How long is the flight from Harrisburg to Ontario?

For as low as $555, United Airlines can have you in Ontario from Harrisburg in 7h 44m. Harrisburg and Ontario are separated by a distance of 2267 mi.

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

Flying on Delta is currently your cheapest option to Ontario, with prices starting at $321. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $348 and $359, respectively. Delta is priced at 46% lower than the current average price of a flight leaving 3 months from now.

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.

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).

What are the most popular airlines that fly from Harrisburg to Ontario?

Before booking your flight from Harrisburg to Ontario check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

What is the cheapest time of day to fly from MDT to ONT?

When flying from Harrisburg to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

$469+ Cheap Flights from Harrisburg to Ontario

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Harrisburg to Ontario 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 Harrisburg to Ontario

Cheapest

Best

Last-minute

One-way

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 November 11, 2026.

Sat 12/196:05 pm -

1 stop7h 49m

Sat 1/96:20 am -

2 stops11h 39m

Deal found 11/7

$494

Sat 12/52:00 pm -

1 stop7h 44m

Sat 12/125:00 am -

2 stops12h 54m

Deal found 11/9

$555

Tue 12/86:17 am -

2 stops12h 18m

Sat 12/127:00 am -

1 stop6h 56m

Deal found 11/7

$556

Sat 12/56:20 am -

2 stops14h 16m

Tue 12/86:00 am -

2 stops9h 43m

Deal found 11/6

$565

Mon 12/76:17 am -

2 stops12h 18m

Mon 12/146:00 am -

2 stops11h 54m

Deal found 11/10

$569

Mon 12/216:03 am -

2 stops12h 16m

Sat 1/97:00 am -

1 stop6h 59m

Deal found 11/8

$600

Best flights from Harrisburg to Ontario
Discover carefully curated flight deals from Harrisburg to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.

Sat 12/52:00 pm -

1 stop7h 44m

Sat 12/125:00 am -

2 stops12h 54m

Deal found 11/9

$555

Tue 12/86:17 am -

2 stops12h 18m

Sat 12/127:00 am -

1 stop6h 56m

Deal found 11/7

$556

Wed 1/62:05 pm -

1 stop7h 45m

Sun 1/105:00 am -

2 stops12h 49m

Deal found 11/9

$560

Sat 12/56:20 am -

2 stops14h 16m

Tue 12/86:00 am -

2 stops9h 43m

Deal found 11/6

$565

Tue 1/510:25 am -

2 stops12h 36m

Sun 1/106:37 pm -

2 stops12h 22m

Deal found 11/9

$565

Thu 12/176:00 am -

2 stops12h 19m

Thu 12/246:27 pm -

2 stops12h 23m

Deal found 11/6

$703

Thu 12/242:10 pm -

1 stop11h 21m

Thu 12/316:27 pm -

2 stops12h 23m

Deal found 11/6

$727

Sun 2/148:15 am -

1 stop13h 27m

Sun 2/216:37 pm -

2 stops12h 16m

Deal found 11/10

$727

Mon 11/232:10 pm -

1 stop7h 37m

Fri 11/277:00 am -

1 stop6h 54m

Deal found 11/7

$733

Fri 12/256:00 am -

2 stops12h 19m

Fri 1/16:00 am -

2 stops12h 15m

Deal found 11/8

$749

Fri 1/158:35 am -

2 stops14h 50m

Mon 1/186:37 pm -

2 stops12h 08m

Deal found 11/11

$749

Sat 12/195:35 pm -

1 stop7h 56m

Tue 12/2211:52 pm -

1 stop6h 58m

Deal found 11/7

$793

Last-minute flights from Harrisburg to Ontario
Discover last-minute flight deals from Harrisburg to Ontario. Data last updated November 11, 2026 and is based on user searches.

Sat 12/52:00 pm -

1 stop7h 44m

Sat 12/125:00 am -

2 stops12h 54m

Deal found 11/9

$555

Sat 12/56:20 am -

2 stops14h 16m

Tue 12/86:00 am -

2 stops9h 43m

Deal found 11/6

$565

Mon 12/76:17 am -

2 stops12h 18m

Mon 12/146:00 am -

2 stops11h 54m

Deal found 11/10

$569

Tue 12/86:17 am -

2 stops12h 18m

Sat 12/127:00 am -

1 stop6h 56m

Deal found 11/7

$556

Sat 12/196:05 pm -

1 stop7h 49m

Sat 1/96:20 am -

2 stops11h 39m

Deal found 11/7

$494

Mon 12/216:03 am -

2 stops12h 16m

Sat 1/97:00 am -

1 stop6h 59m

Deal found 11/8

$600

One-way flights from Harrisburg to Ontario
Search for one-way flight options from Harrisburg to Ontario. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.

