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Cheap flights from San Jose to Helena (SJC - HLN) from $177

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SJC — HLN
May 6 — May 131
From?
To?
Mon 5/6
Mon 5/13
1 adult, Economy
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Cheap flight deals from San Jose to Helena

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) 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 1, 2024.

Popular in

March

Cheapest in

December

Average price

$303

Round-trip from

$332
High demand for flights, 49% potential price rise
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Best time to find cheap flights, 42% potential price drop
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Average for round-trip flights in May 2024
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From San Jose to Helena
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What is the cheapest month to fly from San Jose to Helena?

December is one of the best times of the year to fly to Helena from San Jose. Prices for December average $461 per person but you can even find prices for as low as $267. The most expensive prices can be found in the month of March. Opting for a December flight can save you 97% on your journey compared to booking in March

When is the cheapest time to fly from San Jose to Helena (SJC - HLN)?

When flying from San Jose 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.

Cheap Delta flights from San Jose to Helena

Explore cheap flight options specifically provided by Delta for the route between San Jose and Helena. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Find some of the cheapest Delta flights traveling from San Jose to Helena. Make sure to double check the flight details before booking.
Sat 8/245:15 pmSJC - HLN
1 stop4h 15mDelta
Wed 8/285:55 amHLN - SJC
1 stop4h 06mDelta
Deal found 4/29$358
Sat 8/245:15 pmSJC - HLN
1 stop4h 15mDelta
Wed 8/285:55 amHLN - SJC
1 stop4h 06mDelta
Deal found 4/30$368
Sat 8/245:15 pmSJC - HLN
1 stop4h 15mDelta
Wed 8/285:55 amHLN - SJC
2 stops8h 49mDelta
Deal found 4/29$370
Sat 8/241:35 pmSJC - HLN
2 stops21h 55mDelta
Wed 8/285:55 amHLN - SJC
2 stops8h 49mDelta
Deal found 4/29$382
Sat 8/245:15 pmSJC - HLN
1 stop4h 15mDelta
Wed 8/285:55 amHLN - SJC
2 stops8h 49mDelta
Deal found 4/30$383
Wed 6/56:00 amSJC - HLN
1 stop5h 43mDelta
Sun 6/96:00 amHLN - SJC
1 stop4h 20mDelta
Deal found 5/1$398
Sat 8/241:35 pmSJC - HLN
2 stops7h 55mDelta
Wed 8/285:55 amHLN - SJC
2 stops8h 49mDelta
Deal found 4/30$400
Fri 5/315:00 pmSJC - HLN
1 stop4h 32mDelta
Sun 6/25:50 amHLN - SJC
1 stop4h 34mDelta
Deal found 4/30$428
Thu 5/305:00 pmSJC - HLN
1 stop4h 32mDelta
Mon 6/35:50 amHLN - SJC
1 stop4h 34mDelta
Deal found 4/30$453

Cheap Alaska Airlines flights from San Jose to Helena

Explore cheap flight options specifically provided by Alaska Airlines for the route between San Jose and Helena. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
To aid your search, here are some of the cheapest Alaska Airlines flights we've found from San Jose to Helena. Deals frequently update to provide users with more options.
Wed 7/176:15 amSJC - HLN
1 stop7h 50mAlaska Airlines
Tue 7/233:42 pmHLN - SJC
1 stop7h 56mAlaska Airlines
Deal found 4/30$523
Fri 7/126:15 amSJC - HLN
1 stop7h 50mAlaska Airlines
Mon 7/153:42 pmHLN - SJC
1 stop17h 52mAlaska Airlines
Deal found 4/30$532
Fri 5/316:15 amSJC - HLN
1 stop16h 44mAlaska Airlines
Sun 6/27:00 amHLN - SJC
2 stops26h 08mAlaska Airlines
Deal found 4/30$535
Thu 7/412:14 pmSJC - HLN
1 stop10h 45mAlaska Airlines
Sun 7/73:42 pmHLN - SJC
1 stop17h 52mAlaska Airlines
Deal found 5/1$572
Thu 7/44:44 pmSJC - HLN
2 stops30h 15mAlaska Airlines
Sun 7/77:00 amHLN - SJC
1 stop26h 34mAlaska Airlines
Deal found 5/1$583
Fri 5/316:15 amSJC - HLN
2 stops16h 44mAlaska Airlines
Sun 6/27:00 amHLN - SJC
2 stops26h 08mAlaska Airlines
Deal found 4/30$586
Wed 7/176:15 amSJC - HLN
1 stop7h 50mAlaska Airlines
Tue 7/233:42 pmHLN - SJC
2 stops7h 52mAlaska Airlines
Deal found 4/30$611
Fri 7/126:15 amSJC - HLN
1 stop7h 50mAlaska Airlines
Mon 7/157:00 amHLN - SJC
2 stops10h 09mAlaska Airlines
Deal found 4/30$638
Fri 7/124:44 pmSJC - HLN
2 stops6h 15mAlaska Airlines
Mon 7/157:00 amHLN - SJC
2 stops10h 09mAlaska Airlines
Deal found 4/30$644

