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Cheap flights from Ontario to Pittsburgh from $107

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Pittsburgh departing on 5/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Pittsburgh

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Ontario to Pittsburgh.
Frontier Logo
12:59 am - 4:45 pmONT-PIT
12h 46m1 stop
Frontier Logo
5:22 pm - 11:50 pmPIT-ONT
9h 28m1 stop
$218Frontier
Find Deal
Thu, May 29 - Mon, Jun 2
 Logo
4:45 pm - 6:45 amONT-PIT
11h 00m1 stop
 Logo
5:22 pm - 11:50 pmPIT-ONT
9h 28m1 stop
Tue, Jun 3 - Fri, Jun 6
American Airlines Logo
11:59 pm - 10:50 amONT-PIT
7h 51m1 stop
American Airlines Logo
7:03 am - 1:50 pmPIT-ONT
9h 47m1 stop
$307American Airlines
Find Deal
Tue, Jun 3 - Tue, Jun 10
American Airlines Logo
10:00 am - 9:42 pmONT-PIT
8h 42m2 stops
American Airlines Logo
4:57 pm - 9:33 pmPIT-ONT
7h 36m1 stop
$312American Airlines
Find Deal
Tue, Jun 3 - Tue, Jun 10
Delta Logo
6:00 am - 4:28 pmONT-PIT
7h 28m1 stop
Delta Logo
4:33 pm - 10:25 pmPIT-ONT
8h 52m1 stop
$343Delta
Find Deal
Wed, Jun 18 - Wed, Jun 25
United Airlines Logo
6:00 am - 3:59 pmONT-PIT
6h 59m1 stop
United Airlines Logo
4:04 pm - 10:26 pmPIT-ONT
9h 22m1 stop
$347United Airlines
Find Deal
Tue, Jun 3 - Tue, Jun 10
Delta Logo
5:45 pm - 10:21 amONT-PIT
13h 36m2 stops
Delta Logo
4:33 pm - 10:25 pmPIT-ONT
8h 52m1 stop
$348Delta
Find Deal
Wed, Jun 18 - Wed, Jun 25
United Airlines Logo
1:33 pm - 10:49 pmONT-PIT
6h 16m1 stop
United Airlines Logo
2:50 pm - 10:26 pmPIT-ONT
10h 36m2 stops
$352United Airlines
Find Deal
Tue, Jun 3 - Tue, Jun 10
Southwest Logo
11:25 am - 10:55 pmONT-PIT
8h 30m2 stops
Southwest Logo
6:30 pm - 11:55 pmPIT-ONT
8h 25m1 stop
$367Southwest
Find Deal
Tue, Jun 3 - Fri, Jun 6
Southwest Logo
11:25 am - 10:55 pmONT-PIT
8h 30m2 stops
Southwest Logo
5:10 am - 10:25 amPIT-ONT
8h 15m2 stops
$400Southwest
Find Deal
Tue, Jun 3 - Fri, Jun 6

Delta flights from Ontario to Pittsburgh

Our best Delta deals on Ontario to Pittsburgh flight tickets
Delta
Jun 18
ONT6:00 amOntario
7h 28m
1 stop
PIT4:28 pmPittsburgh
Jun 25
PIT4:33 pmPittsburgh
8h 52m
1 stop
ONT10:25 pmOntario
Delta
Jun 18
ONT5:45 pmOntario
13h 36m
2 stops
PIT10:21 amPittsburgh
Jun 25
PIT4:33 pmPittsburgh
8h 52m
1 stop
ONT10:25 pmOntario
Delta
Sep 3
ONT5:53 pmOntario
13h 11m
2 stops
PIT10:04 amPittsburgh
Sep 6
PIT5:40 pmPittsburgh
8h 03m
1 stop
ONT10:43 pmOntario

United Airlines flights from Ontario to Pittsburgh

Our best United Airlines deals on Ontario to Pittsburgh flight tickets
United Airlines
Jun 3
ONT6:00 amOntario
6h 59m
1 stop
PIT3:59 pmPittsburgh
Jun 10
PIT4:04 pmPittsburgh
9h 22m
1 stop
ONT10:26 pmOntario
United Airlines
Jun 3
ONT1:33 pmOntario
6h 16m
1 stop
PIT10:49 pmPittsburgh
Jun 10
PIT2:50 pmPittsburgh
10h 36m
2 stops
ONT10:26 pmOntario
United Airlines
Jun 3
ONT5:10 amOntario
8h 46m
2 stops
PIT4:56 pmPittsburgh
Jun 10
PIT6:22 amPittsburgh
9h 09m
2 stops
ONT12:31 pmOntario

See travel insights to Pittsburgh from

How to get the cheapest flight ticket from Ontario to Pittsburgh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Pittsburgh?

