How does KAYAK find such low prices on flights from Helena to Washington?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Helena to Washington.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Helena to Washington?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Helena to Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Helena to Washington?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Helena to Washington with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Helena to Washington?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Helena to Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Which cabin class options are there for flights between Helena and Washington?

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy . Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Which airlines provide the cheapest flights from Helena to Washington?

In the past 5 days, the cheapest round-trip tickets from Helena to Washington were found on Alaska Airlines ($207) and United Airlines ($297).

Which airlines fly non-stop between Helena and Washington?

There is just one airline that flies from Helena to Washington direct and that is Alaska Airlines . The best round-trip deal found from Alaska Airlines for the route is to Seattle (SEA) and costs $137.

What’s the earliest departure time from Helena to Washington?

The earliest flight from Helena to Washington departs at 5:18 pm , landing in Seattle at 6:14 pm.

How many flights are there between Helena and Washington per day?

There is a maximum of 1 nonstop flight a day that takes off from Helena and lands in Washington, with an average flight time of 1h 54m. The most common departure time is 5:00 pm and most flights take off in the afternoon. Each week, there are 7 flights.

How long does a flight from Helena to Washington take?

The duration of a flight to Washington depends on your arrival airport. The shortest routes to Washington from Helena are to Seattle , which takes 1h 52m , Spokane , which takes 7h 19m, and Bellingham , which takes 7h 27m.

What’s the latest departure time from Helena to Washington?

If you prefer to fly at night, the latest flight from Helena to Washington jets off at 5:26 pm and lands in Seattle at 6:18 pm.

$133 CHEAP FLIGHTS from Helena to Washington

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Flight Deals

Round-tripOne-way

Nonstop only

Weekend trip

Sort by: Cheapest

Seattle

1h 47mNonstop

from $207per person

Portland

3h 28m2 stops

from $313per person

Pullman

3h 35m2 stops

from $443per person

Bellingham

6h 09m4 stops

from $478per person

Spokane

6h 07m3 stops

from $498per person

Explore the map

Book Cheap Helena to Washington Plane Tickets

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Helena to Washington

Tue, Nov 10 - Sat, Nov 14

4:41 pm - 5:33 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

1:28 pm - 4:04 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 36mnonstop

$207Alaska Airlines

Sat, Nov 7 - Tue, Nov 10

4:41 pm - 5:33 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

1:28 pm - 4:04 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 36mnonstop

$207Alaska Airlines

Wed, Jan 6 - Tue, Jan 12

5:00 pm - 5:50 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 50mnonstop

1:48 pm - 4:23 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

$207Alaska Airlines

Fri, Nov 13 - Sat, Nov 14

4:41 pm - 5:33 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

1:28 pm - 4:04 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 36mnonstop

$222Alaska Airlines

Sat, Nov 7 - Tue, Nov 10

4:41 pm - 5:33 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

1:28 pm - 4:04 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 36mnonstop

$227Alaska Airlines

Wed, Jan 6 - Tue, Jan 12

5:00 pm - 5:50 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 50mnonstop

1:48 pm - 4:23 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

$227Alaska Airlines

Tue, Feb 23 - Sat, Feb 27

4:08 pm - 4:55 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 47mnonstop

12:59 pm - 3:31 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 32mnonstop

$227Alaska Airlines

Wed, Dec 9 - Sat, Dec 12

1:10 pm - 6:53 pmHLN Helena-SEA Seattle/Tacoma Intl

6h 43m1 stop Salt Lake City

5:30 am - 12:30 pmSEA Seattle/Tacoma Intl-HLN Helena

6h 00m1 stop Salt Lake City

$257Delta

Tue, Nov 10 - Sat, Nov 14

1:07 pm - 4:58 pmHLN Helena-SEA Seattle/Tacoma Intl

4h 51m1 stop Salt Lake City

5:35 am - 12:27 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 52m1 stop Salt Lake City

$257Delta

Tue, Feb 23 - Sat, Feb 27

12:50 pm - 6:30 pmHLN Helena-SEA Seattle/Tacoma Intl

6h 40m1 stop Salt Lake City

5:45 am - 12:24 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 39m1 stop Salt Lake City

$257Delta

Recent last minute flight deals from Helena to Washington

Sat, Sep 19 - Sun, Sep 20

5:18 pm - 6:14 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 56mnonstop

2:05 pm - 4:41 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 36mnonstop

$617Alaska Airlines

Wed, Sep 16 - Tue, Sep 22

2:26 pm - 9:15 pmHLN Helena-SEA Seattle/Tacoma Intl

7h 49m1 stop Denver Intl

12:44 pm - 9:30 pmSEA Seattle/Tacoma Intl-HLN Helena

7h 46m1 stop Denver Intl

$747United Airlines

Wed, Sep 16 - Tue, Sep 22

2:26 pm - 11:26 pmHLN Helena-SEA Seattle/Tacoma Intl

10h 00m2 stops Denver Intl San Francisco

12:44 pm - 9:30 pmSEA Seattle/Tacoma Intl-HLN Helena

7h 46m1 stop Denver Intl

$752United Airlines

Thu, Sep 17 - Sun, Sep 20

5:18 pm - 6:14 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 56mnonstop

2:05 pm - 4:41 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 36mnonstop

$757Alaska Airlines

Wed, Sep 16 - Tue, Sep 22

5:18 pm - 6:14 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 56mnonstop

2:05 pm - 4:41 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 36mnonstop

$757Alaska Airlines

Thu, Sep 17 - Sun, Sep 20

12:57 pm - 4:50 pmHLN Helena-SEA Seattle/Tacoma Intl

4h 53m1 stop Salt Lake City

5:45 am - 12:17 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 32m1 stop Salt Lake City

