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Pennsylvania

$95+ Cheap flights from Ontario (ONT) to Pennsylvania

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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PHL
Mrz 31 — Apr 71
Mo 3/31
Mo 4/7
1 adult, Economy
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Cheap flight deals from Ontario to Pennsylvania

Keep the following information in mind while searching for Ontario to Pennsylvania flight deals. Data was last updated März 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$190
(Trip.com)

One-way from

$95
(Trip.com)

Popular in

June

Cheapest in

September

Average price

$442
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From Ontario to Pennsylvania
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One-way flight from Ontario to Pennsylvania
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Highest demand for flights based on searches. 7% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Ontario to Pennsylvania

Cheapest flights from Ontario to Pennsylvania
Explore the most affordable flight options available from Ontario to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on März 26, 2025.

This Trip.com deal was found by Cheapflights users on 3/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 4/82:43 pmONT - PHL
1 stop13h 04mFrontier
Mi 4/306:45 pmPHL - ONT
1 stop15h 39mFrontier
Deal found 3/25$190
This eDestinos deal was found by Cheapflights users on 3/24. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 4/146:03 pmONT - LGA
1 stop24h 57mFrontier
Mo 4/2110:59 pmLGA - ONT
1 stop17h 38mFrontier
Deal found 3/24$226
This JetBlue deal was found by Cheapflights users on 3/25. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 5/2410:59 pmONT - JFK
Nonstop5h 20mJetBlue
Di 5/276:00 pmJFK - ONT
Nonstop6h 11mJetBlue
Deal found 3/25$243
This American Airlines deal was found by Cheapflights users on 3/25. 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.
Di 9/211:59 pmONT - LGA
1 stop7h 31mAmerican Airlines
Di 9/95:00 pmLGA - ONT
1 stop7h 56mAmerican Airlines
Deal found 3/25$267
This American Airlines deal was found by Cheapflights users on 3/25. 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.
Di 5/610:40 pmONT - EWR
1 stop8h 08mAmerican Airlines
Sa 5/104:49 pmEWR - ONT
1 stop8h 08mAmerican Airlines
Deal found 3/25$267
This Trip.com deal was found by Cheapflights users on 3/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 4/52:22 pmONT - JFK
1 stop12h 08mFrontier
Mi 4/96:59 amJFK - ONT
1 stop11h 05mFrontier
Deal found 3/25$268
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Mi 4/236:39 pmONT - EWR
1 stop8h 06mUnited Airlines
Mo 4/283:55 pmEWR - ONT
1 stop10h 00mUnited Airlines
Deal found 3/24$272
This Trip.com deal was found by Cheapflights users on 3/25. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 4/128:39 amONT - LGA
1 stop10h 21mMultiple Airlines
Mi 4/1611:56 amLGA - ONT
1 stop10h 02mMultiple Airlines
Deal found 3/25$275
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Di 4/2912:10 pmONT - DCA
1 stop6h 49mFrontier
Fr 5/27:00 amDCA - ONT
1 stop7h 26mFrontier
Deal found 3/25$276
This Hawaiian Airlines deal was found by Cheapflights users on 3/25. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 5/24:29 pmONT - JFK
1 stop10h 31mHawaiian Airlines
Mi 5/77:20 amJFK - ONT
1 stop11h 12mHawaiian Airlines
Deal found 3/25$276
This Delta deal was found by Cheapflights users on 3/25. 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.
Di 4/1510:15 pmONT - LGA
1 stop6h 54mDelta
Mi 4/236:00 amLGA - ONT
1 stop7h 57mDelta
Deal found 3/25$277
This Delta deal was found by Cheapflights users on 3/24. 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.
Mo 4/1410:15 pmONT - EWR
1 stop7h 44mDelta
Sa 4/197:00 amEWR - ONT
1 stop8h 16mDelta
Deal found 3/24$277

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Pennsylvania 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 März 26, 2025.
Use the filters below to find and compare flights from Ontario to Pennsylvania that are best for you.

