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 Helena according to our data. Alaska Airlines is the first choice among our users, with 59% 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.

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

Prices for flights from Helena Airport to O'ahu refresh daily.

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

As of October 2025, there is 1 operator available to choose from for flights from Helena Airport to O'ahu.

How old do you have to be to fly from Helena Airport 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 Helena Airport to O'ahu.

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

The necessary travel and health documents for your O'ahu trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$454 Cheap Flights from Helena to O'ahu in 2025/26

1 adult

0 bags

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Find the cheapest flights from Helena to O'ahu

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:10 pm - 11:40 pmHLN-HNL

34h 30m2 stops

9:40 pm - 3:43 pmHNL-HLN

15h 03m1 stop

$454Alaska Airlines

Find Deal

mar., mar. 3 - jue., mar. 5

4:10 pm - 11:40 pmHLN-HNL

34h 30m2 stops

9:40 pm - 3:43 pmHNL-HLN

15h 03m1 stop

$470Alaska Airlines

Find Deal

mar., mar. 3 - jue., mar. 5

4:10 pm - 11:40 pmHLN-HNL

34h 30m2 stops

10:10 pm - 3:43 pmHNL-HLN

38h 33m2 stops

$483Alaska Airlines

Find Deal

mar., mar. 3 - jue., mar. 5

4:10 pm - 11:19 pmHLN-HNL

10h 09m1 stop

11:59 pm - 3:43 pmHNL-HLN

12h 44m1 stop

$492Hawaiian Airlines

Find Deal

mar., mar. 3 - jue., mar. 5

4:10 pm - 11:40 pmHLN-HNL

34h 30m2 stops

10:10 pm - 3:43 pmHNL-HLN

38h 33m2 stops

$499Alaska Airlines

Find Deal

mar., mar. 3 - jue., mar. 5

6:13 pm - 12:04 pmHLN-HNL

20h 51m2 stops

7:00 am - 6:52 pmHNL-HLN

8h 52m1 stop

$703Alaska Airlines

Find Deal

mié., nov. 19 - mié., nov. 26

4:10 pm - 11:19 pmHLN-HNL

10h 09m1 stop

10:20 pm - 3:38 pmHNL-HLN

37h 18m2 stops

$704Alaska Airlines

Find Deal

vie., mar. 6 - lun., mar. 23

12:50 pm - 10:09 pmHLN-HNL

12h 19m2 stops

8:35 pm - 12:27 pmHNL-HLN

11h 52m2 stops

$714Delta

Find Deal

vie., mar. 6 - lun., mar. 23

4:10 pm - 11:19 pmHLN-HNL

10h 09m1 stop

11:50 pm - 3:38 pmHNL-HLN

11h 48m1 stop

$729Alaska Airlines

Find Deal

vie., mar. 6 - lun., mar. 23

6:40 am - 5:05 pmHLN-HNL

13h 25m2 stops

2:25 pm - 1:27 pmHNL-HLN

20h 02m3 stops

$1,346United Airlines

Find Deal

mié., nov. 19 - mié., nov. 26

Alaska Airlines flights from Helena to O'ahu

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

Alaska Airlines

Mar 3

HLN4:10 pmHelena

34h 30m

2 stops

HNL11:40 pmHonolulu

Mar 5

HNL9:40 pmHonolulu

15h 03m

1 stop

HLN3:43 pmHelena

$454

Find similar

Alaska Airlines

Mar 3

HLN4:10 pmHelena

34h 30m

2 stops

HNL11:40 pmHonolulu

Mar 5

HNL9:40 pmHonolulu

15h 03m

1 stop

HLN3:43 pmHelena

$470

Find similar

Alaska Airlines

Mar 3

HLN4:10 pmHelena

34h 30m

2 stops

HNL11:40 pmHonolulu

Mar 5

HNL10:10 pmHonolulu

38h 33m

2 stops

HLN3:43 pmHelena

$483

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HelenaHonolulu

HLN - HNL

HLNHNL

Helena

mar. 3/3

4:10 pm-11:40 pm

2 stops34h 30m

Honolulu

jue. 3/5

9:40 pm-3:43 pm

1 stop15h 03m

$454

HelenaHonolulu

HLN - HNL

HLNHNL

Helena

mar. 3/3

4:10 pm-11:40 pm

2 stops34h 30m

Honolulu

jue. 3/5

9:40 pm-3:43 pm

1 stop15h 03m

$470

