$587 Cheap flights from Sonoma County to Helena Regional (STS to HLN)

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Find The Best Dates To Fly from Sonoma County to Helena Regional

Compare Flight Prices from Santa Rosa to Helena

Affordable Airfare Tickets from STS to HLN Airport

The cheapest flights to Helena Regional found within the past 7 days were $287 round trip and $587 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Aug 23 - Sun, Aug 31
STS
Santa Rosa
HLN
Helena
$287 Roundtrip, found 3 days ago
$287
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Aug 23 from Santa Rosa to Helena, returning Sun, Aug 31, priced at $287 found 3 days ago
Fri, Sep 19 - Sun, Sep 21
STS
Santa Rosa
HLN
Helena
$485 Roundtrip, found 6 days ago
$485
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri, Sep 19 from Santa Rosa to Helena, returning Sun, Sep 21, priced at $485 found 6 days ago
Mon, Jul 21 - Mon, Aug 4
STS
Santa Rosa
HLN
Helena
$653 Roundtrip, found 5 days ago
$653
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Jul 21 from Santa Rosa to Helena, returning Mon, Aug 4, priced at $653 found 5 days ago
Wed, Jul 23 - Fri, Aug 1
STS
Santa Rosa
HLN
Helena
$679 Roundtrip, found 5 days ago
$679
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jul 23 from Santa Rosa to Helena, returning Fri, Aug 1, priced at $679 found 5 days ago
Fri, Aug 1 - Sun, Aug 3
STS
Santa Rosa
HLN
Helena
$714 Roundtrip, found 3 days ago
$714
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug 1 from Santa Rosa to Helena, returning Sun, Aug 3, priced at $714 found 3 days ago
Fri, Aug 1 - Sun, Aug 3
STS
Santa Rosa
HLN
Helena
$757 Roundtrip, found 3 days ago
$757
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug 1 from Santa Rosa to Helena, returning Sun, Aug 3, priced at $757 found 3 days ago
Mon, Jul 21 - Mon, Aug 4
STS
Santa Rosa
HLN
Helena
$764 Roundtrip, found 5 days ago
$764
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Jul 21 from Santa Rosa to Helena, returning Mon, Aug 4, priced at $764 found 5 days ago
Wed, Jul 23 - Fri, Aug 1
STS
Santa Rosa
HLN
Helena
$769 Roundtrip, found 5 days ago
$769
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jul 23 from Santa Rosa to Helena, returning Fri, Aug 1, priced at $769 found 5 days ago
Wed, Jul 23 - Fri, Aug 1
STS
Santa Rosa
HLN
Helena
$777 Roundtrip, found 5 days ago
$777
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jul 23 from Santa Rosa to Helena, returning Fri, Aug 1, priced at $777 found 5 days ago
Fri, Aug 1 - Sun, Aug 3
STS
Santa Rosa
HLN
Helena
$790 Roundtrip, found 3 days ago
$790
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug 1 from Santa Rosa to Helena, returning Sun, Aug 3, priced at $790 found 3 days ago
Thu, Jul 3 - Fri, Jul 11
STS
Santa Rosa
HLN
Helena
$820 Roundtrip, found 14 hours ago
$820
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Thu, Jul 3 from Santa Rosa to Helena, returning Fri, Jul 11, priced at $820 found 14 hours ago
Thu, Jul 3 - Fri, Jul 11
STS
Santa Rosa
HLN
Helena
$839 Roundtrip, found 14 hours ago
$839
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Thu, Jul 3 from Santa Rosa to Helena, returning Fri, Jul 11, priced at $839 found 14 hours ago
Wed, Jul 23 - Fri, Aug 1
STS
Santa Rosa
HLN
Helena
$879 Roundtrip, found 5 days ago
$879
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jul 23 from Santa Rosa to Helena, returning Fri, Aug 1, priced at $879 found 5 days ago
Fri, Aug 1 - Sun, Aug 3
STS
Santa Rosa
HLN
Helena
$883 Roundtrip, found 3 days ago
$883
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug 1 from Santa Rosa to Helena, returning Sun, Aug 3, priced at $883 found 3 days ago
Fri, Aug 1 - Sun, Aug 3
STS
Santa Rosa
HLN
Helena
$927 Roundtrip, found 3 days ago
$927
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug 1 from Santa Rosa to Helena, returning Sun, Aug 3, priced at $927 found 3 days ago
Tue, Jun 17 - Sat, Jun 21
STS
Santa Rosa
HLN
Helena
$957 Roundtrip, found 3 days ago
$957
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Jun 17 from Santa Rosa to Helena, returning Sat, Jun 21, priced at $957 found 3 days ago
Fri, Aug 1 - Sun, Aug 3
STS
Santa Rosa
HLN
Helena
$959 Roundtrip, found 3 days ago
$959
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Aug 1 from Santa Rosa to Helena, returning Sun, Aug 3, priced at $959 found 3 days ago
Wed, Jul 23 - Fri, Aug 1
STS
Santa Rosa
HLN
Helena
$968 Roundtrip, found 5 days ago
$968
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jul 23 from Santa Rosa to Helena, returning Fri, Aug 1, priced at $968 found 5 days ago

Flight information from Santa Rosa to Helena

 

Traveling From
Sonoma County
Traveling To
Helena Regional
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$287

Route Info

Flight path for flights from Sonoma County Airport to Helena Regional Airport.


Origin:
STS - Sonoma County Airport
Destination:
HLN - Helena Regional Airport
Distance:
783.60 miles


Discover our best flights from Santa Rosa STS to Helena HLN. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Santa Rosa STS to Helena HLN at the right price  

Airfares to Helena HLN from Santa Rosa STS currently cost between $287 and $968. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Santa Rosa STS to Helena HLN 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Santa Rosa STS to Helena HLN on Travelocity starting at $587. Prices and availability subject to change. Additional terms may apply. 

 

Get to Helena HLN from Santa Rosa STS quicker with direct flights. 

Get to Helena faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to HLN from STS to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Santa Rosa STS to Helena HLN

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to HLN from STS. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Santa Rosa STS to Helena HLN today 

If you’re flexible about when you travel, August is usually the cheapest month to fly from Santa Rosa STS to Helena HLN. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Helena HLN from Santa Rosa STS 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to HLN from STS have this option.  

 

Travel with confidence when you book flights to Helena HLN from Santa Rosa STS with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.