How popular is this Seattle to Helena flight route?

This flight path from Seattle/Tacoma Intl to Helena was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from Seattle to Helena round-trip?

Hawaiian Airlines, at $197, was found to be the cheapest airline from Seattle to Helena.Alternate airlines to your destination round-trip include Alaska Airlines and Delta. Hawaiian Airlines is priced at 31% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Seattle to Helena?

Travelers seeking maximum savings on their Seattle to Helena flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most reliable airlines from Seattle to Helena?

Before booking your flight to Helena from Seattle, check out the most reliable airlines to get you to your destination on time: Korean Air (88%), Hawaiian Airlines (84%), SkyWest Airlines( 77%).

What is the cheapest day to fly round-trip from Seattle to Helena?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 47% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Seattle to Helena?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, February can be a great choice for travel to Helena. Flights to Helena from Seattle in February are about $289 on average during February, but can be found for as low as $200.

Most accurate provider : When it comes to deals on Seattle-Helena flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Helena flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Helena flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Seattle-Helena flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Helena flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airports do I use to fly from Seattle to Helena?

Booking a flight from Seattle/Tacoma Intl (SEA) to Helena (HLN) is your only option if you wish to fly from Seattle to Helena. On a typical day, there are 2 flights from Seattle/Tacoma Intl to Helena, all of which are around 1h 31m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Seattle/Tacoma Intl to Helena.

Can I find deals for flights from Seattle to Helena that include hotel bookings?

Yes. In addition to deals on Seattle to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Seattle to Helena?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Helena.

Can I find deals for business class flights from Seattle to Helena?

Yes. Cheapflights offers flight deals from Seattle to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$99+ Flights from Seattle to Helena

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1. Tell us where you want to go

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Cheap flight deals from Seattle to Helena

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$197 (Hawaiian Airlines)
One-way from	$127 (Trip.com)
Popular in	December
Cheapest in	February
Average price	$319

Provider with most accurate pricing for Seattle/Tacoma Intl-Helena flight deals.

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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Helena flights.

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From Seattle/Tacoma Intl to Helena

Search Deals

One-way flight from Seattle/Tacoma Intl to Helena

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($69 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($17 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Seattle to Helena

Cheapest flights from Seattle to Helena
Explore the most affordable flight options available from Seattle to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

sáb. 5/104:10 pmSEA - HLN

Nonstop1h 39mHawaiian Airlines

lun. 5/127:29 pmHLN - SEA

Nonstop1h 44mHawaiian Airlines

Deal found 4/15

$217

mié. 4/304:10 pmSEA - HLN

Nonstop1h 39mAlaska Airlines

dom. 5/47:29 pmHLN - SEA

Nonstop1h 44mAlaska Airlines

Deal found 4/15

$298

sáb. 5/35:12 pmSEA - HLN

1 stop4h 46mDelta

lun. 5/51:18 pmHLN - SEA

1 stop6h 21mDelta

Deal found 4/15

$439

mié. 4/307:36 pmSEA - HLN

1 stop24h 39mUnited Airlines

dom. 5/46:25 amHLN - SEA

1 stop17h 38mUnited Airlines

Deal found 4/15

$600

dom. 6/228:58 amSEA - HLN

1 stop11h 17mMultiple Airlines

mié. 6/254:08 pmHLN - SEA

Nonstop1h 47mMultiple Airlines

Deal found 4/15

$787

Best flights from Seattle to Helena
Discover carefully curated flight deals from Seattle to Helena that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 15, 2025.

mié. 6/41:00 pmSEA - HLN

Nonstop1h 31mHawaiian Airlines

sáb. 6/74:11 pmHLN - SEA

Nonstop1h 45mHawaiian Airlines

Deal found 4/14

$197

sáb. 6/71:00 pmSEA - HLN

Nonstop1h 31mAlaska Airlines

jue. 6/124:08 pmHLN - SEA

Nonstop1h 47mAlaska Airlines

Deal found 4/14

$228

mié. 6/45:30 amSEA - HLN

1 stop5h 51mDelta

sáb. 6/71:01 pmHLN - SEA

1 stop4h 46mDelta

Deal found 4/14

$353

mar. 4/225:14 amSEA - HLN

1 stop7h 16mUnited Airlines

mar. 4/292:12 pmHLN - SEA

2 stops11h 46mUnited Airlines

Deal found 4/14

$502

mié. 6/48:58 amSEA - HLN

1 stop6h 57mMultiple Airlines

sáb. 6/74:11 pmHLN - SEA

Nonstop1h 45mMultiple Airlines

Deal found 4/14

$553

Last-minute flights from Seattle to Helena
Discover last-minute flight deals from Seattle to Helena. Data last updated abril 15, 2025 and is based on user searches.

