booked 43 days in advance, depart on a Wednesday or Saturday and return on a Saturday

Cheap flight deals from Harrisburg to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) to Chicago (CHI). 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 June 12, 2025.

Round-trip from

$248
(Mytrip)

One-way from

$123
(Mytrip)

Popular in

October

Cheapest in

January

Average price

$324
From Harrisburg to Chicago (CHI)
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One-way flight from Harrisburg to Chicago (CHI)
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Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Harrisburg to Chicago

Cheapest flights from Harrisburg to Chicago
Explore the most affordable flight options available from Harrisburg to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/16:38 pmMDT - ORD
1 stop15h 12mMultiple Airlines
Tue 7/295:05 amORD - MDT
1 stop11h 50mMultiple Airlines
Deal found 6/12$248
This Delta deal was found by Cheapflights users on 6/10. 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 9/106:00 amMDT - ORD
1 stop7h 16mDelta
Sun 9/147:00 amORD - MDT
1 stop3h 57mDelta
Deal found 6/10$249
This Delta deal was found by Cheapflights users on 6/10. 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.
Sat 7/196:10 amMDT - MDW
1 stop3h 34mDelta
Sat 7/265:53 pmMDW - MDT
1 stop4h 06mDelta
Deal found 6/10$249
This United Airlines deal was found by Cheapflights users on 6/10. 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 9/102:24 pmMDT - ORD
1 stop6h 24mUnited Airlines
Sun 9/146:10 pmORD - MDT
Nonstop2h 06mUnited Airlines
Deal found 6/10$255
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 6/301:10 pmMDT - ORD
1 stop4h 45mAmerican Airlines
Fri 7/43:09 pmORD - MDT
Nonstop1h 49mAmerican Airlines
Deal found 6/11$256
This Booking.com deal was found by Cheapflights users on 6/10. 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.
Fri 9/1211:34 amMDT - MDW
1 stop25h 22mFrontier
Sun 9/148:34 amMDW - MDT
1 stop25h 05mFrontier
Deal found 6/10$287
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1911:34 amMDT - ORD
1 stop28h 19mFrontier
Sun 9/216:10 amORD - MDT
1 stop27h 29mFrontier
Deal found 6/12$297
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2410:04 amMDT - MDW
2 stops29h 00mAllegiant Air
Mon 7/282:54 pmMDW - MDT
2 stops16h 33mAllegiant Air
Deal found 6/11$380

Cheapflights Fare Finder

Customize your flight search to find flights from Harrisburg to Chicago 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 June 12, 2025.
Use the filters below to find and compare flights from Harrisburg to Chicago that are best for you.

Fly from

Harrisburg

Fly to

Chicago

Route

Depart

Return

Price

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Tue 7/1

6:38 pm-8:50 am

1 stop15h 12m

Chicago O'Hare Intl

Tue 7/29

5:05 am-5:55 pm

1 stop11h 50m

$248

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Wed 9/10

6:10 am-10:20 am

1 stop5h 10m

Chicago O'Hare Intl

Sat 9/13

7:00 am-11:57 am

1 stop3h 57m

$249

HarrisburgChicago

MDT - MDW

MDTMDW

Harrisburg

Sat 7/19

6:10 am-8:44 am

1 stop3h 34m

Chicago Midway

Sat 7/26

5:53 pm-10:59 pm

1 stop4h 06m

$249

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Wed 9/10

2:24 pm-7:48 pm

1 stop6h 24m

Chicago O'Hare Intl

Sun 9/14

6:10 pm-9:16 pm

Nonstop2h 06m

$255

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Mon 6/30

1:10 pm-4:55 pm

1 stop4h 45m

Chicago O'Hare Intl

Fri 7/4

3:09 pm-5:58 pm

Nonstop1h 49m

$256

HarrisburgChicago

MDT - MDW

MDTMDW

Harrisburg

Fri 9/12

11:34 am-11:56 am

1 stop25h 22m

Chicago Midway

Sun 9/14

8:34 am-10:39 am

1 stop25h 05m

$287

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Fri 9/19

11:34 am-2:53 pm

1 stop28h 19m

Chicago O'Hare Intl

Sun 9/21

6:10 am-10:39 am

1 stop27h 29m

$297

HarrisburgChicago

MDT - MDW

MDTMDW

Harrisburg

Thu 7/24

10:04 am-2:04 pm

2 stops29h 00m

Chicago Midway

Mon 7/28

2:54 pm-8:27 am

2 stops16h 33m

$380

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Tue 8/5

6:45 pm-8:55 am

1 stop15h 10m

$123

HarrisburgChicago

MDT - MDW

MDTMDW

Harrisburg

Sun 7/20

11:06 am-3:06 pm

1 stop29h 00m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 16 results
1
2

Best time to book a flight from Harrisburg to Chicago

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

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

Use this chart to determine the optimal time to book a round-trip flight from Harrisburg to Chicago. Price data was last updated on June 9, 2025.

Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from Harrisburg to Chicago. 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 Harrisburg to Chicago?

Currently, August is the cheapest month in which you can book a flight from Harrisburg to Chicago (average of $245). Flying from Harrisburg to Chicago in March is currently the most expensive (average of $321). 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 MDT to CHI?

Find hourly flight availability from Harrisburg to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s typically best to fly out from Harrisburg to Chicago in the afternoon. Doing so could potentially save you 14% on the flight price compared to flying at noon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Harrisburg to Chicago. Price data was last updated on November 10, 2024.

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

Weekly flight availability from Harrisburg to Chicago

Explore weekly flight availability from Harrisburg to Chicago. 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 June 12, 2025.

The most flights from MDT to CHI are scheduled on a Monday (15 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Chicago by month

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

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

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

If weather is an important factor for your trip to Chicago, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and Allegiant Air from Harrisburg to Chicago to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.3
Good
725 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
6.0
Okay
3,295 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Harrisburg to Chicago. 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 from for flights from Harrisburg to Chicago?

    Harrisburg (MDT), located 8.5 mi from the city center, is the airport you fly out of when you book flights from Harrisburg to Chicago. 3 airlines have flights from Harrisburg to Chicago on a regular basis. Booking flights from Harrisburg to Chicago should not be difficult; the airport handles an average of 14 outbound flights to Chicago per day.

  • What are the cheapest airlines flying from Harrisburg to Chicago round-trip?

    Currently priced at $249, Delta will fly you from Harrisburg to Chicago and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $255 and $256, respectively. These flights start at 24% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $149 on Frontier. Other airlines that offer cheap prices include Allegiant Air from $161 and American Airlines from $223 one-way.

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

    Consider Republic Airways (93%), United Airlines (89%) or SkyWest Airlines (88%) when booking your flight. These represent the most reliable airlines when flying from Harrisburg to Chicago.

  • What are the cheapest flights from Harrisburg to Chicago?

    Looking at all options, your cheapest flight can be booked for $194. While the most popular route (Harrisburg - Chicago O'Hare Intl) can be booked for $209 on average our data indicates $2,454 when flying from Harrisburg to Chicago.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Harrisburg to Chicago (average of $245). Flying from Harrisburg to Chicago in March is currently the most expensive (average of $321). 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
Merrillville
Lansing
Benton Harbor
Porter
Hammond
Valparaiso
Chesterton

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Alternative routes for Harrisburg to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Harrisburg to Chicago

Discover the top 3 airlines that operate flights from Harrisburg to Chicago. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$119Average$333FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$204Average$348FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$207Average$314FlexibilityNo cancel feeOn-time71%

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