In general, April is the cheapest month to fly from Ontario to Pittsburgh. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $387. The month of August is another great option to travel to Pittsburgh, with average flight prices from Ontario averaging around $388.

What is the cheapest day to depart on your flight to Pittsburgh?

The cheapest day to depart on your flight to Pittsburgh is on a Wednesday when prices can be found for as low as $195. This is often the case because there is less demand to fly during this day of the week. Flights from Ontario to Pittsburgh on a Monday will generally be more expensive and average around $249. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Pittsburgh?

Our data shows that the cheapest Ontario to Pittsburgh flights are usually those with departure times in the evening. Our users have found flights to Pittsburgh in the evening for as low as $206. Flights to Pittsburgh are more costly at noon, with an average ticket price of $354. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Pittsburgh from Ontario when booking 17 weeks ahead of your departure date. In general, you can expect to find flights to Pittsburgh for around $462 when searching 17 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Pittsburgh from Ontario for as low as $259 on momondo.

How have Ontario to Pittsburgh flight prices changed over time?

As of April 2025, prices for Ontario to Pittsburgh flights are approximately 26% cheaper when compared to flights at the same time last year.

When to book flights from Ontario to Pittsburgh

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Pittsburgh according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Pittsburgh (ONT to PIT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Pittsburgh

Best Price Found

$107

Fastest flight time

6h 00m

Direct flights

None

Airports in Pittsburgh

1 airport
The best one-way flight to Pittsburgh from Ontario in the past 72 hours is $107. The best round-trip flight deal from Ontario to Pittsburgh found on momondo in the last 72 hours is $218.
The fastest flight from Ontario to Pittsburgh takes 6h 00m
There are no direct flights from Ontario to Pittsburgh. Popular non-direct route for this connection is Ontario Airport - Pittsburgh Airport.
There is 1 airport near Pittsburgh: Pittsburgh (PIT)

  • How far is Ontario to Pittsburgh by plane?

    A flight from Ontario to Pittsburgh will travel around 2099.2 mi. In terms of flight time, this usually takes a little over 6h 16m.

  • When did momondo last update prices for flights from Ontario Airport to Pittsburgh Airport?

    Prices for flights from Ontario Airport to Pittsburgh Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Pittsburgh Airport?

  • How old do you have to be to fly from Ontario Airport to Pittsburgh Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Pittsburgh Airport.

  • What documentation or ID do you need to fly to Pittsburgh Airport?

    The travel and health documents you'll need for your trip to Pittsburgh Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Pittsburgh Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ontario to Pittsburgh?


Best airlines flying from Ontario to Pittsburgh

Compare and see reviews for airlines that fly from Ontario to Pittsburgh with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $207Free CancellationRating
5.9
3,283 reviews
Search Frontier flights
DeltaPriceFrom $228Free CancellationRating
8.0
7,920 reviews
Search Delta flights
American AirlinesPriceFrom $312Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $340Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
SouthwestPriceFrom $342Free CancellationRating
8.0
4,287 reviews
Search Southwest flights

Traveling to a place near Pittsburgh?

Book flights to Pittsburgh if you plan to visit one of these locations
Monroeville
Wheeling
Washington
Butler
West Mifflin
Belle Vernon
Moon
New Castle
Steubenville
Canonsburg
Coraopolis
Triadelphia
Wexford
Mars
Freeport
Cadiz
Chester
Bridgeport

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Pittsburgh?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Pittsburgh from Ontario.

Can I find flights from Ontario to Pittsburgh with flexible booking policies on momondo?

All flight searches from Ontario to Pittsburgh on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Pittsburgh?

Once you have performed a search for Ontario to Pittsburgh flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to Pittsburgh right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Pittsburgh now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Pittsburgh and let you know when they change.


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