What is the cheapest airline that flies from Great Falls to O'ahu?

Alaska Airlines is the most popular carrier operating from Great Falls to O'ahu

When did momondo last update prices for flights from Great Falls Airport to O'ahu?

Prices for flights from Great Falls Airport to O'ahu are refreshed on a daily basis.

How many operators does momondo search for flights from Great Falls Airport to O'ahu?

The number of operators available for flights from Great Falls Airport to O'ahu is 2 as of October 2025.

How old do you have to be to fly from Great Falls Airport to O'ahu?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to O'ahu.

What documentation or ID do you need to fly to O'ahu?

The required travel and health documents for your O'ahu trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at O'ahu. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$258 Cheap Flights from Great Falls to O'ahu in 2025/26

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Find the cheapest flights from Great Falls to O'ahu

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 pm - 7:51 pmGTF-HNL

26h 51m1 stop

1:10 pm - 7:20 pmHNL-GTF

27h 10m1 stop

$413Alaska Airlines

Find Deal

Tue, Jan 27 - Tue, Feb 3

8:00 pm - 11:11 amGTF-HNL

18h 11m1 stop

1:10 pm - 7:20 pmHNL-GTF

27h 10m1 stop

$423Alaska Airlines

Find Deal

Mon, Jan 12 - Mon, Feb 2

5:30 am - 8:33 pmGTF-HNL

18h 03m2 stops

9:55 pm - 5:44 pmHNL-GTF

16h 49m2 stops

$424Delta

Find Deal

Tue, Jan 27 - Tue, Feb 3

7:35 pm - 7:05 pmGTF-HNL

26h 30m1 stop

7:00 am - 6:55 pmHNL-GTF

8h 55m1 stop

$425Alaska Airlines

Find Deal

Tue, Dec 2 - Wed, Dec 10

5:30 am - 8:33 pmGTF-HNL

18h 03m2 stops

8:15 am - 10:53 pmHNL-GTF

11h 38m2 stops

$496Delta

Find Deal

Tue, Mar 3 - Wed, Mar 4

4:00 pm - 11:19 pmGTF-HNL

10h 19m1 stop

11:59 pm - 3:20 pmHNL-GTF

12h 21m1 stop

$500Hawaiian Airlines

Find Deal

Tue, Mar 3 - Wed, Mar 4

5:18 pm - 6:25 amGTF-HNL

16h 07m1 stop

7:40 am - 9:55 amHNL-GTF

23h 15m2 stops

$552Multiple Airlines

Find Deal

Mon, Jan 26 - Sat, Jan 31

6:10 am - 5:42 pmGTF-HNL

14h 32m2 stops

10:50 pm - 1:48 pmHNL-GTF

11h 58m2 stops

$635United Airlines

Find Deal

Mon, Jan 12 - Mon, Feb 2

6:20 am - 5:05 pmGTF-HNL

13h 45m2 stops

10:50 pm - 1:33 pmHNL-GTF

11h 43m2 stops

$733United Airlines

Find Deal

Tue, Nov 18 - Tue, Nov 25

10:28 am - 11:46 amGTF-HNL

28h 18m2 stops

12:52 pm - 9:40 pmHNL-GTF

29h 48m1 stop

$877Multiple Airlines

Find Deal

Thu, Dec 18 - Sun, Dec 28

United Airlines flights from Great Falls to O'ahu

Our best United Airlines deals on Great Falls to O'ahu flight tickets

United Airlines

Jan 12

GTF6:10 amGreat Falls

14h 32m

2 stops

HNL5:42 pmHonolulu

Feb 2

HNL10:50 pmHonolulu

11h 58m

2 stops

GTF1:48 pmGreat Falls

$635

Find similar

United Airlines

Nov 18

GTF6:20 amGreat Falls

13h 45m

2 stops

HNL5:05 pmHonolulu

Nov 25

HNL10:50 pmHonolulu

11h 43m

2 stops

GTF1:33 pmGreat Falls

$733

Find similar

United Airlines

Dec 2

GTF6:15 amGreat Falls

27h 34m

2 stops

HNL6:49 amHonolulu

Dec 10

HNL10:50 pmHonolulu

19h 42m

2 stops

GTF9:32 pmGreat Falls

$828

Find similar

Alaska Airlines flights from Great Falls to O'ahu

Our best Alaska Airlines deals on Great Falls to O'ahu flight tickets

Alaska Airlines

Jan 27

GTF8:00 pmGreat Falls

26h 51m

1 stop

HNL7:51 pmHonolulu

Feb 3

HNL1:10 pmHonolulu

27h 10m

1 stop

GTF7:20 pmGreat Falls

$413

Find similar

Alaska Airlines

Jan 12

GTF8:00 pmGreat Falls

18h 11m

1 stop

HNL11:11 amHonolulu

Feb 2

HNL1:10 pmHonolulu

27h 10m

1 stop

GTF7:20 pmGreat Falls

$423

Find similar

Alaska Airlines

Dec 2

GTF7:35 pmGreat Falls

26h 30m

1 stop

HNL7:05 pmHonolulu

Dec 10

HNL7:00 amHonolulu

8h 55m

1 stop

GTF6:55 pmGreat Falls

$425

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Great FallsHonolulu

GTF - HNL

GTFHNL

Great Falls

Tue 1/27

8:00 pm-7:51 pm

1 stop26h 51m

Honolulu

Tue 2/3

1:10 pm-7:20 pm

1 stop27h 10m

$413

Great FallsHonolulu

GTF - HNL

GTFHNL

Great Falls

Mon 1/12

8:00 pm-11:11 am

1 stop18h 11m

Honolulu

Mon 2/2

1:10 pm-7:20 pm

1 stop27h 10m

$423

Great FallsHonolulu

GTF - HNL

GTFHNL

Great Falls

Tue 1/27

5:30 am-8:33 pm

2 stops18h 03m

Honolulu

Tue 2/3

9:55 pm-5:44 pm

2 stops16h 49m

$424

