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Not ready to book? to track prices.Find the cheapest flights from Seattle to Helena
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Hawaiian Airlines flights from Seattle to Helena
Our best Hawaiian Airlines deals on Seattle to Helena flight tickets
Delta flights from Seattle to Helena
Our best Delta deals on Seattle to Helena flight tickets
See travel insights to Helena from
How to get the cheapest flight ticket from Seattle to Helena
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Helena?
If you aren’t able to travel to Helena during the month of February, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $236.
What is the cheapest day to depart on your flight to Helena?
The cheapest day to depart from Seattle to Helena is on a Tuesday. Travelers who choose to depart for Helena on a Tuesday will often find tickets for as low as $236. The most expensive day to fly to Helena is Saturday, with ticket prices averaging around $348.
What is the cheapest time of day to depart on your flight to Helena?
According to our data, the cheapest time of day to fly to Helena is in the afternoon. momondo users have found flights departing from Seattle to Helena in the afternoon for as low as $108. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Helena is in the morning when prices are around $306.
What is the cheapest Seattle/Tacoma Intl to Helena flight route?
Fly from Seattle/Tacoma Intl to Helena for the best Seattle/Tacoma Intl - Helena flight prices
What cabin class options are available on Seattle/Tacoma Intl to Helena flights?
There are 2 cabin classes available to choose from on Seattle/Tacoma Intl to Helena flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How have Seattle to Helena flight prices changed over time?
What is the cheapest airline that flies from Seattle/Tacoma Intl to Helena?
Alaska Airlines, Delta, and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Helena
What airlines fly to Helena?
Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Helena from Seattle according to our data. Alaska Airlines is the first choice among our users, with 95% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 3 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seattle to Helena on average per day?
The number of flights available between Seattle and Helena is 2 per day as of April 2025. The most frequent departure time is 1:00PM, with 100% of daily flights leaving in the afternoon.
How many flights depart from Seattle to Helena on average per week?
The number of flights available between Seattle and Helena is 16 per week as of April 2025. The most frequent departure day is Tue, with 19% of weekly flights leaving on this day.
When to book flights from Seattle to Helena
Cheap Seattle to Helena (SEA to HLN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Helena
Best Price Found | $109 |
|---|---|
Fastest flight time | 1h 31m |
Direct flights | Mon, Tue, Wed, Thu, Fri and Sat |
Airports in Helena | 1 airport |
How far is Seattle/Tacoma Intl to Helena by plane?
Helena is 489.0 mi away from Seattle/Tacoma Intl. Typically, this will take 1h 31m by plane in normal conditions.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Helena Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Helena Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Helena Airport?
There is 1 operator available for flights from Seattle/Tacoma Intl Airport to Helena Airport as of April 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Helena Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Helena?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seattle to Helena is Embraer 175 (54.55% of total bookings). The next most popular plane models are Boeing 737-700 Passenger/BBJ1 (winglets) (18.18%), Boeing 737-900 Passenger/BBJ3 (winglets) (18.18%), and Boeing 737-800 Passenger/BBJ2 (winglets) (9.09%).
What is the most popular airline from Seattle to Helena?
Based on momondo bookings for flights between Seattle and Helena, the leading airline is Alaska Airlines, making up 100% of the total bookings.
Best airlines flying from Seattle to Helena
Compare and see reviews for airlines that fly from Seattle to Helena with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $156 | Free Cancellation | Rating 8.0 9,911 reviews |
Alaska Airlines Flights From Seattle to Helena
Alaska Airlines flight deals from Seattle to Helena start from $156 round-trip. Over the 2 Alaska Airlines flights for this route in a normal week, average airfare is usually $257 round-trip - but some users have found much cheaper deals with momondo.
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Helena?
Finding the right flight to Helena from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Helena quick and easy, saving you time and money.
Can I find flights from Seattle to Helena with flexible booking policies on momondo?
Flights from Seattle to Helena with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Seattle to Helena?
Once you have performed a search for Seattle to Helena flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Seattle to Helena right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Seattle to Helena flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.