Cheap San Jose to Helena flights in May & June 2024

Find cheap flight options from San Jose to Helena specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Prices were last updated on May 1, 2024.
These are some of the most attractive deals on flights from San Jose to Helena in 2024. Check back soon for alternative fares.
Fri 5/315:00 pmSJC - HLN
1 stop4h 32mDelta
Sun 6/25:50 amHLN - SJC
1 stop4h 34mDelta
Deal found 4/30$428
Fri 5/316:15 amSJC - HLN
1 stop16h 44mAlaska Airlines
Sun 6/27:00 amHLN - SJC
2 stops26h 08mAlaska Airlines
Deal found 4/30$535
Fri 5/316:15 amSJC - HLN
2 stops16h 44mAlaska Airlines
Sun 6/27:00 amHLN - SJC
2 stops26h 08mAlaska Airlines
Deal found 4/30$586
Fri 5/36:15 amSJC - HLN
1 stop7h 01mAlaska Airlines
Mon 5/62:56 pmHLN - SJC
1 stop5h 57mAlaska Airlines
Deal found 5/1$930
Fri 5/310:45 pmSJC - HLN
2 stops13h 41mUnited Airlines
Mon 5/62:20 pmHLN - SJC
1 stop8h 07mUnited Airlines
Deal found 5/1$935

San Jose to Helena 2024 flight deals

Discover exclusive flight deals for travel between San Jose and Helena in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
These are some of the most attractive deals on flights from San Jose to Helena in 2024. Check back soon for alternative fares.
Sat 8/245:15 pmSJC - HLN
1 stop4h 15mDelta
Wed 8/285:55 amHLN - SJC
1 stop4h 06mDelta
Deal found 4/30$368
Sat 8/245:15 pmSJC - HLN
1 stop4h 15mDelta
Wed 8/285:55 amHLN - SJC
2 stops8h 49mDelta
Deal found 4/30$383
Tue 6/45:00 pmSJC - HLN
1 stop4h 32mDelta
Fri 6/141:19 pmHLN - SJC
1 stop5h 56mDelta
Deal found 5/1$398
Tue 6/46:00 amSJC - HLN
1 stop5h 43mDelta
Thu 6/131:19 pmHLN - SJC
2 stops9h 45mDelta
Deal found 5/1$399
Sat 8/241:35 pmSJC - HLN
2 stops7h 55mDelta
Wed 8/285:55 amHLN - SJC
2 stops8h 49mDelta
Deal found 4/30$400
Tue 6/410:21 amSJC - HLN
2 stops12h 38mAlaska Airlines
Wed 6/127:00 amHLN - SJC
1 stop5h 40mAlaska Airlines
Deal found 5/1$410
Thu 9/1912:16 pmSJC - HLN
1 stop10h 38mAlaska Airlines
Mon 9/233:44 pmHLN - SJC
1 stop7h 52mAlaska Airlines
Deal found 5/1$418
Fri 5/315:00 pmSJC - HLN
1 stop4h 32mDelta
Sun 6/25:50 amHLN - SJC
1 stop4h 34mDelta
Deal found 4/30$428
Sun 6/26:00 amSJC - HLN
1 stop5h 43mDelta
Thu 6/131:19 pmHLN - SJC
2 stops9h 45mDelta
Deal found 5/1$429

One-way flights to Helena from San Jose

Search for one-way flight options from San Jose to Helena. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated May 1, 2024.
Take a look at some of the best available options we've come across on one-way flights from San Jose to Helena. Users needing a return flight from San Jose to Helena should utilize the search form above.
Wed 6/510:25 amSJC - HLN
1 stop12h 34mAlaska Airlines
Deal found 5/1$177
Wed 6/56:00 amSJC - HLN
1 stop5h 43mDelta
Deal found 5/1$184
Wed 6/56:15 amSJC - HLN
2 stops16h 44mAlaska Airlines
Deal found 5/1$235
Tue 7/25:00 pmSJC - HLN
1 stop4h 46mDelta
Deal found 4/29$239
Thu 7/49:55 pmSJC - HLN
1 stop25h 04mAlaska Airlines
Deal found 4/30$252
Thu 7/44:44 pmSJC - HLN
2 stops6h 15mAlaska Airlines
Deal found 4/30$257
Thu 7/46:00 amSJC - HLN
1 stop5h 40mDelta
Deal found 5/1$304
Thu 7/44:44 pmSJC - HLN
2 stops6h 15mAlaska Airlines
Deal found 5/1$337
Wed 6/265:00 pmSJC - HLN
1 stop4h 45mDelta
Deal found 4/29$454

