Find flights
Deals
Insights
When to book
FAQs & Tips

STS - HLN

$502 Find cheap flights from Santa Rosa to Helena

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Santa Rosa to Helena departing on 6/27. 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
0 bags
Sat 6/29
Sat 7/6

Search 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 Santa Rosa 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 Santa Rosa to Helena, as well as popular online travel agencies
In the last 7 days travelers have searched 42,686,544 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Cheap flight deals from Santa Rosa to Helena (STS-HLN)

 
These are the cheapest deals for flights from Santa Rosa to Helena currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip flight deals from Santa Rosa to Helena

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Santa Rosa to Helena.

Recent one-way flight deals from Santa Rosa to Helena

Only flying one-way? Below are some of the best one-way flight deals from Santa Rosa to Helena found on KAYAK recently.

Recent last minute flight deals from Santa Rosa to Helena

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Santa Rosa to Helena.

Recent direct flight deals from Santa Rosa to Helena

The latest deals for direct flights from Santa Rosa to Helena so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Santa Rosa to Helena

Find recent round-trip train or bus tickets from Santa Rosa to Helena.

All round-trip flight deals to Helena

The cheapest plane tickets to Helena found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
7:00 am - 11:59 pmSTS-HLN
15h 59m1 stop
3:42 pm - 1:50 pmHLN-STS
23h 08m1 stop
$502Alaska Airlines
Find Deal
Thu, Jun 27 - Tue, Jul 2
7:00 am - 11:59 pmSTS-HLN
15h 59m1 stop
7:00 am - 10:09 pmHLN-STS
16h 09m2 stops
$507Alaska Airlines
Find Deal
Thu, Jun 27 - Tue, Jul 2
11:21 am - 11:59 pmSTS-HLN
11h 38m2 stops
7:00 am - 9:54 pmHLN-STS
15h 54m1 stop
$573Alaska Airlines
Find Deal
Fri, Jun 28 - Tue, Jul 2
11:21 am - 11:59 pmSTS-HLN
11h 38m2 stops
7:00 am - 6:21 pmHLN-STS
12h 21m2 stops
$578Alaska Airlines
Find Deal
Fri, Jun 28 - Tue, Jul 2
2:44 pm - 11:59 pmSTS-HLN
8h 15m1 stop
3:42 pm - 9:54 pmHLN-STS
7h 12m1 stop
$582Alaska Airlines
Find Deal
Fri, Jun 28 - Tue, Jul 2

Flights from Santa Rosa to Helena - Travel Insights & Trends

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

What is the cheapest month to fly from Santa Rosa to Helena?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Santa Rosa to Helena, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Santa Rosa to Helena is January, where tickets cost $316 on average. On the other hand, the most expensive months are March and December, where the average cost of tickets is $627 and $586 respectively.

Good to know

Cheapest flight

$502
Flight from Santa Rosa to Helena

When to book flights from Santa Rosa to Helena

Are your dates flexible? Find out the best times to travel from Santa Rosa 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 Santa Rosa to Helena

  • What is the cheapest flight from Santa Rosa to Helena?

    In the last 3 days, the lowest price for a flight from Santa Rosa to Helena was $502 for a round-trip ticket.

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

    Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

  • Which airports will I be using when flying from Santa Rosa to Helena?

    Santa Rosa and Helena are both served by 1 main airport. You will leave Santa Rosa from Santa Rosa Sonoma County and will be arriving at Helena.

  • Which aircraft models fly most regularly from Santa Rosa to Helena?

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

  • Which airline alliances offer flights from Santa Rosa to Helena?

    oneworld is the only airline alliance operating flights between Santa Rosa and Helena.

  • How does KAYAK find such low prices on flights from Santa Rosa 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 Santa Rosa to Helena.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helena from Santa Rosa 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 Santa Rosa 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 Santa Rosa with another airline. Booking your flights between Santa Rosa 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 Santa Rosa 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 Santa Rosa up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Santa Rosa - Helena Flights

Departure:

Santa Rosa (STS)United States

Destination:

Helena (HLN)United States

Cabin classes:

Browse origins:

Browse destinations: