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Flights from Hilo to Ontario

Find flight deals from Hilo to Ontario for the next 3 months. Book one way flights from SAR 730 or round trip flights from SAR 1,298.

      • ITO 11:11 AM
        9h 17m
        1 stop
        ONT 10:28 PM
        Hilo - Ontario | Thu, Jan 15 | Hawaiian Airlines
        ONT 7:00 AM
        7h 56m
        1 stop
        ITO 12:56 PM
        Ontario - Hilo | Wed, Jan 21 | Hawaiian Airlines
        SAR 1,298 SAR 3,691
        65% OFF
        65% OFF
        SAR 3,691 SAR 1,298
      • ITO 11:11 AM
        9h 17m
        1 stop
        ONT 10:28 PM
        Hilo - Ontario | Thu, Jan 29 | Hawaiian Airlines
        ONT 8:30 AM
        9h 43m
        1 stop
        ITO 4:13 PM
        Ontario - Hilo | Wed, Feb 4 | Hawaiian Airlines
        SAR 1,818 SAR 3,691
        51% OFF
        51% OFF
        SAR 3,691 SAR 1,818
      • ITO 9:29 AM
        10h 39m
        1 stop
        ONT 10:08 PM
        Hilo - Ontario | Wed, Dec 24 | Hawaiian Airlines
        ONT 7:00 AM
        10h 14m
        1 stop
        ITO 3:14 PM
        Ontario - Hilo | Wed, Dec 31 | Hawaiian Airlines
        SAR 1,888 SAR 3,691
        49% OFF
        49% OFF
        SAR 3,691 SAR 1,888
      • ITO 12:43 PM
        7h 25m
        1 stop
        ONT 10:08 PM
        Hilo - Ontario | Thu, Dec 25 | Hawaiian Airlines
        ONT 9:00 AM
        10h 51m
        1 stop
        ITO 5:51 PM
        Ontario - Hilo | Wed, Dec 31 | United Airlines
        SAR 1,941
        47% OFF
        SAR 3,691 SAR 1,941
      • ITO 12:09 PM
        8h 19m
        1 stop
        ONT 10:28 PM
        Hilo - Ontario | Fri, Jan 16 | Hawaiian Airlines
        ONT 8:30 AM
        9h 43m
        1 stop
        ITO 4:13 PM
        Ontario - Hilo | Mon, Jan 19 | Hawaiian Airlines
        SAR 2,129
        42% OFF
        SAR 3,691 SAR 2,129
      • ITO 6:00 AM
        14h 8m
        1 stop
        ONT 10:08 PM
        Hilo - Ontario | Tue, Dec 30 | Hawaiian Airlines
        ONT 7:00 AM
        10h 14m
        1 stop
        ITO 3:14 PM
        Ontario - Hilo | Fri, Jan 2 | Hawaiian Airlines
        SAR 2,482
        33% OFF
        SAR 3,691 SAR 2,482
      • ITO 11:11 AM
        9h 17m
        1 stop
        ONT 10:28 PM
        Hilo - Ontario | Sat, Jan 10 | Alaska Airlines
        ONT 4:42 PM
        7h 52m
        1 stop
        ITO 10:34 PM
        Ontario - Hilo | Sun, Jan 11 | Alaska Airlines
        SAR 2,484
        33% OFF
        SAR 3,691 SAR 2,484
      • ITO 3:44 PM
        28h 24m
        1 stop
        ONT 10:08 PM
        Hilo - Ontario | Wed, Dec 24 | Alaska Airlines
        ONT 7:00 AM
        10h 14m
        1 stop
        ITO 3:14 PM
        Ontario - Hilo | Wed, Dec 31 | Hawaiian Airlines
        SAR 2,499
        32% OFF
        SAR 3,691 SAR 2,499
      • ITO 6:00 AM
        14h 8m
        1 stop
        ONT 10:08 PM
        Hilo - Ontario | Tue, Dec 30 | Alaska Airlines
        ONT 8:45 AM
        8h 29m
        1 stop
        ITO 3:14 PM
        Ontario - Hilo | Fri, Jan 2 | Hawaiian Airlines
        SAR 2,591
        30% OFF
        SAR 3,691 SAR 2,591
      • ITO 7:42 AM
        12h 26m
        1 stop
        ONT 10:08 PM
        Hilo - Ontario | Sun, Dec 21 | Hawaiian Airlines
        ONT 6:30 PM
        26h 44m
        1 stop
        ITO 7:14 PM
        Ontario - Hilo | Sun, Dec 28 | United Airlines
        SAR 2,695
        27% OFF
        SAR 3,691 SAR 2,695
      • ITO 1:00 PM
        17h 25m
        1 stop
        ONT Invalid Date
        Hilo - Ontario | Sun, Dec 14 | Normal Airline
        ONT 3:00 PM
        6h
        Nonstop
        ITO 4:00 PM
        Ontario - Hilo | Tue, Dec 16 | Normal Airline
        Find More Flights
        Find More Flights
      • ITO 9:55 AM
        10h 33m
        1 stop
        ONT 10:28 PM
