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Helena

$119+ Cheap flights from San Francisco Bay Area to Helena (HLN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — HLN
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
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Cheap flight deals from San Francisco Bay Area to Helena

Cheapest flights from San Francisco Bay Area to Helena
Explore the most affordable flight options available from San Francisco Bay Area to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/286:30 amSFO - HLN
1 stop6h 15mUnited Airlines
jue. 1/16:10 amHLN - SFO
1 stop6h 37mUnited Airlines
Deal found 12/13$713
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/241:00 pmSFO - HLN
1 stop7h 31mUnited Airlines
sáb. 12/276:10 amHLN - SFO
2 stops14h 30mUnited Airlines
Deal found 12/14$767
This Alaska Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/299:41 pmSFO - HLN
1 stop19h 14mAlaska Airlines
vie. 1/26:32 pmHLN - SFO
1 stop5h 22mAlaska Airlines
Deal found 12/13$768
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/255:30 pmSFO - HLN
2 stops19h 15mUnited Airlines
sáb. 12/276:10 amHLN - SFO
2 stops14h 30mUnited Airlines
Deal found 12/14$821
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/242:29 pmSFO - HLN
1 stop6h 02mUnited Airlines
dom. 12/286:10 amHLN - SFO
1 stop26h 30mUnited Airlines
Deal found 12/14$831
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/1911:05 amSFO - HLN
2 stops9h 26mUnited Airlines
sáb. 12/276:10 amHLN - SFO
2 stops14h 30mUnited Airlines
Deal found 12/14$847
This Alaska Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/288:32 pmOAK - HLN
2 stops20h 23mAlaska Airlines
jue. 1/16:32 pmHLN - OAK
1 stop6h 27mAlaska Airlines
Deal found 12/13$867
This Delta deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/244:55 pmSFO - HLN
1 stop4h 35mDelta
vie. 12/261:11 pmHLN - SFO
1 stop6h 10mDelta
Deal found 12/14$867
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/2111:15 pmSFO - HLN
2 stops13h 30mUnited Airlines
sáb. 12/276:10 amHLN - SFO
2 stops14h 30mUnited Airlines
Deal found 12/14$870
This Delta deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/284:47 pmSJC - HLN
1 stop4h 43mDelta
mié. 12/315:30 amHLN - SJC
1 stop4h 40mDelta
Deal found 12/14$909
This Alaska Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/287:23 pmSJC - HLN
2 stops21h 32mAlaska Airlines
mié. 12/316:32 pmHLN - SJC
1 stop6h 27mAlaska Airlines
Deal found 12/14$914

Find flight deals from San Francisco Bay Area to Helena

Keep the following information in mind while searching for San Francisco Bay Area to Helena flight deals. Data was last updated diciembre 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$238
(Alaska Airlines)

One-way from

$119
(Alaska Airlines)

Popular in

March

Cheapest in

October

Average price

$847
Provider with most accurate pricing for San Francisco-Helena flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Helena flights.
Search Deals
From San Francisco Bay Area to Helena
Search Deals
One-way flight from San Francisco Bay Area to Helena
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($200 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco Bay Area to Helena that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 15, 2025.
Use the filters below to find and compare flights from San Francisco Bay Area to Helena that are best for you.

