HLN - KOA

$515 Find Cheap Flights from Helena to Kailua-Kona - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$661
Typical prices: $669-$897
Alaska Airlines
Sat 11/10Fri 11/16
HLN - KOA • 1 stop
Cheapest one-way
$515
Typical prices: $371-$390
Alaska Airlines
Thu 11/22
HLN - KOA • 1 stop
When to travel
February
Cheapest • 39% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Denver Intl (DEN)
Cheapest • Avg $792 (round-trip)
Seattle/Tacoma Intl (SEA)
Shortest trip • 11h 52m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Helena to Kailua-Kona (HLN-KOA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Helena to Kailua-Kona

Tue, Nov 10 - Mon, Nov 16
Alaska Airlines Logo
4:41 pm - 11:15 pmHLN  Helena-KOA Kona Intl
9h 34m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
10:55 pm - 4:04 pmKOA  Kona Intl-HLN Helena
14h 09m1 stop Seattle/Tacoma Intl
$661Alaska Airlines
Tue, Nov 10 - Wed, Nov 18
Alaska Airlines Logo
4:41 pm - 11:15 pmHLN  Helena-KOA Kona Intl
9h 34m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
10:55 pm - 4:04 pmKOA  Kona Intl-HLN Helena
14h 09m1 stop Seattle/Tacoma Intl
$665Alaska Airlines
Tue, Nov 10 - Tue, Nov 17
Multiple Airlines Logo
4:41 pm - 11:15 pmHLN  Helena-KOA Kona Intl
9h 34m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
4:15 pm - 4:04 pmKOA  Kona Intl-HLN Helena
20h 49m2 stops Honolulu Seattle/Tacoma Intl
$667Multiple Airlines
Tue, Nov 3 - Mon, Nov 16
Alaska Airlines Logo
4:41 pm - 11:15 pmHLN  Helena-KOA Kona Intl
9h 34m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
10:55 pm - 4:04 pmKOA  Kona Intl-HLN Helena
14h 09m1 stop Seattle/Tacoma Intl
$671Alaska Airlines
Sun, Nov 8 - Mon, Nov 16
Alaska Airlines Logo
4:41 pm - 11:15 pmHLN  Helena-KOA Kona Intl
9h 34m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
10:55 pm - 4:04 pmKOA  Kona Intl-HLN Helena
14h 09m1 stop Seattle/Tacoma Intl
$676Alaska Airlines
Tue, Nov 3 - Mon, Nov 16
Multiple Airlines Logo
4:41 pm - 8:16 amHLN  Helena-KOA Kona Intl
18h 35m2 stops Seattle/Tacoma Intl Honolulu
Multiple Airlines Logo
10:55 pm - 4:04 pmKOA  Kona Intl-HLN Helena
14h 09m1 stop Seattle/Tacoma Intl
$677Multiple Airlines
Sun, Nov 8 - Wed, Nov 18
Alaska Airlines Logo
4:41 pm - 11:15 pmHLN  Helena-KOA Kona Intl
9h 34m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
10:55 pm - 4:04 pmKOA  Kona Intl-HLN Helena
14h 09m1 stop Seattle/Tacoma Intl
$680Alaska Airlines
Sun, Nov 8 - Tue, Nov 17
Multiple Airlines Logo
4:41 pm - 11:15 pmHLN  Helena-KOA Kona Intl
9h 34m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
6:31 pm - 4:04 pmKOA  Kona Intl-HLN Helena
18h 33m2 stops Honolulu Seattle/Tacoma Intl
$681Multiple Airlines
Tue, Nov 10 - Mon, Nov 16
Multiple Airlines Logo
4:41 pm - 7:51 amHLN  Helena-KOA Kona Intl
18h 10m2 stops Seattle/Tacoma Intl Honolulu
Multiple Airlines Logo
11:45 am - 4:04 pmKOA  Kona Intl-HLN Helena
25h 19m2 stops Honolulu Seattle/Tacoma Intl
$682Multiple Airlines
Sat, Nov 7 - Wed, Nov 18
Alaska Airlines Logo
4:41 pm - 5:53 pmHLN  Helena-KOA Kona Intl
28h 12m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
10:55 pm - 4:04 pmKOA  Kona Intl-HLN Helena
14h 09m1 stop Seattle/Tacoma Intl
$686Alaska Airlines
Booking Insights

Price, demand and travel trends for Helena to Kailua-Kona flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Helena to Kailua-Kona with more confidence.

How much is a round-trip flight from Helena to Kailua-Kona?

Round-trip flights from Helena to Kailua-Kona start at $661. Prices are below average for this route right now, with typical round-trip fares ranging from $669 to $897. The lowest price found in the past 5 days was $661 on Alaska Airlines.

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Key details for Helena to Kailua-Kona flights

Low season

May

Cheapest flight

$515
Most popular time to fly and prices are also 16% lower on average.
Flight from Helena to Kailua-Kona

When to book flights from Helena to Kailua-Kona

Are your dates flexible? Find out the best times to travel from Helena to Kailua-Kona based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Helena to Kailua-Kona flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • What cabin classes can I book on flights from Helena to Kailua-Kona?

    Only Economy Class is available on flights from Helena to Kailua-Kona.

  • How long is a flight from Helena to Kailua-Kona?

    There are currently no nonstop flights available from Helena to Kailua-Kona. Flights with 1 layover take between 11h 52m and 13h 28m in total, depending on the connection.

  • Do I need a passport to fly from Helena to Kailua-Kona?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How much should I expect to pay for a Helena to Kailua-Kona flight?

    Round-trip flights from Helena to Kailua-Kona range from $669 to $897, with an average of $877 over the past 12 months. Anything below $669 counts as a good deal.

  • Have flight prices from Helena to Kailua-Kona changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $661 to $1,441. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Helena to Kailua-Kona looking right now?

    One-way fares from Helena to Kailua-Kona are currently higher than usual. Average one-way flight prices are about $567, which is 45% above the typical average for this route.

  • What car rental options are available at Kona Intl Airport (KOA)?

    Kona Intl Airport (KOA) hosts 5 major car rental companies, with daily rates starting from around $28 for economy cars. Top options include:
    • Dollar
    • Thrifty
    • Budget
    • Hertz
    • Sixt

  • Which airports can I use when flying from Helena to Kailua-Kona?

    Flights from Helena to Kailua-Kona usually depart from Helena (HLN) and arrive at Kona Intl (KOA).

  • Which airports do connecting flights from Helena to Kailua-Kona pass through?

    Connecting flights from Helena to Kailua-Kona most commonly pass through:

    • Denver Intl (DEN) - 57% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 43% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Helena to Kailua-Kona?

    On the Helena to Kailua-Kona route, being flexible with your departure day can save you up to 41%. Sunday is the cheapest day at $534 round-trip on average, while Thursday is the most expensive at $901: a $367 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Helena to Kailua-Kona?

    Flying via Seattle/Tacoma Intl (SEA) gives the shortest average 1-stop total travel time at 11h 52m, compared with 13h 28m via Denver Intl (DEN).

  • What is the time difference between Helena and Kailua-Kona?

    Kailua-Kona is 4 hours behind Helena (Hawaii-Aleutian Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Helena to Kailua-Kona flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Sunday departure instead of Thursday. On this route, Sunday flights average $534 - about $367 less than Thursday (41% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Helena to Kailua-Kona trip for February. Fares historically average $534 round-trip in that month - typically $507 less than the most expensive month, which is March (based on the last 12 months).

More options for your flight from Helena to Kailua-Kona

Complete your trip to Kailua-Kona with a hotel stay or car rental

Car rentals in Kailua-Kona
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