mié. 4/304:10 pmSEA - HLN

Nonstop1h 39mAlaska Airlines

dom. 5/47:29 pmHLN - SEA

Nonstop1h 44mAlaska Airlines

Deal found 4/15

$298

mié. 4/307:36 pmSEA - HLN

1 stop24h 39mUnited Airlines

dom. 5/46:25 amHLN - SEA

1 stop17h 38mUnited Airlines

Deal found 4/15

$600

sáb. 5/35:12 pmSEA - HLN

1 stop4h 46mDelta

lun. 5/51:18 pmHLN - SEA

1 stop6h 21mDelta

Deal found 4/15

$439

sáb. 5/104:10 pmSEA - HLN

Nonstop1h 39mHawaiian Airlines

lun. 5/127:29 pmHLN - SEA

Nonstop1h 44mHawaiian Airlines

Deal found 4/15

$217

jue. 5/155:15 amSEA - HLN

1 stop7h 16mMultiple Airlines

jue. 5/224:11 pmHLN - SEA

Nonstop1h 45mMultiple Airlines

Deal found 4/15

$814

One-way flights from Seattle to Helena
Search for one-way flight options from Seattle to Helena. Find affordable one-way fares based on user searches. Data last updated abril 15, 2025.

jue. 5/291:00 pmSEA - HLN

Nonstop1h 31mHawaiian Airlines

Deal found 4/14

$127

jue. 5/295:15 amSEA - HLN

1 stop7h 47mUnited Airlines

Deal found 4/14

$189

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleHelena

SEA - HLN

SEAHLN

Seattle/Tacoma Intl

sáb. 5/10

4:10 pm-6:49 pm

Nonstop1h 39m

Helena

lun. 5/12

7:29 pm-8:13 pm

Nonstop1h 44m

$217

SeattleHelena

SEA - HLN

SEAHLN

Seattle/Tacoma Intl

mié. 4/30

4:10 pm-6:49 pm

Nonstop1h 39m

Helena

dom. 5/4

7:29 pm-8:13 pm

Nonstop1h 44m

$298

SeattleHelena

SEA - HLN

SEAHLN

Seattle/Tacoma Intl

sáb. 5/3

5:12 pm-10:58 pm

1 stop4h 46m

Helena

lun. 5/5

1:18 pm-6:39 pm

1 stop6h 21m

$439

SeattleHelena

SEA - HLN

SEAHLN

Seattle/Tacoma Intl

mié. 4/30

7:36 pm-9:15 pm

1 stop24h 39m

Helena

dom. 5/4

6:25 am-11:03 pm

1 stop17h 38m

$600

SeattleHelena

SEA - HLN

SEAHLN

Seattle/Tacoma Intl

dom. 6/22

8:58 am-9:15 pm

1 stop11h 17m

Helena

mié. 6/25

4:08 pm-4:55 pm

Nonstop1h 47m

$787

SeattleHelena

SEA - HLN

SEAHLN

Seattle/Tacoma Intl

mar. 5/13

5:30 am-12:21 pm

1 stop5h 51m

$99

SeattleHelena

SEA - HLN

SEAHLN

Seattle/Tacoma Intl

mar. 5/13

4:10 pm-6:49 pm

Nonstop1h 39m

$164

SeattleHelena

SEA - HLN

SEAHLN

Seattle/Tacoma Intl

vie. 5/16

1:00 pm-3:31 pm

Nonstop1h 31m

$224

SeattleHelena

SEA - HLN

SEAHLN

Seattle/Tacoma Intl

mar. 5/13

6:15 am-9:15 pm

2 stops14h 00m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Compare providers for flights from Seattle to Helena

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Helena in April.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
CheapOair	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Seattle-Helena flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Helena flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Helena flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Seattle-Helena flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Helena flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from Seattle with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Helena

What is the cheapest month to book a flight from Seattle to Helena?