Find flights from San Jose to Helena within your budget

Customize your flight search to find flights from San Jose 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 2,899,487 searches. Data last updated May 1, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$358 - $535

Route

Depart

Return

Price

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Sat 8/24

1 stop4h 15m

Helena

Wed 8/28

1 stop4h 06m

$358

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Sat 8/24

1 stop4h 15m

Helena

Wed 8/28

1 stop4h 06m

$368

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Sat 8/24

1 stop4h 15m

Helena

Wed 8/28

2 stops8h 49m

$370

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Sat 8/24

2 stops21h 55m

Helena

Wed 8/28

2 stops8h 49m

$382

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Sat 8/24

1 stop4h 15m

Helena

Wed 8/28

2 stops8h 49m

$383

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Wed 6/5

1 stop5h 43m

Helena

Sun 6/9

1 stop4h 20m

$398

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Wed 7/17

1 stop7h 50m

Helena

Tue 7/23

1 stop7h 56m

$523

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Fri 7/12

1 stop7h 50m

Helena

Mon 7/15

1 stop17h 52m

$532

San JoseHelena

SJC - HLN

SJCHLN

San Jose

Fri 5/31

1 stop16h 44m

Helena

Sun 6/2

2 stops26h 08m

$535

Flights are sorted by cheapest first

Deals found on 4/29

When is the cheapest time to fly from San Jose to Helena?

Use this chart to determine the cheapest time to fly round-trip from San Jose to Helena. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Jose to Helena flight should consider departing on Thursday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Helena by month

Plan your trip from San Jose to Helena by taking into account the cheapest months to travel. The average price of a one-way flight from San Jose to Helena is currently $271 while a round-trip flight costs $428. Price data was last updated on April 28, 2024.

Currently, February is the cheapest month in which you can book a flight from San Jose to Helena (average of $332). Flying from San Jose to Helena in June is currently the most expensive (average of $678). 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.

January

$398

February

$332

March

$484

April

$427

May

$557

June

$678

July

$651

August

$483

September

$496

October

$395

November

$466

December

$411

Temperature and rainfall in Helena by month

Plan your trip to Helena by taking into account the average temperature and rainfall totals by month.

HLN

Temperature

21.2 - 69.8 °F

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 1, 2024.
Read through reviews of airlines operating flights from San Jose to Helena, such as Delta and Alaska Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,115 reviews
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.1
Very good
10,874 reviews
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
11,159 reviews
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Entertainment

7.3

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

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

  • Can I find flights from San Jose to Helena for under $400 on Cheapflights?

    Yes, there are multiple flights from San Jose to Helena for under $400. The cheapest flight booked recently is on Delta for just $358, but on average you can expect to pay $504.

  • What are the cheapest airlines flying from San Jose to Helena round-trip?

    Our cheapest airline available from San Jose to Helena is Delta. Our recent data shows that you can find tickets from as low as $358 on this airline. An additional option worth looking into is Alaska Airlines, starting at $523. Delta is 22% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Jose to Helena one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $177. Delta flights start at $184 while deals on United Airlines start at $728 one-way.

  • What does SJC to HLN mean?

    San Jose Airport is SJC and Helena Airport is HLN. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from San Jose to Helena that include extra baggage allowance?

    The amount of baggage you can bring on your San Jose to Helena flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Jose to Helena with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Jose to Helena flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from San Jose to Helena?

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

  • Can I find deals for business class flights from San Jose to Helena?

    Yes. Cheapflights offers flight deals from San Jose 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.

  • Can I find deals for flights from San Jose to Helena that allow pets onboard?

    Many airlines flying from San Jose to Helena offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Jose to Helena?

    Yes, you can often find last-minute deals on San Jose to Helena flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Jose to Helena flight deals updated?

    The San Jose to Helena flight deals you see on this page were last updated on 5/1.

See more FAQs

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Top airline flying from San Jose to Helena

Discover the top airline that operate flights from San Jose 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 2,899,487 searches. Data last updated May 1, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$191Average$319FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
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Search flights from San Jose to Helena by cabin class

Find flights from San Jose to Helena, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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How does Cheapflights help users find flights from San Jose to Helena?

When you search for this flight from San Jose to Helena, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from San Jose to Helena?

Cheapflights helps you find that perfect flight to Helena from San Jose by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Jose to Helena with no change fees?

Need flexible booking options for your flight to Helena from San Jose? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from San Jose to Helena become cheaper?

Not ready to book yet? You can track prices for flights from San Jose to Helena on Cheapflights with our Price Alert feature and get notified when better prices are available.

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