$206+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MDT
Jul 20 — Jul 271
Round-trip
1 adult, Economy
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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
Best
Last-minute
One-way
Cheapest flights from Ontario to HarrisburgExplore 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 June 20, 2026.
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 June 20, 2026.
This American Airlines deal was found by Cheapflights users on 6/19. 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.
Sat 8/110:25 am
ONT
- MDT
2 stops10h 57m
American Airlines
Sat 8/87:00 am
MDT
- ONT
1 stop9h 53m
American Airlines
Deal found 6/19![American Airlines logo]()
$443
This Delta deal was found by Cheapflights users on 6/18. 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.
Thu 7/910:00 pm
ONT
- MDT
1 stop9h 56m
Delta
Mon 7/132:57 pm
MDT
- ONT
1 stop9h 53m
Delta
Deal found 6/18![Delta logo]()
$498
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Wed 7/1510:25 am
ONT
- MDT
1 stop9h 34m
American Airlines
Wed 7/227:05 am
MDT
- ONT
1 stop9h 17m
American Airlines
Deal found 6/16![American Airlines logo]()
$505
This American Airlines deal was found by Cheapflights users on 6/18. 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 9/412:33 pm
ONT
- MDT
1 stop7h 50m
American Airlines
Mon 9/77:00 am
MDT
- ONT
1 stop7h 43m
American Airlines
Deal found 6/18![American Airlines logo]()
$518
This American Airlines deal was found by Cheapflights users on 6/16. 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 7/1410:10 pm
ONT
- MDT
1 stop8h 17m
American Airlines
Tue 7/215:43 pm
MDT
- ONT
1 stop7h 51m
American Airlines
Deal found 6/16![American Airlines logo]()
$521
This Delta deal was found by Cheapflights users on 6/18. 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.
Fri 8/1410:00 pm
ONT
- MDT
2 stops10h 36m
Delta
Sun 8/166:00 am
MDT
- ONT
1 stop7h 42m
Delta
Deal found 6/18![Delta logo]()
$528
This Delta deal was found by Cheapflights users on 6/20. 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.
Fri 10/910:59 pm
ONT
- MDT
1 stop9h 37m
Delta
Mon 10/122:56 pm
MDT
- ONT
1 stop10h 18m
Delta
Deal found 6/20![Delta logo]()
$544
Best flights from Ontario to HarrisburgDiscover carefully curated flight deals from Ontario to Harrisburg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
Discover carefully curated flight deals from Ontario to Harrisburg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 20, 2026.
This Delta deal was found by Cheapflights users on 6/18. 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.
Thu 7/910:00 pm
ONT
- MDT
1 stop9h 56m
Delta
Mon 7/132:57 pm
MDT
- ONT
1 stop9h 53m
Delta
Deal found 6/18![Delta logo]()
$498
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Wed 7/156:10 am
ONT
- MDT
1 stop7h 46m
United Airlines
Fri 7/177:59 pm
MDT
- ONT
2 stops19h 13m
United Airlines
Deal found 6/19![United Airlines logo]()
$664
This Alaska Airlines deal was found by Cheapflights users on 6/18. 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 8/136:02 am
ONT
- MDT
2 stops12h 56m
Alaska Airlines
Sat 8/151:25 pm
MDT
- ONT
2 stops12h 46m
Alaska Airlines
Deal found 6/18![Alaska Airlines logo]()
$785
This Delta deal was found by Cheapflights users on 6/16. 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.
Mon 7/1310:00 pm
ONT
- MDT
1 stop9h 56m
Delta
Tue 7/212:57 pm
MDT
- ONT
1 stop9h 53m
Delta
Deal found 6/16![Delta logo]()
$627
This Delta deal was found by Cheapflights users on 6/18. 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.
Thu 7/1610:00 pm
ONT
- MDT
1 stop9h 56m
Delta
Wed 7/2211:41 am
MDT
- ONT
1 stop9h 49m
Delta
Deal found 6/18![Delta logo]()
$627
This United Airlines deal was found by Cheapflights users on 6/19. 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.
Sat 7/46:10 am
ONT
- MDT
1 stop7h 46m
United Airlines
Wed 7/85:55 pm
MDT
- ONT
1 stop7h 56m
United Airlines
Deal found 6/19![United Airlines logo]()
$709
This Delta deal was found by Cheapflights users on 6/18. 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.
Thu 7/1610:00 pm
ONT
- MDT
1 stop9h 56m
Delta
Tue 7/212:57 pm
MDT
- ONT
1 stop9h 53m
Delta
Deal found 6/18![Delta logo]()
$673
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Fri 7/36:10 am
ONT
- MDT
1 stop7h 46m
United Airlines
Sat 7/116:30 am
MDT
- ONT
1 stop19h 21m
United Airlines
Deal found 6/16![United Airlines logo]()
$742
This Delta deal was found by Cheapflights users on 6/16. 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.
Thu 7/910:00 pm
ONT
- MDT
1 stop9h 56m
Delta
Thu 7/162:57 pm
MDT
- ONT
1 stop9h 53m
Delta
Deal found 6/16![Delta logo]()
$727
Last-minute flights from Ontario to HarrisburgDiscover last-minute flight deals from Ontario to Harrisburg. Data last updated June 20, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Harrisburg. Data last updated June 20, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/18. 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 7/312:35 pm
ONT
- MDT
1 stop7h 25m
American Airlines
Tue 7/77:05 am
MDT
- ONT
1 stop9h 17m
American Airlines
Deal found 6/18![American Airlines logo]()
$548
This Delta deal was found by Cheapflights users on 6/18. 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.
