HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$126+ Cheap flights from Pittsburgh (PIT) to Ontario

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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — YYZ
Apr 15 — Apr 221
Wed 4/15
Wed 4/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pittsburgh to Ontario 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 Pittsburgh to Ontario

Cheapest flights from Pittsburgh to Ontario
Explore the most affordable flight options available from Pittsburgh to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 16, 2026.

This American Airlines deal was found by Cheapflights users on 3/11. 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 5/87:45 pm
PIT
-
YUL
1 stop16h 33m
American Airlines
Sun 5/107:45 am
YUL
-
PIT
1 stop11h 14m
American Airlines
Deal found 3/11$240
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Tue 4/216:35 am
PIT
-
YYZ
1 stop7h 30m
Multiple Airlines
Thu 4/238:30 pm
YYZ
-
PIT
1 stop20h 50m
Multiple Airlines
Deal found 3/11$332
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Fri 4/1010:45 am
PIT
-
YYZ
1 stop12h 35m
Multiple Airlines
Mon 4/133:40 pm
YYZ
-
PIT
1 stop17h 58m
Multiple Airlines
Deal found 3/11$349
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 4/236:35 am
PIT
-
YUL
1 stop8h 35m
Multiple Airlines
Sat 4/258:00 am
YUL
-
PIT
1 stop9h 20m
Multiple Airlines
Deal found 3/16$352
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Tue 4/216:35 am
PIT
-
YYZ
1 stop7h 30m
Multiple Airlines
Fri 4/2411:15 pm
YYZ
-
PIT
2 stops18h 05m
Multiple Airlines
Deal found 3/11$365
This United Airlines deal was found by Cheapflights users on 3/13. 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 4/283:00 pm
PIT
-
YOW
1 stop3h 55m
United Airlines
Wed 4/2910:44 am
YOW
-
PIT
1 stop6h 06m
United Airlines
Deal found 3/13$366
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 6/117:11 pm
PIT
-
YTZ
1 stop20h 49m
Multiple Airlines
Wed 6/1710:50 am
YTZ
-
PIT
2 stops35h 36m
Multiple Airlines
Deal found 3/12$367
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 6/117:11 pm
PIT
-
YTZ
1 stop20h 49m
Multiple Airlines
Mon 6/229:15 am
YTZ
-
PIT
2 stops7h 52m
Multiple Airlines
Deal found 3/12$373
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 6/117:11 pm
PIT
-
YTZ
1 stop20h 49m
Multiple Airlines
Thu 6/189:15 am
YTZ
-
PIT
2 stops7h 52m
Multiple Airlines
Deal found 3/12$380
This Mytrip deal was found by Cheapflights users on 3/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:15 pm
PIT
-
YYZ
1 stop17h 28m
Multiple Airlines
Mon 4/276:30 am
YYZ
-
PIT
1 stop17h 29m
Multiple Airlines
Deal found 3/12$380
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:35 am
PIT
-
YYZ
1 stop7h 30m
Multiple Airlines
Wed 5/64:45 pm
YYZ
-
PIT
2 stops29h 42m
Multiple Airlines
Deal found 3/15$385
This American Airlines deal was found by Cheapflights users on 3/12. 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 10/287:05 pm
PIT
-
YUL
1 stop14h 45m
American Airlines
Sat 10/313:25 pm
YUL
-
PIT
1 stop6h 15m
American Airlines
Deal found 3/12$387

Find flight deals from Pittsburgh to Ontario

Keep the following information in mind while searching for Pittsburgh to Ontario flight deals. Data was last updated March 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$240
(American Airlines)

One-way from

$126
(Kiwi.com)

Popular in

December

Cheapest in

June

Average price

$681

Good round-trip deal

$609 or less

Good one-way deal

$263 or less
Provider with most accurate pricing for Pittsburgh-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pittsburgh-Toronto (YTO) flights.
Search Deals
From Pittsburgh to Ontario
Search Deals
One-way flight from Pittsburgh to Ontario
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($264 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Pittsburgh to Ontario.
Search Deals
Price to beat on a one-way flight from Pittsburgh to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pittsburgh to Ontario 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 March 16, 2026.
Use the filters below to find and compare flights from Pittsburgh to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghOttawa

