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313 € Cheap Flights from Ontario International to Honolulu International

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      Travellers and cabin class, 1 Adult, Economy
      Southwest Airlines
      Alaska Airlines

      Compare Ontario International to Honolulu International flight deals

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

      Book the best Honolulu International fare with no extra fees

      Flight deals from Ontario International to Honolulu International

      Looking for a cheap last-minute deal or the best return flight from Ontario International Airport to Honolulu International Airport? If you want to travel next month, return fares start from 313 €. Find the lowest prices on one-way and return tickets right here.
      Honolulu.313 € per passenger.Departing Sun, 25 Oct, returning Tue, 10 Nov.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Ontario International on Sun, 25 Oct, arriving in Honolulu International.Inbound direct flight with Southwest Airlines departs from Honolulu International on Tue, 10 Nov, arriving in Ontario International.Price includes taxes and charges.From 313 €, select.
      Honolulu.313 € per passenger.Departing Mon, 9 Nov, returning Wed, 11 Nov.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Ontario International on Mon, 9 Nov, arriving in Honolulu International.Inbound direct flight with Southwest Airlines departs from Honolulu International on Wed, 11 Nov, arriving in Ontario International.Price includes taxes and charges.From 313 €, select.
      Honolulu.313 € per passenger.Departing Sun, 25 Oct, returning Fri, 30 Oct.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Ontario International on Sun, 25 Oct, arriving in Honolulu International.Inbound direct flight with Southwest Airlines departs from Honolulu International on Fri, 30 Oct, arriving in Ontario International.Price includes taxes and charges.From 313 €, select.
      Honolulu.316 € per passenger.Departing Tue, 17 Nov, returning Tue, 8 Dec.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Ontario International on Tue, 17 Nov, arriving in Honolulu International.Inbound direct flight with Southwest Airlines departs from Honolulu International on Tue, 8 Dec, arriving in Ontario International.Price includes taxes and charges.From 316 €, select.
      Honolulu.317 € per passenger.Departing Wed, 2 Dec, returning Wed, 2 Dec.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Ontario International on Wed, 2 Dec, arriving in Honolulu International.Inbound direct flight with Southwest Airlines departs from Honolulu International on Wed, 2 Dec, arriving in Ontario International.Price includes taxes and charges.From 317 €, select.
      Honolulu.317 € per passenger.Departing Tue, 15 Dec, returning Fri, 15 Jan.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Ontario International on Tue, 15 Dec, arriving in Honolulu International.Inbound direct flight with Southwest Airlines departs from Honolulu International on Fri, 15 Jan, arriving in Ontario International.Price includes taxes and charges.From 317 €, select.
      Honolulu.317 € per passenger.Departing Mon, 8 Feb, returning Thu, 11 Feb.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Ontario International on Mon, 8 Feb, arriving in Honolulu International.Inbound direct flight with Southwest Airlines departs from Honolulu International on Thu, 11 Feb, arriving in Ontario International.Price includes taxes and charges.From 317 €, select.
      Honolulu.324 € per passenger.Departing Sun, 31 Jan, returning Fri, 5 Feb.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Ontario International on Sun, 31 Jan, arriving in Honolulu International.Inbound direct flight with Alaska Airlines departs from Honolulu International on Fri, 5 Feb, arriving in Ontario International.Price includes taxes and charges.From 324 €, select.
      Honolulu.334 € per passenger.Departing Mon, 11 Jan, returning Fri, 22 Jan.Return flight with United.Outbound indirect flight with United, departs from Ontario International on Mon, 11 Jan, arriving in Honolulu International.Inbound indirect flight with United, departs from Honolulu International on Fri, 22 Jan, arriving in Ontario International.Price includes taxes and charges.From 334 €, select.
      Honolulu.335 € per passenger.Departing Mon, 1 Mar, returning Tue, 2 Mar.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Mon, 1 Mar, arriving in Honolulu International.Inbound indirect flight with Southwest Airlines, departs from Honolulu International on Tue, 2 Mar, arriving in Ontario International.Price includes taxes and charges.From 335 €, select.
      Honolulu.338 € per passenger.Departing Mon, 15 Feb, returning Thu, 4 Mar.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Ontario International on Mon, 15 Feb, arriving in Honolulu International.Inbound direct flight with Southwest Airlines departs from Honolulu International on Thu, 4 Mar, arriving in Ontario International.Price includes taxes and charges.From 338 €, select.
      Honolulu.340 € per passenger.Departing Wed, 3 Mar, returning Wed, 10 Mar.Return flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departs from Ontario International on Wed, 3 Mar, arriving in Honolulu International.Inbound direct flight with Alaska Airlines departs from Honolulu International on Wed, 10 Mar, arriving in Ontario International.Price includes taxes and charges.From 340 €, select.
      Honolulu.343 € per passenger.Departing Mon, 5 Oct, returning Thu, 14 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Mon, 5 Oct, arriving in Honolulu International.Inbound indirect flight with Southwest Airlines, departs from Honolulu International on Thu, 14 Jan, arriving in Ontario International.Price includes taxes and charges.From 343 €, select.
      Honolulu.347 € per passenger.Departing Mon, 4 Jan, returning Fri, 15 Jan.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Ontario International on Mon, 4 Jan, arriving in Honolulu International.Inbound direct flight with Southwest Airlines departs from Honolulu International on Fri, 15 Jan, arriving in Ontario International.Price includes taxes and charges.From 347 €, select.
      Honolulu.360 € per passenger.Departing Mon, 2 Nov, returning Mon, 25 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Mon, 2 Nov, arriving in Honolulu International.Inbound indirect flight with Southwest Airlines, departs from Honolulu International on Mon, 25 Jan, arriving in Ontario International.Price includes taxes and charges.From 360 €, select.
      Honolulu.388 € per passenger.Departing Sun, 27 Sep, returning Tue, 6 Oct.Return flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from Ontario International on Sun, 27 Sep, arriving in Honolulu International.Inbound indirect flight with Alaska Airlines, departs from Honolulu International on Tue, 6 Oct, arriving in Ontario International.Price includes taxes and charges.From 388 €, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Ontario International to Honolulu International found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Ontario International to Honolulu International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ontario International to Honolulu International flights are currently cheapest in October.
      Sep
      from 438 €
      Oct
      from 313 €
      Nov
      from 313 €
      Dec
      from 317 €
      Jan
      from 334 €
      Feb
      from 317 €
      Mar
      from 335 €
      Apr
      from 390 €
      May
      from 391 €
      Jun
      from 425 €
      Jul
      from 525 €
      Aug
      from 1.598 €

