HLN - OAK

$264 Find Cheap Flights from Helena to Oakland - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$293
Typical prices: $364-$508
Alaska Airlines
Wed 12/5Sun 12/9
HLN - OAK • 1 stop
Cheapest one-way
$264
Typical prices: $328-$533
Alaska Airlines
Sat 10/6
HLN - OAK • 1 stop
Top layover airports
Salt Lake City (SLC)
Cheapest • Avg $508 (round-trip)
Seattle/Tacoma Intl (SEA)
Shortest trip • 7h 08m (one-way)
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Cheap Flights from Helena to Oakland (HLN-OAK)

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

Recent round-trip flight deals from Helena to Oakland

Sat, Dec 5 - Wed, Dec 9
Alaska Airlines Logo
4:08 pm - 10:10 pmHLN  Helena-OAK Oakland
7h 02m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:00 am - 3:31 pmOAK  Oakland-HLN Helena
7h 31m1 stop Seattle/Tacoma Intl
$293Alaska Airlines
Sat, Dec 5 - Wed, Dec 9
Alaska Airlines Logo
4:08 pm - 10:10 pmHLN  Helena-OAK Oakland
7h 02m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:30 am - 3:31 pmOAK  Oakland-HLN Helena
8h 01m2 stops San Diego Seattle/Tacoma Intl
$341Alaska Airlines
Sat, Dec 5 - Wed, Dec 9
Alaska Airlines Logo
4:08 pm - 10:10 pmHLN  Helena-OAK Oakland
7h 02m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:00 am - 3:31 pmOAK  Oakland-HLN Helena
7h 31m1 stop Seattle/Tacoma Intl
$393Alaska Airlines
Fri, Oct 23 - Sun, Oct 25
Alaska Airlines Logo
5:26 pm - 11:25 amHLN  Helena-OAK Oakland
18h 59m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:02 am - 4:49 pmOAK  Oakland-HLN Helena
8h 47m1 stop Seattle/Tacoma Intl
$408Alaska Airlines
Sat, Dec 5 - Wed, Dec 9
Alaska Airlines Logo
4:08 pm - 10:05 amHLN  Helena-OAK Oakland
18h 57m2 stops Seattle/Tacoma Intl San Diego
Alaska Airlines Logo
6:30 am - 3:31 pmOAK  Oakland-HLN Helena
8h 01m2 stops San Diego Seattle/Tacoma Intl
$420Alaska Airlines
Sat, Dec 5 - Wed, Dec 9
Alaska Airlines Logo
4:08 pm - 10:10 pmHLN  Helena-OAK Oakland
7h 02m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:30 am - 3:31 pmOAK  Oakland-HLN Helena
8h 01m2 stops San Diego Seattle/Tacoma Intl
$423Alaska Airlines
Sat, Dec 5 - Wed, Dec 9
Alaska Airlines Logo
4:55 pm - 12:40 pmHLN  Helena-OAK Oakland
20h 45m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
1:36 pm - 4:18 pmOAK  Oakland-HLN Helena
25h 42m1 stop Seattle/Tacoma Intl
$468Alaska Airlines
Thu, Sep 24 - Fri, Sep 25
Delta Logo
7:15 am - 11:59 amHLN  Helena-OAK Oakland
5h 44m1 stop Salt Lake City
Delta Logo
6:00 am - 12:17 pmOAK  Oakland-HLN Helena
5h 17m1 stop Salt Lake City
$965Delta
Thu, Sep 24 - Sat, Sep 26
Delta Logo
7:15 am - 11:59 amHLN  Helena-OAK Oakland
5h 44m1 stop Salt Lake City
Delta Logo
5:00 pm - 10:29 pmOAK  Oakland-HLN Helena
4h 29m1 stop Salt Lake City
$965Delta
Booking Insights

Price, demand and travel trends for Helena to Oakland flights

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

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

Round-trip flights from Helena to Oakland start at $293. Prices are below average for this route right now, with typical round-trip fares ranging from $364 to $508. The lowest price found in the past 5 days was $293 on Alaska Airlines.

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Key details for Helena to Oakland flights

Cheapest flight

$264
Flight from Helena to Oakland

When to book flights from Helena to Oakland

Are your dates flexible? Find out the best times to travel from Helena to Oakland 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 Oakland flight questions, answered

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

  • Which airports can I use when flying from Helena to Oakland?

    Flights from Helena to Oakland usually depart from Helena (HLN) and arrive at Oakland (OAK).

  • What cabin classes can I book on flights from Helena to Oakland?

    Only Economy Class is available on flights from Helena to Oakland.

  • Which airports do connecting flights from Helena to Oakland pass through?

    Connecting flights from Helena to Oakland most commonly pass through:

    • Seattle/Tacoma Intl (SEA) - 67% of one-stop connections
    • Salt Lake City (SLC) - 33% 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 Oakland?

    Yes. Being flexible with your travel dates can save you up to 29% on the Helena to Oakland route. Wednesday is the cheapest departure day at $364 round-trip on average, while Monday is the most expensive at $508, a difference of $144. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Oakland?

    Some of the most popular sights in Oakland are Oakland Arena, Fox Theater and Jack London Square. These are among the most viewed places in Oakland on KAYAK.

  • How long is a flight from Helena to Oakland?

    There are currently no nonstop flights available from Helena to Oakland. Flights with 1 layover take between 6h 25m and 7h 08m in total, depending on the connection.

  • Do I need a passport to fly from Helena to Oakland?

    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.

  • Have flight prices from Helena to Oakland 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 $293 to $1,087. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from Helena to Oakland looking right now?

    One-way fares from Helena to Oakland are currently lower than usual. Average one-way flight prices are about $360, which is 33% below the typical average for this route.

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

    Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 6h 25m, compared with 7h 08m via Seattle/Tacoma Intl (SEA).

  • What is the time difference between Helena and Oakland?

    Oakland is 1 hour behind Helena (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Oakland Airport (OAK)?

    Oakland Airport (OAK) hosts 5 major car rental companies, with daily rates starting from around $21 for economy cars. Top options include:
    • Dollar
    • Thrifty
    • Budget
    • Hertz
    • Alamo

Your guide to booking Helena to Oakland flights

Get tips on when to book, when to fly and what to know before your trip.

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