$248+ Cheap flights from San Francisco to Helena (SFO - 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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — HLN
Jun 20 — Jun 271
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Helena 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 San Francisco to Helena
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to HelenaExplore the most affordable flight options available from San Francisco to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.
Explore the most affordable flight options available from San Francisco to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/18. 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 8/257:22 pm
SFO
- HLN
1 stop20h 12m
Alaska Airlines
Mon 8/315:11 pm
HLN
- SFO
1 stop20h 45m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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 10/278:43 pm
SFO
- HLN
1 stop18h 28m
Alaska Airlines
Sat 10/314:48 pm
HLN
- SFO
1 stop7h 56m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 5/16. 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 6/95:25 pm
SFO
- HLN
1 stop4h 06m
Delta
Tue 6/165:35 am
HLN
- SFO
1 stop4h 21m
Delta
Deal found 5/16![Delta logo]()
$400
This Delta deal was found by Cheapflights users on 5/16. 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 6/92:30 pm
SFO
- HLN
2 stops7h 01m
Delta
Wed 6/171:00 pm
HLN
- SFO
1 stop4h 25m
Delta
Deal found 5/16![Delta logo]()
$405
This Delta deal was found by Cheapflights users on 5/16. 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.
Mon 6/85:50 am
SFO
- HLN
1 stop5h 30m
Delta
Tue 6/165:35 am
HLN
- SFO
1 stop4h 21m
Delta
Deal found 5/16![Delta logo]()
$410
This Delta deal was found by Cheapflights users on 5/20. 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 8/2511:54 am
SFO
- HLN
2 stops9h 36m
Delta
Mon 8/315:45 am
HLN
- SFO
2 stops7h 26m
Delta
Deal found 5/20![Delta logo]()
$414
This Delta deal was found by Cheapflights users on 5/16. 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.
Mon 6/85:25 pm
SFO
- HLN
1 stop4h 06m
Delta
Wed 6/171:00 pm
HLN
- SFO
2 stops9h 50m
Delta
Deal found 5/16![Delta logo]()
$415
This Delta deal was found by Cheapflights users on 5/17. 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.
Fri 7/105:07 pm
SFO
- HLN
1 stop4h 32m
Delta
Sun 7/195:40 am
HLN
- SFO
1 stop4h 11m
Delta
Deal found 5/17![Delta logo]()
$431
This Delta deal was found by Cheapflights users on 5/16. 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 7/52:30 pm
SFO
- HLN
2 stops7h 01m
Delta
Mon 7/1312:55 pm
HLN
- SFO
2 stops12h 04m
Delta
Deal found 5/16![Delta logo]()
$441
Best flights from San Francisco to HelenaDiscover carefully curated flight deals from San Francisco to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 21, 2026.
Discover carefully curated flight deals from San Francisco to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 21, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/20. 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 8/259:03 am
SFO
- HLN
1 stop6h 31m
Alaska Airlines
Mon 8/315:11 pm
HLN
- SFO
1 stop23h 38m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 5/16. 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.
Mon 6/85:50 am
SFO
- HLN
1 stop5h 30m
Delta
Tue 6/161:00 pm
HLN
- SFO
2 stops6h 58m
Delta
Deal found 5/16![Delta logo]()
$415
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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 9/210:33 am
SFO
- HLN
1 stop5h 01m
Alaska Airlines
Sun 9/65:11 pm
HLN
- SFO
1 stop6h 29m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$392
This Delta deal was found by Cheapflights users on 5/17. 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.
Fri 7/105:07 pm
SFO
- HLN
1 stop4h 32m
Delta
Sun 7/195:40 am
HLN
- SFO
1 stop4h 11m
Delta
Deal found 5/17![Delta logo]()
$431
This Delta deal was found by Cheapflights users on 5/20. 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 6/205:50 am
SFO
- HLN
1 stop5h 30m
Delta
Sat 6/277:00 am
HLN
- SFO
1 stop6h 09m
Delta
Deal found 5/20![Delta logo]()
$431
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 10/279:40 am
SFO
- HLN
1 stop5h 31m
Alaska Airlines
Sat 10/314:48 pm
HLN
- SFO
1 stop7h 56m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$431
This Delta deal was found by Cheapflights users on 5/16. 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 6/105:25 pm
SFO
- HLN
1 stop4h 06m
Delta
Wed 6/175:35 am
HLN
- SFO
2 stops8h 56m
Delta
Deal found 5/16![Delta logo]()
$436
This Delta deal was found by Cheapflights users on 5/20. 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 7/185:05 pm
SFO
- HLN
1 stop4h 34m
Delta
Fri 7/245:40 am
HLN
- SFO
1 stop7h 21m
Delta
Deal found 5/20![Delta logo]()
$463
This Delta deal was found by Cheapflights users on 5/16. 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 6/92:30 pm
SFO
- HLN
2 stops7h 01m
Delta
Thu 6/181:00 pm
HLN
- SFO
1 stop10h 05m
Delta
Deal found 5/16![Delta logo]()
$473
Last-minute flights from San Francisco to HelenaDiscover last-minute flight deals from San Francisco to Helena. Data last updated May 21, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Helena. Data last updated May 21, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 5/16. 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.