PIT - YOW

PITYOW

Pittsburgh

Wed 4/1

2:09 pm-9:35 pm

1 stop7h 26m

Ottawa

Sun 4/5

6:00 am-9:34 am

1 stop3h 34m

$366

PittsburghOttawa

PIT - YOW

PITYOW

Pittsburgh

Tue 4/28

3:00 pm-6:55 pm

1 stop3h 55m

Ottawa

Wed 4/29

10:44 am-4:50 pm

1 stop6h 06m

$366

PittsburghOttawa

PIT - YOW

PITYOW

Pittsburgh

Thu 4/30

10:35 am-11:54 pm

1 stop13h 19m

Ottawa

Thu 5/7

6:00 am-9:31 am

1 stop3h 31m

$366

PittsburghOttawa

PIT - YOW

PITYOW

Pittsburgh

Wed 5/6

10:35 am-6:55 pm

1 stop8h 20m

Ottawa

Wed 5/13

5:50 pm-11:20 pm

1 stop5h 30m

$366

PittsburghOttawa

PIT - YOW

PITYOW

Pittsburgh

Thu 9/10

6:10 am-9:56 am

1 stop3h 46m

Ottawa

Wed 9/16

10:37 am-3:25 pm

1 stop4h 48m

$366
Quickest round-trip

PittsburghOttawa

PIT - YOW

PITYOW

Pittsburgh

Fri 6/19

6:10 am-10:03 am

1 stop3h 53m

Ottawa

Tue 6/23

7:30 pm-11:36 pm

1 stop4h 06m

$366

PittsburghToronto

PIT - YTZ

PITYTZ

Pittsburgh

Thu 6/11

7:11 pm-4:00 pm

1 stop20h 49m

Toronto Island

Wed 6/17

10:50 am-10:26 pm

2 stops35h 36m

$367

PittsburghToronto

PIT - YTZ

PITYTZ

Pittsburgh

Thu 6/11

7:11 pm-4:00 pm

1 stop20h 49m

Toronto Island

Thu 6/18

9:15 am-5:07 pm

2 stops7h 52m

$380

PittsburghToronto

PIT - YTZ

PITYTZ

Pittsburgh

Thu 6/11

7:11 pm-4:00 pm

1 stop20h 49m

Toronto Island

Fri 6/19

9:15 am-4:50 pm

2 stops7h 35m

$388

PittsburghToronto

PIT - YYZ

PITYYZ

Pittsburgh

Sat 4/11

9:22 am-9:34 pm

1 stop12h 12m

Toronto Pearson Intl

Sat 4/18

7:15 am-3:31 pm

1 stop8h 16m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Pittsburgh to Ontario

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

What is the cheapest month to book a flight from Pittsburgh to Region of Ontario?

Currently, March is the cheapest month in which you can book a flight from Pittsburgh to Region of Ontario (average of $156). Flying from Pittsburgh to Region of Ontario in July is currently the most expensive (average of $594). 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 PIT to ON?

Find hourly flight availability from Pittsburgh to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 16, 2026.

When flying from Pittsburgh to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Pittsburgh to Region of Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated March 16, 2026.
See what other customers who have flown with United Airlines and Air Canada from Pittsburgh to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,428 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,428 reviews
United Airlines
7.4
Good
9,428 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Air Canada
7.1
Good
10,805 reviews
United Airlines
7.4
Good
9,428 reviews

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh to Ontario. 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 Pittsburgh to Ontario?

    If you book a flight to Ontario from Pittsburgh, you will be flying from Pittsburgh, which is the city’s only airport. Pittsburgh (PIT) is located 13.5 mi from the center of Pittsburgh.

  • How long is the flight from Pittsburgh to Region of Ontario?

    A quick flight from Pittsburgh to Region of Ontario can take about 7h 26m. United Airlines provides one of the quickest options available for as low as $366. The distance between Pittsburgh and Region of Ontario is about 405 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Pittsburgh to Region of Ontario?

    When deciding which route to take from Pittsburgh to Region of Ontario consider Pittsburgh - Montreal Pierre Elliott Trudeau Intl, Pittsburgh - Toronto Pearson Intl or Pittsburgh - Toronto Island as they are the most popular.

  • What are the most reliable airlines from Pittsburgh to Region of Ontario?

    The top 3 most reliable airlines when flying from Pittsburgh to Region of Ontario are Air Canada (56%), Jazz (56%) and United Airlines (56%).

  • What are the cheapest flights from Pittsburgh to Region of Ontario?

    Looking at all options, your cheapest flight can be booked for $199. While the most popular route (Pittsburgh - Montreal Pierre Elliott Trudeau Intl) can be booked for $415 on average, our data indicates $713 when flying from Pittsburgh to Region of Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pittsburgh to Ontario 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 Pittsburgh to Region of Ontario?

    Currently, March is the cheapest month in which you can book a flight from Pittsburgh to Region of Ontario (average of $156). Flying from Pittsburgh to Region of Ontario in July is currently the most expensive (average of $594). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Pittsburgh to Ontario

Discover the top 2 airlines that operate flights from Pittsburgh to Ontario. 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 March 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$213Average$523FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$268Average$586FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights