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

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

What airlines fly to O'ahu?

United Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to O'ahu from Montana according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to O'ahu. Keep in mind that there are 4 different airlines that fly to O'ahu on a routine basis, so you have a few additional options to choose from.

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

If you’re flying from a popular airport in Montana, such as Bozeman or Missoula, and flying into O'ahu, then you can expect flight times to average 17h 16m and 18h 35m, respectively.

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 July 2026, there are 4 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.

$249 Cheap Flights from Montana to O'ahu in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montana to O'ahu

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 3:16 pm

BZN

HNL

12h 46m

1 stop

10:50 pm - 12:16 pm

HNL

BZN

10h 26m

1 stop

$506United Airlines

Tue, Sep 29 - Tue, Nov 3

1:35 pm - 7:43 pm

BZN

HNL

10h 08m

1 stop

11:30 pm - 3:13 pm

HNL

BZN

12h 43m

2 stops

$512United Airlines

Tue, Sep 29 - Tue, Nov 3

4:00 pm - 11:30 am

BZN

HNL

22h 30m

1 stop

12:10 pm - 11:59 pm

HNL

BZN

8h 49m

1 stop

$513Multiple Airlines

Tue, Dec 1 - Tue, Dec 8

1:30 pm - 9:04 pm

BZN

HNL

10h 34m

1 stop

10:50 pm - 12:08 pm

HNL

BZN

10h 18m

1 stop

$514United Airlines

Mon, Dec 7 - Tue, Dec 15

6:30 am - 4:09 pm

BZN

HNL

13h 39m

2 stops

10:50 pm - 1:28 pm

HNL

BZN

11h 38m

2 stops

$517United Airlines

Tue, Sep 29 - Tue, Nov 3

1:05 pm - 9:53 pm

BZN

HNL

11h 48m

2 stops

10:45 pm - 2:33 pm

HNL

BZN

12h 48m

1 stop

$520Delta

Mon, Dec 7 - Tue, Dec 15

7:03 am - 7:26 pm

BZN

HNL

16h 23m

1 stop

4:22 pm - 9:54 am

HNL

BZN

13h 32m

2 stops

$524Multiple Airlines

Tue, Sep 8 - Mon, Sep 14

12:18 pm - 7:26 pm

BIL

HNL

11h 08m

1 stop

9:20 pm - 11:38 am

HNL

BIL

10h 18m

1 stop

$538Alaska Airlines

Tue, Sep 15 - Wed, Sep 23

6:20 am - 1:34 pm

BIL

HNL

11h 14m

1 stop

10:39 pm - 5:53 pm

HNL

BIL

15h 14m

2 stops

$544Delta

Tue, Sep 15 - Thu, Sep 24

5:15 pm - 11:54 pm

GTF

HNL

10h 39m

1 stop

2:36 pm - 4:35 pm

HNL

GTF

21h 59m

1 stop

$651Alaska Airlines

Thu, Oct 15 - Mon, Oct 19

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Alaska Airlines flights from Montana to O'ahu