Currently, February is the cheapest month in which you can book a flight from Seattle to Helena (average of $353). Flying from Seattle to Helena in July is currently the most expensive (average of $607). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to HLN?

It’s optimal to fly from Seattle to Helena in the afternoon. By choosing this option you can save up to 65% on the cost of your flight, compared to a flight in the morning.

Weekly flight availability from Seattle to Helena

The most flights from SEA to HLN are scheduled on a Monday (3 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Helena by month

In terms of precipitation, rainfall in Helena ranges from 0.3 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Helena when rainfall is around 0.3 in.

Temperature in Helena by month

If weather is an important factor for your trip to Helena, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Helena

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Alaska Airlines

8.0

Very good

9,871 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Delta

8.0

Very good

7,918 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Hawaiian Airlines

7.9

Good

2,375 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

United Airlines

7.4

Good

8,658 reviews

Alaska Airlines

8.0

Very good

9,871 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

What airports do I use to fly from Seattle to Helena?
Booking a flight from Seattle/Tacoma Intl (SEA) to Helena (HLN) is your only option if you wish to fly from Seattle to Helena. On a typical day, there are 2 flights from Seattle/Tacoma Intl to Helena, all of which are around 1h 31m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Seattle/Tacoma Intl to Helena.
How popular is this Seattle to Helena flight route?
This flight path from Seattle/Tacoma Intl to Helena was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest airlines flying from Seattle to Helena round-trip?
Hawaiian Airlines, at $197, was found to be the cheapest airline from Seattle to Helena.Alternate airlines to your destination round-trip include Alaska Airlines and Delta. Hawaiian Airlines is priced at 31% lower than the current average price of a flight leaving 3 months from now.
What are the most reliable airlines from Seattle to Helena?
Before booking your flight to Helena from Seattle, check out the most reliable airlines to get you to your destination on time: Korean Air (88%), Hawaiian Airlines (84%), SkyWest Airlines( 77%).
Can I find deals for flights from Seattle to Helena that include hotel bookings?
Yes. In addition to deals on Seattle to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Helena?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Helena.
Can I find deals for business class flights from Seattle to Helena?
Yes. Cheapflights offers flight deals from Seattle to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Seattle to Helena?
Currently, February is the cheapest month in which you can book a flight from Seattle to Helena (average of $353). Flying from Seattle to Helena in July is currently the most expensive (average of $607). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Seattle to Helena

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$156	Average$257	FlexibilityNo cancel fee	On-time75%

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$99+ Cheap flights from Seattle to Helena (SEA - HLN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Helena with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Seattle to Helena

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Seattle to Helena

Cheapest flights from Seattle to HelenaExplore the most affordable flight options available from Seattle to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

Explore the most affordable flight options available from Seattle to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Helena that are best for you.

Compare providers for flights from Seattle to Helena

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Helena in April.

Best time to book a flight from Seattle to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from Seattle with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Helena

What is the cheapest month to book a flight from Seattle to Helena?

What is the cheapest time of day to fly from SEA to HLN?

Find hourly flight availability from Seattle to Helena. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 15, 2025.

Weekly flight availability from Seattle to Helena

Explore weekly flight availability from Seattle to Helena. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated abril 15, 2025.

Rainfall in Helena by month

Plan your trip to Helena by taking into account the average rainfall totals by month.

Temperature in Helena by month

Plan your trip to Helena by taking into account the average temperature totals by month.

Reviews of airlines servicing Helena

Related info for your journey

Find useful and relevant information for your journey from Seattle to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from Seattle to Helena?

How popular is this Seattle to Helena flight route?

What are the cheapest airlines flying from Seattle to Helena round-trip?

What are the most reliable airlines from Seattle to Helena?

Can I find deals for flights from Seattle to Helena that include hotel bookings?

How can I find direct flights from Seattle to Helena?

Can I find deals for business class flights from Seattle to Helena?

What is the cheapest month to book a flight from Seattle to Helena?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Helena

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Seattle to Helena

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Cheapest flights from Seattle to Helena
Explore the most affordable flight options available from Seattle to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.