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Harrisburg

$216+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MDT
Apr 27 — May 41
Mon 4/27
Mon 5/4
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 March 28, 2026.

This American Airlines deal was found by Cheapflights users on 3/23. 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 5/2312:41 pm
ONT
-
MDT
1 stop7h 01m
American Airlines
Thu 5/287:07 am
MDT
-
ONT
1 stop9h 21m
American Airlines
Deal found 3/23$389
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Sat 5/236:30 am
ONT
-
MDT
1 stop7h 24m
United Airlines
Thu 5/286:15 am
MDT
-
ONT
2 stops9h 32m
United Airlines
Deal found 3/23$410
This United Airlines deal was found by Cheapflights users on 3/23. 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 4/67:00 am
ONT
-
MDT
1 stop6h 50m
United Airlines
Tue 4/145:52 pm
MDT
-
ONT
1 stop7h 39m
United Airlines
Deal found 3/23$419
This American Airlines deal was found by Cheapflights users on 3/24. 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 5/2412:40 pm
ONT
-
MDT
1 stop7h 02m
American Airlines
Sat 5/307:07 am
MDT
-
ONT
1 stop7h 44m
American Airlines
Deal found 3/24$454
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Sun 5/246:30 am
ONT
-
MDT
1 stop10h 18m
United Airlines
Sat 5/302:52 pm
MDT
-
ONT
2 stops10h 54m
United Airlines
Deal found 3/24$461
This American Airlines deal was found by Cheapflights users on 3/24. 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 4/1111:59 pm
ONT
-
MDT
2 stops13h 08m
American Airlines
Tue 4/149:57 am
MDT
-
ONT
2 stops11h 27m
American Airlines
Deal found 3/24$465
This Delta deal was found by Cheapflights users on 3/27. 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.
Mon 4/1310:15 pm
ONT
-
MDT
1 stop9h 56m
Delta
Sat 5/22:40 pm
MDT
-
ONT
1 stop9h 20m
Delta
Deal found 3/27$469
This Delta deal was found by Cheapflights users on 3/26. 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 4/812:57 pm
ONT
-
MDT
1 stop7h 44m
Delta
Mon 4/134:19 pm
MDT
-
ONT
2 stops10h 25m
Delta
Deal found 3/26$491

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 March 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$389
(American Airlines)

One-way from

$216
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$399
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
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 28, 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

Sun 5/24

6:30 am-7:48 pm

1 stop10h 18m

Harrisburg

Sat 5/30

2:52 pm-10:46 pm

2 stops10h 54m

$461

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Mon 4/13

10:15 pm-11:11 am

1 stop9h 56m

Harrisburg

Sat 5/2

2:40 pm-9:00 pm

1 stop9h 20m

$469

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Fri 4/17

7:00 am-4:46 pm

1 stop6h 46m

Harrisburg

Sat 4/18

5:44 pm-10:31 pm

1 stop7h 47m

$499

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Fri 5/29

5:45 am-11:30 pm

2 stops14h 45m

Harrisburg

Tue 6/2

10:30 am-9:55 pm

2 stops14h 25m

$509
Quickest round-trip

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Wed 4/8

7:00 am-4:50 pm

1 stop6h 50m

Harrisburg

Mon 4/13

5:52 pm-10:31 pm

1 stop7h 39m

$529

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Thu 4/16

7:00 am-4:51 pm

1 stop6h 51m

Harrisburg

Fri 5/1

5:54 pm-10:35 pm

1 stop7h 41m

$529

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Fri 4/24

6:45 pm-10:07 am

2 stops12h 22m

Harrisburg

Fri 5/1

5:54 pm-10:35 pm

1 stop7h 41m

$534

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Thu 4/9

7:00 am-4:51 pm

1 stop6h 51m

Harrisburg

Mon 4/13

5:52 pm-10:31 pm

1 stop7h 39m

$609

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Sat 9/12

7:00 am-4:51 pm

1 stop6h 51m

Harrisburg

Fri 9/18

10:30 am-9:59 pm

2 stops14h 29m

$656
Cheapest one-way

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Tue 5/26

6:30 pm-9:40 am

2 stops12h 10m

$221

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 19 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 March.
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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Harrisburg

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

Currently, August is the cheapest month in which you can book a flight from Ontario to Harrisburg (average of $93). Flying from Ontario to Harrisburg in March is currently the most expensive (average of $198). 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.

How much does it cost to fly round-trip from Ontario to Harrisburg?

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 March 28, 2026.
Peruse reviews from past customers who have flown with United Airlines and 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.
United Airlines
7.4
Good
9,499 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
United Airlines
7.4
Good
9,499 reviews
United Airlines
7.4
Good
9,499 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
American Airlines
7.1
Good
11,520 reviews
United Airlines
7.4
Good
9,499 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

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 56m. United Airlines provides one of the quickest options available for as low as $469. 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 are the cheapest airlines flying 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 $314 on this airline. An additional option worth looking into is United Airlines, starting at $328. American Airlines is priced at 29% 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.

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

    Currently, August is the cheapest month in which you can book a flight from Ontario to Harrisburg (average of $93). Flying from Ontario to Harrisburg in March is currently the most expensive (average of $198). 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
Hershey
Mechanicsburg
Camp Hill
Carlisle

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Top 2 airlines flying from Ontario to Harrisburg

Discover the top 2 airlines 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 March 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$314Average$468FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$328Average$468FlexibilityNo cancel feeOn-time69%

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