        Hilo - Ontario | Thu, Jan 15 | Hawaiian Airlines
        SAR 730 SAR 1,328
        45% OFF
        45% OFF
        SAR 1,328 SAR 730
      • ITO 8:59 AM
        11h 29m
        1 stop
        ONT 10:28 PM
        Hilo - Ontario | Tue, Jan 20 | Hawaiian Airlines
        SAR 744 SAR 1,328
        44% OFF
        44% OFF
        SAR 1,328 SAR 744
      • ITO 8:59 AM
        11h 29m
        1 stop
        ONT 10:28 PM
        Hilo - Ontario | Thu, Jan 15 | Alaska Airlines
        SAR 752 SAR 1,328
        43% OFF
        43% OFF
        SAR 1,328 SAR 752
      • ITO 8:59 AM
        11h 29m
        1 stop
        ONT 10:28 PM
        Hilo - Ontario | Tue, Jan 20 | Alaska Airlines
        SAR 759
        43% OFF
        SAR 1,328 SAR 759
      • ITO 5:59 PM
        26h 29m
        1 stop
        ONT 10:28 PM
        Hilo - Ontario | Mon, Jan 12 | Hawaiian Airlines
        SAR 858
        35% OFF
        SAR 1,328 SAR 858
      • ITO 10:56 AM
        9h 12m
        1 stop
        ONT 10:08 PM
        Hilo - Ontario | Wed, Dec 24 | Hawaiian Airlines
        SAR 890
        33% OFF
        SAR 1,328 SAR 890
      • ITO 4:43 PM
        27h 45m
        1 stop
        ONT 10:28 PM
        Hilo - Ontario | Mon, Jan 12 | Alaska Airlines
        SAR 899
        32% OFF
        SAR 1,328 SAR 899
      • ITO 10:56 AM
        9h 12m
        1 stop
        ONT 10:08 PM
        Hilo - Ontario | Wed, Dec 24 | Alaska Airlines
        SAR 914
        31% OFF
        SAR 1,328 SAR 914
      • ITO 3:50 PM
        27h 53m
        1 stop
        ONT 9:43 PM
        Hilo - Ontario | Sat, Dec 13 | Hawaiian Airlines
        SAR 969
        27% OFF
        SAR 1,328 SAR 969
      • ITO 6:00 AM
        14h 28m
        1 stop
        ONT 10:28 PM
        Hilo - Ontario | Fri, Jan 23 | Hawaiian Airlines
        SAR 970
        27% OFF
        SAR 1,328 SAR 970
      • ITO 1:00 PM
        17h 25m
        1 stop
        ONT Invalid Date
        Hilo - Ontario | Sun, Dec 14 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Hilo to Ontario are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flying from Hilo to Ontario

The distance between Hilo and Ontario is approximately 4,008.24 km. Based on Trip.com's data travel demand peaks in December. The off-season for travel is February.

Cheapest one-way flight priceSAR 730
Cheapest round-trip ticket priceSAR 1,298
Off-season for travelFebruary
Peak season for travelDecember
Flight distance4,008.24 km

When is the cheapest time to fly from Hilo to Ontario?

The cheapest time for Hilo to Ontario flights: Jan 11 to Jan 18 — one way flight prices from SAR 730.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Hilo to Ontario, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Hilo to Ontario (ITO-ONT)?

    Based on Trip.com data, Hawaiian Airlines offers one-way fares as low as SAR 730 on Cheapest nonstop routes (e.g. ITO to ONT on Thu, Jan 15), while Hawaiian Airlines offers Cheapest nonstop round-trips from SAR 1,298 departing on Thu, Jan 15 and returning on Wed, Jan 21.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hilo to Ontario is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Hilo to Ontario, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Jan 15, with one-way flights priced at just SAR 730.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Hawaiian Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Ontario travel is around December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Hilo to Ontario is February, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Hilo to Ontario on December 24, 2025 with Hawaiian Airlines, with prices starting at SAR 1,887.
  • The time difference between Ontario and Hilo is 2h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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