How long is the flight from Montana to O'ahu?

If you’re flying from a popular airport in Montana, such as Kalispell or Missoula, and flying into O'ahu, then you can expect flight times to average 21h 15m and 22h 45m, respectively.

What airlines fly to O'ahu?

Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to O'ahu from Montana according to our data. Alaska Airlines is the first choice among our users, with 62% of people opting to fly with this airline when traveling to O'ahu. Keep in mind that there are 5 different airlines that fly to O'ahu on a routine basis, so you have a few additional options to choose from.

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

United Airlines and Alaska Airlines are the most popular carriers operating from Montana to O'ahu

When did momondo last update prices for flights from Montana to O'ahu?

Prices for flights from Montana to O'ahu were last updated today.

How many operators does momondo search for flights from Montana to O'ahu?

As of September 2025, there are 5 operators available to choose from for flights from Montana to O'ahu.

How old do you have to be to fly from Montana to O'ahu?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana 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.

$223 Cheap Flights from Montana to O'ahu in 2025/26

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Find the cheapest flights from Montana to O'ahu

Round-trip

One-way

Last minute

Cheap round-trip flights

3:02 pm - 10:36 pmBZN-HNL

10h 34m1 stop

9:55 pm - 10:36 amHNL-BZN

9h 41m1 stop

$430Hawaiian Airlines

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Mon, Nov 3 - Fri, Nov 14

3:25 pm - 11:19 pmBZN-HNL

10h 54m1 stop

10:00 am - 10:48 pmHNL-BZN

9h 48m1 stop

$440Hawaiian Airlines

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Tue, Mar 3 - Wed, Mar 4

6:00 am - 10:48 amBZN-HNL

8h 48m1 stop

7:50 am - 12:15 amHNL-BZN

12h 25m1 stop

$445Alaska Airlines

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Tue, Oct 21 - Thu, Oct 30

4:19 pm - 9:30 pmBZN-HNL

9h 11m1 stop

9:50 pm - 2:39 pmHNL-BZN

12h 49m2 stops

$450United Airlines

Find Deal

Tue, Oct 21 - Thu, Oct 30

10:50 am - 9:30 pmBZN-HNL

14h 40m2 stops

9:50 pm - 3:30 pmHNL-BZN

13h 40m2 stops

$456United Airlines

Find Deal

Tue, Oct 21 - Thu, Oct 30

3:15 pm - 11:19 pmBZN-HNL

11h 04m2 stops

10:00 am - 10:48 pmHNL-BZN

9h 48m1 stop

$517Alaska Airlines

Find Deal

Tue, Mar 3 - Wed, Mar 4

5:45 am - 12:25 pmBZN-HNL

9h 40m1 stop

11:00 am - 12:58 amHNL-BZN

9h 58m1 stop

$524Delta

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Mon, Mar 2 - Tue, Mar 10

5:45 am - 12:25 pmBZN-HNL

9h 40m1 stop

7:00 am - 12:58 amHNL-BZN

13h 58m2 stops

$529Delta

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Mon, Mar 2 - Tue, Mar 10

5:08 am - 3:04 pmBIL-HNL

12h 56m1 stop

7:50 pm - 12:00 pmHNL-BIL

13h 10m1 stop

$715American Airlines

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Wed, Feb 4 - Thu, Feb 12

7:01 am - 10:02 pmMSO-HNL

18h 01m2 stops

10:45 pm - 8:06 pmHNL-MSO

18h 21m2 stops

$718American Airlines

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Fri, Nov 7 - Tue, Nov 18

Hawaiian Airlines flights from Montana to O'ahu

Our best Hawaiian Airlines deals on Montana to O'ahu flight tickets

Hawaiian Airlines

Nov 3

BZN3:02 pmBozeman Gallatin Field

10h 34m

1 stop

HNL10:36 pmHonolulu

Nov 14

HNL9:55 pmHonolulu

9h 41m

1 stop

BZN10:36 amBozeman Gallatin Field

$430

Find similar

Hawaiian Airlines

Mar 3

BZN3:25 pmBozeman Gallatin Field

10h 54m

1 stop

HNL11:19 pmHonolulu

Mar 4

HNL10:00 amHonolulu

9h 48m

1 stop

BZN10:48 pmBozeman Gallatin Field

$440

Find similar

Hawaiian Airlines

Oct 28

MSO1:59 pmMissoula Johnson-Bell Field

10h 04m

1 stop

HNL8:03 pmHonolulu

Nov 5

HNL11:55 amHonolulu

9h 18m

1 stop

MSO12:13 amMissoula Johnson-Bell Field

$551

Find similar

American Airlines flights from Montana to O'ahu

Our best American Airlines deals on Montana to O'ahu flight tickets

American Airlines

Feb 4

BIL5:08 amBillings Logan Intl

12h 56m

1 stop

HNL3:04 pmHonolulu

Feb 12

HNL7:50 pmHonolulu

13h 10m

1 stop

BIL12:00 pmBillings Logan Intl

$715

Find similar

American Airlines

Nov 7

MSO7:01 amMissoula Johnson-Bell Field

18h 01m

2 stops

HNL10:02 pmHonolulu

Nov 18

HNL10:45 pmHonolulu

18h 21m

2 stops

MSO8:06 pmMissoula Johnson-Bell Field

$718

Find similar

American Airlines

Nov 7

MSO7:01 amMissoula Johnson-Bell Field

18h 01m

2 stops

HNL10:02 pmHonolulu

Nov 18

HNL10:45 pmHonolulu

18h 21m

2 stops

MSO8:06 pmMissoula Johnson-Bell Field

$768

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Mon 11/3

3:02 pm-10:36 pm

1 stop10h 34m

