HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco Bay Area

$137+ Cheap flights from Helena (HLN) to San Francisco Bay Area

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — SFO
Nov 19 — Nov 261
Tue 11/19
Tue 11/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Helena to San Francisco Bay Area with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Helena to San Francisco Bay Area

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to San Francisco Bay Area (zzXIH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 14, 2024.

Find flight deals from Helena to San Francisco Bay Area

Cheapest flights from Helena to San Francisco Bay Area
Explore the most affordable flight options available from Helena to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 14, 2024.

This Delta deal was found by Cheapflights users on 11/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/115:30 amHLN - SFO
1 stop4h 50mDelta
Tue 12/176:00 amSFO - HLN
1 stop5h 19mDelta
Deal found 11/13$254
This Alaska Airlines deal was found by Cheapflights users on 11/13. 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.
Wed 12/114:07 pmHLN - SFO
2 stops17h 40mAlaska Airlines
Tue 12/172:41 pmSFO - HLN
1 stop23h 48mAlaska Airlines
Deal found 11/13$378
This Delta deal was found by Cheapflights users on 11/14. 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.
Wed 12/115:30 amHLN - SJC
1 stop5h 00mDelta
Wed 12/185:03 pmSJC - HLN
1 stop4h 57mDelta
Deal found 11/14$386
This Alaska Airlines deal was found by Cheapflights users on 11/14. 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.
Wed 12/114:07 pmHLN - SJC
2 stops16h 44mAlaska Airlines
Wed 12/185:20 pmSJC - HLN
1 stop20h 29mAlaska Airlines
Deal found 11/14$389
This United Airlines deal was found by Cheapflights users on 11/14. 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.
Tue 12/316:25 amHLN - SJC
1 stop6h 14mUnited Airlines
Wed 1/112:45 pmSJC - HLN
1 stop7h 46mUnited Airlines
Deal found 11/14$566
This United Airlines deal was found by Cheapflights users on 11/14. 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.
Sat 12/142:35 pmHLN - SFO
1 stop5h 40mUnited Airlines
Sat 12/2110:25 pmSFO - HLN
2 stops22h 06mUnited Airlines
Deal found 11/14$696
This Delta deal was found by Cheapflights users on 11/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/225:45 amHLN - OAK
1 stop7h 24mDelta
Thu 1/25:30 amOAK - HLN
1 stop6h 15mDelta
Deal found 11/13$859

Find flights from Helena to San Francisco Bay Area within your budget

Customize your flight search to find flights from Helena to San Francisco Bay Area 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 2,752,363 searches. Data last updated November 14, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HelenaSan Francisco

HLN - SFO

HLNSFO

Helena

Wed 12/11

5:30 am-9:20 am

1 stop4h 50m

San Francisco

Tue 12/17

6:00 am-12:19 pm

1 stop5h 19m

$254

HelenaOakland

HLN - OAK

HLNOAK

Helena

Wed 3/5

4:19 pm-7:52 pm

1 stop4h 33m

Oakland

Fri 3/14

9:24 am-3:42 pm

1 stop5h 18m

$279

HelenaSan Francisco

HLN - SFO

HLNSFO

Helena

Wed 12/11

4:07 pm-8:47 am

2 stops17h 40m

San Francisco

Tue 12/17

2:41 pm-3:29 pm

1 stop23h 48m

$378

HelenaSan Jose

HLN - SJC

HLNSJC

Helena

Wed 12/11

5:30 am-9:30 am

1 stop5h 00m

San Jose

Wed 12/18

5:03 pm-11:00 pm

1 stop4h 57m

$386

HelenaSan Jose

HLN - SJC

HLNSJC

Helena

Wed 12/11

4:07 pm-7:51 am

2 stops16h 44m

San Jose

Wed 12/18

5:20 pm-2:49 pm

1 stop20h 29m

$389

HelenaOakland

HLN - OAK

HLNOAK

Helena

Sat 3/8

5:45 am-12:24 pm

1 stop7h 39m

Oakland

Sat 3/15

5:55 am-12:38 pm

1 stop5h 43m

$438

HelenaSan Jose

HLN - SJC

HLNSJC

Helena

Tue 12/31

6:25 am-11:39 am

1 stop6h 14m

San Jose

Wed 1/1

12:45 pm-9:31 pm

1 stop7h 46m

$566

HelenaSan Francisco

HLN - SFO

HLNSFO

Helena

Sat 12/14

2:35 pm-7:15 pm

1 stop5h 40m

San Francisco

Sat 12/21

10:25 pm-9:31 pm

2 stops22h 06m

$696

HelenaSan Jose

HLN - SJC

HLNSJC

Helena

Mon 1/6

5:50 am-10:13 am

1 stop5h 23m

$137

HelenaSan Francisco

HLN - SFO

HLNSFO

Helena

Sun 12/29

5:45 am-9:20 am

1 stop4h 35m

$183

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 14 results
1
2

Best time to book a flight from Helena to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Helena 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.

