Vuelos Desde A. Regional de Helena (HLN) a Seattle - Tacoma Intl. (SEA) Empezando Desde $89

It’s prudent to find out about any quarantine requirements and travel advice reports in effect in your destination. Be sure to go to our Covid-19 Travel Advisor for up-to-date information on flying to Sea-Tac Airport from HLN.

Wander wisely and get your hands on a direct flight from Helena Regional Airport (HLN) to Seattle - Tacoma Intl. Airport (SEA) with Alaska Airlines. This carrier is the ideal choice if you’d prefer to reach Seattle as quickly as possible.

For more info about changing your flight to Seattle - Tacoma Intl. Airport (SEA), please visit our Customer Service Portal.

If you’re traveling from Helena Regional Airport to Seattle - Tacoma Intl. Airport (SEA), you can expect the trip to take around 4 hours and 22 minutes. If this sounds like more time than you would have liked, why not take advantage of it? Read up on your destination, fine tune your itinerary and have a nap before the adventure begins.

Forget about settling in for a movie. You’d be lucky to even get in some episodes of your favorite show on the brief flight between HLN and SEA. You’ll only be traveling 490 mi.

With Alaska Airlines, you won’t have to stress about annoying layovers or hanging around waiting for your flight connection. This airline company will take you nonstop from Helena to Seattle on one of the 30 flights offered on this route every month.

From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Alaska Airlines, Delta or Southwest Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.