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O'Hare Intl

$99+ Cheap flights from Harrisburg (MDT) to O'Hare Intl (ORD)

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — ORD
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Harrisburg to Chicago O'Hare Intl are usually found in January or March, booked 64 days in advance, depart on a Friday or Wednesday and return on a Saturday

Cheap flight deals from Harrisburg to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) to O'Hare Intl (ORD). 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 July 29, 2025.

Round-trip from

$209
(American Airlines)

One-way from

$99
(Frontier)

Popular in

October

Cheapest in

January

Average price

$368
From Harrisburg to Chicago O'Hare Intl
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One-way flight from Harrisburg to Chicago O'Hare Intl
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Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Harrisburg to O'Hare Intl

Cheapest flights from Harrisburg to O'Hare Intl
Explore the most affordable flight options available from Harrisburg to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/29. 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 8/305:00 amMDT - ORD
Nonstop2h 18mAmerican Airlines
Mon 9/18:39 pmORD - MDT
Nonstop2h 17mAmerican Airlines
Deal found 7/29$209
This Mytrip deal was found by Cheapflights users on 7/28. 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 8/189:22 pmMDT - ORD
2 stops22h 45mMultiple Airlines
Thu 8/2111:36 amORD - MDT
2 stops23h 10mMultiple Airlines
Deal found 7/28$211
This Frontier deal was found by Cheapflights users on 7/29. 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.
Fri 9/1911:07 amMDT - ORD
1 stop9h 37mFrontier
Sun 9/218:49 pmORD - MDT
1 stop12h 13mFrontier
Deal found 7/29$218
This Delta deal was found by Cheapflights users on 7/27. 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 8/206:10 amMDT - ORD
1 stop5h 10mDelta
Sun 8/249:10 amORD - MDT
1 stop6h 03mDelta
Deal found 7/27$229
This United Airlines deal was found by Cheapflights users on 7/28. 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 9/196:45 amMDT - ORD
Nonstop2h 07mUnited Airlines
Sun 9/217:10 amORD - MDT
Nonstop2h 04mUnited Airlines
Deal found 7/28$238

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harrisburg to O'Hare Intl 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 July 29, 2025.
Use the filters below to find and compare flights from Harrisburg to Chicago O'Hare Intl Airport that are best for you.

Fly from

Harrisburg

Fly to

O'Hare Intl

Route

Depart

Return

Price

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Sat 8/30

5:00 am-6:18 am

Nonstop2h 18m

Chicago O'Hare Intl

Mon 9/1

8:39 pm-11:56 pm

Nonstop2h 17m

$209

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Mon 8/18

9:22 pm-7:07 pm

2 stops22h 45m

Chicago O'Hare Intl

Thu 8/21

11:36 am-11:46 am

2 stops23h 10m

$211

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Fri 9/19

11:07 am-7:44 pm

1 stop9h 37m

Chicago O'Hare Intl

Sun 9/21

8:49 pm-10:02 am

1 stop12h 13m

$218

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Wed 8/20

6:10 am-10:20 am

1 stop5h 10m

Chicago O'Hare Intl

Sun 8/24

9:10 am-4:13 pm

1 stop6h 03m

$229

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Fri 9/19

6:45 am-7:52 am

Nonstop2h 07m

Chicago O'Hare Intl

Sun 9/21

7:10 am-10:14 am

Nonstop2h 04m

$238

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Sat 8/23

12:48 pm-6:41 pm

1 stop6h 53m

$99

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Thu 8/21

12:10 pm-11:59 pm

2 stops12h 49m

$146

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Sat 8/30

6:00 am-9:35 pm

2 stops16h 35m

$195

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Wed 8/27

7:00 am-1:09 pm

1 stop7h 09m

$214

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Sat 10/4

8:15 am-9:29 am

Nonstop2h 14m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Harrisburg to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl Airport

How far ahead should I book a flight from Harrisburg to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Harrisburg to O'Hare Intl. Price data was last updated on July 25, 2025.

The best time to book flights from Harrisburg to Chicago O'Hare Intl Airport is 64 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Harrisburg to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Harrisburg to Chicago O'Hare Intl Airport (average of $245). Flying from Harrisburg to Chicago O'Hare Intl Airport 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 ORD?

Find hourly flight availability from Harrisburg to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

One of the essential ways to save on airfare from Harrisburg to Chicago O'Hare Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 55% on airfare.

What is the cheapest day to fly from Harrisburg to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Harrisburg to O'Hare Intl. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Harrisburg to Chicago O'Hare Intl Airport flight should consider departing on Friday 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 O'Hare Intl Airport

Explore weekly flight availability from Harrisburg to O'Hare Intl. 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 July 29, 2025.

The most flights from MDT to ORD are scheduled on a Monday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 on average).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated July 29, 2025.
Read through reviews of airlines operating flights from Harrisburg to Chicago O'Hare Intl Airport, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

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
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

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
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

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
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

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
5.9
Fair
3,238 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

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 O'Hare Intl. 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 O'Hare Intl?

    Harrisburg (MDT) is the airport you will fly out of if you book a flight from Harrisburg to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from Harrisburg; the airport handles an average of 13 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Harrisburg airport to Chicago O'Hare Intl. It is only a 8.5 mi journey to Harrisburg (MDT) from Harrisburg’s city center.

  • What are the cheapest airlines flying from Harrisburg to Chicago O'Hare Intl Airport round-trip?

    Our cheapest airline available from Harrisburg to Chicago O'Hare Intl Airport is American Airlines. Our recent data shows that you can find tickets from as low as $209 on this airline. Additional options worth looking into are Frontier and Delta, starting at $218 and $229 round-trip. You may be able to fly from Harrisburg to Chicago O'Hare Intl Airport for 35% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Harrisburg to Chicago O'Hare Intl Airport one-way?

    The cheapest airlines for a one-way flight from Harrisburg to Chicago O'Hare Intl Airport are Frontier ($99), Delta ($195), and American Airlines ($214).

  • What are the most reliable airlines from Harrisburg to Chicago O'Hare Intl Airport?

    Before booking your flight to Chicago O'Hare Intl Airport from Harrisburg, check out the most reliable airlines to get you to your destination on time: Qatar Airways (91%), Piedmont Airlines (91%), Japan Airlines( 84%).

  • What are the cheapest flights from Harrisburg to Chicago O'Hare Intl Airport?

    On average you can expect to pay $1,139 for a flight from Harrisburg to Chicago O'Hare Intl Airport. The cheapest flight overall is $223 while the most popular route, (Harrisburg - Chicago O'Hare Intl) is currently priced at $209.

  • Can I find deals for flights from Harrisburg to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Harrisburg to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harrisburg to O'Hare Intl?

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

  • Can I find deals for business class flights from Harrisburg to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Harrisburg to O'Hare Intl 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 O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Harrisburg to Chicago O'Hare Intl Airport (average of $245). Flying from Harrisburg to Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Beloit
Hoffman Estates
Skokie
Naperville
Des Plaines
Elgin
Arlington Heights
Elk Grove Village
Racine
Rockford
Tinley Park
Orland Park
Merrillville
Downers Grove
Evanston
Lake Geneva
Gurnee
Joliet

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Alternative routes for Harrisburg to O'Hare Intl

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 O'Hare Intl

Discover the top 3 airlines that operate flights from Harrisburg to O'Hare Intl. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$119Average$268FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$201Average$336FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$207Average$313FlexibilityNo cancel feeOn-time71%

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