OAK - HLN

$120 Find Cheap Flights from Oakland to Helena

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Oakland to Helena departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Helena

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Oakland to Helena, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Oakland to Helena, as well as popular online travel agencies
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41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$310
Alaska Airlines
Tue 2/3Wed 2/4
OAK - HLN • 1 stop
Cheapest one-way
$120
Delta
Wed 1/21
OAK - HLN • 1 stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Helena!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Oakland to Helena (OAK-HLN)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Oakland to Helena that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Oakland to Helena

Tue, Feb 3 - Wed, Feb 4
Alaska Airlines Logo
11:43 am - 6:11 pm
OAK
-
HLN
5h 28m1 stop
Alaska Airlines Logo
6:48 pm - 4:23 pm
HLN
-
OAK
22h 35m1 stop
$310Alaska Airlines
Tue, Feb 3 - Wed, Feb 4
Alaska Airlines Logo
11:43 am - 6:11 pm
OAK
-
HLN
5h 28m1 stop
Alaska Airlines Logo
6:48 pm - 9:46 am
HLN
-
OAK
15h 58m2 stops
$321Alaska Airlines
Tue, Feb 3 - Wed, Feb 4
Alaska Airlines Logo
11:43 am - 6:11 pm
OAK
-
HLN
5h 28m1 stop
Alaska Airlines Logo
6:48 pm - 9:46 am
HLN
-
OAK
15h 58m2 stops
$336Alaska Airlines
Tue, Feb 3 - Wed, Feb 4
Alaska Airlines Logo
10:30 am - 6:11 pm
OAK
-
HLN
6h 41m2 stops
Alaska Airlines Logo
6:48 pm - 9:46 am
HLN
-
OAK
15h 58m2 stops
$358Alaska Airlines
Tue, Feb 3 - Wed, Feb 4
Alaska Airlines Logo
10:30 am - 6:11 pm
OAK
-
HLN
6h 41m2 stops
Alaska Airlines Logo
6:48 pm - 9:46 am
HLN
-
OAK
15h 58m2 stops
$368Alaska Airlines
Tue, Feb 3 - Wed, Feb 4
Alaska Airlines Logo
10:30 am - 6:11 pm
OAK
-
HLN
6h 41m2 stops
Alaska Airlines Logo
6:48 pm - 9:46 am
HLN
-
OAK
15h 58m2 stops
$373Alaska Airlines
Tue, Jun 9 - Fri, Jun 19
Alaska Airlines Logo
7:00 am - 3:31 pm
OAK
-
HLN
7h 31m1 stop
Alaska Airlines Logo
4:08 pm - 10:06 pm
HLN
-
OAK
6h 58m1 stop
$443Alaska Airlines
Tue, Jun 9 - Fri, Jun 19
Alaska Airlines Logo
7:00 am - 3:31 pm
OAK
-
HLN
7h 31m1 stop
Alaska Airlines Logo
4:08 pm - 8:48 am
HLN
-
OAK
17h 40m2 stops
$466Alaska Airlines
Tue, Jun 9 - Sat, Jun 20
Alaska Airlines Logo
3:30 pm - 3:31 pm
OAK
-
HLN
23h 01m2 stops
Alaska Airlines Logo
4:08 pm - 10:06 pm
HLN
-
OAK
6h 58m1 stop
$506Alaska Airlines
Thu, Jun 11 - Sat, Jun 20
Delta Logo
5:55 am - 10:34 pm
OAK
-
HLN
15h 39m1 stop
Delta Logo
12:50 pm - 9:34 pm
HLN
-
OAK
9h 44m1 stop
$518Delta
Booking Insights

KAYAK's insights & trends for Oakland to Helena flights

Get data-powered insights and trends into flights from Oakland to Helena to help you find the cheapest flights, the best time to fly and much more.

What is the most popular layover airport when flying from Oakland to Helena?

Percentage of 1-stop round-trip flights from Oakland to Helena chosen by KAYAK users via each layover airport in the last 12 months (only includes trips with the same layover airport on both legs).

Salt Lake City (SLC) is the top choice – 50% of KAYAK users who clicked on 1-stop flights from Oakland to Helena picked an itinerary connecting there.

What is the cheapest layover airport when flying from Oakland to Helena?

Average round-trip price for 1-stop flights from Oakland to Helena clicked by KAYAK users in the last 12 months (only includes trips with the same layover airport on both legs).

Flights via Seattle (SEA) offer the most affordable fares, with an average round-trip price of $426.

Which layover airport offers the shortest total travel time from Oakland to Helena?

Shortest average total travel time for 1-stop one-way flights from Oakland to Helena via different layover airports, based on KAYAK user data from the last 12 months.

Consider flying via Salt Lake City (SLC) for the shortest journey. The average one-way travel time for flights connecting there is 4h 52m.

Which layover airport has the quickest connection when flying from Oakland to Helena?

Average layover duration at different layover airports for 1-stop one-way flights from Oakland to Helena, based on KAYAK user data from the last 12 months.

If you prefer a quick connection, Salt Lake City (SLC) often has the shortest layovers from Oakland to Helena, with an average of 1h 34m.

Find deals

Good to know

Cheapest flight$120
Flight from Oakland to Helena

When to book flights from Oakland to Helena

Are your dates flexible? Find out the best times to travel from Oakland to Helena based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Oakland to Helena

  • What is the cheapest flight from Oakland to Helena?

    In the last 3 days, the lowest price for a flight from Oakland to Helena was $120 for a one-way ticket and $310 for a round-trip.

  • Do I need a passport to fly between Oakland and Helena?

    No

  • Which aircraft models fly most regularly from Oakland to Helena?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Oakland to Helena?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Oakland to Helena.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Oakland to Helena?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helena from Oakland is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Oakland to Helena?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helena with an airline and back to Oakland with another airline. Booking your flights between Oakland and HLN can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Oakland to Helena?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helena from Oakland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Oakland to Helena

Information on your arrival and departure airports

Oakland (OAK)
Helena (HLN)