Great FallsHonolulu

GTF - HNL

GTFHNL

Great Falls

Tue 12/2

7:35 pm-7:05 pm

1 stop26h 30m

Honolulu

Wed 12/10

7:00 am-6:55 pm

1 stop8h 55m

$425

Great FallsHonolulu

GTF - HNL

GTFHNL

Great Falls

Tue 3/3

5:30 am-8:33 pm

2 stops18h 03m

Honolulu

Wed 3/4

8:15 am-10:53 pm

2 stops11h 38m

$496

Great FallsHonolulu

GTF - HNL

GTFHNL

Great Falls

Tue 3/3

4:00 pm-11:19 pm

1 stop10h 19m

Honolulu

Wed 3/4

11:59 pm-3:20 pm

1 stop12h 21m

$500

Great FallsHonolulu

GTF - HNL

GTFHNL

Great Falls

Mon 1/26

5:18 pm-6:25 am

1 stop16h 07m

Honolulu

Sat 1/31

7:40 am-9:55 am

2 stops23h 15m

$552

Great FallsHonolulu

GTF - HNL

GTFHNL

Great Falls

Mon 1/12

6:10 am-5:42 pm

2 stops14h 32m

Honolulu

Mon 2/2

10:50 pm-1:48 pm

2 stops11h 58m

$635

Great FallsHonolulu

GTF - HNL

GTFHNL

Great Falls

Tue 11/18

6:20 am-5:05 pm

2 stops13h 45m

Honolulu

Tue 11/25

10:50 pm-1:33 pm

2 stops11h 43m

$733

Great FallsHonolulu

GTF - HNL

GTFHNL

Great Falls

Thu 12/18

10:28 am-11:46 am

2 stops28h 18m

Honolulu

Sun 12/28

12:52 pm-9:40 pm

1 stop29h 48m

$877

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Great Falls to O'ahu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to O'ahu?

According to our data, Wednesday is the cheapest day to fly to O'ahu from Great Falls. The lowest ticket price found for a Wednesday departure recently was $599. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to O'ahu on Saturday is $801.

What is the cheapest time of day to depart on your flight to O'ahu?

According to our data, the cheapest time of day to fly to O'ahu is at noon. momondo users have found flights departing from Great Falls to O'ahu at noon for as low as $647. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $802.

Can stopping save me money on Great Falls to O'ahu flights?

No. A direct flight is the cheapest option for a flight between Great Falls to O'ahu.

Cheap Great Falls to O'ahu flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Great Falls to O'ahu

Direct flights	None

There are no direct flights from Great Falls to O'ahu. There are no popular flight routes from Great Falls to O'ahu.

Search flight deals

When did momondo last update prices for flights from Great Falls Airport to O'ahu?
Prices for flights from Great Falls Airport to O'ahu are refreshed on a daily basis.
How many operators does momondo search for flights from Great Falls Airport to O'ahu?
The number of operators available for flights from Great Falls Airport to O'ahu is 2 as of October 2025.
How old do you have to be to fly from Great Falls Airport to O'ahu?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to O'ahu.
What documentation or ID do you need to fly to O'ahu?
The required travel and health documents for your O'ahu trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at O'ahu. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Great Falls to O'ahu?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Great Falls to O'ahu is Airbus A319 (48.19% of total bookings). The next most popular plane models are Airbus A320-100/200 (14.51%), Embraer 175 (Enhanced Winglets) (12.44%), and Embraer 175 (8.81%).

Best airlines flying from Great Falls to O'ahu

Compare and see reviews for airlines that fly from Great Falls to O'ahu with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $416	Free Cancellation	Rating 7.9 7,978 reviews		Search Delta flights
Alaska Airlines	PriceFrom $504	Free Cancellation	Rating 8.0 11,137 reviews		Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Great Falls to O'ahu?

Finding the right flight to O'ahu from Great Falls is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to O'ahu quick and easy, saving you time and money.

Can I find flights from Great Falls to O'ahu with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Great Falls to O'ahu flights to just show those with flexible booking policies.

How can momondo help me find flights from Great Falls to O'ahu?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to O'ahu from Great Falls.

I’m not ready to book a flight from Great Falls to O'ahu right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Great Falls to O'ahu flights. All you need is a valid email address and we will do the rest; it is that quick and easy.