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O'Hare Intl

$85+ 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — ORD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 Saturday 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 September 11, 2025.

Round-trip from

$219
(United Airlines)

One-way from

$85
(Frontier)

Popular in

October

Cheapest in

January

Average price

$329
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 ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 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 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 September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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 10/26:30 amMDT - ORD
Nonstop2h 07mUnited Airlines
Sun 10/58:45 amORD - MDT
1 stop4h 09mUnited Airlines
Deal found 9/9$219
This Delta deal was found by Cheapflights users on 9/11. 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.
Tue 10/76:25 pmMDT - ORD
1 stop6h 34mDelta
Sat 10/114:09 pmORD - MDT
1 stop5h 59mDelta
Deal found 9/11$229
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:30 amMDT - ORD
Nonstop2h 14mUnited Airlines
Fri 11/286:10 pmORD - MDT
Nonstop1h 54mUnited Airlines
Deal found 9/11$230
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/136:30 amMDT - ORD
Nonstop2h 07mUnited Airlines
Thu 10/237:10 amORD - MDT
Nonstop2h 04mUnited Airlines
Deal found 9/11$238
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:30 amMDT - ORD
Nonstop2h 20mUnited Airlines
Sat 1/31:24 pmORD - MDT
1 stop4h 34mUnited Airlines
Deal found 9/11$240
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:31 pmMDT - ORD
1 stop22h 08mFrontier
Fri 10/315:25 amORD - MDT
1 stop13h 52mFrontier
Deal found 9/10$242
This Booking.com deal was found by Cheapflights users on 9/10. 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.
Mon 9/2910:57 amMDT - ORD
2 stops14h 13mFrontier
Thu 10/25:10 amORD - MDT
2 stops28h 02mFrontier
Deal found 9/10$243
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 10/46:30 pmMDT - ORD
1 stop5h 42mAmerican Airlines
Sat 10/188:39 pmORD - MDT
Nonstop2h 09mAmerican Airlines
Deal found 9/11$248
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/56:00 amMDT - ORD
Nonstop2h 09mAmerican Airlines
Sat 10/1812:09 pmORD - MDT
Nonstop1h 51mAmerican Airlines
Deal found 9/10$249
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:00 amMDT - ORD
Nonstop2h 09mAmerican Airlines
Mon 9/298:55 pmORD - MDT
Nonstop2h 04mAmerican Airlines
Deal found 9/10$259

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 September 11, 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 10/11

8:15 am-9:29 am

Nonstop2h 14m

Chicago O'Hare Intl

Sat 10/18

8:50 am-1:54 pm

1 stop4h 04m

$219

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Sat 12/6

3:00 pm-6:30 pm

1 stop4h 30m

Chicago O'Hare Intl

Wed 12/10

7:10 am-10:06 am

Nonstop1h 56m

$219

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Thu 10/2

6:30 am-7:37 am

Nonstop2h 07m

Chicago O'Hare Intl

Sun 10/5

8:45 am-1:54 pm

1 stop4h 09m

$219

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Fri 10/3

10:25 am-2:34 pm

1 stop5h 09m

Chicago O'Hare Intl

Sat 10/18

6:20 pm-9:25 pm

Nonstop2h 05m

$219

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Fri 10/31

5:37 pm-6:55 pm

Nonstop2h 18m

Chicago O'Hare Intl

Sat 11/1

8:48 am-1:58 pm

1 stop4h 10m

$219

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Wed 11/26

6:00 am-10:01 am

1 stop5h 01m

Chicago O'Hare Intl

Fri 11/28

6:45 am-11:45 am

1 stop4h 00m

$229

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Wed 11/26

6:30 am-7:44 am

Nonstop2h 14m

Chicago O'Hare Intl

Fri 11/28

6:10 pm-9:04 pm

Nonstop1h 54m

$230

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Wed 11/19

5:00 pm-8:29 pm

1 stop4h 29m

Chicago O'Hare Intl

Mon 11/24

10:46 am-4:15 pm

1 stop4h 29m

$239

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Sat 10/11

1:04 pm-6:49 pm

1 stop6h 45m

Chicago O'Hare Intl

Sat 10/18

4:56 pm-11:00 pm

1 stop5h 04m

$239

HarrisburgChicago

MDT - ORD

MDTORD

Harrisburg

Thu 10/30

6:00 am-7:12 am

Nonstop2h 12m

Chicago O'Hare Intl

Tue 11/4

3:08 pm-10:04 pm

1 stop5h 56m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 22 results
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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 August 29, 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 September 11, 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 44% 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 September 7, 2025.

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

How much does it cost to fly round-trip from Harrisburg to Chicago O'Hare Intl Airport?

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 September 11, 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
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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 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 12 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.

  • How long is the flight from Harrisburg to Chicago O'Hare Intl Airport?

    Departing from Harrisburg to Chicago O'Hare Intl Airport will take you 2h 14m. The distance from Harrisburg to Chicago O'Hare Intl Airport is about 592 mi. All flights are typically nonstop.

  • 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 $207 on this airline. Additional options worth looking into are United Airlines and Delta, starting at $209 and $221 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 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 (93%), American Airlines (75%), Envoy Air( 75%).

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

    On average you can expect to pay $764 for a flight from Harrisburg to Chicago O'Hare Intl Airport. The cheapest flight overall is $133 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
Skokie
Gurnee
Hoffman Estates
Des Plaines
Elgin
Arlington Heights
Beloit
Racine
Rockford
Orland Park
Oak Brook
Downers Grove
Naperville
Elk Grove Village
Evanston
Merrillville
Bridgeview
Warrenville

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$207Average$310FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$209Average$335FlexibilityNo cancel feeOn-time69%
DeltaCheapest$221Average$268FlexibilityNo cancel feeOn-timeN/A

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