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

Alaska Airlines

Sep 15

BIL12:18 pmBillings Logan Intl

11h 08m

1 stop

HNL7:26 pmHonolulu

Sep 23

HNL9:20 pmHonolulu

10h 18m

1 stop

BIL11:38 amBillings Logan Intl

$538

Alaska Airlines

Sep 8

BZN2:21 pmBozeman Gallatin Field

9h 05m

1 stop

HNL7:26 pmHonolulu

Sep 14

HNL7:30 amHonolulu

11h 29m

1 stop

BZN10:59 pmBozeman Gallatin Field

$571

Alaska Airlines

Sep 14

BIL12:18 pmBillings Logan Intl

11h 08m

1 stop

HNL7:26 pmHonolulu

Sep 23

HNL9:20 pmHonolulu

10h 18m

1 stop

BIL11:38 amBillings Logan Intl

$579

Delta flights from Montana to O'ahu

Our best Delta deals on Montana to O'ahu flight tickets

Delta

Dec 7

BZN1:05 pmBozeman Gallatin Field

11h 48m

2 stops

HNL9:53 pmHonolulu

Dec 15

HNL10:45 pmHonolulu

12h 48m

1 stop

BZN2:33 pmBozeman Gallatin Field

$520

Delta

Sep 15

BIL6:20 amBillings Logan Intl

11h 14m

1 stop

HNL1:34 pmHonolulu

Sep 24

HNL10:39 pmHonolulu

15h 14m

2 stops

BIL5:53 pmBillings Logan Intl

$544

Delta

Oct 21

BZN5:40 amBozeman Gallatin Field

18h 08m

2 stops

HNL7:48 pmHonolulu

Nov 3

HNL7:00 amHonolulu

14h 17m

2 stops

BZN12:17 amBozeman Gallatin Field

$545

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Tue 9/29

6:30 am-3:16 pm

1 stop12h 46m

Honolulu

Tue 11/3

10:50 pm-12:16 pm

1 stop10h 26m

$506

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Tue 9/29

1:35 pm-7:43 pm

1 stop10h 08m

Honolulu

Tue 11/3

11:30 pm-3:13 pm

2 stops12h 43m

$512

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Tue 12/1

4:00 pm-11:30 am

1 stop22h 30m

Honolulu

Tue 12/8

12:10 pm-11:59 pm

1 stop8h 49m

$513

Quickest round-trip

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Mon 12/7

1:30 pm-9:04 pm

1 stop10h 34m

Honolulu

Tue 12/15

10:50 pm-12:08 pm

1 stop10h 18m

$514

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Tue 9/29

6:30 am-4:09 pm

2 stops13h 39m

Honolulu

Tue 11/3

10:50 pm-1:28 pm

2 stops11h 38m

$517

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Mon 12/7

1:05 pm-9:53 pm

2 stops11h 48m

Honolulu

Tue 12/15

10:45 pm-2:33 pm

1 stop12h 48m

$520

BozemanHonolulu

BZN - HNL

BZNHNL

Bozeman Gallatin Field

Tue 9/8

7:03 am-7:26 pm

1 stop16h 23m

Honolulu

Mon 9/14

4:22 pm-9:54 am

2 stops13h 32m

$524

BillingsHonolulu

BIL - HNL

BILHNL

Billings Logan Intl

Tue 9/15

12:18 pm-7:26 pm

1 stop11h 08m

Honolulu

Wed 9/23

9:20 pm-11:38 am

1 stop10h 18m

$538

BillingsHonolulu

BIL - HNL

BILHNL

Billings Logan Intl

Tue 9/15

6:20 am-1:34 pm

1 stop11h 14m

Honolulu

Thu 9/24

10:39 pm-5:53 pm

2 stops15h 14m

$544

Great FallsHonolulu

GTF - HNL

GTFHNL

Great Falls

Thu 10/15

5:15 pm-11:54 pm

1 stop10h 39m

Honolulu

Mon 10/19

2:36 pm-4:35 pm

1 stop21h 59m

$651

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 January is another great option to travel to O'ahu, with average flight prices from Montana averaging around $215.

How far in advance should I book a flight from Montana 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 $588 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 $431 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

Fastest flight time	9h 08m
Direct flights	None

The fastest flight from Montana to O'ahu takes 9h 08m

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

Search flight deals

Frequently asked questions about flying 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 July 2026, there are 4 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 Boeing 737-800 (13.83% of total bookings). The next most popular plane models are Airbus A319 (12.41%), Airbus A320-100/200 (12.27%), and Embraer 175 (Enhanced Winglets) (12.12%).

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 7.8 8,452 reviews	Search Delta flights
United Airlines	PriceFrom $367	Free Cancellation	Rating 7.4 9,920 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $410	Free Cancellation	Rating 7.9 12,603 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom $476	Free Cancellation	Rating 7.8 2,825 reviews	Search Hawaiian 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.