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$89+ Cheap flights from Helena (HLN) to Washington

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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — SEA
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
1 adult, Economy
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Cheap flight deals from Helena to Washington

Keep the following information in mind while searching for Helena to Washington flight deals. Data was last updated March 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$177
(Hawaiian Airlines)

One-way from

$89
(Alaska Airlines)

Popular in

November

Cheapest in

January

Average price

$338

Good round-trip deal

$395 or less

Good one-way deal

$118 or less
Provider with most accurate pricing for Helena-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Helena-Seattle/Tacoma Intl flights.
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From Helena to Washington
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One-way flight from Helena to Washington
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Highest demand for flights based on searches. 17% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Helena to Washington.
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Price to beat on a one-way flight from Helena to Washington.
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Find flight deals from Helena to Washington

Cheapest flights from Helena to Washington
Explore the most affordable flight options available from Helena to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 21, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/297:29 pmHLN - SEA
Nonstop1h 44mHawaiian Airlines
Wed 4/304:10 pmSEA - HLN
Nonstop1h 39mHawaiian Airlines
Deal found 3/20$177
This Alaska Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/277:29 pmHLN - SEA
Nonstop1h 44mAlaska Airlines
Wed 4/304:10 pmSEA - HLN
Nonstop1h 39mAlaska Airlines
Deal found 3/20$197
This Delta deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/41:15 pmHLN - SEA
1 stop6h 24mDelta
Tue 4/85:30 amSEA - HLN
1 stop6h 05mDelta
Deal found 3/20$317
This Alaska Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/184:19 pmHLN - PDX
1 stop5h 32mAlaska Airlines
Sun 4/206:00 amPDX - HLN
1 stop8h 39mAlaska Airlines
Deal found 3/20$343
This Delta deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/181:18 pmHLN - PDX
2 stops8h 31mDelta
Sun 4/205:15 amPDX - HLN
1 stop6h 23mDelta
Deal found 3/20$349
This United Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/56:45 amHLN - SEA
1 stop7h 31mUnited Airlines
Wed 4/95:14 amSEA - HLN
1 stop7h 16mUnited Airlines
Deal found 3/21$377
This Delta deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/171:18 pmHLN - GEG
2 stops6h 27mDelta
Thu 4/241:25 pmGEG - HLN
2 stops8h 33mDelta
Deal found 3/20$414
This Alaska Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/174:19 pmHLN - GEG
1 stop3h 29mAlaska Airlines
Thu 4/248:40 pmGEG - HLN
1 stop21h 09mAlaska Airlines
Deal found 3/20$428
This Alaska Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/44:19 pmHLN - BLI
1 stop8h 40mAlaska Airlines
Tue 4/81:01 pmBLI - HLN
1 stop25h 38mAlaska Airlines
Deal found 3/19$485
This United deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/292:12 pmHLN - SEA
1 stop8h 43mMultiple Airlines
Wed 4/304:10 pmSEA - HLN
Nonstop1h 39mMultiple Airlines
Deal found 3/20$500
This Alaska Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/54:19 pmHLN - PUW
1 stop21h 56mAlaska Airlines
Wed 4/91:52 pmPUW - HLN
1 stop24h 47mAlaska Airlines
Deal found 3/20$505
This Hawaiian Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/234:19 pmHLN - GEG
1 stop5h 42mHawaiian Airlines
Tue 3/258:00 amGEG - HLN
1 stop6h 39mHawaiian Airlines
Deal found 3/20$890

Cheapflights Fare Finder

Customize your flight search to find flights from Helena to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 21, 2025.
Use the filters below to find and compare flights from Helena to Washington that are best for you.

