Title: Cheap Flights from Ontario (ONT) to Petersburg (PSG) - Expedia.ca ![Petersburg Alaska Channel](https://images.trvl-media.com/place/2880/90007568-5e1c-4746-8f98-8d788350085e.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/2880/90007568-5e1c-4746-8f98-8d788350085e.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Ontario (ONT) to Petersburg (PSG) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Petersburg, AK (PSG) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:psg,departure:18/11/2025TANYT&leg2=from:psg,to:ont,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:psg,departure:18/11/2025TANYT&leg2=from:psg,to:ont,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:psg,departure:18/11/2025TANYT&leg2=from:psg,to:ont,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:psg,departure:18/11/2025TANYT&leg2=from:psg,to:ont,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:psg,departure:18/11/2025TANYT&leg2=from:psg,to:ont,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:psg,departure:18/11/2025TANYT&leg2=from:psg,to:ont,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ont,to:psg,departure:18/11/2025TANYT&leg2=from:psg,to:ont,departure:25/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Ontario to Petersburg (ONT - PSG) route information | Origin airport | Los Angeles - Ontario Intl. | | --- | --- | | Destination airport | Petersburg | | Distance | 2767 km | ## Los Angeles to Petersburg Flights **The easy way to book your flights from Ontario to Petersburg**  With Expedia, it’s simple to find and book flights to Petersburg from Ontario whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Petersburg, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ontario to Petersburg today, tomorrow, or this week.   **Save dollars with cheap flights from Los Angeles - Ontario Intl., ONT to Petersburg, PSG**  Sort your search results by price to find great deals on your flight from Ontario to Petersburg—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Petersburg from Ontario currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Petersburg   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Petersburg from Ontario**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Petersburg with Expedia today. ## Frequently asked questions ### How much is a flight from Los Angeles - Ontario Intl. Airport (ONT) to PSG? > Round-trip flights from Ontario Airport to Petersburg James A. Johnson Airport start from . This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Ontario Airport to Petersburg James A. Johnson Airport? > When it comes to cancellation fees, every airline has its own terms and conditions. If you decide to cancel your escape, head to our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from ONT to Petersburg Airport (PSG) that have flexible change policies? > Flights from Ontario Airport to Petersburg Airport (PSG) offering flexible change policies are available from several airlines. Simply use our "No change fees" filter when searching. You'll only need to cover the cost difference between the two flights, with no extra fees to worry about. ### How far is the flight from Ontario Airport to Petersburg James A. Johnson Airport? > Around 2,800 kilometres separates Ontario and Petersburg, so pack some in-flight entertainment to help you while away a couple of hours. That novel you haven't started will do the trick. ### Which airlines fly direct from ONT to Petersburg James A. Johnson Airport? > If you want to fly straight from Los Angeles - Ontario Intl. Airport (ONT) to PSG, you'll need to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly between these airports. ### Are ONT to Petersburg James A. Johnson Airport flight tickets cheaper when they're purchased at the last minute? > It is possible to find great last-minute deals from Ontario Airport to Petersburg James A. Johnson Airport, but it's also possible to miss out altogether! As many airlines release prices up to a year in advance, it's worth keeping an eye on fares early and being ready to pounce when you spot a bargain. Expedia compares carrier prices and updates flight deals regularly, so you can feel confident knowing you're always seeing the latest offers. ## Explore a world of travel with Expedia - Lodging - Flights ### Lodging - [Petersburg Hotels](https://www.expedia.ca/Petersburg-Hotels.d2880.Travel-Guide-Hotels) ### Flights - [Flights to Petersburg](https://www.expedia.ca/Cheap-Flights-To-Petersburg.d2880.Travel-Guide-Flights) - [Flights from International Falls to Sitka](https://www.expedia.ca/lp/flights/1601/3171/international-falls-to-sitka) - [Flights from Montreal to Sitka](https://www.expedia.ca/lp/flights/178288/3171/montreal-to-sitka) - [Flights from Edmonton to Sitka](https://www.expedia.ca/lp/flights/180002/3171/edmonton-to-sitka) - [Flights from Twin Falls to Sitka](https://www.expedia.ca/lp/flights/3584/3171/twin-falls-to-sitka) - [Flights from Saskatoon to Sitka](https://www.expedia.ca/lp/flights/4117/3171/saskatoon-to-sitka) - [Flights from Abbotsford to Sitka](https://www.expedia.ca/lp/flights/4128/3171/abbotsford-to-sitka) - 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