What airlines fly to Ontario?

Spirit Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Ontario from Harrisburg according to our data. Spirit Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Harrisburg to Ontario?

Alaska Airlines, Delta, and United Airlines are the most popular carriers operating from Harrisburg to Ontario

When did momondo last update prices for flights from Harrisburg Airport to Ontario Airport?

Prices for flights from Harrisburg Airport to Ontario Airport are updated daily.

How many operators does momondo search for flights from Harrisburg Airport to Ontario Airport?

The number of operators available for flights from Harrisburg Airport to Ontario Airport is 2 as of October 2025.

How old do you have to be to fly from Harrisburg Airport to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harrisburg Airport to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$279 Cheap Flights from Harrisburg to Ontario in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Harrisburg to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:46 am - 2:18 pmMDT-ONT

10h 32m1 stop

11:59 pm - 2:49 pmONT-MDT

11h 50m2 stops

$344American Airlines

Find Deal

Wed, Feb 11 - Sat, Feb 14

6:46 am - 2:18 pmMDT-ONT

10h 32m1 stop

7:50 pm - 9:23 amONT-MDT

10h 33m2 stops

$374American Airlines

Find Deal

Wed, Feb 11 - Sun, Feb 15

9:15 am - 6:20 pmMDT-ONT

12h 05m2 stops

7:50 pm - 9:23 amONT-MDT

10h 33m2 stops

$389American Airlines

Find Deal

Wed, Feb 11 - Sun, Feb 15

2:28 pm - 10:53 pmMDT-ONT

11h 25m2 stops

6:37 pm - 9:37 amONT-MDT

12h 00m2 stops

$390United Airlines

Find Deal

Wed, Feb 11 - Sun, Feb 15

9:48 am - 6:40 pmMDT-ONT

11h 52m2 stops

11:59 pm - 2:49 pmONT-MDT

11h 50m2 stops

$399American Airlines

Find Deal

Thu, Feb 12 - Sat, Feb 14

5:40 pm - 10:31 pmMDT-ONT

7h 51m1 stop

6:41 pm - 10:06 amONT-MDT

12h 25m2 stops

$494United Airlines

Find Deal

Wed, Nov 26 - Wed, Dec 3

6:00 am - 11:38 amMDT-ONT

8h 38m1 stop

1:00 pm - 11:40 pmONT-MDT

7h 40m1 stop

$688Delta

Find Deal

Thu, Feb 12 - Sat, Feb 14

6:00 am - 11:54 amMDT-ONT

8h 54m1 stop

1:00 pm - 11:40 pmONT-MDT

7h 40m1 stop

$743Delta

Find Deal

Wed, Feb 11 - Sat, Feb 14

11:13 am - 10:38 pmMDT-ONT

14h 25m2 stops

6:00 am - 9:26 pmONT-MDT

12h 26m2 stops

$793Alaska Airlines

Find Deal

Thu, Apr 9 - Mon, Apr 13

7:47 am - 6:17 pmMDT-ONT

13h 30m2 stops

6:00 am - 9:26 pmONT-MDT

12h 26m2 stops

$1,117Alaska Airlines

Find Deal

Sun, Mar 15 - Thu, Mar 26

American Airlines flights from Harrisburg to Ontario

Our best American Airlines deals on Harrisburg to Ontario flight tickets

American Airlines

Feb 11

MDT6:46 amHarrisburg

10h 32m

1 stop

ONT2:18 pmOntario

Feb 14

ONT11:59 pmOntario

11h 50m

2 stops

MDT2:49 pmHarrisburg

$344

Find similar

American Airlines

Feb 11

MDT6:46 amHarrisburg

10h 32m

1 stop

ONT2:18 pmOntario

Feb 15

ONT7:50 pmOntario

10h 33m

2 stops

MDT9:23 amHarrisburg

$374

Find similar

American Airlines

Feb 11

MDT9:15 amHarrisburg

12h 05m

2 stops

ONT6:20 pmOntario

Feb 15

ONT7:50 pmOntario

10h 33m

2 stops

MDT9:23 amHarrisburg

$389

Find similar

Delta flights from Harrisburg to Ontario

Our best Delta deals on Harrisburg to Ontario flight tickets

Delta

Feb 12

MDT6:00 amHarrisburg

8h 38m

1 stop

ONT11:38 amOntario

Feb 14

ONT1:00 pmOntario

7h 40m

1 stop

MDT11:40 pmHarrisburg

$688

Find similar

Delta

Feb 11

MDT6:00 amHarrisburg

8h 54m

1 stop

ONT11:54 amOntario

Feb 14

ONT1:00 pmOntario

7h 40m

1 stop

MDT11:40 pmHarrisburg

$743

Find similar

Delta

Feb 12

MDT6:00 amHarrisburg

8h 38m

1 stop

ONT11:38 amOntario

Feb 15

ONT1:00 pmOntario

7h 40m

1 stop

MDT11:40 pmHarrisburg

$787

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Wed 2/11

6:46 am-2:18 pm

1 stop10h 32m

Ontario

Sat 2/14

11:59 pm-2:49 pm

2 stops11h 50m

$344

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Wed 2/11

6:46 am-2:18 pm

1 stop10h 32m

Ontario

Sun 2/15

7:50 pm-9:23 am

2 stops10h 33m

$374

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Wed 2/11

9:15 am-6:20 pm

2 stops12h 05m

Ontario

Sun 2/15

7:50 pm-9:23 am

2 stops10h 33m

$389

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Wed 2/11

2:28 pm-10:53 pm

2 stops11h 25m

Ontario

Sun 2/15

