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Helena

$118+ 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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — HLN
Jul 13 — Jul 201
Sun 7/13
Sun 7/20
1 adult, Economy
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Cheap 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 July 8, 2025.

Round-trip from

$236
(Hawaiian Airlines)

One-way from

$118
(Alaska Airlines)

Popular in

March

Cheapest in

October

Average price

$358
From San Francisco Bay Area to Helena
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One-way flight from San Francisco Bay Area to Helena
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Highest demand for flights based on searches. 28% potential increase in price ($230 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 8, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 7/6. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/248:00 amSFO - HLN
1 stop6h 21mHawaiian Airlines
Sat 9/274:02 pmHLN - SFO
1 stop5h 17mHawaiian Airlines
Deal found 7/6$236
This Delta deal was found by Cheapflights users on 7/6. 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.
Sat 9/64:58 pmOAK - HLN
1 stop4h 15mDelta
Sat 9/135:45 amHLN - OAK
1 stop7h 11mDelta
Deal found 7/6$237
This Delta deal was found by Cheapflights users on 7/8. 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.
Tue 8/195:55 amSJC - HLN
1 stop5h 25mDelta
Sun 8/245:50 amHLN - SJC
1 stop4h 09mDelta
Deal found 7/8$282
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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.
Tue 8/269:39 amOAK - HLN
1 stop4h 42mAlaska Airlines
Fri 8/294:02 pmHLN - OAK
1 stop19h 19mAlaska Airlines
Deal found 7/5$288
This Alaska Airlines deal was found by Cheapflights users on 7/7. 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.
Sat 8/237:00 amSTS - HLN
1 stop7h 21mAlaska Airlines
Sat 8/304:02 pmHLN - STS
1 stop5h 06mAlaska Airlines
Deal found 7/7$294
This Delta deal was found by Cheapflights users on 7/6. 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.
Wed 9/245:30 amSFO - HLN
1 stop5h 50mDelta
Sat 9/271:00 pmHLN - SFO
2 stops8h 05mDelta
Deal found 7/6$295
This Alaska Airlines deal was found by Cheapflights users on 7/7. 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.
Wed 10/88:20 amSFO - HLN
1 stop8h 21mAlaska Airlines
Sun 10/126:18 pmHLN - SFO
1 stop15h 58mAlaska Airlines
Deal found 7/7$299
This Hawaiian Airlines deal was found by Cheapflights users on 7/6. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/117:05 amSTS - HLN
1 stop9h 36mHawaiian Airlines
Wed 10/156:18 pmHLN - STS
1 stop4h 48mHawaiian Airlines
Deal found 7/6$332
This Alaska Airlines deal was found by Cheapflights users on 7/8. 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.
Tue 8/1912:02 pmSJC - HLN
1 stop26h 19mAlaska Airlines
Sun 8/244:02 pmHLN - SJC
2 stops18h 38mAlaska Airlines
Deal found 7/8$370
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Mon 8/1810:35 pmSFO - HLN
2 stops16h 29mUnited Airlines
Sat 8/235:20 pmHLN - SFO
2 stops15h 21mUnited Airlines
Deal found 7/7$504
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Wed 7/232:31 pmSJC - HLN
1 stop5h 44mUnited Airlines
Sun 7/276:30 amHLN - SJC
1 stop7h 52mUnited Airlines
Deal found 7/8$675
This Hawaiian Airlines deal was found by Cheapflights users on 7/7. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/117:00 amOAK - HLN
1 stop7h 31mHawaiian Airlines
Mon 7/214:09 pmHLN - OAK
1 stop6h 57mHawaiian Airlines
Deal found 7/7$795

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 July 8, 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

Wed 9/24

8:00 am-3:21 pm

1 stop6h 21m

Helena

Sat 9/27

4:02 pm-8:19 pm

1 stop5h 17m

$236

OaklandHelena

OAK - HLN

OAKHLN

Oakland

Sat 9/6

4:58 pm-10:13 pm

1 stop4h 15m

Helena

Sat 9/13

5:45 am-11:56 am

1 stop7h 11m

$237

OaklandHelena

OAK - HLN

OAKHLN

Oakland

Tue 8/26

9:39 am-3:21 pm

1 stop4h 42m

Helena

Fri 8/29

4:02 pm-10:21 am

1 stop19h 19m

$288

Santa RosaHelena

STS - HLN

STSHLN

Santa Rosa Sonoma County

Sat 8/23

7:00 am-3:21 pm

1 stop7h 21m

Helena

Sat 8/30

4:02 pm-8:08 pm

1 stop5h 06m

$294

San FranciscoHelena

SFO - HLN

SFOHLN

San Francisco

Wed 9/24

5:30 am-12:20 pm

1 stop5h 50m

Helena

Sat 9/27

1:00 pm-8:05 pm

2 stops8h 05m

$295

San FranciscoHelena

SFO - HLN

SFOHLN

San Francisco

Wed 10/8

8:20 am-5:41 pm

1 stop8h 21m

Helena

Sun 10/12

6:18 pm-9:16 am

1 stop15h 58m

$299

Santa RosaHelena

STS - HLN

STSHLN

Santa Rosa Sonoma County

Sat 10/11

7:05 am-5:41 pm

1 stop9h 36m

Helena

Wed 10/15

6:18 pm-10:06 pm

1 stop4h 48m

$332

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Sat 9/6

12:10 pm-3:21 pm

1 stop26h 11m

Helena

Sat 9/13

4:02 pm-9:11 am

1 stop18h 09m

$372

San FranciscoHelena

SFO - HLN

SFOHLN

San Francisco

Mon 8/18

10:35 pm-4:04 pm

2 stops16h 29m

Helena

Sat 8/23

5:20 pm-7:41 am

2 stops15h 21m

$504

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Thu 7/17

5:45 am-12:20 pm

1 stop5h 35m

Helena

Sun 7/20

5:50 am-8:55 am

1 stop4h 05m

$791

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Showing 1-10 of 17 results
1
2

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, February is the cheapest month in which you can book a flight from San Francisco Bay Area to Helena (average of $353). Flying from San Francisco Bay Area to Helena in July is currently the most expensive (average of $534). 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 July 8, 2025.

When flying from San Francisco Bay Area to Helena, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 July 8, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines 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
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,962 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,552 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,844 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • What are the cheapest airlines to fly from San Francisco Bay Area to Helena one-way?

    One-way options have recently been found by users for as low as $118 on Alaska Airlines. Other airlines that offer cheap prices include Delta from $119 and United Airlines from $290 one-way.

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

    While some choose either San Jose - Helena or Oakland - Helena, San Francisco - 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, February is the cheapest month in which you can book a flight from San Francisco Bay Area to Helena (average of $353). Flying from San Francisco Bay Area to Helena in July is currently the most expensive (average of $534). 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 July 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$274Average$444FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$317Average$518FlexibilityNo cancel feeOn-time75%

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