HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Harrisburg

$228+ 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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MDT
Jun 10 — Jun 171
Wed 6/10
Wed 6/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Harrisburg with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 May 11, 2026.

This Delta deal was found by Cheapflights users on 5/9. 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.
Tue 10/610:59 pm
ONT
-
MDT
1 stop9h 37m
Delta
Wed 10/2112:25 pm
MDT
-
ONT
1 stop8h 53m
Delta
Deal found 5/9$351
This American Airlines deal was found by Cheapflights users on 5/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:25 pm
ONT
-
MDT
1 stop9h 43m
American Airlines
Tue 8/252:45 pm
MDT
-
ONT
1 stop9h 26m
American Airlines
Deal found 5/9$402
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1612:07 pm
ONT
-
MDT
1 stop8h 44m
Delta
Thu 5/286:00 am
MDT
-
ONT
1 stop7h 57m
Delta
Deal found 5/7$416
This American Airlines deal was found by Cheapflights users on 5/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:13 pm
ONT
-
MDT
2 stops11h 55m
American Airlines
Sat 6/135:43 pm
MDT
-
ONT
1 stop7h 53m
American Airlines
Deal found 5/7$448
This Delta deal was found by Cheapflights users on 5/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1612:07 pm
ONT
-
MDT
1 stop8h 44m
Delta
Wed 5/2711:57 am
MDT
-
ONT
1 stop9h 39m
Delta
Deal found 5/7$451

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 May 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$351
(Delta)

One-way from

$228
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$314
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. 7% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 11, 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
Quickest round-trip

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Fri 6/5

12:07 pm-11:51 pm

1 stop8h 44m

Harrisburg

Mon 6/15

6:04 am-10:40 am

1 stop7h 36m

$544

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Sat 5/23

6:30 am-7:47 pm

1 stop10h 17m

Harrisburg

Wed 5/27

5:52 pm-10:51 pm

1 stop7h 59m

$559

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Fri 5/29

5:45 am-11:30 pm

2 stops14h 45m

Harrisburg

Tue 6/2

7:59 pm-12:12 pm

2 stops19h 13m

$568

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Wed 8/5

5:45 am-11:30 pm

2 stops14h 45m

Harrisburg

Wed 8/19

10:45 am-8:01 pm

2 stops12h 16m

$587

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Sat 5/16

5:55 pm-11:07 am

2 stops14h 12m

Harrisburg

Tue 5/26

12:45 pm-9:48 pm

2 stops12h 03m

$610

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Tue 6/2

6:39 pm-9:40 am

2 stops12h 01m

Harrisburg

Mon 6/8

7:59 pm-10:37 pm

2 stops29h 38m

$612

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Mon 7/20

6:00 am-9:40 am

2 stops24h 40m

Harrisburg

Mon 7/27

7:59 pm-10:37 pm

2 stops29h 38m

$786

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Sun 5/31

6:30 pm-9:40 am

2 stops12h 10m

Harrisburg

Sat 6/6

6:15 am-10:50 pm

2 stops19h 35m

$797
Cheapest one-way

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Sat 7/18

12:00 pm-11:53 pm

1 stop8h 53m

$294

OntarioHarrisburg

ONT - MDT

ONTMDT

Ontario

Wed 7/29

5:45 am-11:30 pm

2 stops14h 45m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/7

Showing 1-10 of 18 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 May.
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 May 11, 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
11,667 reviews

Comfort

7.2

Overall

7.1

Crew

7.9

Entertainment

6.9

Food

6.4

Boarding

7.5

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
11,667 reviews
American Airlines
7.1
Good
11,667 reviews

Comfort

7.2

Overall

7.1

Crew

7.9

Entertainment

6.9

Food

6.4

Boarding

7.5

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 8h 44m. Delta provides one of the quickest options available for as low as $544. 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 $314 on this airline. American Airlines is priced at 27% 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Harrisburg

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to John F Kennedy Intl flights
San Francisco to Newark flights
San Francisco to LaGuardia flights
Los Angeles to Newark flights
Los Angeles to John F Kennedy Intl flights
Ontario to John F Kennedy Intl flights
Los Angeles to LaGuardia flights
San Jose to John F Kennedy Intl flights
San Jose to Newark flights
Oakland to John F Kennedy Intl flights
Los Angeles to Reagan-National flights
Los Angeles to Dulles Intl flights
Oakland to Newark flights
Ontario to Newark flights
San Francisco to Dulles Intl flights
Santa Ana to John F Kennedy Intl flights
San Diego to John F Kennedy Intl flights
San Francisco to Reagan-National flights
Santa Ana to Newark flights
San Diego to Newark flights
Los Angeles to Philadelphia flights
Ontario to LaGuardia flights
San Francisco to Philadelphia flights
Las Vegas to John F Kennedy Intl flights
San Diego to Dulles Intl flights
Sacramento to John F Kennedy Intl flights
Las Vegas to Newark flights
Ontario to Dulles Intl flights
San Diego to LaGuardia flights
Burbank to John F Kennedy Intl flights
Sacramento to Newark flights
Ontario to Reagan-National flights
Las Vegas to LaGuardia flights
San Jose to LaGuardia flights
Los Angeles to Pittsburgh flights
Santa Ana to LaGuardia flights
Ontario to Philadelphia flights
San Diego to Reagan-National flights
Burbank to Newark flights
San Jose to Dulles Intl flights
Sacramento to Dulles Intl flights
Sacramento to LaGuardia flights
San Francisco to Pittsburgh flights
San Diego to Philadelphia flights
Santa Ana to Dulles Intl flights
Las Vegas to Philadelphia flights
San Jose to Reagan-National flights
Oakland to Dulles Intl flights
Burbank to LaGuardia flights

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 May 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$314Average$424FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.