$169 Cheap United flights Ontario (ONT) to Honolulu (HNL)

Set the “Price (lowest to highest)” filter on Expedia to look for cheap United Airlines round-trip flights from $332 from ONT to HNL. Affordable one-way fares from $169 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

November is one of the most affordable months to get away to Honolulu with United Airlines. You could also find great prices on return and one-way tickets in October.

For cheap United Airlines fares from Los Angeles - Ontario Intl. Airport (ONT) to Daniel K. Inouye Intl. Airport (HNL), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the overall price. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Enter your dates, hit search and select “Nonstop” on Expedia to browse any direct flights from ONT to HNL with United Airlines or other airlines.

To find the earliest departures from ONT to HNL with United Airlines, sort your results by “Morning” and “Early Morning.” Booking an early flight usually means you’re less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Daniel K. Inouye Intl. Airport (HNL) is the main Honolulu gateway for United Airlines flights from Los Angeles - Ontario Intl. Airport (ONT).

A rewarding loyalty program and the chance to rack up points through United Mileage Plus are the start of the reasons to jet off from ONT to HNL with United Airlines. Plus, when you join Expedia’s free One Key™ program, you can earn OneKeyCash™* in addition to United Airlines’s loyalty program earnings. It’s yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are usually free within 24 hours of booking, but your airline may charge you after that. For further details about modifying your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to change your itinerary without being charged, apply the “Changes included” and “No cancel fee” filters when planning your trip.