Which airports can I use when flying from Great Falls to Hilo?

Flights from Great Falls to Hilo usually depart from Great Falls (GTF) and arrive at Hilo Intl (ITO).

Do I need a passport to fly from Great Falls to Hilo?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Great Falls to Hilo changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $1,146 to $1,709. That means the highest observed fare was about 49% higher than the lowest one.

What is the time difference between Great Falls and Hilo?

Hilo is 4 hours behind Great Falls (Hawaii-Aleutian Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Hilo Intl Airport (ITO)?

Hilo Intl Airport (ITO) hosts 5 major car rental companies, with daily rates starting from around $29 for economy cars. Top options include: • Dollar • Hertz • Thrifty • Budget • Alamo

Which airline is the cheapest to fly from Great Falls to Hilo?

United Airlines ($1,531) offered the cheapest round-trip ticket from Great Falls to Hilo in the last 5 days.

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Flight Deals

Cheap Flights from Great Falls to Hilo (GTF-ITO)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Great Falls to Hilo

Thu, Oct 29 - Mon, Nov 2

5:15 pm - 3:21 pmGTF Great Falls-ITO Hilo Intl

26h 06m2 stops Seattle/Tacoma Intl Honolulu

8:45 pm - 4:30 pmITO Hilo Intl-GTF Great Falls

16h 45m2 stops Honolulu Seattle/Tacoma Intl

$1,146Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

5:15 pm - 3:21 pmGTF Great Falls-ITO Hilo Intl

26h 06m2 stops Seattle/Tacoma Intl Honolulu

8:45 pm - 4:30 pmITO Hilo Intl-GTF Great Falls

16h 45m2 stops Honolulu Seattle/Tacoma Intl

$1,167Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

5:15 pm - 3:21 pmGTF Great Falls-ITO Hilo Intl

26h 06m2 stops Seattle/Tacoma Intl Honolulu

8:45 pm - 4:30 pmITO Hilo Intl-GTF Great Falls

16h 45m2 stops Honolulu Seattle/Tacoma Intl

$1,295Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

5:15 pm - 3:21 pmGTF Great Falls-ITO Hilo Intl

26h 06m2 stops Seattle/Tacoma Intl Honolulu

8:45 pm - 4:30 pmITO Hilo Intl-GTF Great Falls

16h 45m2 stops Honolulu Seattle/Tacoma Intl

$1,380Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

5:15 pm - 4:19 pmGTF Great Falls-ITO Hilo Intl

27h 04m2 stops Seattle/Tacoma Intl Honolulu

6:19 pm - 4:30 pmITO Hilo Intl-GTF Great Falls

19h 11m2 stops Honolulu Seattle/Tacoma Intl

$1,401Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

6:30 am - 9:57 pmGTF Great Falls-ITO Hilo Intl

19h 27m2 stops Denver Intl Honolulu

2:07 pm - 9:38 pmITO Hilo Intl-GTF Great Falls

28h 31m3 stops Honolulu San Francisco Denver Intl

$1,531United Airlines

Thu, Oct 29 - Mon, Nov 2

6:30 am - 9:57 pmGTF Great Falls-ITO Hilo Intl

19h 27m2 stops Denver Intl Honolulu

2:07 pm - 9:38 pmITO Hilo Intl-GTF Great Falls

28h 31m3 stops Honolulu San Francisco Denver Intl

$1,541United Airlines

Thu, Oct 29 - Mon, Nov 2

6:30 am - 6:17 pmGTF Great Falls-ITO Hilo Intl

15h 47m2 stops Denver Intl Kahului

8:45 pm - 9:38 pmITO Hilo Intl-GTF Great Falls

21h 53m3 stops Honolulu San Francisco Denver Intl

$1,709United Airlines

Booking Insights

Price, demand and travel trends for Great Falls to Hilo flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Great Falls to Hilo?: United Airlines ($1,531) offered the cheapest round-trip ticket from Great Falls to Hilo in the last 5 days.

Find deals

Cheapest flight	$1,146

Round-trip flight from Great Falls to Hilo

When to book flights from Great Falls to Hilo

Are your dates flexible? Find out the best times to travel from Great Falls to Hilo based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Do I need a passport to fly from Great Falls to Hilo?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
Have flight prices from Great Falls to Hilo changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $1,146 to $1,709. That means the highest observed fare was about 49% higher than the lowest one.
What car rental options are available at Hilo Intl Airport (ITO)?
Hilo Intl Airport (ITO) hosts 5 major car rental companies, with daily rates starting from around $29 for economy cars. Top options include:

• Dollar
• Hertz
• Thrifty
• Budget
• Alamo
Which airports can I use when flying from Great Falls to Hilo?
Flights from Great Falls to Hilo usually depart from Great Falls (GTF) and arrive at Hilo Intl (ITO).
What is the time difference between Great Falls and Hilo?
Hilo is 4 hours behind Great Falls (Hawaii-Aleutian Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

If you're arriving late at night and need somewhere to stay, check out these hotels close to Hilo Intl Airport.

• Grand Naniloa Hotel Hilo - a DoubleTree by Hilton
• Hilo Hawaiian Hotel, Trademark Collection by Wyndham
• Hilo Reeds Bay Hotel

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GTF - ITO

$1,146 Find Cheap Flights from Great Falls to Hilo - Compare and Save

Everything you should know

Cheap Flights from Great Falls to Hilo (GTF-ITO)

Recent round-trip flight deals from Great Falls to Hilo

Recent one-way flight deals from Great Falls to Hilo

Price, demand and travel trends for Great Falls to Hilo flights

Which airline is the cheapest to fly from Great Falls to Hilo?

Key details for Great Falls to Hilo flights

Cheapest flight

When to book flights from Great Falls to Hilo

Your Great Falls to Hilo flight questions, answered

Your guide to booking Great Falls to Hilo flights

More options for your flight from Great Falls to Hilo

Complete your trip to Hilo with a hotel stay or car rental

Information on your arrival and departure airports

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