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

American Airlines and United Airlines are the most popular carriers operating from Ontario to Harrisburg

What airlines fly to Harrisburg?

United Airlines, Southwest and American Airlines are the top three most popular airlines that fly to Harrisburg from Ontario according to our data. United Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Harrisburg. Keep in mind that there are 6 different airlines that fly to Harrisburg on a routine basis, so you have a few additional options to choose from.

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

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

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

As of September 2026, there is 1 operator available to choose from for flights from Ontario Airport to Harrisburg Airport.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Harrisburg Airport.

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

The travel and health documents required for your trip to Harrisburg Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Harrisburg Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$361 Cheap Flights from Ontario to Harrisburg in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Harrisburg

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:44 pm - 10:45 pmONT Ontario-MDT Harrisburg

7h 01m1 stop Dallas/Fort Worth

7:00 am - 1:27 pmMDT Harrisburg-ONT Ontario

9h 27m1 stop Dallas/Fort Worth

$361American Airlines

Wed, Jan 6 - Wed, Jan 13

12:44 pm - 10:45 pmONT Ontario-MDT Harrisburg

7h 01m1 stop Dallas/Fort Worth

1:59 pm - 9:59 pmMDT Harrisburg-ONT Ontario

11h 00m2 stops Chicago O'Hare Intl Phoenix Sky Harbor Intl

$366American Airlines

Wed, Jan 6 - Wed, Jan 13

10:30 pm - 10:11 amONT Ontario-MDT Harrisburg

8h 41m1 stop Charlotte Douglas

7:11 am - 1:31 pmMDT Harrisburg-ONT Ontario

9h 20m1 stop Dallas/Fort Worth

$370American Airlines

Fri, Nov 6 - Wed, Nov 11

9:29 am - 10:19 pmONT Ontario-MDT Harrisburg

9h 50m2 stops Phoenix Sky Harbor Intl Chicago O'Hare Intl

1:59 pm - 11:17 pmMDT Harrisburg-ONT Ontario

12h 18m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$371American Airlines

Wed, Jan 6 - Wed, Jan 13

11:59 pm - 2:31 pmONT Ontario-MDT Harrisburg

11h 32m2 stops Dallas/Fort Worth Philadelphia

7:11 am - 1:31 pmMDT Harrisburg-ONT Ontario

9h 20m1 stop Dallas/Fort Worth

$375American Airlines

Fri, Nov 6 - Wed, Nov 11

10:25 am - 10:47 pmONT Ontario-MDT Harrisburg

9h 22m1 stop Dallas/Fort Worth

11:02 am - 6:43 pmMDT Harrisburg-ONT Ontario

10h 41m2 stops Charlotte Douglas Phoenix Sky Harbor Intl

$375American Airlines

Tue, Sep 29 - Tue, Oct 6

12:43 pm - 10:59 pmONT Ontario-MDT Harrisburg

7h 16m1 stop Dallas/Fort Worth

6:08 am - 1:30 pmMDT Harrisburg-ONT Ontario

10h 22m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$375American Airlines

Fri, Oct 16 - Tue, Oct 20

7:34 pm - 9:11 amONT Ontario-MDT Harrisburg

10h 37m2 stops Phoenix Sky Harbor Intl Charlotte Douglas

6:08 am - 3:16 pmMDT Harrisburg-ONT Ontario

12h 08m2 stops Chicago O'Hare Intl Phoenix Sky Harbor Intl

$381American Airlines

Fri, Oct 16 - Tue, Oct 20

7:05 am - 5:08 pmONT Ontario-MDT Harrisburg

7h 03m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:09 amMDT Harrisburg-ONT Ontario

8h 09m1 stop Atlanta Hartsfield-Jackson

$429Delta

Wed, Sep 30 - Sun, Oct 4

10:00 pm - 11:35 amONT Ontario-MDT Harrisburg

10h 35m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

6:00 am - 11:09 amMDT Harrisburg-ONT Ontario

8h 09m1 stop Atlanta Hartsfield-Jackson

$434Delta

Fri, Oct 2 - Sun, Oct 4

Cheap last minute flights

Enter your travel dates to find the best prices.

