Cheap Flights from Honolulu (HNL) to San Diego (SAN)

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      Southwest Airlines
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      Compare Honolulu International to San Diego International flight deals

      Find the cheapest month or even day of the year to fly to San Diego International

      Book the best San Diego International fare with no extra fees

      Flight deals from Honolulu International to San Diego International

      Looking for a cheap last-minute deal or the best return flight from Honolulu International Airport to San Diego International Airport? If you want to travel next month, return fares start from $466. Find the lowest prices on one-way and return tickets right here.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Honolulu International to San Diego International found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Honolulu International to San Diego International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Honolulu International to San Diego International flights are currently cheapest in November.

      Direct flights from Honolulu International to San Diego International

      Alaska Airlines
      Fiji Airways
      Qantas
      Southwest Airlines

      Honolulu International to San Diego International: Alternative routes

      Compare routes from Honolulu International to San Diego below. You may find an airport to fly into that's cheaper, faster, or easier than San Diego International.

      Honolulu to San Diego: Flight information

      The things to know before you go.
      Cheapest flight found$437
      Cheapest month to flyOctober
      Average flight time5 hrs, 33 mins
      Most popular airlineSouthwest Airlines
      Average flights per week68

      Finding cheap flights from Honolulu International to San Diego International: Frequently asked questions

      The best price we found for a return flight from Honolulu International to San Diego International is $437. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      5 hours and 33 minutes is the average flight time from Honolulu International to San Diego International.
      Southwest Airlines, Alaska Airlines and Qantas fly direct from Honolulu International to San Diego International.
      As of October 2026, there are 68 flights per week flying from Honolulu International to San Diego International.
      The cheapest month to fly from Honolulu International to San Diego International is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Honolulu International Airport to San Diego International Airport on Wednesday, 28 October 2026.
      Yes – the average flight time is 5 hours and 33 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, United and Alaska Airlines offer the cheapest flight tickets to San Diego International.

      Travelling from Honolulu International Airport (HNL) to San Diego International Airport (SAN): what you need to know

      • Around 5 hours 30 minutes is how long you can expect to be in the air on a direct flight from Honolulu International Airport to San Diego International Airport.

      • San Diego's timezone is UTC-8, making San Diego two hours ahead of Honolulu.

      • You can choose from 26 weekly Honolulu International Airport to San Diego International Airport flights. The 07:45 departure with Hawaiian Airlines is the earliest available. Hawaiian Airlines operates the last service of the day at 23:40.

      • To ensure you get on your HNL to SAN flight, leave enough time to check in and find your gate. Turning up two hours before international departures and one hour before domestic flights is the standard rule.

      • You'll likely experience bigger queues during popular months such as July. Arriving up to four hours in advance for international flights and two hours for domestic departures will give you ample time for security and boarding.

      • With direct flights from Honolulu International Airport to San Diego International Airport operated by a number of airlines, flying to San Diego (and then other destinations in the United States) is easy. You can travel nonstop with:

      • Alaska Airlines is the most frequently booked airline on this route.

      • The most punctual carrier that operates HNL to SAN flights is Southwest Airlines. Its services arrive without delay 77.92% of the time.

      • We make it easy to book a flight with a stopover. To see all your options for tickets from Honolulu International Airport to San Diego International Airport, uncheck 'Direct flights only.' Then, choose a flight that has a stop long enough to visit the city of your choice. Top stopovers between HNL and SAN include:

        • Los Angeles International Airport

        • San Francisco International Airport

        • Maui Kahului Airport

      Handy information about Honolulu International Airport (HNL)

      • You'll find HNL at 300 Rodgers Blvd., #12.

      • Honolulu International Airport scores top marks for on-time performance. 82% of flights that depart HNL land on time.

      • Central Honolulu to Honolulu International Airport is approximately 10 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're ride-sharing, catching a taxi or driving.

      • Planning to take public transport? You can expect a journey time of around 45 minutes.

      • Have an early flight from Honolulu International Airport to San Diego International Airport? Avoid the last-minute rush to the airport (and sneak in some extra snooze time) by choosing one of these stays near HNL:

      Arriving at San Diego International Airport (SAN)

      • If you're arriving on a late Honolulu International Airport to San Diego International Airport flight, nothing beats the convenience of being close to the terminal. Grab your suitcases from the carousel and then be tucked up in bed not long after at one of these accommodation options near SAN:

      • Go where the road takes you with a San Diego International Airport rental car. Pick up your wheels from Thrifty, Dollar or Budget and see more of San Diego and beyond.

      • Booking your ride from San Diego International Airport about two weeks in advance can help you secure the lowest rate.

      When to fly to San Diego International Airport (SAN)

      • August is the most popular month for flights from Honolulu International Airport to San Diego International Airport. To escape the crowds, head to San Diego in March.

      • The warmest month in San Diego is August, with the temperature ranging between 16ºC (61ºF) and 27ºC (81ºF). Book your flights from Honolulu International Airport to San Diego International Airport in this month if this is the type of weather you like.

      • February sees average temperatures of between 8ºC (46ºF) and 22ºC (72ºF). Search for cheap tickets from HNL to SAN around that time if you want to travel in cooler conditions.

      Explore more of the United States

      • You've seen San Diego, now it's time to explore other corners of the United States. Travel around 177 kilometres north-west to Los Angeles to tick off its popular sights. From Hollywood Sign to Universal Studios Hollywood and Hollywood Bowl, you've got a jam-packed schedule ahead.

      • Around 483 kilometres east of San Diego, Phoenix is another favourite stop in the United States. No visit is complete without checking out Camelback Mountain, Yayoi Kusama Fireflies Infinity Mirror Room and Heard Museum.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.