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$309+ Cheap flights from Harrisburg to Ontario (MDT - ONT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — ONT
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
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Cheap flight deals from Harrisburg to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) to Ontario (ONT). 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 April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(American Airlines)

Popular in

June

Cheapest in

April

Average price

$314
Provider with most accurate pricing for Harrisburg-Ontario flight deals.
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Provider most trusted by Cheapflights users for Harrisburg-Ontario flights.
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From Harrisburg to Ontario
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Highest demand for flights based on searches. 16% potential increase in price ($105 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Harrisburg to Ontario

Cheapest flights from Harrisburg to Ontario
Explore the most affordable flight options available from Harrisburg to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

This American Airlines deal was found by Cheapflights users on 4/4. 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 9/512:24 pmMDT - ONT
1 stop10h 37mAmerican Airlines
Sat 9/611:09 pmONT - MDT
1 stop8h 34mAmerican Airlines
Deal found 4/4$309
This Delta deal was found by Cheapflights users on 4/4. 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.
Sun 4/276:05 amMDT - ONT
1 stop7h 52mDelta
Sat 5/312:07 pmONT - MDT
1 stop6h 58mDelta
Deal found 4/4$332
This United Airlines deal was found by Cheapflights users on 4/3. 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 4/246:30 amMDT - ONT
2 stops11h 20mUnited Airlines
Wed 4/304:17 pmONT - MDT
2 stops14h 22mUnited Airlines
Deal found 4/3$483
This Alaska Airlines deal was found by Cheapflights users on 4/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/157:41 amMDT - ONT
2 stops13h 44mAlaska Airlines
Mon 5/197:20 pmONT - MDT
2 stops13h 01mAlaska Airlines
Deal found 4/4$1,003

Cheapflights Fare Finder

Customize your flight search to find flights from Harrisburg to Ontario 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 April 4, 2025.
Use the filters below to find and compare flights from Harrisburg to Ontario that are best for you.

Fly from

Harrisburg

Fly to

Ontario

Route

Depart

Return

Price

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Fri 9/5

12:24 pm-8:01 pm

1 stop10h 37m

Ontario

Sat 9/6

11:09 pm-10:43 am

1 stop8h 34m

$309

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Sun 4/27

6:05 am-10:57 am

1 stop7h 52m

Ontario

Sat 5/3

12:07 pm-10:05 pm

1 stop6h 58m

$332

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Thu 4/24

6:30 am-2:50 pm

2 stops11h 20m

Ontario

Wed 4/30

4:17 pm-9:39 am

2 stops14h 22m

$483

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Thu 5/15

7:41 am-6:25 pm

2 stops13h 44m

Ontario

Mon 5/19

7:20 pm-11:21 am

2 stops13h 01m

$1,003

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Thu 5/1

6:15 am-2:25 pm

2 stops11h 10m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Compare providers for flights from Harrisburg to Ontario

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 Harrisburg to Ontario in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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 Harrisburg-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harrisburg-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harrisburg-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harrisburg-Ontario 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 Harrisburg-Ontario 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 Harrisburg to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Harrisburg to Ontario (average of $246). Flying from Harrisburg to Ontario in March is currently the most expensive (average of $328). 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated April 4, 2025.
Alaska Airlines
8.0
Very good
9,837 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Alaska Airlines
8.0
Very good
9,837 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
United Airlines
7.4
Good
8,618 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,837 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Related info for your journey

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

  • What are the cheapest airlines flying from Harrisburg to Ontario round-trip?

    Flying on American Airlines is currently your cheapest option to Ontario, with prices starting at $309. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $332 and $483, respectively. American Airlines is priced at 40% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Harrisburg to Ontario 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 Ontario?

    Currently, August is the cheapest month in which you can book a flight from Harrisburg to Ontario (average of $246). Flying from Harrisburg to Ontario in March is currently the most expensive (average of $328). 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

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Top 2 airlines flying from Harrisburg to Ontario

Discover the top 2 airlines that operate flights from Harrisburg to Ontario. 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 April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$308Average$408FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$314Average$468FlexibilityNo cancel feeOn-time71%

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