$154 Cheap United flights San Diego (SAN) to Honolulu (HNL)

Set the “Price (lowest to highest)” filter on Expedia to search for cheap United Airlines return flights from $302 from SAN to HNL. Affordable one-way tickets from $154 are available too.**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.

United Airlines flights to Honolulu tend to be cheaper in the off-peak months of November and October. Whether you’re searching for a one-way or a return ticket, you could score a better deal then.

Start searching one to three months ahead of your travel date to find cheap fares on United Airlines flights from San Diego Intl. Airport (SAN) to Daniel K. Inouye Intl. Airport (HNL). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic flights.*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.

Use the “Nonstop” filter when searching for direct United Airlines flights from SAN to HNL. It’s also an easy way to compare other airlines servicing the same nonstop trip.

To find the earliest departure from SAN to HNL with United Airlines, sort your results by “Morning” and “Early Morning.” Choosing an early flight generally means cancellations are less likely.**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.

Board a United Airlines flight from San Diego Intl. Airport (SAN) to Honolulu, and you’ll most likely arrive at Daniel K. Inouye Intl. Airport (HNL). This is the airline’s primary hub here.

With a rewarding loyalty program, United Airlines is a popular choice for many passengers flying from SAN to HNL. Plus, if you’re a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are often free within 24 hours of making your booking, but your airline may add a charge after that time. For further details about altering your reservation, head to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to change your plans without being charged, tick the “Changes included” or “No cancel fee” filter when planning your next break.