Honolulu

Fri 11/14

9:55 pm-10:36 am

1 stop9h 41m

$430

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Tue 3/3

3:25 pm-11:19 pm

1 stop10h 54m

Honolulu

Wed 3/4

10:00 am-10:48 pm

1 stop9h 48m

$440

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Tue 10/21

6:00 am-10:48 am

1 stop8h 48m

Honolulu

Thu 10/30

7:50 am-12:15 am

1 stop12h 25m

$445

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Tue 10/21

4:19 pm-9:30 pm

1 stop9h 11m

Honolulu

Thu 10/30

9:50 pm-2:39 pm

2 stops12h 49m

$450

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Tue 10/21

10:50 am-9:30 pm

2 stops14h 40m

Honolulu

Thu 10/30

9:50 pm-3:30 pm

2 stops13h 40m

$456

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Tue 3/3

3:15 pm-11:19 pm

2 stops11h 04m

Honolulu

Wed 3/4

10:00 am-10:48 pm

1 stop9h 48m

$517

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Mon 3/2

5:45 am-12:25 pm

1 stop9h 40m

Honolulu

Tue 3/10

11:00 am-12:58 am

1 stop9h 58m

$524

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Mon 3/2

5:45 am-12:25 pm

1 stop9h 40m

Honolulu

Tue 3/10

7:00 am-12:58 am

2 stops13h 58m

$529

BillingsHonolulu

BIL - HNL

BILHNL

Billings Logan Intl

Wed 2/4

5:08 am-3:04 pm

1 stop12h 56m

Honolulu

Thu 2/12

7:50 pm-12:00 pm

1 stop13h 10m

$715

MissoulaHonolulu

MSO - HNL

MSOHNL

Missoula Johnson-Bell Field

Fri 11/7

7:01 am-10:02 pm

2 stops18h 01m

Honolulu

Tue 11/18

10:45 pm-8:06 pm

2 stops18h 21m

$718

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montana 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

Other information

What is the cheapest month to fly to O'ahu?

The month of November is another great option to travel to O'ahu, with average flight prices from Montana averaging around $523.

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

According to our data, Tuesday is the cheapest day to fly to O'ahu from Montana. The lowest ticket price found for a Tuesday departure recently was $563. 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 Thursday as prices are generally higher than usual. According to our data, the average ticket price to O'ahu on Thursday is $699.

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 in the evening. momondo users have found flights departing from Montana to O'ahu in the evening for as low as $523. 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 afternoon are often more expensive with an average ticket price of $663.

How far in advance should I book a flight to O'ahu?

You are more likely to see cheaper flights to O'ahu from Montana when booking weeks ahead of your departure date. In general, you can expect to find flights to O'ahu for around $602 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to O'ahu from Montana for as low as $452 on momondo.

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

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

Cheap Montana to O'ahu flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Montana to O'ahu?
Prices for flights from Montana to O'ahu were last updated today.
How many operators does momondo search for flights from Montana to O'ahu?
As of September 2025, there are 5 operators available to choose from for flights from Montana to O'ahu.
How old do you have to be to fly from Montana to O'ahu?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana 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 Montana to O'ahu?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Montana to O'ahu is Embraer 175 (18.27% of total bookings). The next most popular plane models are Boeing 737-800 (16.45%), Embraer 175 (Enhanced Winglets) (11.97%), and Airbus A319 (8.75%).

Best airlines flying from Montana to O'ahu

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $215	Free Cancellation	Rating 7.9 7,957 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $227	Free Cancellation	Rating 7.8 2,724 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $376	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $426	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights
American Airlines	PriceFrom $431	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

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

Finding the right flight to O'ahu from Montana 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 Montana to O'ahu with flexible booking policies on momondo?

momondo does allow users to show only those flights to O'ahu from Montana which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Montana to O'ahu flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Montana to O'ahu now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to O'ahu and let you know when they change.