S$169 Cheap Flights from Helena to Seattle

View S$169 flight on Thu, 19 Jun, 2025Opens in a new window

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Cheap Flights from Helena to Seattle (HLN-SEA)

Prices were available within the past 7 days and start at S$169 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Helena to Seattle route information
Origin airport
Helena Regional
Destination airport
Seattle - Tacoma Intl.
Distance
781 km

Perfect flights from Helena to Seattle

Your Journey from Helena to Seattle

Start your unforgettable journey with Expedia. Our broad selection of flights from Helena to Seattle caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, United. Our selection of flights from Helena Regional to Seattle - Tacoma Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 6 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Helena to Seattle Flights

Experience the joy of finding cheap flights from Helena Regional to Seattle - Tacoma Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$169 and roundtrip prices *.
 

Pre-Flight Essentials

Ensure a smooth journey from Helena to Seattle with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Seattle

Picture yourself stepping off the plane in Seattle and immersing yourself in the unique atmosphere of Seattle. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Helena to Seattle Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Helena to Seattle.
 

Beyond the Flight – Exploring Seattle

With Expedia, your adventure extends beyond the flight. Explore Seattle at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Helena to Seattle with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Helena to Seattle with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

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 . 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.

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