Cheap flights from Pittsburgh to Ontario (PIT - ONT) from $85

This is the cheapest one-way flight price, found on 10/1. Prices may vary by date and flight preferences.
PIT — ONT
Oct 7 — Oct 141

The best prices from Pittsburgh to Ontario are usually found in September or February, booked 38 days in advance, depart on a Thursday or Tuesday and return on a Thursday

How to find the cheapest flight from Pittsburgh (PIT) to Ontario (ONT)

All the information you need to plan the best PIT to ONT flight in 2023: compare Pittsburgh to Ontario flight prices with the expected peak season, weather and rainfall in Ontario.

Popular in

June

Cheapest in

September

Average price

$454

Round-trip from

$217
High demand for flights, 47% potential price rise
Best time to find cheap flights, 50% potential price drop
Average for round-trip flights in October 2023
From Pittsburgh to Ontario

PIT - LAX

Price

$217 - $494

LAX

Temperature

57.2 - 73.4 °F

LAX

Rainfall

0 - 3.4 inches

What is the cheapest day to fly round-trip from Pittsburgh to Ontario?

Wednesday flights are generally found to be more expensive for flights from Pittsburgh to Ontario. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Ontario.

How far in advance should I book a flight from Pittsburgh to Ontario?

Find a great deal and save up to 30% by booking at least 40 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Pittsburgh to Ontario within the next two weeks, with the cheapest ticket starting at $369.

What is the cheapest month to fly from Pittsburgh to Ontario?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to Ontario. Flights to Ontario from Pittsburgh in February are about $349 on average during February, but can be found for as low as $95.

When is the cheapest time to fly from Pittsburgh to Ontario (PIT - ONT)?

When flying from Pittsburgh to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 71% versus a flight in the afternoon.

Cheap Frontier flights from Pittsburgh to Ontario

Take a peek at the cheapest Frontier flights we've detected traveling from Pittsburgh to Ontario. Make sure to double check the flight details before booking.

Cheap Alaska Airlines flights from Pittsburgh to Ontario

Take a gander at the lowest prices we've found on Alaska Airlines flights from Pittsburgh to Ontario. Deals are refreshing constantly so come back soon for more options.

Cheap Pittsburgh to Ontario flights in October & November 2023

The best prices found for PIT to ONT flights for October, November
Check out some of the best flight deals from Pittsburgh to Ontario in 2023. More deals are always being added, so be sure to check back regularly.

Pittsburgh to Ontario 2023 flight deals

Cheap flights to Ontario from Pittsburgh found for this year
Check out some of the best flight deals from Pittsburgh to Ontario in 2023. More deals are always being added, so be sure to check back regularly.

Pittsburgh to Ontario flights leaving soon

Late deals on return flights to Ontario from Pittsburgh, departing today and this week
Users seeking a last-minute flight from Pittsburgh to Ontario should consider booking one of these fares. It's wise to confirm all flight details are correct before booking.

One-way flights to Ontario from Pittsburgh

The cheapest one-way flights from Pittsburgh to Ontario
Users traveling one-way from Pittsburgh to Ontario can select one of these great deals. For those needing a return trip from Pittsburgh, there is a search form available above.

Find flights from Pittsburgh to Ontario within your budget

Use the slider to find flights from Pittsburgh to Ontario that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$156 - $456