      Direct flights from Ontario International to Honolulu International

      Alaska Airlines
      Southwest Airlines

      Ontario International to Honolulu International: Alternative routes

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

      Honolulu International

      7km from central Honolulu
      ClosestCheapest
      from 313 €
      Search flights

      Hoolehua

      81km from central Honolulu
      from 858 €
      Search flights

      Ontario to Honolulu: Flight information

      The things to know before you go.
      Cheapest flight found313 €
      Cheapest month to flyNovember
      Average flight time5 hrs, 59 mins
      Most popular airlineSouthwest Airlines
      Average flights per week13

      Finding cheap flights from Ontario International to Honolulu International: Frequently asked questions

      The best price we found for a return flight from Ontario International to Honolulu International is 313 €. 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 59 minutes is the average flight time from Ontario International to Honolulu International.
      Southwest Airlines and Alaska Airlines fly direct from Ontario International to Honolulu International.
      As of September 2026, there are 13 flights per week flying from Ontario International to Honolulu International.
      The cheapest month to fly from Ontario International to Honolulu International is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ontario International Airport to Honolulu International Airport on Monday, 9 November 2026.
      Yes – the average flight time is 5 hours and 59 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 Honolulu 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 Honolulu is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Southwest Airlines offers the cheapest flight tickets to Honolulu International.

      Travelling from Ontario International Airport (ONT) to Honolulu International Airport (HNL): what you need to know

      • Around 5 hours 55 minutes is how long you'll be travelling on a direct flight from Ontario International Airport to Honolulu International Airport.

      • The timezone in Honolulu is UTC-10, which is two hours behind Ontario.

      • There are nine Ontario International Airport to Honolulu International Airport flights each week.

      • Leave plenty of time to catch your ONT to HNL flight. Generally, it's best to arrive two hours before international departures and an hour ahead for domestic flights.

      • Be prepared for longer lines during popular months such as July. Arriving up to four hours ahead of international flights and two hours for domestic departures is a good idea.

      • Jetting into Honolulu (and then exploring more of the United States!) is a cinch with Alaska Airlines. This popular carrier has direct flights from Ontario International Airport to Honolulu International Airport.

      • The airline most travellers fly with on this route is Alaska Airlines.

      • Alaska Airlines ranks as the leading on-time carrier for ONT to HNL flights, with 85.95% of services reaching their destination on schedule.

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

        • San Francisco International Airport

        • San Jose International Airport

        • Oakland Metropolitan Oak Airport

      How to find the cheapest flights from Ontario International Airport (ONT) to Honolulu International Airport (HNL)

      • 140 € is the best price for a one-way Ontario International Airport to Honolulu International Airport flight. A return flight starts at 313 €. These fares can change based on demand and availability.

      • Score cheap tickets from ONT to HNL by booking at least 11 months ahead. According to our research, that's the sweet spot for picking up a bargain.

      • Plan your trip for April. That's the cheapest month for flights from Ontario International Airport to Honolulu International Airport. If you have flexibility with your dates, try out the 'Whole month' tool to find the lowest price across every month.

      • Cut down on the time spent looking for cheap flights from ONT to HNL by creating a Price Alert. You'll get an email or push notification on the app when a lower fare pops up.

      • Tailor your trip using filters. Choose your preferred departure and arrival times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best' flights from Ontario International Airport to Honolulu International Airport.

      Handy information about Ontario International Airport (ONT)

      • ONT is located at 2900 E. Airport Drive.

      • Ontario International Airport scores high marks for its on-time performance. 83% of flights that depart ONT arrive at their destination as scheduled.

      • Central Ontario to Ontario International Airport is around 10 kilometres. Depending on traffic, it'll take you about 15 minutes to get there if you're driving, ride-sharing or catching a taxi.

      • The trip when using public transport usually takes 45 minutes.

      • Need a convenient hotel near ONT? If you've booked an early flight from Ontario International Airport to Honolulu International Airport, these accommodation options will put you moments from your departure lounge:

      Arriving at Honolulu International Airport (HNL)

      Getting from Honolulu International Airport (HNL) to central Honolulu

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

      • From Honolulu International Airport, Honolulu is approximately 10 kilometres away. It takes around 20 minutes to drive to the centre.

      • If you're taking public transport, expect a journey of around 45 minutes.

      When to fly to Honolulu International Airport (HNL)

      • It's time to work out your travel dates for your flight from Ontario International Airport to Honolulu International Airport. July is the busiest month to head to Honolulu. If you like a quieter vibe, go in March.

      • When reserving your flight from Ontario International Airport to Honolulu International Airport, think about the kind of weather you like. September is the warmest month in Honolulu, with temperatures ranging from 23ºC (73ºF) to 29ºC (84ºF).

      • For cooler conditions, search for a cheap ticket from ONT to HNL in February. Temperatures average between 18ºC (64ºF) and 25ºC (77ºF) then.

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