Fly from

Ontario

Fly to

Pennsylvania

Route

Depart

Return

Price

OntarioPhiladelphia

ONT - PHL

ONTPHL

Ontario

Di 4/8

2:43 pm-6:47 am

1 stop13h 04m

Philadelphia

Mi 4/30

6:45 pm-7:24 am

1 stop15h 39m

$190

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Mo 4/14

6:03 pm-10:00 pm

1 stop24h 57m

New York LaGuardia

Mo 4/21

10:59 pm-1:37 pm

1 stop17h 38m

$226

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Sa 5/24

10:59 pm-7:19 am

Nonstop5h 20m

New York John F Kennedy Intl

Di 5/27

6:00 pm-9:11 pm

Nonstop6h 11m

$243

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Di 9/2

11:59 pm-10:30 am

1 stop7h 31m

New York LaGuardia

Di 9/9

5:00 pm-9:56 pm

1 stop7h 56m

$267

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Mi 9/3

5:09 pm-5:28 am

1 stop9h 19m

Newark

Mi 9/10

6:30 am-11:22 am

1 stop7h 52m

$267

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Sa 4/5

2:22 pm-5:30 am

1 stop12h 08m

New York John F Kennedy Intl

Mi 4/9

6:59 am-3:04 pm

1 stop11h 05m

$268

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Sa 4/12

8:39 am-10:00 pm

1 stop10h 21m

New York LaGuardia

Mi 4/16

11:56 am-6:58 pm

1 stop10h 02m

$275

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Fr 5/2

4:29 pm-6:00 am

1 stop10h 31m

New York John F Kennedy Intl

Mi 5/7

7:20 am-3:32 pm

1 stop11h 12m

$276

OntarioWashington, D.C.

ONT - DCA

ONTDCA

Ontario

Di 4/29

12:10 pm-9:59 pm

1 stop6h 49m

Washington, D.C. Reagan-National

Fr 5/2

7:00 am-11:26 am

1 stop7h 26m

$276

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Di 4/15

10:15 pm-8:09 am

1 stop6h 54m

New York LaGuardia

Mi 4/23

6:00 am-10:57 am

1 stop7h 57m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Pennsylvania

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

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

Currently, August is the cheapest month in which you can book a flight from Ontario to Pennsylvania (average of $236). Flying from Ontario to Pennsylvania in March is currently the most expensive (average of $295). 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.

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

Find hourly flight availability from Ontario to Pennsylvania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated März 26, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Pennsylvania as you normally would.

Rainfall in Pennsylvania by month

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

In terms of precipitation, rainfall in Pennsylvania ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Pennsylvania when rainfall is around 2.7 in.

Temperature in Pennsylvania by month

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

If weather is an important factor for your trip to Pennsylvania, use this chart to help with planning. For those seeking warmer temperatures, July 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 January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Pennsylvania

Get insights into the airlines that provide service to Pennsylvania. 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 Pennsylvania. Reviews last updated März 26, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Ontario to Pennsylvania to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Alaska Airlines
8.0
Very good
9,789 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,891 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Hawaiian Airlines
7.9
Good
2,330 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,608 reviews
Southwest
8.1
Very good
4,274 reviews

Crew

8.6

Entertainment

7.6

Boarding

8.2

Food

7.1

Overall

8.1

Comfort

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

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

  • What airport do you fly from for flights from Ontario to Pennsylvania?

    For a flight from Ontario to Pennsylvania, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

  • What are the cheapest airlines to fly from Ontario to Pennsylvania one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $95. JetBlue flights start at $122 while deals on American Airlines start at $134 one-way.

  • What are the most popular routes from Ontario to Pennsylvania?

    The most popular route from Ontario to Pennsylvania is Ontario - Newark. You may also consider Ontario - New York John F Kennedy Intl or Ontario - New York LaGuardia.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Ontario to Pennsylvania (average of $236). Flying from Ontario to Pennsylvania in March is currently the most expensive (average of $295). 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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Alternative routes for Ontario to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ontario to Pennsylvania

Discover the top 6 airlines that operate flights from Ontario to Pennsylvania. 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 März 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$75Average$220FlexibilityNo cancel feeOn-time65%
FrontierCheapest$125Average$280FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$258Average$471FlexibilityNo cancel feeOn-time71%
DeltaCheapest$279Average$501FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$342Average$521FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$346Average$478FlexibilityNo cancel feeOn-time63%
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