10:25 am - 10:47 pmONT Ontario-MDT Harrisburg

9h 22m1 stop Dallas/Fort Worth

9:37 am - 6:17 pmMDT Harrisburg-ONT Ontario

11h 40m2 stops Charlotte Douglas Phoenix Sky Harbor Intl

$528American Airlines

Fri, Sep 11 - Sat, Sep 12

10:25 am - 11:53 pmONT Ontario-MDT Harrisburg

10h 28m2 stops Dallas/Fort Worth Chicago O'Hare Intl

7:57 am - 6:17 pmMDT Harrisburg-ONT Ontario

13h 20m2 stops Charlotte Douglas Phoenix Sky Harbor Intl

$533American Airlines

Fri, Sep 11 - Sat, Sep 12

10:25 am - 10:47 pmONT Ontario-MDT Harrisburg

9h 22m1 stop Dallas/Fort Worth

6:29 am - 11:47 amMDT Harrisburg-ONT Ontario

8h 18m1 stop Dallas/Fort Worth

$613American Airlines

Fri, Sep 11 - Sat, Sep 12

12:17 pm - 11:40 pmONT Ontario-MDT Harrisburg

8h 23m1 stop Atlanta Hartsfield-Jackson

3:00 pm - 10:24 pmMDT Harrisburg-ONT Ontario

10h 24m1 stop Atlanta Hartsfield-Jackson

$619Delta

Mon, Sep 14 - Thu, Oct 1

6:08 am - 8:58 pmONT Ontario-MDT Harrisburg

11h 50m2 stops San Francisco Chicago O'Hare Intl

5:42 pm - 10:59 pmMDT Harrisburg-ONT Ontario

8h 17m1 stop Chicago O'Hare Intl

$658United Airlines

Fri, Sep 11 - Sat, Sep 12

6:08 am - 8:58 pmONT Ontario-MDT Harrisburg

11h 50m2 stops San Francisco Chicago O'Hare Intl

6:30 am - 6:11 pmMDT Harrisburg-ONT Ontario

14h 41m2 stops Chicago O'Hare Intl San Francisco

$663United Airlines

Fri, Sep 11 - Sat, Sep 12

1:56 pm - 9:51 amONT Ontario-MDT Harrisburg

16h 55m2 stops San Francisco Chicago O'Hare Intl

5:54 pm - 10:59 pmMDT Harrisburg-ONT Ontario

8h 05m1 stop Chicago O'Hare Intl

$787United Airlines

Mon, Sep 14 - Tue, Sep 22

6:08 am - 11:30 pmONT Ontario-MDT Harrisburg

14h 22m2 stops San Francisco Washington, D.C. Dulles Intl

5:54 pm - 10:59 pmMDT Harrisburg-ONT Ontario

8h 05m1 stop Chicago O'Hare Intl

$797United Airlines

Thu, Sep 10 - Sun, Sep 13

6:08 am - 8:58 pmONT Ontario-MDT Harrisburg

11h 50m2 stops San Francisco Chicago O'Hare Intl

5:54 pm - 10:59 pmMDT Harrisburg-ONT Ontario

8h 05m1 stop Chicago O'Hare Intl

$797United Airlines

Fri, Sep 11 - Sun, Sep 13

1:56 pm - 9:51 amONT Ontario-MDT Harrisburg

16h 55m2 stops San Francisco Chicago O'Hare Intl

6:30 am - 2:01 pmMDT Harrisburg-ONT Ontario

10h 31m2 stops Chicago O'Hare Intl San Francisco

$854United Airlines

Mon, Sep 14 - Tue, Sep 22

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United Airlines flights from Ontario to Harrisburg