Thu 1/72:05 pm -

1 stop7h 45m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/7

$469

Mon 12/216:03 am -

2 stops14h 43m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/11

$474

Sun 12/206:00 am -

2 stops14h 46m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/6

$479

Thu 12/245:35 pm -

1 stop7h 56m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/10

$488

Tue 12/18:19 am -

2 stops12h 17m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/9

$493

Thu 11/266:15 am -

2 stops9h 18m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/7

$499

Tue 12/16:00 am -

1 stop8h 07m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/9

$538

Tue 12/226:03 am -

1 stop19h 28m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/6

$632

Tue 11/172:10 pm -

1 stop7h 37m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/11

$674

Find flight deals from Harrisburg to Ontario

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$494 (American Airlines)
One-way from	$469 (United Airlines)
Popular in	July
Cheapest in	February
Average price	$575

Provider with most accurate pricing for Harrisburg-Ontario flight deals.

Search Deals

Provider most trusted by Cheapflights users for Harrisburg-Ontario flights.

Search Deals

From Harrisburg to Ontario

Search Deals

One-way flight from Harrisburg to Ontario

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($45 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Harrisburg to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

HarrisburgOntario

MDT Harrisburg - ONT Ontario

MDTONT

Harrisburg

Thu 1/7

2:05 pm-6:50 pm

1 stop7h 45m

Ontario

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$469

HarrisburgOntario

MDT Harrisburg - ONT Ontario

MDTONT

Harrisburg

Mon 12/21

6:03 am-5:46 pm

2 stops14h 43m

Ontario

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$474

HarrisburgOntario

MDT Harrisburg - ONT Ontario

MDTONT

Harrisburg

Thu 12/24

6:03 am-3:19 pm

2 stops12h 16m

Ontario

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$474

HarrisburgOntario

MDT Harrisburg - ONT Ontario

MDTONT

Harrisburg

Sun 12/20

6:00 am-5:46 pm

2 stops14h 46m

Ontario

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$479

HarrisburgOntario

MDT Harrisburg - ONT Ontario

MDTONT

Harrisburg

Thu 11/26

6:15 am-12:33 pm

2 stops9h 18m

Ontario

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$499

HarrisburgOntario

MDT Harrisburg - ONT Ontario

MDTONT

Harrisburg

Sat 12/5

2:00 pm-6:44 pm

1 stop7h 44m

Ontario

Sat 12/12

5:00 am-8:54 pm

2 stops12h 54m

$555

HarrisburgOntario

MDT Harrisburg - ONT Ontario

MDTONT

Harrisburg

Tue 12/8

6:17 am-3:35 pm

2 stops12h 18m

Ontario

Sat 12/12

7:00 am-4:56 pm

1 stop6h 56m

$556

HarrisburgOntario

MDT Harrisburg - ONT Ontario

MDTONT

Harrisburg

Wed 1/6

2:05 pm-6:50 pm

1 stop7h 45m

Ontario

Sun 1/10

5:00 am-8:49 pm

2 stops12h 49m

$560

HarrisburgOntario

MDT Harrisburg - ONT Ontario

MDTONT

Harrisburg

Sat 12/5

6:20 am-5:36 pm

2 stops14h 16m

Ontario

Tue 12/8

6:00 am-6:43 pm

2 stops9h 43m

$565

HarrisburgOntario

MDT Harrisburg - ONT Ontario

MDTONT

Harrisburg

Tue 1/5

10:25 am-8:01 pm

2 stops12h 36m

Ontario

Sun 1/10

6:37 pm-9:59 am

2 stops12h 22m

$565

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/7

Showing 1-10 of 18 resultsSorted by cheapest first

Compare providers for flights from Harrisburg to Ontario

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Harrisburg to Ontario in November.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust 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.

