Title: Cheap Flights from Ontario (ONT) to Riverton (RIW) - Expedia.ca ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Ontario (ONT) to Riverton (RIW) - [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 Riverton, WY (RIW-Riverton Regional) - ![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:riw,departure:21/11/2025TANYT&leg2=from:riw,to:ont,departure:28/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![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 Riverton (ONT - RIW) route information | Origin airport | Los Angeles - Ontario Intl. | | --- | --- | | Destination airport | Riverton Regional | | Distance | 1268 km | ## Los Angeles to Riverton Flights **The easy way to book your flights from Ontario to Riverton**  With Expedia, it’s simple to find and book flights to Riverton 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 Riverton Regional, 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 Riverton today, tomorrow, or this week.   **Save dollars with cheap flights from Los Angeles - Ontario Intl., ONT to Riverton Regional, RIW**  Sort your search results by price to find great deals on your flight from Ontario to Riverton—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Riverton 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 Riverton   - 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 Riverton 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 Riverton with Expedia today. ## Frequently asked questions ### How much is a flight from Los Angeles - Ontario Intl. Airport (ONT) to Riverton Regional Airport? > If you're planning on travelling between Ontario Airport and Riverton Regional Airport (RIW), round-trip flights start from . This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't hang around. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Los Angeles - Ontario Intl. Airport (ONT) to RIW? > The majority of flights can be cancelled online, but each air carrier has its own set of terms and conditions. If you do have to cancel your flight, check out our [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from ONT to Riverton Regional Airport (RIW) that have flexible change policies? > Plenty of carriers offer the option to reschedule your flight without charging a fee. All you pay is the cost difference between flights. When looking for Ontario Airport to RIW flights, you'll find a "No change fees" filter for you to select. ### How many hours is the flight from Los Angeles - Ontario Intl. Airport (ONT) to Riverton Regional Airport (RIW)? > It takes roughly 3 hours and 38 minutes to journey from Ontario Airport to Riverton Regional Airport (RIW). But with some movies and a few interesting magazines, the hours will go by quicker. ### How far is the flight from ONT to RIW? > The flight distance from ONT (ONT) to Riverton Regional Airport (RIW) is 1,300 kilometres. You'll be stepping off the plane and collecting your baggage from the carousel before you know it. ### Which airlines fly direct from Ontario Airport to RIW? > Unfortunately, there are no airlines that directly fly between Los Angeles - Ontario Intl. Airport (ONT) and Riverton Regional Airport. You'll need to book a flight with one or more stops. ### Are Los Angeles - Ontario Intl. Airport (ONT) to Riverton Regional Airport (RIW) flight tickets cheaper when they're purchased at the last minute? > It is possible to find a great last-minute deal from Los Angeles - Ontario Intl. Airport (ONT) to RIW, but it's also possible to miss out altogether! As many airlines release seats up to 12 months in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a good bargain. 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