HelenaHonolulu

HLN - HNL

HLNHNL

Helena

mar. 3/3

4:10 pm-11:40 pm

2 stops34h 30m

Honolulu

jue. 3/5

10:10 pm-3:43 pm

2 stops38h 33m

$483

HelenaHonolulu

HLN - HNL

HLNHNL

Helena

mar. 3/3

4:10 pm-11:19 pm

1 stop10h 09m

Honolulu

jue. 3/5

11:59 pm-3:43 pm

1 stop12h 44m

$492

HelenaHonolulu

HLN - HNL

HLNHNL

Helena

mar. 3/3

4:10 pm-11:40 pm

2 stops34h 30m

Honolulu

jue. 3/5

10:10 pm-3:43 pm

2 stops38h 33m

$499

HelenaHonolulu

HLN - HNL

HLNHNL

Helena

mié. 11/19

6:13 pm-12:04 pm

2 stops20h 51m

Honolulu

mié. 11/26

7:00 am-6:52 pm

1 stop8h 52m

$703

HelenaHonolulu

HLN - HNL

HLNHNL

Helena

vie. 3/6

4:10 pm-11:19 pm

1 stop10h 09m

Honolulu

lun. 3/23

10:20 pm-3:38 pm

2 stops37h 18m

$704

HelenaHonolulu

HLN - HNL

HLNHNL

Helena

vie. 3/6

12:50 pm-10:09 pm

2 stops12h 19m

Honolulu

lun. 3/23

8:35 pm-12:27 pm

2 stops11h 52m

$714

HelenaHonolulu

HLN - HNL

HLNHNL

Helena

vie. 3/6

4:10 pm-11:19 pm

1 stop10h 09m

Honolulu

lun. 3/23

11:50 pm-3:38 pm

1 stop11h 48m

$729

HelenaHonolulu

HLN - HNL

HLNHNL

Helena

mié. 11/19

6:40 am-5:05 pm

2 stops13h 25m

Honolulu

mié. 11/26

2:25 pm-1:27 pm

3 stops20h 02m

$1,346

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Helena 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, Friday is the cheapest day to fly to O'ahu from Helena. The lowest ticket price found for a Friday departure recently was $607. 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 Sunday as prices are generally higher than usual. According to our data, the average ticket price to O'ahu on Sunday is $879.

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 Helena to O'ahu at noon for as low as $562. 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 $786.

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

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

Cheap Helena to O'ahu flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Helena Airport to O'ahu?
Prices for flights from Helena Airport to O'ahu refresh daily.
How many operators does momondo search for flights from Helena Airport to O'ahu?
As of October 2025, there is 1 operator available to choose from for flights from Helena Airport to O'ahu.
How old do you have to be to fly from Helena Airport 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 Helena Airport to O'ahu.
What documentation or ID do you need to fly to O'ahu?
The necessary travel and health documents for your O'ahu trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Helena to O'ahu?
Based on momondo bookings for flights between Helena and O'ahu, the leading plane model is Embraer 175 (Enhanced Winglets), making up 22.86% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet with 19.52%, Embraer 175 with 18.57%, and Airbus A319 with 7.14%.

Best airlines flying from Helena to O'ahu

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

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $473	Free Cancellation	Rating 8.0 11,161 reviews		Search Alaska Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Helena to O'ahu. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Helena to O'ahu with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Helena 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 Helena to O'ahu right now. Can momondo alert me if prices change?

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