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$315+ Cheap flights from Ontario to Harrisburg (ONT - 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MDT
Aug 11 — Aug 181
Tue 8/11
Tue 8/18
1 adult, Economy
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Cheap flight deals from Ontario to Harrisburg

Cheapest flights from Ontario to Harrisburg
Explore the most affordable flight options available from Ontario to Harrisburg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.

This American Airlines deal was found by Cheapflights users on 7/10. 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.
Sat 9/1912:37 pm
ONT
-
MDT
1 stop7h 10m
American Airlines
Sat 9/266:29 am
MDT
-
ONT
1 stop9h 56m
American Airlines
Deal found 7/10$351
This American Airlines deal was found by Cheapflights users on 7/10. 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.
Wed 11/1810:47 am
ONT
-
MDT
1 stop9h 09m
American Airlines
Sun 11/223:46 pm
MDT
-
ONT
1 stop8h 25m
American Airlines
Deal found 7/10$360
This United Airlines deal was found by Cheapflights users on 7/7. 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 11/185:00 am
ONT
-
MDT
2 stops8h 47m
United Airlines
Sun 11/222:00 pm
MDT
-
ONT
1 stop7h 29m
United Airlines
Deal found 7/7$365
This American Airlines deal was found by Cheapflights users on 7/8. 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 11/227:30 pm
ONT
-
MDT
2 stops12h 13m
American Airlines
Sun 12/66:20 am
MDT
-
ONT
1 stop8h 33m
American Airlines
Deal found 7/8$374
This Delta deal was found by Cheapflights users on 7/11. 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.
Sat 7/2512:00 pm
ONT
-
MDT
1 stop8h 53m
Delta
Thu 8/203:03 pm
MDT
-
ONT
1 stop9h 49m
Delta
Deal found 7/11$409
This Delta deal was found by Cheapflights users on 7/11. 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 7/2111:48 am
ONT
-
MDT
1 stop9h 05m
Delta
Thu 8/203:03 pm
MDT
-
ONT
1 stop9h 49m
Delta
Deal found 7/11$411
This American Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 8/2712:33 pm
ONT
-
MDT
1 stop7h 50m
American Airlines
Sun 8/305:00 am
MDT
-
ONT
2 stops10h 03m
American Airlines
Deal found 7/8$414
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:00 pm
ONT
-
MDT
1 stop9h 56m
Delta
Thu 8/203:03 pm
MDT
-
ONT
1 stop9h 49m
Delta
Deal found 7/9$434
This Delta deal was found by Cheapflights users on 7/11. 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 7/2111:48 am
ONT
-
MDT
1 stop9h 05m
Delta
Fri 8/213:03 pm
MDT
-
ONT
1 stop9h 49m
Delta
Deal found 7/11$436

Find flight deals from Ontario to Harrisburg

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 July 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$351
(American Airlines)

One-way from

$315
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$605
Provider with most accurate pricing for Ontario-Harrisburg flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Harrisburg flights.
Search Deals
From Ontario to Harrisburg
Search Deals
One-way flight from Ontario to Harrisburg
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($110 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario 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 July 12, 2026.
Use the filters below to find and compare flights from Ontario to Harrisburg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Wed 7/22

11:48 am-11:53 pm

1 stop9h 05m

Harrisburg

Thu 8/20

3:03 pm-9:52 pm

1 stop9h 49m

$411

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Tue 8/25

9:01 am-11:30 pm

2 stops11h 29m

Harrisburg

Sat 8/29

5:54 pm-10:35 pm

1 stop7h 41m

$466
Quickest round-trip

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Sun 9/20

7:00 am-4:52 pm

1 stop6h 52m

Harrisburg

Sat 9/26

5:54 pm-10:49 pm

1 stop7h 55m

$501

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Fri 9/4

7:13 pm-9:51 am

2 stops11h 38m

Harrisburg

Sun 9/6

6:30 am-12:50 pm

2 stops9h 20m

$556
Cheapest one-way

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Sun 7/26

8:17 am-11:29 am

3 stops48h 12m

$361

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Thu 9/3

12:00 pm-11:43 pm

1 stop8h 43m

$374

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Sat 8/1

6:10 am-4:56 pm

1 stop7h 46m

$429

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Fri 8/7

5:45 am-11:30 pm

2 stops14h 45m

$433

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Sat 8/8

5:45 am-11:30 pm

2 stops14h 45m

$433

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Fri 8/21

5:00 am-8:53 pm

2 stops12h 53m

$433

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/8

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Ontario to Harrisburg

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Harrisburg in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Harrisburg flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Harrisburg flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Harrisburg flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Harrisburg flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Harrisburg flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Harrisburg

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

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 July 12, 2026.
Peruse reviews from past customers who have flown with American Airlines from Ontario to Harrisburg 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.
American Airlines
7.1
Good
11,804 reviews

Boarding

7.5

Comfort

7.2

Overall

7.1

Crew

7.9

Food

6.4

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.1
Good
11,804 reviews
American Airlines
7.1
Good
11,804 reviews

Boarding

7.5

Comfort

7.2

Overall

7.1

Crew

7.9

Food

6.4

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from Ontario to Harrisburg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Harrisburg?

    A quick flight from Ontario to Harrisburg can take about 9h 05m. Delta provides one of the quickest options available for as low as $411. Ontario and Harrisburg are separated by a distance of 2267 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Ontario to Harrisburg round-trip?

    Our cheapest airline available from Ontario to Harrisburg is American Airlines. Our recent data shows that you can find tickets from as low as $339 on this airline. American Airlines is priced at 38% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario 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.

See more FAQs

Traveling to a place near Harrisburg?

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

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Alternative routes for Ontario to Harrisburg

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ontario to Harrisburg

Discover the top airline that operate flights from Ontario 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 July 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$339Average$547FlexibilityNo cancel feeOn-time71%

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