Route

Depart

Return

Price

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Sat 10/28

1 stop16h 58m

Ontario

Sat 11/4

1 stop12h 58m

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Wed 11/1

1 stop15h 20m

Ontario

Fri 11/3

1 stop26h 04m

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Wed 10/25

1 stop15h 20m

Ontario

Sun 10/29

1 stop27h 14m

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Sat 10/28

2 stops12h 03m

Ontario

Sat 11/4

1 stop12h 58m

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Wed 11/8

1 stop15h 20m

Ontario

Sun 11/12

1 stop27h 19m

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Fri 12/1

1 stop17h 32m

Ontario

Mon 12/4

1 stop8h 10m

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Sat 10/28

2 stops10h 00m

Ontario

Sat 11/4

2 stops13h 59m

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Sat 10/28

1 stop10h 01m

Ontario

Fri 11/3

1 stop6h 43m

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Wed 11/15

2 stops17h 04m

Ontario

Thu 11/23

1 stop9h 20m

Flights are sorted by cheapest first

Deals found on 10/1

Reviews of airlines servicing Ontario

Peruse reviews from past customers who have flown with Frontier, Alaska Airlines and Delta from Pittsburgh to Ontario 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.
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

Flight was delayed after boarding. We circiled around for 45 minutes before taking off due to cabin maintenance light. Otherwise, it was a smooth flight.

Alaska Airlines
8.1
Very good
1,394 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

Flight was delayed after boarding. We circiled around for 45 minutes before taking off due to cabin maintenance light. Otherwise, it was a smooth flight.

Delta
7.9
Good
3,023 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

Flight was delayed after boarding. We circiled around for 45 minutes before taking off due to cabin maintenance light. Otherwise, it was a smooth flight.

United Airlines
7.4
Good
1,890 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

Flight was delayed after boarding. We circiled around for 45 minutes before taking off due to cabin maintenance light. Otherwise, it was a smooth flight.

American Airlines
7.2
Good
2,635 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

Flight was delayed after boarding. We circiled around for 45 minutes before taking off due to cabin maintenance light. Otherwise, it was a smooth flight.

Frontier
5.8
Fair
762 reviews
Alaska Airlines
8.1
Very good
1,394 reviews

Entertainment

7.2

Comfort

8.0

Overall

8.1

Boarding

8.3

Crew

8.6

Food

7.2

Reviews

1 / 10

Flight was delayed after boarding. We circiled around for 45 minutes before taking off due to cabin maintenance light. Otherwise, it was a smooth flight.

Related info for your journey

Useful info, stats and facts about Pittsburgh to Ontario flights.

Can I find flights from Pittsburgh to Ontario for under $200 on Cheapflights?

Yes, there are multiple flights from Pittsburgh to Ontario for under $200. The cheapest flight booked recently is on Multiple Airlines for just $156, but on average you can expect to pay $304.

Are there last-minute flights available from Pittsburgh to Ontario for under $400?

There are currently 16+ open flights from Pittsburgh to Ontario within the next 7 days for less than $400.

What are the cheapest airlines flying from Pittsburgh to Ontario round-trip?

Cheapflights users have booked flights from Pittsburgh to Ontario round-trip from $158. Other airlines that can offer you cheap pricing are Alaska Airlines, from $403, and Delta, from $404. Frontier is currently priced 71% below the average price you’ll pay for this route.

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

The cheapest airlines for a one-way flight from Pittsburgh to Ontario are Frontier ($85), Alaska Airlines ($217), and Delta ($243).

What are the most popular airlines that fly from Pittsburgh to Ontario?

What does PIT to ONT mean?

PIT stands for Pittsburgh Airport, while ONT stands for Ontario Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

Alternative routes for Pittsburgh to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Pittsburgh to Ontario

The chart below displays the airlines Cheapflights users traveling from Pittsburgh to Ontario choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$158Average$278FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
United AirlinesCheapest$357Average$426FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$358Average$495FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$375Average$560FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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How does Cheapflights help users find flights from Pittsburgh to Ontario?

Cheapflights helps you search for flights from Pittsburgh to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Pittsburgh to Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from Pittsburgh to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Pittsburgh to Ontario with no change fees?

Yes, we can. To see specific flights from Pittsburgh to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Pittsburgh to Ontario become cheaper?

Yes! Start tracking prices for Pittsburgh to Ontario flights today and get alerted whenever prices for these flights change. To access this feature, navigate to the search form above to perform a search, which will then prompt you for a valid email address to use the tool.

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