Our best United Airlines deals on Ontario to Harrisburg flight tickets

United Airlines

Nov 3

ONT7:00 amOntario

8h 57m

1 stop

MDT6:57 pmHarrisburg

Nov 7

MDT8:15 amHarrisburg

15h 00m

2 stops

ONT8:15 pmOntario

$476

United Airlines

Nov 3

ONT5:00 amOntario

10h 57m

2 stops

MDT6:57 pmHarrisburg

Nov 7

MDT8:15 amHarrisburg

15h 00m

2 stops

ONT8:15 pmOntario

$481

United Airlines

Feb 6

ONT7:00 amOntario

9h 05m

1 stop

MDT7:05 pmHarrisburg

Feb 9

MDT2:30 pmHarrisburg

8h 50m

2 stops

ONT8:20 pmOntario

$496

American Airlines flights from Ontario to Harrisburg

Our best American Airlines deals on Ontario to Harrisburg flight tickets

American Airlines

Jan 6

ONT12:44 pmOntario

7h 01m

1 stop

MDT10:45 pmHarrisburg

Jan 13

MDT7:00 amHarrisburg

9h 27m

1 stop

ONT1:27 pmOntario

$361

American Airlines

Jan 6

ONT12:44 pmOntario

7h 01m

1 stop

MDT10:45 pmHarrisburg

Jan 13

MDT1:59 pmHarrisburg

11h 00m

2 stops

ONT9:59 pmOntario

$366

American Airlines

Nov 6

ONT10:30 pmOntario

8h 41m

1 stop

MDT10:11 amHarrisburg

Nov 11

MDT7:11 amHarrisburg

9h 20m

1 stop

ONT1:31 pmOntario

$370

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHarrisburg

ONT Ontario - MDT Harrisburg

ONTMDT

Ontario

Wed 1/6

12:44 pm-10:45 pm

1 stop7h 01m

Harrisburg

Wed 1/13

7:00 am-1:27 pm

1 stop9h 27m

$361

OntarioHarrisburg

ONT Ontario - MDT Harrisburg

ONTMDT

Ontario

Wed 1/6

12:44 pm-10:45 pm

1 stop7h 01m

Harrisburg

Wed 1/13

1:59 pm-9:59 pm

2 stops11h 00m

$366

OntarioHarrisburg

ONT Ontario - MDT Harrisburg

ONTMDT

Ontario

Fri 11/6

10:30 pm-10:11 am

1 stop8h 41m

Harrisburg

Wed 11/11

7:11 am-1:31 pm

1 stop9h 20m

$370

OntarioHarrisburg

ONT Ontario - MDT Harrisburg

ONTMDT

Ontario

Wed 1/6

9:29 am-10:19 pm

2 stops9h 50m

Harrisburg

Wed 1/13

1:59 pm-11:17 pm

2 stops12h 18m

$371

OntarioHarrisburg

ONT Ontario - MDT Harrisburg

ONTMDT

Ontario

Fri 11/6

11:59 pm-2:31 pm

2 stops11h 32m

Harrisburg

Wed 11/11

7:11 am-1:31 pm

1 stop9h 20m

$375

OntarioHarrisburg

ONT Ontario - MDT Harrisburg

ONTMDT

Ontario

Tue 9/29

10:25 am-10:47 pm

1 stop9h 22m

Harrisburg

Tue 10/6

11:02 am-6:43 pm

2 stops10h 41m

$375

OntarioHarrisburg

ONT Ontario - MDT Harrisburg

ONTMDT

Ontario

Fri 10/16

12:43 pm-10:59 pm

1 stop7h 16m

Harrisburg

Tue 10/20

6:08 am-1:30 pm

2 stops10h 22m

$375

OntarioHarrisburg

ONT Ontario - MDT Harrisburg

ONTMDT

Ontario

Fri 10/16

7:34 pm-9:11 am

2 stops10h 37m

Harrisburg

Tue 10/20

6:08 am-3:16 pm

2 stops12h 08m

$381

Quickest round-trip

OntarioHarrisburg

ONT Ontario - MDT Harrisburg

ONTMDT

Ontario

Wed 9/30

7:05 am-5:08 pm

1 stop7h 03m

Harrisburg

Sun 10/4

6:00 am-11:09 am

1 stop8h 09m

$429

OntarioHarrisburg

ONT Ontario - MDT Harrisburg

ONTMDT

Ontario

Fri 10/2

10:00 pm-11:35 am

2 stops10h 35m

Harrisburg

Sun 10/4

6:00 am-11:09 am

1 stop8h 09m

$434

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 Ontario to Harrisburg

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 Harrisburg?

The month of May is, on average, the cheapest month to fly to Harrisburg from Ontario, with most prices found around $0. If you aren’t able to travel to Harrisburg during the month of May, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $0.

Can stopping save me money on Ontario to Harrisburg flights?

You could potentially save up to 39% on your flight if you consider stops on a Ontario to Harrisburg flight.

When to book flights from Ontario to Harrisburg

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

Estimated round-trip price

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

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

Best Price Found	$379
Fastest flight time	6h 52m
Direct flights	None

The best one-way flight to Harrisburg from Ontario in the past 72 hours is $379. The best round-trip flight deal from Ontario to Harrisburg found on momondo in the last 72 hours is $361.

The fastest flight from Ontario to Harrisburg takes 6h 52m

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

Search flight deals

Frequently asked questions about flying from Ontario to Harrisburg

How far is Ontario to Harrisburg by plane?
Ontario and Harrisburg are 2263.1 mi apart from one another. By plane, this route typically takes 6h 52m.
When did momondo last update prices for flights from Ontario Airport to Harrisburg Airport?
Prices for flights from Ontario Airport to Harrisburg Airport are updated daily.
How many operators does momondo search for flights from Ontario Airport to Harrisburg Airport?
As of September 2026, there is 1 operator available to choose from for flights from Ontario Airport to Harrisburg Airport.
How old do you have to be to fly from Ontario Airport to Harrisburg Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Harrisburg Airport.
What documentation or ID do you need to fly to Harrisburg Airport?
The travel and health documents required for your trip to Harrisburg Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Harrisburg Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Ontario to Harrisburg?
Based on momondo bookings for flights between Ontario and Harrisburg, the leading airline is American Airlines, making up 100% of the total bookings.

Best airlines flying from Ontario to Harrisburg

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $328	Free Cancellation	Rating 7.1 12,046 reviews		Search American Airlines flights

Hershey

Carlisle

Mechanicsburg

Camp Hill

Hummelstown

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Harrisburg for you.

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

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

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

Once all potential Ontario to Harrisburg flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Harrisburg from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.