£164 Cheap Flights from Helena (HLN) to Seattle (SEA)
Popular airlines from Helena, MT (HLN-Helena Regional) to Seattle-Tacoma International Airport (SEA)
Alaska AirlinesAlaska Airlines
DeltaDelta
UnitedUnited
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Cheap Flights from Helena to Seattle (HLN-SEA)
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Compare flights from Helena to Seattle easily and book with confidence
For travelling on business or for pleasure, Expedia makes it easy to book your flights from Helena to Seattle. Operating between them 1 flights per day, 3 airlines cover the route. And Alaska Airlines fly direct, getting you to Seattle - Tacoma Intl. in just 1hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Helena Regional to Seattle - Tacoma Intl..
To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.
Grab a great deal on your flight from Helena Regional (HLN) to Seattle - Tacoma Intl. (SEA)
The easiest way to view the best deals on flights from Helena to Seattle today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Helena Regional to Seattle - Tacoma Intl. start at just £274 and range up to £368.
To find an even better deal, try
- being flexible on your dates – midweek flights can be cheaper
- looking for other airports near Helena and Seattle
- booking your flight during November, the cheapest month on this route
- varying your flight times – early morning and late at night are sometimes cheaper
Why you should book your Helena to Seattle flight with Expedia!
We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Helena Regional to Seattle - Tacoma Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.
Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.
Frequently Asked Questions
How much is a flight from HLN to SEA?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip journey from Helena Regional Airport to Sea-Tac Airport was £274. Cheap fares don't last long, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Helena Regional Airport (HLN) to Seattle - Tacoma Intl. Airport (SEA)?
When it comes to cancellation fees, every airline has its own set of terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from Helena Regional Airport to Sea-Tac Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for HLN to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Helena Regional Airport (HLN) to Seattle - Tacoma Intl. Airport (SEA)?
That movie you've been wanting to see will just have to wait — the flight distance between Helena Regional Airport (HLN) and SEA is only 790 kilometres. The captain will be asking you to put your seat upright for touchdown before you know it.
Which airlines fly direct from Helena Regional Airport to SEA?
Offering 30 flights each month, Alaska Airlines (AS) is a top choice when flying straight from HLN to SEA.
Are Helena Regional Airport to SEA flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Helena Regional Airport (HLN) to Seattle - Tacoma Intl. Airport (SEA) can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out! If you'd rather play it safe and start planning early on, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines publish their prices that far in advance. Our suggestion? Check back often as prices are updated frequently.
Travel information
Origin airport | Helena, MT |
|---|---|
Destination airport | Seattle-Tacoma International Airport |
Distance | 488 miles away |
Airlines serving | Alaska Airlines, Delta, United |
Popular airline | Alaska Airlines |
Return price | £274 |
Average flight time | 1 hour 52 mins |