Title: Cheap United fights from Ontario to Mammoth Lakes - Expedia.ca ![](https://images.trvl-media.com/place/2363/05667cae-16df-45a4-83c2-ff8a543b6552.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/2363/05667cae-16df-45a4-83c2-ff8a543b6552.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap United fights from Ontario (ONT) to Mammoth Lakes (MMH) - [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 - ![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) ## Travel information | Origin airport | Los Angeles - Ontario Intl. | | ------------------- | --------------------------- | | Destination airport | Mammoth Yosemite | | Distance | 409 km | ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars - Vacation Rental - Other - [3 Star Hotels in Downtown Mammoth Lakes ](https://www.expedia.ca/3Star-Downtown-Mammoth-Lakes-Mammoth-Lakes-Hotels.s30-n915002249703677952-0.Travel-Guide-Filter-Hotels) - [5 Star Hotels in Mammoth Lakes ](https://www.expedia.ca/5Star-Mammoth-Lakes-Hotels.s50-0-d2363.Travel-Guide-Filter-Hotels) - [Hotels near Convict Lake ](https://www.expedia.ca/Convict-Lake-Hotels.0-l6301748-0.Travel-Guide-Filter-Hotels) - [Hotels with Free Parking in Downtown Mammoth Lakes ](https://www.expedia.ca/Downtown-Mammoth-Lakes-Mammoth-Lakes-Hotels-Hotels-With-Free-Parking.0-n915002249703677952-0-tHotelswithFreeParking.Travel-Guide-Filter-Hotels) - 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