Mon 6/85:25 pm
SFO
- HLN
1 stop4h 06m
Delta
Wed 6/175:35 am
HLN
- SFO
1 stop4h 21m
Delta
Deal found 5/16![Delta logo]()
$410
This Delta deal was found by Cheapflights users on 5/16. 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.
Mon 6/85:50 am
SFO
- HLN
1 stop5h 30m
Delta
Tue 6/161:00 pm
HLN
- SFO
2 stops6h 58m
Delta
Deal found 5/16![Delta logo]()
$415
This Delta deal was found by Cheapflights users on 5/16. 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.
Mon 6/85:25 pm
SFO
- HLN
1 stop4h 06m
Delta
Thu 6/181:00 pm
HLN
- SFO
1 stop11h 58m
Delta
Deal found 5/16![Delta logo]()
$478
This Delta deal was found by Cheapflights users on 5/16. 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 6/95:25 pm
SFO
- HLN
1 stop4h 06m
Delta
Tue 6/165:35 am
HLN
- SFO
1 stop4h 21m
Delta
Deal found 5/16![Delta logo]()
$400
This Delta deal was found by Cheapflights users on 5/16. 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 6/92:30 pm
SFO
- HLN
2 stops7h 01m
Delta
Wed 6/171:00 pm
HLN
- SFO
1 stop4h 25m
Delta
Deal found 5/16![Delta logo]()
$405
This Delta deal was found by Cheapflights users on 5/16. 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 6/95:25 pm
SFO
- HLN
1 stop4h 06m
Delta
Thu 6/181:00 pm
HLN
- SFO
1 stop10h 05m
Delta
Deal found 5/16![Delta logo]()
$468
This Delta deal was found by Cheapflights users on 5/16. 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 6/95:25 pm
SFO
- HLN
1 stop4h 06m
Delta
Sun 6/145:35 am
HLN
- SFO
1 stop4h 21m
Delta
Deal found 5/16![Delta logo]()
$504
This Delta deal was found by Cheapflights users on 5/16. 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 6/105:25 pm
SFO
- HLN
1 stop4h 06m
Delta
Tue 6/165:35 am
HLN
- SFO
1 stop4h 21m
Delta
Deal found 5/16![Delta logo]()
$431
This Delta deal was found by Cheapflights users on 5/16. 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 6/105:25 pm
SFO
- HLN
1 stop4h 06m
Delta
Wed 6/175:35 am
HLN
- SFO
2 stops8h 56m
Delta
Deal found 5/16![Delta logo]()
$436
This Delta deal was found by Cheapflights users on 5/16. 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 6/105:25 pm
SFO
- HLN
1 stop4h 06m
Delta
Thu 6/181:00 pm
HLN
- SFO
1 stop10h 05m
Delta
Deal found 5/16![Delta logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 5/20. 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 6/306:03 am
SFO
- HLN
1 stop9h 29m
Alaska Airlines
Wed 7/85:09 pm
HLN
- SFO
1 stop5h 45m
Alaska Airlines
Deal found 5/20![Alaska Airlines logo]()
$477
One-way flights from San Francisco to HelenaSearch for one-way flight options from San Francisco to Helena. Find affordable one-way fares based on user searches. Data last updated May 21, 2026.
Search for one-way flight options from San Francisco to Helena. Find affordable one-way fares based on user searches. Data last updated May 21, 2026.
This Delta deal was found by Cheapflights users on 5/19. 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 6/205:50 am
SFO
- HLN
1 stop5h 30m
Delta
Deal found 5/19![Delta logo]()
$248
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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.