MDT-ONT

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 Ontario

See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Harrisburg to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,708 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

7.8

Good

8,708 reviews

Delta

7.8

Good

8,708 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.3

Good

10,474 reviews

Delta

7.8

Good

8,708 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.0

Good

12,224 reviews

Delta

7.8

Good

8,708 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

How long is the flight from Harrisburg to Ontario?
For as low as $555, United Airlines can have you in Ontario from Harrisburg in 7h 44m. Harrisburg and Ontario are separated by a distance of 2267 mi.
What are the cheapest airlines flying from Harrisburg to Ontario round-trip?
Flying on Delta is currently your cheapest option to Ontario, with prices starting at $321. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $348 and $359, respectively. Delta is priced at 46% 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Ontario flight routes

Other flight options

Popular flights

Alternative routes for Harrisburg to Ontario

John F Kennedy Intl to San Francisco flights

Newark to San Francisco flights

LaGuardia to San Francisco flights

John F Kennedy Intl to Los Angeles flights

Newark to Los Angeles flights

John F Kennedy Intl to Las Vegas flights

Newark to Las Vegas flights

LaGuardia to Los Angeles flights

Dulles Intl to Las Vegas flights

Dulles Intl to Los Angeles flights

Reagan-National to Los Angeles flights

LaGuardia to Las Vegas flights

Reagan-National to Las Vegas flights

John F Kennedy Intl to San Diego flights

Philadelphia to Las Vegas flights

Dulles Intl to San Francisco flights

Newark to San Diego flights

Philadelphia to San Francisco flights

John F Kennedy Intl to Ontario flights

Reagan-National to San Francisco flights

Newark to Ontario flights

LaGuardia to Ontario flights

Philadelphia to Los Angeles flights

Dulles Intl to San Diego flights

LaGuardia to San Diego flights

John F Kennedy Intl to Santa Ana flights

Dulles Intl to Ontario flights

John F Kennedy Intl to Burbank flights

Newark to Santa Ana flights

Reagan-National to Ontario flights

John F Kennedy Intl to Palm Springs flights

Reagan-National to San Diego flights

Pittsburgh to Las Vegas flights

Newark to Long Beach flights

Philadelphia to San Diego flights

Newark to Palm Springs flights

Newark to Burbank flights

Newark to San Jose flights

John F Kennedy Intl to Long Beach flights

Pittsburgh to Los Angeles flights

John F Kennedy Intl to San Jose flights

Philadelphia to Ontario flights

John F Kennedy Intl to Reno flights

Dulles Intl to Long Beach flights

Pittsburgh to San Francisco flights

Newark to Sacramento flights

Dulles Intl to Sacramento flights

Top 3 airlines flying from Harrisburg to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$321	Average$599	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$348	Average$535	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$359	Average$635	FlexibilityNo cancel fee	On-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.

$469+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Harrisburg to Ontario with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Harrisburg to Ontario

Cheapest flights from Harrisburg to OntarioExplore 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 November 11, 2026.

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 November 11, 2026.

Best flights from Harrisburg to OntarioDiscover carefully curated flight deals from Harrisburg to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.

Discover carefully curated flight deals from Harrisburg to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.

Last-minute flights from Harrisburg to OntarioDiscover last-minute flight deals from Harrisburg to Ontario. Data last updated November 11, 2026 and is based on user searches.

Discover last-minute flight deals from Harrisburg to Ontario. Data last updated November 11, 2026 and is based on user searches.

One-way flights from Harrisburg to OntarioSearch for one-way flight options from Harrisburg to Ontario. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.

Search for one-way flight options from Harrisburg to Ontario. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.

Find flight deals from Harrisburg to Ontario

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Harrisburg to Ontario that are best for you.

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 November.

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.

Reviews of airlines servicing Ontario

See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Harrisburg to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Harrisburg to Ontario?

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

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

How can I find direct flights from Harrisburg to Ontario?

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

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 Harrisburg to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Harrisburg to Ontario by cabin class

Find flights from Harrisburg to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Ontario

Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 11, 2026.

Harrisburg and Ontario flights

Browse other Harrisburg and Ontario flight options. Last updated on November 11, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 3 airlines flying from Harrisburg to Ontario

100% Free

Book with Flexibility

Travel Smart

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 November 11, 2026.

Best flights from Harrisburg to Ontario
Discover carefully curated flight deals from Harrisburg to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.

Last-minute flights from Harrisburg to Ontario
Discover last-minute flight deals from Harrisburg to Ontario. Data last updated November 11, 2026 and is based on user searches.

One-way flights from Harrisburg to Ontario
Search for one-way flight options from Harrisburg to Ontario. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.