Fly from

Helena

Fly to

Washington

Route

Depart

Return

Price

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Tue 4/29

7:29 pm-8:13 pm

Nonstop1h 44m

Seattle/Tacoma Intl

Wed 4/30

4:10 pm-6:49 pm

Nonstop1h 39m

$177

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Sun 4/27

7:29 pm-8:13 pm

Nonstop1h 44m

Seattle/Tacoma Intl

Wed 4/30

4:10 pm-6:49 pm

Nonstop1h 39m

$197

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Fri 4/4

1:15 pm-6:39 pm

1 stop6h 24m

Seattle/Tacoma Intl

Tue 4/8

5:30 am-12:35 pm

1 stop6h 05m

$317

HelenaPortland

HLN - PDX

HLNPDX

Helena

Fri 4/18

4:19 pm-8:51 pm

1 stop5h 32m

Portland

Sun 4/20

6:00 am-3:39 pm

1 stop8h 39m

$343

HelenaPortland

HLN - PDX

HLNPDX

Helena

Fri 4/18

1:18 pm-8:49 pm

2 stops8h 31m

Portland

Sun 4/20

5:15 am-12:38 pm

1 stop6h 23m

$349

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Sat 4/5

6:45 am-1:16 pm

1 stop7h 31m

Seattle/Tacoma Intl

Wed 4/9

5:14 am-1:30 pm

1 stop7h 16m

$377

HelenaSpokane

HLN - GEG

HLNGEG

Helena

Thu 4/17

1:18 pm-6:45 pm

2 stops6h 27m

Spokane

Thu 4/24

1:25 pm-10:58 pm

2 stops8h 33m

$414

HelenaSpokane

HLN - GEG

HLNGEG

Helena

Thu 4/17

4:19 pm-6:48 pm

1 stop3h 29m

Spokane

Thu 4/24

8:40 pm-6:49 pm

1 stop21h 09m

$428

HelenaBellingham

HLN - BLI

HLNBLI

Helena

Fri 4/4

4:19 pm-11:59 pm

1 stop8h 40m

Bellingham

Tue 4/8

1:01 pm-3:39 pm

1 stop25h 38m

$485

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Tue 4/29

2:12 pm-9:55 pm

1 stop8h 43m

Seattle/Tacoma Intl

Wed 4/30

4:10 pm-6:49 pm

Nonstop1h 39m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 17 results
1
2

Best time to book a flight from Helena to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Helena 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 Helena to Washington

What is the cheapest month to book a flight from Helena to State of Washington?

Currently, January is the cheapest month in which you can book a flight from Helena to State of Washington (average of $238). Flying from Helena to State of Washington in July is currently the most expensive (average of $411). 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 HLN to WA?

Find hourly flight availability from Helena to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 21, 2025.

When flying from Helena to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Helena to State of Washington

Explore weekly flight availability from Helena to Washington. 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 March 21, 2025.

The most flights from HLN to USWA 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 Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated March 21, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Helena to Washington to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,759 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,759 reviews
Alaska Airlines
8.0
Very good
9,759 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,895 reviews
Alaska Airlines
8.0
Very good
9,759 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,325 reviews
Alaska Airlines
8.0
Very good
9,759 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,759 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

  • What airport do you fly from for flights from Helena to Washington?

    Helena (HLN) is the airport you will fly out of if you book a flight from Helena to Washington. It is only a 2.7 mi journey to Helena (HLN) from Helena’s city center.

  • How popular is this Helena to State of Washington flight route?

    Within the past month, 2 users have taken a look at flights from Helena to Washington.

  • What are the cheapest airlines to fly from Helena to State of Washington one-way?

    The cheapest airlines for a one-way flight from Helena to State of Washington are Alaska Airlines ($89), United Airlines ($139), and Delta ($150).

  • What are the most popular routes from Helena to State of Washington?

    Most travelers choose Helena - Seattle/Tacoma Intl, Helena - Portland or Helena - Spokane when deciding on the best route from Helena to State of Washington.

  • What are the most reliable airlines from Helena to State of Washington?

    Consider Korean Air (87%), Hawaiian Airlines (82%) or SkyWest Airlines (77%) when booking your flight. These represent the most reliable airlines when flying from Helena to State of Washington.

  • What are the cheapest flights from Helena to State of Washington?

    Looking at all options, your cheapest flight can be booked for $94. While the most popular route (Helena - Seattle/Tacoma Intl) can be booked for $177 on average our data indicates $398 when flying from Helena to State of Washington.

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

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

  • How can I find direct flights from Helena to Washington?

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

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

    Yes. Cheapflights offers flight deals from Helena to Washington 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 Helena to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Helena to State of Washington (average of $238). Flying from Helena to State of Washington in July is currently the most expensive (average of $411). 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.

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Top 2 airlines flying from Helena to Washington

Discover the top 2 airlines that operate flights from Helena to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$176Average$252FlexibilityNo cancel feeOn-time75%
DeltaCheapest$246Average$496FlexibilityNo cancel feeOn-timeN/A
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