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 Helena according to our data. United Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to O'ahu. Keep in mind that there are 3 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 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.

$663 Cheap Flights from Helena to O'ahu in 2026

Find the cheapest flights from Helena to O'ahu

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:41 pm - 11:30 amHLN Helena-HNL Honolulu

21h 49m2 stops Seattle/Tacoma Intl Ontario

10:15 pm - 4:04 pmHNL Honolulu-HLN Helena

14h 49m2 stops San Francisco Seattle/Tacoma Intl

$663Multiple Airlines

Mon, Nov 2 - Wed, Nov 4

4:41 pm - 11:30 amHLN Helena-HNL Honolulu

21h 49m2 stops Seattle/Tacoma Intl Ontario

2:00 pm - 4:04 pmHNL Honolulu-HLN Helena

23h 04m2 stops Los Angeles Seattle/Tacoma Intl

$671Multiple Airlines

Mon, Nov 2 - Wed, Nov 4

4:41 pm - 11:30 amHLN Helena-HNL Honolulu

21h 49m2 stops Seattle/Tacoma Intl Long Beach Municipal

10:15 pm - 4:04 pmHNL Honolulu-HLN Helena

14h 49m2 stops San Francisco Seattle/Tacoma Intl

$683Multiple Airlines

Tue, Nov 10 - Fri, Nov 13

4:41 pm - 10:55 pmHLN Helena-HNL Honolulu

9h 14m1 stop Seattle/Tacoma Intl

10:15 pm - 4:04 pmHNL Honolulu-HLN Helena

14h 49m2 stops San Francisco Seattle/Tacoma Intl

$686Multiple Airlines

Mon, Nov 2 - Wed, Nov 4

4:41 pm - 10:55 pmHLN Helena-HNL Honolulu

9h 14m1 stop Seattle/Tacoma Intl

2:00 pm - 4:04 pmHNL Honolulu-HLN Helena

23h 04m2 stops Los Angeles Seattle/Tacoma Intl

$692Multiple Airlines

Tue, Nov 10 - Fri, Nov 13

4:41 pm - 10:55 pmHLN Helena-HNL Honolulu

9h 14m1 stop Seattle/Tacoma Intl

9:37 pm - 4:04 pmHNL Honolulu-HLN Helena

15h 27m2 stops Los Angeles Seattle/Tacoma Intl

$694Multiple Airlines

Mon, Nov 2 - Wed, Nov 4

5:26 pm - 11:54 pmHLN Helena-HNL Honolulu

10h 28m1 stop Seattle/Tacoma Intl

2:36 pm - 4:49 pmHNL Honolulu-HLN Helena

22h 13m1 stop Seattle/Tacoma Intl

$699Alaska Airlines

Thu, Oct 15 - Sat, Oct 24

5:26 pm - 10:11 pmHLN Helena-HNL Honolulu

8h 45m1 stop Seattle/Tacoma Intl

3:23 pm - 4:49 pmHNL Honolulu-HLN Helena

21h 26m2 stops Los Angeles Seattle/Tacoma Intl

$703Alaska Airlines

Thu, Oct 15 - Sat, Oct 24

4:41 pm - 11:30 amHLN Helena-HNL Honolulu

21h 49m2 stops Seattle/Tacoma Intl Ontario

12:45 pm - 4:04 pmHNL Honolulu-HLN Helena

24h 19m2 stops San Jose Seattle/Tacoma Intl

$706Multiple Airlines

Mon, Nov 2 - Wed, Nov 4

4:41 pm - 10:55 pmHLN Helena-HNL Honolulu

9h 14m1 stop Seattle/Tacoma Intl

11:59 pm - 4:04 pmHNL Honolulu-HLN Helena

13h 05m1 stop Seattle/Tacoma Intl

$712Multiple Airlines

Tue, Nov 10 - Fri, Nov 13

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Alaska Airlines flights from Helena to O'ahu

