$69 Cheap flights from Pittsburgh Intl. to Los Angeles - Ontario Intl. (PIT to ONT)

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Find The Best Dates To Fly from Pittsburgh Intl. to Los Angeles - Ontario Intl.

Amazing PIT to ONT Flight Deals

The cheapest flights to Los Angeles - Ontario Intl. found within the past 7 days were $138 round trip and $69 one way. Prices and availability subject to change. Additional terms may apply.

Thu, Jan 30 - Thu, Feb 6
PIT
Pittsburgh
ONT
Ontario
$138 Roundtrip, found 5 days ago
$138
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Jan 30 from Pittsburgh to Ontario, returning Thu, Feb 6, priced at $138 found 5 days ago
Thu, Jan 23 - Thu, Feb 6
PIT
Pittsburgh
ONT
Ontario
$178 Roundtrip, found 14 hours ago
$178
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Thu, Jan 23 from Pittsburgh to Ontario, returning Thu, Feb 6, priced at $178 found 14 hours ago
Sun, Jan 12 - Thu, Jan 30
PIT
Pittsburgh
ONT
Ontario
$198 Roundtrip, found 14 hours ago
$198
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Sun, Jan 12 from Pittsburgh to Ontario, returning Thu, Jan 30, priced at $198 found 14 hours ago
Thu, Jan 16 - Thu, Jan 30
PIT
Pittsburgh
ONT
Ontario
$238 Roundtrip, found 14 hours ago
$238
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Thu, Jan 16 from Pittsburgh to Ontario, returning Thu, Jan 30, priced at $238 found 14 hours ago
Sun, Jan 5 - Thu, Jan 23
PIT
Pittsburgh
ONT
Ontario
$268 Roundtrip, found 14 hours ago
$268
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Sun, Jan 5 from Pittsburgh to Ontario, returning Thu, Jan 23, priced at $268 found 14 hours ago
Sun, Jan 19 - Thu, Feb 6
PIT
Pittsburgh
ONT
Ontario
$274 Roundtrip, found 14 hours ago
$274
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Sun, Jan 19 from Pittsburgh to Ontario, returning Thu, Feb 6, priced at $274 found 14 hours ago
Tue, Dec 17 - Wed, Dec 18
PIT
Pittsburgh
ONT
Ontario
$316 Roundtrip, found 4 days ago
$316
Roundtrip
found 4 days ago
Select United flight, departing Tue, Dec 17 from Pittsburgh to Ontario, returning Wed, Dec 18, priced at $316 found 4 days ago
Tue, Dec 10 - Sat, Dec 14
PIT
Pittsburgh
ONT
Ontario
$316 Roundtrip, found 2 days ago
$316
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Dec 10 from Pittsburgh to Ontario, returning Sat, Dec 14, priced at $316 found 2 days ago
Wed, Dec 18 - Wed, Dec 25
PIT
Pittsburgh
ONT
Ontario
$323 Roundtrip, found 2 days ago
$323
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Dec 18 from Pittsburgh to Ontario, returning Wed, Dec 25, priced at $323 found 2 days ago
Thu, Dec 19 - Thu, Dec 26
PIT
Pittsburgh
ONT
Ontario
$328 Roundtrip, found 2 days ago
$328
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Dec 19 from Pittsburgh to Ontario, returning Thu, Dec 26, priced at $328 found 2 days ago

Frequently asked questions

Can I catch a flight from Pittsburgh Airport to ONT right now?
Make sure you go to the Covid-19 Travel Advisor to find out if there are any present travel advice reports and quarantine requirements in effect in Ontario Airport when flying from Pittsburgh Airport.
Are there direct flights from PIT to ONT?
You can’t fly direct from Pittsburgh Intl. Airport (PIT) to Los Angeles - Ontario Intl. Airport (ONT), but we have the next best thing. American Airlines, Southwest Airlines and United Airlines offer flights with only one stopover.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Ontario Airport, please visit our Customer Service Portal.
How long is the flight from Pittsburgh Intl. Airport (PIT) to ONT?
Flights between PIT and Los Angeles - Ontario Intl. Airport (ONT) take approximately 6 hours and 20 minutes in total. Make the most of that time in the air by reading, resting, checking out the in-flight entertainment or doing all three.
What is the flight distance from Pittsburgh Intl. Airport (PIT) to Ontario Airport?
With a flight distance of 2,100 mi separating Pittsburgh Airport and Ontario Airport, you’re going to be on the plane for a reasonable length of time. It’s the perfect opportunity to watch a movie or two, get some work done or just sit back and relax with a novel.
What airlines fly from Pittsburgh Intl. Airport (PIT) to Los Angeles - Ontario Intl. Airport (ONT)?
When traveling from PIT to ONT, you’ll need to plan ahead — no direct flights are currently on offer. Booking well in advance should help you get the most convenient route and price.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Southwest Airlines, American Airlines or Delta you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Pittsburgh Intl.
Traveling To
Los Angeles - Ontario Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$138

Route Info

Flight path for flights from Pittsburgh International Airport to LA/Ontario International Airport.


Origin:
PIT - Pittsburgh International Airport
Destination:
ONT - LA/Ontario International Airport
Distance:
2,097.00 miles


Discover our best flights from Pittsburgh PIT to Ontario ONT. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Pittsburgh PIT to Ontario ONT at the right price  

Airfares to Ontario ONT from Pittsburgh PIT currently cost between $138 and $328. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Pittsburgh PIT to Ontario ONT 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Pittsburgh PIT to Ontario ONT on Travelocity starting at $69. Prices and availability subject to change. Additional terms may apply. 

 

Get to Ontario ONT from Pittsburgh PIT quicker with direct flights. 

Get to Ontario faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to ONT from PIT to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Pittsburgh PIT to Ontario ONT

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to ONT from PIT. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Pittsburgh PIT to Ontario ONT today 

If you’re flexible about when you travel, January is usually the cheapest month to fly from Pittsburgh PIT to Ontario ONT. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Ontario ONT from Pittsburgh PIT 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to ONT from PIT have this option.  

 

Travel with confidence when you book flights to Ontario ONT from Pittsburgh PIT with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.