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Cheap flights from Pittsburgh to Los Angeles from $94

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to Los Angeles departing on 8/6. 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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Cheap round-trip flights

American Airlines Logo
7:49 am - 11:32 amPIT-ONT
6h 43m1 stop
American Airlines Logo
10:29 pm - 9:35 amONT-PIT
8h 06m1 stop
$187American Airlines
Find Deal
Mon, Aug 11 - Wed, Aug 13
American Airlines Logo
7:49 am - 11:32 amPIT-ONT
6h 43m1 stop
American Airlines Logo
10:50 am - 11:00 pmONT-PIT
9h 10m2 stops
$192American Airlines
Find Deal
Mon, Aug 11 - Wed, Aug 13
Southwest Logo
12:50 pm - 6:25 pmPIT-ONT
8h 35m1 stop
Southwest Logo
6:45 am - 4:35 pmONT-PIT
6h 50m1 stop
$199Southwest
Find Deal
Tue, Aug 5 - Tue, Aug 12
Southwest Logo
12:50 pm - 6:25 pmPIT-ONT
8h 35m1 stop
Southwest Logo
10:20 am - 9:20 pmONT-PIT
8h 00m2 stops
$204Southwest
Find Deal
Tue, Aug 5 - Tue, Aug 12
Delta Logo
6:00 am - 10:35 amPIT-ONT
7h 35m1 stop
Delta Logo
7:05 am - 4:53 pmONT-PIT
6h 48m1 stop
$297Delta
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Tue, Sep 9 - Sat, Sep 13
Delta Logo
4:14 pm - 10:40 pmPIT-ONT
9h 26m2 stops
Delta Logo
11:55 am - 11:02 pmONT-PIT
8h 07m1 stop
$302Delta
Find Deal
Tue, Sep 9 - Sat, Sep 13
Frontier Logo
5:28 pm - 11:50 pmPIT-ONT
9h 22m1 stop
Frontier Logo
6:11 pm - 4:33 pmONT-PIT
19h 22m1 stop
$319Frontier
Find Deal
Fri, Oct 17 - Sun, Oct 19
Frontier Logo
5:40 pm - 11:50 pmPIT-ONT
9h 10m1 stop
Frontier Logo
5:14 pm - 3:03 pmONT-PIT
18h 49m2 stops
$320Frontier
Find Deal
Mon, Jul 28 - Thu, Jul 31
United Airlines Logo
4:55 pm - 9:24 pmPIT-ONT
7h 29m1 stop
United Airlines Logo
6:00 am - 4:03 pmONT-PIT
7h 03m1 stop
$336United Airlines
Find Deal
Fri, Oct 24 - Mon, Oct 27
United Airlines Logo
6:09 am - 12:14 pmPIT-ONT
9h 05m1 stop
United Airlines Logo
6:39 pm - 4:55 amONT-PIT
7h 16m1 stop
$341United Airlines
Find Deal
Mon, Aug 11 - Tue, Aug 12

Southwest flights from Pittsburgh to Ontario

Our best Southwest deals on Pittsburgh to Ontario flight tickets
Southwest
Aug 5
PIT12:50 pmPittsburgh
8h 35m
1 stop
ONT6:25 pmOntario
Aug 12
ONT6:45 amOntario
6h 50m
1 stop
PIT4:35 pmPittsburgh
Southwest
Aug 5
PIT12:50 pmPittsburgh
8h 35m
1 stop
ONT6:25 pmOntario
Aug 12
ONT10:20 amOntario
8h 00m
2 stops
PIT9:20 pmPittsburgh
Southwest
Sep 11
PIT5:55 amPittsburgh
8h 10m
1 stop
ONT11:05 amOntario
Sep 17
ONT2:10 pmOntario
6h 20m
1 stop
PIT11:30 pmPittsburgh

Frontier flights from Pittsburgh to Ontario

Our best Frontier deals on Pittsburgh to Ontario flight tickets
Frontier
Jul 14
PIT5:40 pmPittsburgh
18h 29m
1 stop
ONT9:09 amOntario
Jul 17
ONT5:21 pmOntario
20h 24m
1 stop
PIT4:45 pmPittsburgh
Frontier
Jul 14
PIT5:40 pmPittsburgh
9h 10m
1 stop
ONT11:50 pmOntario
Jul 24
ONT5:21 pmOntario
20h 24m
1 stop
PIT4:45 pmPittsburgh
Frontier
Jul 14
PIT5:40 pmPittsburgh
18h 29m
1 stop
ONT9:09 amOntario
Jul 20
ONT12:59 amOntario
12h 46m
1 stop
PIT4:45 pmPittsburgh

See travel insights to Los Angeles from

How to get the cheapest flight ticket from Pittsburgh to Ontario

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 Ontario?

In general, November is the cheapest month to fly from Pittsburgh to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $364. If you aren’t able to travel during the month of November, then book flights to Ontario from Pittsburgh during April instead. Flights to Ontario in April, while not as cheap as those in November, still average around $371.

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

The cheapest day to depart on your flight to Ontario is on a Friday when prices can be found for as low as $396. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Pittsburgh to Ontario for around $527.

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

At noon is the cheapest time of day to fly from Pittsburgh to Ontario when you can find flight prices for as low as $404. Flying to Ontario at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $458 on average. Flights to Ontario from Pittsburgh in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Pittsburgh to Ontario flight prices changed over time?

As of July 2025, prices for Pittsburgh to Ontario flights are approximately 62% more expensive when compared to flights at the same time last year.

When to book flights from Pittsburgh to Ontario

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

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

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

Best Price Found

$94

Fastest flight time

6h 40m

Direct flights

None

Airports in Ontario

1 airport
The best one-way flight to Ontario from Pittsburgh in the past 72 hours is $94. The best round-trip flight deal from Pittsburgh to Ontario found on momondo in the last 72 hours is $187.
The fastest flight from Pittsburgh to Ontario takes 6h 40m
There are no direct flights from Pittsburgh to Ontario. Popular non-direct route for this connection is Pittsburgh Airport - Ontario Airport.
There is 1 airport near Ontario: Ontario (ONT)

  • How far is Pittsburgh to Ontario by plane?

    Pittsburgh and Ontario are 2099.2 mi apart from one another. In terms of flight time, this usually takes a little over 6h 40m.

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

    Prices for flights from Pittsburgh Airport to Ontario Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pittsburgh Airport to Ontario Airport.

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

    The travel and health documents you'll need for your trip to Ontario 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 Ontario 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 Pittsburgh to Ontario?


Best airlines flying from Pittsburgh to Ontario

Compare and see reviews for airlines that fly from Pittsburgh to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $268Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $303Free CancellationRating
8.0
4,252 reviews
Search Southwest flights
United AirlinesPriceFrom $346Free CancellationRating
7.4
8,842 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Ontario from Pittsburgh is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

Yes. All flights to Ontario from Pittsburgh on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Pittsburgh and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Pittsburgh to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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1 adult
Mon 7/14
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