Thu 7/910:00 pm
ONT
- MDT
1 stop9h 56m
Delta
Mon 7/132:57 pm
MDT
- ONT
1 stop9h 53m
Delta
Deal found 6/18![Delta logo]()
$498
This American Airlines deal was found by Cheapflights users on 6/16. 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 7/1410:10 pm
ONT
- MDT
1 stop8h 17m
American Airlines
Tue 7/215:43 pm
MDT
- ONT
1 stop7h 51m
American Airlines
Deal found 6/16![American Airlines logo]()
$521
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Wed 7/1510:25 am
ONT
- MDT
1 stop9h 34m
American Airlines
Wed 7/227:05 am
MDT
- ONT
1 stop9h 17m
American Airlines
Deal found 6/16![American Airlines logo]()
$505
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Wed 7/1512:35 pm
ONT
- MDT
1 stop7h 24m
American Airlines
Tue 7/215:43 pm
MDT
- ONT
1 stop7h 51m
American Airlines
Deal found 6/16![American Airlines logo]()
$561
One-way flights from Ontario to HarrisburgSearch for one-way flight options from Ontario to Harrisburg. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
Search for one-way flight options from Ontario to Harrisburg. Find affordable one-way fares based on user searches. Data last updated June 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:00 am
ONT
- MDT
2 stops30h 13m
Multiple Airlines
Deal found 6/20![Multiple Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/83:40 pm
ONT
- MDT
3 stops46h 12m
Multiple Airlines
Deal found 6/18![Multiple Airlines logo]()
$258
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Thu 7/237:15 pm
ONT
- MDT
2 stops11h 53m
American Airlines
Deal found 6/16![American Airlines logo]()
$304
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Tue 8/257:00 am
ONT
- MDT
1 stop6h 52m
United Airlines
Deal found 6/16![United Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 6/15. 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.
Mon 8/247:13 pm
ONT
- MDT
2 stops11h 38m
United Airlines
Deal found 6/15![United Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2311:52 am
ONT
- MDT
3 stops42h 43m
Multiple Airlines
Deal found 6/16![Multiple Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 6/20. 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.
Wed 9/910:25 am
ONT
- MDT
1 stop9h 22m
American Airlines
Deal found 6/20![American Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 6/20. 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.
Fri 8/2110:00 pm
ONT
- MDT
2 stops10h 36m
Delta
Deal found 6/20![Delta logo]()
$379
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 June 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $443 (American Airlines) |
One-way from | $206 (Kiwi.com) |
Popular in | August |
Cheapest in | January |
Average price | $547 |
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 June 20, 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
Cheapest round-trip
OntarioHarrisburg
ONT - MDT
ONTMDT
Ontario
Thu 7/9
10:00 pm-10:56 am
1 stop9h 56m
Harrisburg
Mon 7/13
2:57 pm-9:50 pm
1 stop9h 53m
$498
OntarioHarrisburg
ONT - MDT
ONTMDT
Ontario
Mon 7/13
10:00 pm-10:56 am
1 stop9h 56m
Harrisburg
Tue 7/21
2:57 pm-9:50 pm
1 stop9h 53m
$627
OntarioHarrisburg
ONT - MDT
ONTMDT
Ontario
Thu 7/16
10:00 pm-10:56 am
1 stop9h 56m
Harrisburg
Wed 7/22
11:41 am-6:30 pm
1 stop9h 49m
$627
OntarioHarrisburg
ONT - MDT
ONTMDT
Ontario
Wed 7/15
6:10 am-4:56 pm
1 stop7h 46m
Harrisburg
Fri 7/17
7:59 pm-12:12 pm
2 stops19h 13m
$664
OntarioHarrisburg
ONT - MDT
ONTMDT
Ontario
Thu 7/16
10:00 pm-10:56 am
1 stop9h 56m
Harrisburg
Tue 7/21
2:57 pm-9:50 pm
1 stop9h 53m
$673
Quickest round-trip
OntarioHarrisburg
ONT - MDT
ONTMDT
Ontario
Sat 7/4
6:10 am-4:56 pm
1 stop7h 46m
Harrisburg
Wed 7/8
5:55 pm-10:51 pm
1 stop7h 56m
$709
OntarioHarrisburg
ONT - MDT
ONTMDT
Ontario
Thu 7/9
10:00 pm-10:56 am
1 stop9h 56m
Harrisburg
Thu 7/16
2:57 pm-9:50 pm
1 stop9h 53m
$727
OntarioHarrisburg
ONT - MDT
ONTMDT
Ontario
Fri 7/3
6:10 am-4:56 pm
1 stop7h 46m
Harrisburg
Sat 7/11
6:30 am-10:51 pm
1 stop19h 21m
$742
OntarioHarrisburg
ONT - MDT
ONTMDT
Ontario
Thu 8/13
6:02 am-9:58 pm
2 stops12h 56m
Harrisburg
Sat 8/15
1:25 pm-11:11 pm
2 stops12h 46m
$785
Cheapest one-way
OntarioHarrisburg
ONT - MDT
ONTMDT
Ontario
Wed 7/8
3:40 pm-4:52 pm
3 stops46h 12m
$258
Showing 1-10 of 20 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
ONT-MDT
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 June 20, 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.
Comfort
7.2
Crew
7.9
Food
6.4
Boarding
7.5
Overall
7.1
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
Comfort
7.2
Crew
7.9
Food
6.4
Boarding
7.5
Overall
7.1
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreJeremy,Sep 2025
SAN - PHL
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.
Traveling to a place near Harrisburg?
Book flights to Harrisburg if you plan to visit one of these locationsMechanicsburg
Hershey
Camp Hill
Carlisle
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Ontario and Harrisburg flights
Browse other Ontario and Harrisburg flight options. Last updated on June 20, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on June 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 June 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$339 | Average$484 | FlexibilityNo cancel fee | On-time71% |