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

Alaska Airlines

Oct 15

HLN5:26 pmHelena

10h 28m

1 stop

HNL11:54 pmHonolulu

Oct 24

HNL2:36 pmHonolulu

22h 13m

1 stop

HLN4:49 pmHelena

$699

Alaska Airlines

Oct 15

HLN5:26 pmHelena

8h 45m

1 stop

HNL10:11 pmHonolulu

Oct 24

HNL3:23 pmHonolulu

21h 26m

2 stops

HLN4:49 pmHelena

$703

Alaska Airlines

Oct 15

HLN5:26 pmHelena

10h 28m

1 stop

HNL11:54 pmHonolulu

Oct 24

HNL3:23 pmHonolulu

21h 26m

2 stops

HLN4:49 pmHelena

$766

United Airlines flights from Helena to O'ahu

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

United Airlines

Aug 21

HLN6:15 amHelena

13h 01m

1 stop

HNL3:16 pmHonolulu

Aug 30

HNL9:40 pmHonolulu

12h 05m

1 stop

HLN1:45 pmHelena

$980

United Airlines

Aug 21

HLN6:15 amHelena

13h 54m

2 stops

HNL4:09 pmHonolulu

Aug 30

HNL9:40 pmHonolulu

12h 05m

1 stop

HLN1:45 pmHelena

$986

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaHonolulu

HLN Helena - HNL Honolulu

HLNHNL

Helena

Mon 11/2

4:41 pm-11:30 am

2 stops21h 49m

Honolulu

Wed 11/4

10:15 pm-4:04 pm

2 stops14h 49m

$663

HelenaHonolulu

HLN Helena - HNL Honolulu

HLNHNL

Helena

Mon 11/2

4:41 pm-11:30 am

2 stops21h 49m

Honolulu

Wed 11/4

2:00 pm-4:04 pm

2 stops23h 04m

$671

HelenaHonolulu

HLN Helena - HNL Honolulu

HLNHNL

Helena

Tue 11/10

4:41 pm-11:30 am

2 stops21h 49m

Honolulu

Fri 11/13

10:15 pm-4:04 pm

2 stops14h 49m

$683

HelenaHonolulu

HLN Helena - HNL Honolulu

HLNHNL

Helena

Mon 11/2

4:41 pm-10:55 pm

1 stop9h 14m

Honolulu

Wed 11/4

10:15 pm-4:04 pm

2 stops14h 49m

$686

HelenaHonolulu

HLN Helena - HNL Honolulu

HLNHNL

Helena

Tue 11/10

4:41 pm-10:55 pm

1 stop9h 14m

Honolulu

Fri 11/13

2:00 pm-4:04 pm

2 stops23h 04m

$692

HelenaHonolulu

HLN Helena - HNL Honolulu

HLNHNL

Helena

Mon 11/2

4:41 pm-10:55 pm

1 stop9h 14m

Honolulu

Wed 11/4

9:37 pm-4:04 pm

2 stops15h 27m

$694

HelenaHonolulu

HLN Helena - HNL Honolulu

HLNHNL

Helena

Thu 10/15

5:26 pm-11:54 pm

1 stop10h 28m

Honolulu

Sat 10/24

2:36 pm-4:49 pm

1 stop22h 13m

$699

HelenaHonolulu

HLN Helena - HNL Honolulu

HLNHNL

Helena

Thu 10/15

5:26 pm-10:11 pm

1 stop8h 45m

Honolulu

Sat 10/24

3:23 pm-4:49 pm

2 stops21h 26m

$703

HelenaHonolulu

HLN Helena - HNL Honolulu

HLNHNL

Helena

Mon 11/2

4:41 pm-11:30 am

2 stops21h 49m

Honolulu

Wed 11/4

12:45 pm-4:04 pm

2 stops24h 19m

$706

Quickest round-trip

HelenaHonolulu

HLN Helena - HNL Honolulu

HLNHNL

Helena

Tue 11/10

4:41 pm-10:55 pm

1 stop9h 14m

Honolulu

Fri 11/13

11:59 pm-4:04 pm

1 stop13h 05m

$712

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

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

You could potentially save up to 31% on your flight if you consider stops on a Helena to O'ahu flight.

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

Fastest flight time	9h 42m
Direct flights	None

The fastest flight from Helena to O'ahu takes 9h 42m

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

Search flight deals

Frequently asked questions about flying from Helena to O'ahu

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 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 43.26% of the total bookings. Other popular models include Embraer 175 with 7.80%, Airbus A319 with 7.80%, and Airbus A320-100/200 with 7.80%.

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.