$118+ Cheap flights from Helena to San Jose (HLN - SJC)
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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — SJC
Feb 25 — Mar 41
1 adult, Economy
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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
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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 Jose
Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to San Jose (SJC). 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 February 20, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $288 (Delta) |
One-way from | $118 (Alaska Airlines) |
Find flight deals from Helena to San Jose
Cheapest flights from Helena to San JoseExplore the most affordable flight options available from Helena to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.
Explore the most affordable flight options available from Helena to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.
This Delta deal was found by Cheapflights users on 2/19. 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.
Fri 3/145:45 amHLN - SJC
1 stop4h 29mDelta
Sat 3/225:45 amSJC - HLN
1 stop5h 50mDelta
Deal found 2/19![Delta logo]()
$288
Find flights from Helena to San Jose within your budget
Customize your flight search to find flights from Helena to San Jose 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 February 20, 2025.
Fly from
Helena
Fly to
San Jose
Route
Depart
Return
Price
HelenaSan Jose
HLN - SJC
HLNSJC
Helena
Fri 3/14
5:45 am-12:18 pm
1 stop7h 33m
San Jose
Fri 3/21
5:45 am-12:35 pm
1 stop5h 50m
$288
HelenaSan Jose
HLN - SJC
HLNSJC
Helena
Tue 3/18
4:19 pm-10:49 pm
1 stop7h 30m
$118
- Most accurate provider: When it comes to deals on Helena-San Jose flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-San Jose flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helena-San Jose flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Helena-San Jose 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 Helena-San Jose 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 Helena to San Jose
Have a flexible travel schedule? Discover the best time to fly to San Jose 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 Jose
Get recent, data-driven insights about flights from Helena to San Jose including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from Helena to San Jose?
Currently, September is the cheapest month in which you can book a flight from Helena to San Jose (average of $255). Flying from Helena to San Jose in June is currently the most expensive (average of $371). 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.
Rainfall in San Jose by month
Plan your trip to San Jose by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Jose ranges from 0.0 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. July is typically the driest time to visit San Jose when rainfall is around 0.0 in.
Temperature in San Jose by month
Plan your trip to San Jose by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Jose, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).
Reviews of airlines servicing San Jose
Get insights into the airlines that provide service to San Jose. 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 Jose. Reviews last updated February 20, 2025.
Entertainment
7.1
Boarding
8.2
Overall
8.0
Comfort
7.9
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentSeleste,Dec 2024
FAT - SAN
Entertainment
7.1
Boarding
8.2
Overall
8.0
Comfort
7.9
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentSeleste,Dec 2024
FAT - SAN
Entertainment
7.1
Boarding
8.2
Overall
8.0
Comfort
7.9
Food
7.1
Crew
8.5
Reviews
1 / 20
10.0
ExcellentSeleste,Dec 2024
FAT - SAN
Related info for your journey
Find useful and relevant information for your journey from Helena to San Jose. 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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Alternative routes for Helena to San Jose
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Helena to San Jose
Discover the top airline that operate flights from Helena to San Jose. 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 February 20, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$250 | Average$397 | FlexibilityNo cancel fee | On-timeN/A |