ONT

$78 Find Cheap Flights from Pennsylvania to Ontario

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Ontario departing on 4/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Pennsylvania to Ontario

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Pennsylvania to Ontario that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Pennsylvania to Ontario

Tue, May 5 - Sun, May 10
Frontier Logo
10:40 am - 7:32 pm
PHL
-
ONT
11h 52m
1 stop
Frontier Logo
8:30 am - 10:14 pm
ONT
-
PHL
10h 44m
1 stop
$160Frontier
Sat, Apr 25 - Fri, May 1
Frontier Logo
1:59 pm - 11:55 pm
DCA
-
ONT
12h 56m
1 stop
Frontier Logo
12:59 am - 1:00 pm
ONT
-
DCA
9h 01m
1 stop
$160Frontier
Wed, Apr 15 - Fri, Apr 17
Multiple Airlines Logo
8:00 am - 6:49 pm
EWR
-
ONT
13h 49m
1 stop
Multiple Airlines Logo
11:44 am - 6:30 am
ONT
-
EWR
15h 46m
1 stop
$240Multiple Airlines
Tue, Apr 28 - Tue, May 5
Multiple Airlines Logo
2:55 pm - 10:44 am
EWR
-
ONT
22h 49m
1 stop
Multiple Airlines Logo
8:06 pm - 11:20 am
ONT
-
EWR
12h 14m
1 stop
$242Multiple Airlines
Fri, May 29 - Tue, Jun 9
JetBlue Logo
5:30 pm - 8:47 pm
JFK
-
ONT
6h 17mnonstop
JetBlue Logo
10:41 pm - 7:10 am
ONT
-
JFK
5h 29mnonstop
$272JetBlue
Wed, May 6 - Tue, May 12
United Airlines Logo
7:20 am - 12:38 pm
LGA
-
ONT
8h 18m
1 stop
United Airlines Logo
5:00 am - 3:47 pm
ONT
-
LGA
7h 47m
1 stop
$276United Airlines
Tue, Jun 16 - Sat, Jun 20
JetBlue Logo
7:30 pm - 10:38 pm
JFK
-
ONT
6h 08mnonstop
JetBlue Logo
11:16 pm - 7:40 am
ONT
-
JFK
5h 24mnonstop
$277JetBlue
Sat, Apr 18 - Sat, Apr 25
Delta Logo
2:55 pm - 9:00 pm
JFK
-
ONT
9h 05m
1 stop
Delta Logo
10:15 pm - 10:15 am
ONT
-
JFK
9h 00m
1 stop
$280Delta
Sat, Apr 18 - Sat, Apr 25
Delta Logo
6:00 am - 11:36 am
LGA
-
ONT
8h 36m
1 stop
Delta Logo
10:15 pm - 9:39 am
ONT
-
LGA
8h 24m
1 stop
$280Delta
Fri, May 1 - Wed, May 6
United Airlines Logo
2:25 pm - 10:59 pm
ABE
-
ONT
11h 34m
2 stops
United Airlines Logo
6:59 pm - 9:48 am
ONT
-
ABE
11h 49m
2 stops
$403United Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$78
Flight from Philadelphia to Ontario

FAQs for booking flights from Pennsylvania to Ontario

  • How does KAYAK find such low prices on flights from Pennsylvania to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Pennsylvania to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Pennsylvania with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Ontario

Information on the airport you'll fly into in Ontario

Ontario (ONT)