Travel insights for flights from Helena to San Francisco Bay Area

Get recent, data-driven insights about flights from Helena to San Francisco Bay Area including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Helena to San Francisco Bay Area (average of $276). Flying from Helena to San Francisco Bay Area in June is currently the most expensive (average of $381). 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 HLN to XIH?

Find hourly flight availability from Helena to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 14, 2024.

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

Rainfall in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco Bay Area ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco Bay Area when rainfall is around 0.0 in.

Temperature in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco Bay Area, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 San Francisco Bay Area. Reviews last updated November 14, 2024.
Get a feel of what it's like to fly with Delta, Alaska Airlines and United Airlines from Helena to San Francisco Bay Area by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,439 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.6

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,439 reviews
Alaska Airlines
8.0
Very good
9,439 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.6

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,788 reviews
Alaska Airlines
8.0
Very good
9,439 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.6

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,194 reviews
Alaska Airlines
8.0
Very good
9,439 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.6

Food

7.2

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

Find useful and relevant information for your journey from Helena to San Francisco Bay Area. 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 from for flights from Helena to San Francisco Bay Area?

    Helena (HLN) is the airport you will fly out of if you book a flight from Helena to San Francisco Bay Area. It is only a 2.7 mi journey to Helena (HLN) from Helena’s city center.

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

    The cheapest airlines for a one-way flight from Helena to San Francisco Bay Area are Delta ($137), Alaska Airlines ($203), and United Airlines ($577).

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

    Most travelers choose Helena - San Jose, Helena - San Francisco or Helena - Oakland when deciding on the best route from Helena to San Francisco Bay Area.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Helena to San Francisco Bay Area 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 Helena to San Francisco Bay Area?

    Currently, January is the cheapest month in which you can book a flight from Helena to San Francisco Bay Area (average of $276). Flying from Helena to San Francisco Bay Area in June is currently the most expensive (average of $381). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Helena to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to San Francisco flights
Bozeman to Los Angeles flights
Billings to Las Vegas flights
Bozeman to San Diego flights
Bozeman to Las Vegas flights
Missoula to Los Angeles flights
Great Falls to Las Vegas flights
Missoula to San Diego flights
Billings to Los Angeles flights
Missoula to Fresno flights
Billings to San Diego flights
Bozeman to Sacramento flights
Bozeman to Santa Ana flights
Missoula to Las Vegas flights
Bozeman to San Jose flights
Bozeman to Ontario flights
Missoula to Ontario flights
Missoula to Santa Ana flights
Kalispell to Sacramento flights
Bozeman to Palm Springs flights
Helena to San Diego flights
Kalispell to Palm Springs flights
Kalispell to San Diego flights
Kalispell to Las Vegas flights
Billings to Palm Springs flights
Missoula to San Francisco flights
Kalispell to San Francisco flights
Helena to Sacramento flights
Bozeman to Burbank flights
Great Falls to Los Angeles flights
Billings to San Francisco flights
Bozeman to Oakland flights
Missoula to Burbank flights
Billings to Reno flights
Missoula to San Jose flights
Kalispell to Los Angeles flights
Billings to Ontario flights
Billings to Santa Ana flights
Helena to Las Vegas flights
Missoula to Palm Springs flights
Missoula to Sacramento flights
Billings to Sacramento flights
Bozeman to Reno flights
Great Falls to Ontario flights
Missoula to Oakland flights
Cody to Las Vegas flights
Kalispell to Ontario flights
Great Falls to San Francisco flights
Helena to San Jose flights
Helena to San Francisco flights

Top airline flying from Helena to San Francisco Bay Area

Discover the top airline that operate flights from Helena to San Francisco Bay Area. 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 2,752,363 searches. Data last updated November 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$250Average$417FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines