Cheap Flights from Houston to Hilo from $442

Frequently Asked Questions

• What are the cheapest flights from Houston to Hilo (HOU-ITO)?

  Based on Trip.com data, United Airlines offers one-way fares as low as $442 on Cheapest nonstop routes (e.g. IAH to ITO on Thu, Oct 22), while United Airlines offers Cheapest nonstop round-trips from $863 departing on Thu, Oct 15 and returning on Wed, Oct 21.

• When is the best time to book flights from Houston to Hilo?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Houston to Hilo 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.

• How can I find the best deals on flights from Houston to Hilo?

  To find best deals on flights from Houston to Hilo, 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, Oct 22, with one-way flights priced at just $442.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United 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 Hilo travel is around December.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Houston (HOU) to Hilo (ITO) the cheapest?

  The cheapest months to fly from Houston to Hilo is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Houston to Hilo on?

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Houston to Hilo on October 13, 2026 with United Airlines, with prices starting at $863.

• Is there any time difference between Houston and Hilo?

  The time difference between Hilo and Houston is 4h.

• How do I change or cancel my ticket from Houston to Hilo?

  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.

• What is the average cost of a one-way flight from Houston to Hilo?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Houston to Hilo is $490. Fares vary by travel date, airline and availability.

• How do I book flights from Houston to Hilo on Trip.com?

  Enter Houston and Hilo, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.