Cheap flights from Helena from $105

Our data suggests that currently, the cheapest flights from Helena are being offered by Alaska Airlines, Delta, and United Airlines. For example, Alaska Airlines flights from Helena to Seattle, start at $119, Delta flights from Helena to Reno cost around $132, and United Airlines flights from Helena to Denver are around $209.

Currently, the cheapest flight from Helena found by our users is for $147 to Seattle. Prices will vary according to several factors such as the departure date and time, but on average you can expect to pay around $365 to travel from Helena to Seattle.

Salt Lake City, Seattle and Denver are currently the destinations served most frequently from Helena, with 3, 3 and 2 flights per day on average, respectively.

Airlines including United Airlines, Delta and Alaska Airlines frequently fly from Helena. You can view other airlines by performing a quick search in the form above.

Prices for flights from Helena Airport are updated daily.

As of January 2026, there are 4 operators available to choose from for flights from Helena Airport.

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport.

The required travel and health documents for your Helena Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helena Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.