Fly from

San Francisco Bay Area

Fly to

Helena

Route

Depart

Return

Price

San FranciscoHelena

SFO - HLN

SFOHLN

San Francisco

vie. 1/30

12:00 pm-6:11 pm

1 stop5h 11m

Helena

dom. 2/1

6:48 pm-11:03 pm

1 stop5h 15m

$238

San FranciscoHelena

SFO - HLN

SFOHLN

San Francisco

mié. 1/28

12:00 pm-6:11 pm

1 stop5h 11m

Helena

sáb. 1/31

6:48 pm-11:03 pm

1 stop5h 15m

$238

San JoseHelena

SJC - HLN

SJCHLN

San Jose

jue. 4/2

6:00 am-12:19 pm

1 stop5h 19m

Helena

dom. 4/5

5:30 am-8:48 am

1 stop4h 18m

$289

OaklandHelena

OAK - HLN

OAKHLN

Oakland

mar. 2/3

11:43 am-6:11 pm

1 stop5h 28m

Helena

mié. 2/4

6:48 pm-4:23 pm

1 stop22h 35m

$320

Santa RosaHelena

STS - HLN

STSHLN

Santa Rosa Sonoma County

sáb. 2/7

6:50 am-6:11 pm

2 stops10h 21m

Helena

mar. 2/10

6:48 pm-4:40 pm

2 stops22h 52m

$333

San JoseHelena

SJC - HLN

SJCHLN

San Jose

mar. 2/10

11:00 am-6:11 pm

1 stop6h 11m

Helena

mié. 2/11

6:48 pm-9:22 am

1 stop15h 34m

$345

Santa RosaHelena

STS - HLN

STSHLN

Santa Rosa Sonoma County

lun. 3/2

7:57 pm-3:59 pm

1 stop19h 02m

Helena

jue. 3/5

4:36 pm-11:50 pm

1 stop8h 14m

$372

San JoseHelena

SJC - HLN

SJCHLN

San Jose

jue. 4/2

8:10 am-3:38 pm

1 stop6h 28m

Helena

dom. 4/5

4:10 pm-12:15 pm

2 stops21h 05m

$506

OaklandHelena

OAK - HLN

OAKHLN

Oakland

jue. 1/1

9:49 am-5:55 pm

1 stop7h 06m

Helena

lun. 1/5

6:32 pm-9:06 am

1 stop15h 34m

$509

San JoseHelena

SJC - HLN

SJCHLN

San Jose

sáb. 3/21

5:00 pm-3:38 pm

1 stop21h 38m

Helena

sáb. 3/28

4:10 pm-10:04 pm

1 stop6h 54m

$570

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 25 results
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Best time to book a flight from San Francisco Bay Area to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from San Francisco Bay Area with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco Bay Area to Helena

What is the cheapest month to book a flight from San Francisco Bay Area to Helena?

Currently, August is the cheapest month in which you can book a flight from San Francisco Bay Area to Helena (average of $44). Flying from San Francisco Bay Area to Helena in December is currently the most expensive (average of $228). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from XIH to HLN?

Find hourly flight availability from San Francisco Bay Area to Helena. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 15, 2025.

A simple way to save on the total cost of your ticket is to fly from San Francisco Bay Area to Helena in the morning. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Helena

Get insights into the airlines that provide service to Helena. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Helena. Reviews last updated diciembre 15, 2025.
Read reviews from past customers who have flown Alaska Airlines and Delta from San Francisco Bay Area to Helena. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,452 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,452 reviews
Alaska Airlines
8.0
Very good
11,452 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,008 reviews
Alaska Airlines
8.0
Very good
11,452 reviews

Comfort

7.8

Overall

8.0

Food

7.1

Boarding

8.1

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from San Francisco Bay Area to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Helena from San Francisco Bay Area?

    Located just 2.7 mi from the city center, Helena (HLN) is the airport most travelers will use when flying to Helena from San Francisco Bay Area.

  • How long is the flight from San Francisco Bay Area to Helena?

    Airlines like Alaska Airlines and Delta fly from San Francisco Bay Area to Helena in about 5h 11m. The time it takes to get you to your destination can typically vary by up to 08m. Airlines will cover a distance of 816 mi. This flight may include one or multiple stops.

  • What are the most popular routes from San Francisco Bay Area to Helena?

    While some choose either San Francisco - Helena or Oakland - Helena, San Jose - Helena is the most popular route from San Francisco Bay Area to Helena.

  • Can I find deals for flights from San Francisco Bay Area to Helena that include hotel bookings?

    Yes. In addition to deals on San Francisco Bay Area to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco Bay Area to Helena?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco Bay Area to Helena.

  • Can I find deals for business class flights from San Francisco Bay Area to Helena?

    Yes. Cheapflights offers flight deals from San Francisco Bay Area to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco Bay Area to Helena?

    Currently, August is the cheapest month in which you can book a flight from San Francisco Bay Area to Helena (average of $44). Flying from San Francisco Bay Area to Helena in December is currently the most expensive (average of $228). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from San Francisco Bay Area to Helena

Discover the top 2 airlines that operate flights from San Francisco Bay Area to Helena. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$215Average$420FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$317Average$522FlexibilityNo cancel feeOn-time75%

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