How long is the flight from San Luis Obispo to Helena?

Departing from San Luis Obispo to Helena will take you 19h 26m. San Luis Obispo and Helena are separated by a distance of 904 mi.

In terms of precipitation, rainfall in Helena ranges from 0.3 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Helena when rainfall is around 0.3 in.

If weather is an important factor for your trip to Helena, 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 December, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest time of day to fly from SBP to HLN?

When flying from San Luis Obispo 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.

Most accurate provider : When it comes to deals on San Luis Obispo-Helena flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Luis Obispo-Helena flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Luis Obispo-Helena flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on San Luis Obispo-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 Luis Obispo-Helena flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from San Luis Obispo to Helena that include hotel bookings?

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

How can I find direct flights from San Luis Obispo to Helena?

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

Can I find deals for business class flights from San Luis Obispo to Helena?

Yes. Cheapflights offers flight deals from San Luis Obispo 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.

$438+ Flights from San Luis Obispo to Helena

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Cheap flight deals from San Luis Obispo to Helena

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 1 star
Round-trip from	$438 (Alaska Airlines)

Provider with most accurate pricing for San Luis Obispo County-Helena flight deals.

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Best flights from San Luis Obispo to Helena
Discover carefully curated flight deals from San Luis Obispo to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated noviembre 20, 2025.

sáb. 2/217:33 pmSBP - HLN

1 stop19h 26mAlaska Airlines

mié. 2/254:36 pmHLN - SBP

2 stops25h 18mAlaska Airlines

Deal found 11/18

$438

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Luis Obispo to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San Luis ObispoHelena

SBP - HLN

SBPHLN

San Luis Obispo County

sáb. 2/21

7:33 pm-3:59 pm

1 stop19h 26m

Helena

mié. 2/25

4:36 pm-4:54 pm

2 stops25h 18m

$438

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Most accurate provider: When it comes to deals on San Luis Obispo-Helena flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Luis Obispo-Helena flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Luis Obispo-Helena flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on San Luis Obispo-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 Luis Obispo-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 Luis Obispo to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from San Luis Obispo 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 Luis Obispo to Helena

What is the cheapest month to book a flight from San Luis Obispo to Helena?

Currently, February is the cheapest month in which you can book a flight from San Luis Obispo to Helena (average of $118). Flying from San Luis Obispo to Helena in June is currently the most expensive (average of $308). 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.

Related info for your journey

How long is the flight from San Luis Obispo to Helena?
Departing from San Luis Obispo to Helena will take you 19h 26m. San Luis Obispo and Helena are separated by a distance of 904 mi.
Can I find deals for flights from San Luis Obispo to Helena that include hotel bookings?
Yes. In addition to deals on San Luis Obispo to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Luis Obispo to Helena?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Luis Obispo to Helena.
Can I find deals for business class flights from San Luis Obispo to Helena?
Yes. Cheapflights offers flight deals from San Luis Obispo 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 Luis Obispo to Helena?
Currently, February is the cheapest month in which you can book a flight from San Luis Obispo to Helena (average of $118). Flying from San Luis Obispo to Helena in June is currently the most expensive (average of $308). 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.

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$438+ Cheap flights from San Luis Obispo to Helena (SBP - HLN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Luis Obispo to Helena with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from San Luis Obispo to Helena

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Round-trip from

Find flight deals from San Luis Obispo to Helena

Best flights from San Luis Obispo to HelenaDiscover carefully curated flight deals from San Luis Obispo to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated noviembre 20, 2025.

Discover carefully curated flight deals from San Luis Obispo to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated noviembre 20, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Luis Obispo to Helena that are best for you.

Best time to book a flight from San Luis Obispo to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from San Luis Obispo with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from San Luis Obispo to Helena

What is the cheapest month to book a flight from San Luis Obispo to Helena?

Related info for your journey

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

How long is the flight from San Luis Obispo to Helena?

Can I find deals for flights from San Luis Obispo to Helena that include hotel bookings?

How can I find direct flights from San Luis Obispo to Helena?

Can I find deals for business class flights from San Luis Obispo to Helena?

What is the cheapest month to book a flight from San Luis Obispo to Helena?

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Best flights from San Luis Obispo to Helena
Discover carefully curated flight deals from San Luis Obispo to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated noviembre 20, 2025.