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Latest Flight Deals from Pittsburgh to Ontario

Book one-way or return flights from Pittsburgh to Ontario from as little as NZD 94. Choose from the popular airlines below and book your flight today!

  • One way
  • Round-trip
      • PIT13:41
        19h 45m
        1 stop
        ONT06:26
        Tue, May 14|Pittsburgh - Ontario|Frontier Airlines
        NZD 94NZD 245
        62% OFF
        62% OFF
        NZD 245NZD 94
      • PIT13:41
        13h 18m
        1 stop
        ONT23:59
        Tue, May 7|Pittsburgh - Ontario|Frontier Airlines
        NZD 118NZD 245
        52% OFF
        52% OFF
        NZD 245NZD 118
      • PIT21:43
        18h 51m
        1 stop
        ONT13:34
        Tue, May 28|Pittsburgh - Ontario|Frontier Airlines
        NZD 138NZD 245
        44% OFF
        44% OFF
        NZD 245NZD 138
      • PIT21:43
        18h 51m
        1 stop
        ONT13:34
        Tue, May 21|Pittsburgh - Ontario|Frontier Airlines
        NZD 144
        NZD 144
      • PIT20:39
        25h 58m
        1 stop
        ONT19:37
        Tue, Jun 25|Pittsburgh - Ontario|Frontier Airlines
        NZD 154
        NZD 154
      • PIT06:00
        9h 54m
        1 stop
        ONT12:54
        Tue, May 28|Pittsburgh - Ontario|Spirit Airlines
        NZD 172
        NZD 172
      • PIT21:00
        29h 59m
        1 stop
        ONT23:59
        Thu, May 30|Pittsburgh - Ontario|Frontier Airlines
        NZD 188
        NZD 188
      • PIT20:50
        25h 47m
        1 stop
        ONT19:37
        Thu, Jun 13|Pittsburgh - Ontario|Frontier Airlines
        NZD 192
        NZD 192
      • PIT18:40
        8h 19m
        1 stop
        ONT23:59
        Thu, Jun 6|Pittsburgh - Ontario|Frontier Airlines
        NZD 192
        NZD 192
      • PIT20:58
        21h 47m
        1 stop
        ONT15:45
        Sun, Jun 2|Pittsburgh - Ontario|Frontier Airlines
        NZD 195
        NZD 195
      • PIT13:00
        3h 5m
        Direct
        ONT14:00
        Fri, May 10|Pittsburgh - Ontario|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Pittsburgh to Ontario? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Pittsburgh to Ontario. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from Pittsburgh to Ontario

View airlines operating flights from Pittsburgh to Ontario. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From NZD 94
Spirit Airlines
From NZD 172
American Airlines
From NZD 229
Delta Air Lines
From NZD 230
United Airlines
From NZD 237
Sun Country Airlines
From NZD 272
Alaska Airlines
From NZD 281
Southwest Airlines
From NZD 382
ANA airlines

Find more flights and airlines

Alternative Routes from Pittsburgh to Ontario

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Pittsburgh to Ontario.

  • Cheapest
    Frontier Airlines
    PIT
    13:41
    19h 45m
    1 transfer
    ONT
    06:26
    Pittsburgh International Airport - Ontario International Airport
    Tue, May 14Frontier Airlines
    NZD 94
  • Frontier Airlines
    PIT
    13:41
    19h 45m
    1 transfer
    ONT
    06:26
    Pittsburgh International Airport - Ontario International Airport
    Tue, May 14Frontier Airlines
    NZD 94
    Find More Flights

How do I find the cheapest flights?

  • When are flight tickets from Pittsburgh (PIT) to Ontario (ONT) the cheapest?

    Airlines adjust prices for flights from Pittsburgh to Ontario based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Pittsburgh (PIT) to Ontario (ONT) cost?

    According to Trip.com's data, the lowest price is around NZD 773.

How to find a cheap flight from Pittsburgh to Ontario

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Pittsburgh to Ontario. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com
Flight Information from Pittsburgh to Ontario

Cheapest nonstop flight price

NZD 93

Cheapest round-trip ticket price

NZD 375

Off-season for travel

September

Peak season for travel

August

Flight distance

9,161.59km

Popular airline

Alaska Airlines

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