Fri 6/197:25 pm
SFO
- HLN
2 stops20h 07m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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 5/264:45 pm
SFO
- HLN
2 stops22h 21m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$395
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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 6/206:00 am
SFO
- HLN
2 stops9h 32m
Alaska Airlines
Deal found 5/19![Alaska Airlines logo]()
$421
This Delta deal was found by Cheapflights users on 5/17. 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 5/265:40 am
SFO
- HLN
1 stop5h 43m
Delta
Deal found 5/17![Delta logo]()
$468
This Delta deal was found by Cheapflights users on 5/19. 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.
Thu 5/2811:55 am
SFO
- HLN
2 stops9h 38m
Delta
Deal found 5/19![Delta logo]()
$473
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:00 am
SFO
- HLN
3 stops33h 32m
Multiple Airlines
Deal found 5/19![Multiple Airlines logo]()
$642
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2611:55 pm
SFO
- HLN
3 stops39h 11m
Multiple Airlines
Deal found 5/17![Multiple Airlines logo]()
$1,192
Find flight deals from San Francisco to Helena
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Helena (HLN). 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 May 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $400 (Delta) |
One-way from | $248 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 May 21, 2026.
Use the filters below to find and compare flights from San Francisco to Helena that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoHelena
SFO - HLN
SFOHLN
San Francisco
Tue 8/25
9:03 am-4:34 pm
1 stop6h 31m
Helena
Mon 8/31
5:11 pm-3:49 pm
1 stop23h 38m
$363
San FranciscoHelena
SFO - HLN
SFOHLN
San Francisco
Wed 9/2
10:33 am-4:34 pm
1 stop5h 01m
Helena
Sun 9/6
5:11 pm-10:40 pm
1 stop6h 29m
$392
San FranciscoHelena
SFO - HLN
SFOHLN
San Francisco
Mon 6/8
5:50 am-12:20 pm
1 stop5h 30m
Helena
Tue 6/16
1:00 pm-6:58 pm
2 stops6h 58m
$415
Quickest round-trip
San FranciscoHelena
SFO - HLN
SFOHLN
San Francisco
Fri 7/10
5:07 pm-10:39 pm
1 stop4h 32m
Helena
Sun 7/19
5:40 am-8:51 am
1 stop4h 11m
$431
San FranciscoHelena
SFO - HLN
SFOHLN
San Francisco
Sat 6/20
5:50 am-12:20 pm
1 stop5h 30m
Helena
Sat 6/27
7:00 am-12:09 pm
1 stop6h 09m
$431
San FranciscoHelena
SFO - HLN
SFOHLN
San Francisco
Tue 10/27
9:40 am-4:11 pm
1 stop5h 31m
Helena
Sat 10/31
4:48 pm-11:44 pm
1 stop7h 56m
$431
San FranciscoHelena
SFO - HLN
SFOHLN
San Francisco
Wed 6/10
5:25 pm-10:31 pm
1 stop4h 06m
Helena
Wed 6/17
5:35 am-1:31 pm
2 stops8h 56m
$436
San FranciscoHelena
SFO - HLN
SFOHLN
San Francisco
Sat 7/18
5:05 pm-10:39 pm
1 stop4h 34m
Helena
Fri 7/24
5:40 am-12:01 pm
1 stop7h 21m
$463
San FranciscoHelena
SFO - HLN
SFOHLN
San Francisco
Tue 6/9
2:30 pm-10:31 pm
2 stops7h 01m
Helena
Thu 6/18
1:00 pm-10:05 pm
1 stop10h 05m
$473
Cheapest one-way
San FranciscoHelena
SFO - HLN
SFOHLN
San Francisco
Fri 6/19
8:28 pm-4:32 pm
1 stop19h 04m
$375
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from San Francisco to Helena
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Helena in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Helena flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Helena flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Helena flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Helena flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Helena flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Francisco to Helena
Have a flexible travel schedule? Discover the best time to fly to Helena from San Francisco with our price prediction graph.
SFO-HLN
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.
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 May 21, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines from San Francisco to Helena to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Overall
7.9
Boarding
8.1
Comfort
7.8
Entertainment
7.0
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Helena
Explore flights to Helena departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 21, 2026.
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Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on May 21, 2026.
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Top airline flying from San Francisco to Helena
Discover the top airline that operate flights from San Francisco 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 May 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$291 | Average$511 | FlexibilityNo cancel fee | On-time75% |