6:37 pm-9:37 am

2 stops12h 00m

$390

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Thu 2/12

9:48 am-6:40 pm

2 stops11h 52m

Ontario

Sat 2/14

11:59 pm-2:49 pm

2 stops11h 50m

$399

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Wed 11/26

5:40 pm-10:31 pm

1 stop7h 51m

Ontario

Wed 12/3

6:41 pm-10:06 am

2 stops12h 25m

$494

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Thu 2/12

6:00 am-11:38 am

1 stop8h 38m

Ontario

Sat 2/14

1:00 pm-11:40 pm

1 stop7h 40m

$688

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Wed 2/11

6:00 am-11:54 am

1 stop8h 54m

Ontario

Sat 2/14

1:00 pm-11:40 pm

1 stop7h 40m

$743

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Thu 4/9

11:13 am-10:38 pm

2 stops14h 25m

Ontario

Mon 4/13

6:00 am-9:26 pm

2 stops12h 26m

$793

HarrisburgOntario

MDT - ONT

MDTONT

Harrisburg

Sun 3/15

7:47 am-6:17 pm

2 stops13h 30m

Ontario

Thu 3/26

6:00 am-9:26 pm

2 stops12h 26m

$1,117

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Harrisburg to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Ontario?

In general, April is the cheapest month to fly from Harrisburg to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $314. If you aren’t able to travel during the month of April, then book flights to Ontario from Harrisburg during January instead. Flights to Ontario in January, while not as cheap as those in April, still average around $343.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Wednesday when prices can be found for as low as $397. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Harrisburg to Ontario for around $807.

What is the cheapest time of day to depart on your flight to Ontario?

In the afternoon is the cheapest time of day to fly from Harrisburg to Ontario when you can find flight prices for as low as $417. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $538 on average. Flights to Ontario from Harrisburg in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Harrisburg to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Harrisburg to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Harrisburg to Ontario (MDT to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harrisburg to Ontario

Direct flights	None

There are no direct flights from Harrisburg to Ontario. There are no popular flight routes from Harrisburg to Ontario.

Search flight deals

How far is Harrisburg to Ontario by plane?
There are 2263.1 mi between Harrisburg and Ontario. By plane, this route typically takes 7h 34m.
When did momondo last update prices for flights from Harrisburg Airport to Ontario Airport?
Prices for flights from Harrisburg Airport to Ontario Airport are updated daily.
How many operators does momondo search for flights from Harrisburg Airport to Ontario Airport?
The number of operators available for flights from Harrisburg Airport to Ontario Airport is 2 as of October 2025.
How old do you have to be to fly from Harrisburg Airport to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harrisburg Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Harrisburg to Ontario?
Based on momondo bookings for flights between Harrisburg and Ontario, the leading airline is American Airlines, making up 69% of the total bookings. Other popular airlines include Delta with 31%.

Best airlines flying from Harrisburg to Ontario

Compare and see reviews for airlines that fly from Harrisburg to Ontario with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $308	Free Cancellation	Rating 7.9 7,994 reviews		Search Delta flights
American Airlines	PriceFrom $308	Free Cancellation	Rating 7.2 11,032 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Harrisburg to Ontario?

Finding the right flight to Ontario from Harrisburg is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from Harrisburg to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from Harrisburg with this policy.

How can momondo help me find flights from Harrisburg to Ontario?

momondo provides multiple filters to help you find the best flight to Ontario from Harrisburg. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Harrisburg to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario from Harrisburg. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.