$782Delta

Thu, Sep 17 - Sun, Sep 20

2:26 pm - 11:26 pmHLN Helena-SEA Seattle/Tacoma Intl

10h 00m2 stops Denver Intl San Francisco

5:00 am - 1:45 pmSEA Seattle/Tacoma Intl-HLN Helena

7h 45m1 stop Denver Intl

$862United Airlines

Mon, Sep 21 - Fri, Sep 25

5:18 pm - 6:14 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 56mnonstop

2:05 pm - 4:41 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 36mnonstop

$902Alaska Airlines

Fri, Sep 18 - Sun, Sep 20

12:57 pm - 6:16 pmHLN Helena-PDX Portland

6h 19m1 stop Salt Lake City

5:10 pm - 10:24 pmPDX Portland-HLN Helena

4h 14m1 stop Salt Lake City

$990Delta

Thu, Sep 17 - Sun, Sep 20

12:57 pm - 4:05 pmHLN Helena-PDX Portland

4h 08m1 stop Salt Lake City

5:10 pm - 10:24 pmPDX Portland-HLN Helena

4h 14m1 stop Salt Lake City

$990Delta

Booking Insights

KAYAK's insights & trends for Helena to Washington flights

Get data-powered insights and trends into flights from Helena to Washington to help you find the cheapest flights, the best time to fly and much more.

Prices

Airlines

How much is a round-trip flight from Helena to State of Washington?

Flight prices are typical for this route right now.

Flights to State of Washington from Helena usually cost between $187 and $487 in November.
The lowest price found in the past 5 days was $207 on Alaska Airlines (Nov 7-Nov 10).

What is the cheapest Helena to Washington flight route?

The cheapest ticket to Washington from Helena found in the last 5 days was to Seattle, at $209 round-trip. The most popular route is from Helena (HLN) to Seattle (SEA), and the cheapest round-trip airline ticket found on this route in the last 5 days was $209.

What is the cheapest time of day to fly to Washington?

The cheapest time of day to fly to Washington is generally in the evening, when round-trip flights cost $367 on average. Morning departures are around 100% cheaper than evening flights, on average. The most expensive time of day to fly to Washington is generally in the evening, which is peak travel time and where the average cost of a ticket is $367.

Can I save money by flying with a layover from Helena to Washington?

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at $178 on average.

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

The cheapest month for flights from Helena to Washington is February, when tickets cost $147 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $438 and $392 respectively.

What’s the cheapest day of the week to fly from Helena to Washington?

If your flying dates are flexible, you should consider flying to Washington on a Wednesday, as we generally find the cheapest rates on that day for this route. On the other hand, Sunday is the most expensive day to fly from Helena to Washington. For your return ticket, we recommend flying on a Tuesday and avoiding Sundays for the best deals.

Find deals

Low season	August
High season	December
Cheapest flight	$133

Best time to beat the crowds but there is an average 1% increase in price.

Most popular time to fly with an average 12% increase in price.

Flight from Helena to Seattle

How does KAYAK find such low prices on flights from Helena to Washington?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Helena to Washington.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Helena to Washington?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Helena to Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Helena to Washington?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Helena to Washington with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Helena to Washington?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Helena to Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Looking for a cheap flight? 25% of our users found tickets from Helena to the following destinations at these prices or less: Seattle $189 one-way - $443 round-trip

Reviews of the top airline flying from Helena to Washington

Need help choosing which airline to fly with from Helena to Washington? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.

7.9

Alaska AirlinesOverall score based on 12931 reviews

8.5Crew

7.0Entertainment

8.1Boarding

7.0Food

7.8Comfort

Airline reviews

Best flights I e been on. Need gluten free snacks

10.0 ExcellentAnonymous, Sep 2026

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$133 Find Cheap Flights from Helena to Washington - Compare and Save

Cheap Flights from Helena to Washington

Book Cheap Helena to Washington Plane Tickets

Recent round-trip flight deals from Helena to Washington

Recent one-way flight deals from Helena to Washington

Recent last minute flight deals from Helena to Washington

Recent direct flight deals from Helena to Washington

KAYAK's insights & trends for Helena to Washington flights

How much is a round-trip flight from Helena to State of Washington?

What is the cheapest Helena to Washington flight route?

What is the cheapest time of day to fly to Washington?

Can I save money by flying with a layover from Helena to Washington?

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

What’s the cheapest day of the week to fly from Helena to Washington?

Which airlines fly non-stop between Helena and Washington?

Which airlines provide the cheapest flights from Helena to Washington?

How long does a flight from Helena to Washington take?

Which cabin class options are there for flights between Helena and Washington?

How many flights are there between Helena and Washington per day?

What’s the earliest departure time from Helena to Washington?

What’s the latest departure time from Helena to Washington?

Good to know

Low season

High season

Cheapest flight

FAQs - booking Washington flights

Top tips for finding cheap flights to Washington

Reviews of the top airline flying from Helena to Washington

More options for your flight from Helena to Washington

Complete your trip to Washington with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights to Washington

Flights from other airports in Helena to Washington

Flights to other popular destinations

Flights from Helena to popular cities in Washington

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