Cheap flights from San Francisco to Helena (SFO - HLN) from $144

Yes, there are multiple flights from San Francisco to Helena for under $300. The cheapest flight booked recently is on Alaska Airlines for just $288, but on average you can expect to pay $455.

There are currently 6+ open flights from San Francisco to Helena within the next 7 days for less than $800.

Cheapflights users have booked flights from San Francisco to Helena round-trip from $288. Other airlines that can offer you cheap pricing are Delta, from $488, and United Airlines, from $530. Alaska Airlines is 36% cheaper than the average price of flights available within the next 90 days to this destination.

One-way options have recently been found by users for as low as $144 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $164 and United Airlines from $453 one-way.

SFO stands for San Francisco Airport, while HLN stands for Helena Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

The amount of baggage you can bring on your San Francisco 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.

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

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

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

Yes. Cheapflights offers flight deals from San Francisco 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.

Many airlines flying from San Francisco 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.

Yes, you can often find last-minute deals on San Francisco 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.

The San Francisco to Helena flight deals you see on this page were last updated on 5/29.

The most popular airlines flying from San Francisco to Helena are Alaska Airlines, Delta and United Airlines. Something to consider prior to booking your flight.

Currently, February is the cheapest month in which you can book a flight from San Francisco to Helena (average of $332). Flying from San Francisco to Helena in July is currently the most expensive (average of $638). 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.