What airlines fly to Helena?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Helena from State of Washington according to our data. Alaska Airlines is the first choice among our users, with 84% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 3 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Helena?

On average, it takes 1h 42m to fly from State of Washington to Helena if you fly out of Seattle (the most popular airport in State of Washington) and into Bozeman (the most popular airport in Helena). If you’re flying out of Spokane and into Bozeman, then the flight time is around 4h 29m.

How many flights depart from State of Washington to Helena on average per day?

As of August 2026, there are 1 flights per day flying from State of Washington to Helena. The most common time of day flights depart is 1:00PM, with 100% of flights taking off in the afternoon.

How many flights depart from State of Washington to Helena on average per week?

The number of flights available between State of Washington and Helena is 7 per week as of August 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

What is the cheapest airline that flies from Washington to Helena?

Alaska Airlines and Delta are the most popular carriers operating from Washington to Helena

When did momondo last update prices for flights from Washington to Helena Airport?

Prices for flights from Washington to Helena Airport were last updated today.

How many operators does momondo search for flights from Washington to Helena Airport?

As of August 2026, there are 2 operators available to choose from for flights from Washington to Helena Airport.

How old do you have to be to fly from Washington to Helena Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Helena Airport.

What documentation or ID do you need to fly to Helena Airport?

The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$149 Cheap Flights from Washington to Helena in 2026

Find the cheapest flights from Washington to Helena

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

1h 36mnonstop

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

1h 52mnonstop

$217Alaska Airlines

Sat, Nov 7 - Wed, Nov 11

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

1h 36mnonstop

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

1h 56mnonstop

$277Alaska Airlines

Tue, Sep 22 - Wed, Sep 30

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

1h 36mnonstop

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

1h 56mnonstop

$277Alaska Airlines

Tue, Sep 22 - Sat, Sep 26

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

1h 36mnonstop

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

1h 56mnonstop

$277Alaska Airlines

Tue, Sep 22 - Tue, Sep 29

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

1h 36mnonstop

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

1h 56mnonstop

$287Alaska Airlines

Tue, Sep 22 - Fri, Oct 2

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

5h 32m1 stop Salt Lake City

12:57 pm - 6:36 pmHLN Helena-SEA Seattle/Tacoma Intl

6h 39m1 stop Salt Lake City

$298Delta

Mon, Sep 21 - Tue, Sep 29

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

5h 32m1 stop Salt Lake City

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

4h 53m1 stop Salt Lake City

$328Delta

Tue, Sep 22 - Tue, Sep 29

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

5h 32m1 stop Salt Lake City

12:57 pm - 6:36 pmHLN Helena-SEA Seattle/Tacoma Intl

6h 39m1 stop Salt Lake City

$358Delta

Wed, Sep 23 - Tue, Sep 29

5:45 am - 12:15 pmPDX Portland-HLN Helena

5h 30m1 stop Salt Lake City

12:55 pm - 10:02 pmHLN Helena-PDX Portland

10h 07m2 stops Salt Lake City Seattle/Tacoma Intl

$550Delta

Thu, Aug 27 - Mon, Aug 31

5:15 am - 1:45 pmPSC Pasco Tri Cities-HLN Helena

7h 30m1 stop Denver Intl

2:35 pm - 8:37 pmHLN Helena-PSC Pasco Tri Cities

7h 02m1 stop Denver Intl

$585United Airlines

Tue, Aug 25 - Sat, Aug 29

Cheap last minute flights

Enter your travel dates to find the best prices.

1:57 pm - 4:32 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

5:09 pm - 6:01 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$577Alaska Airlines

Sat, Aug 15 - Mon, Aug 17

1:57 pm - 4:32 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

5:09 pm - 6:01 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$577Alaska Airlines

Sat, Aug 15 - Tue, Aug 18

5:30 am - 12:15 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 45m1 stop Salt Lake City

12:55 pm - 4:54 pmHLN Helena-SEA Seattle/Tacoma Intl

4h 59m1 stop Salt Lake City

$597Delta

Sat, Aug 15 - Tue, Aug 18

5:30 am - 12:15 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 45m1 stop Salt Lake City

5:40 am - 8:57 amHLN Helena-SEA Seattle/Tacoma Intl

4h 17m1 stop Salt Lake City

$597Delta

Sat, Aug 15 - Sun, Aug 16

5:30 am - 12:15 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 45m1 stop Salt Lake City

12:55 pm - 4:54 pmHLN Helena-SEA Seattle/Tacoma Intl

4h 59m1 stop Salt Lake City

$597Delta

Sat, Aug 15 - Mon, Aug 17

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

7h 45m1 stop Denver Intl

6:15 am - 11:44 amHLN Helena-SEA Seattle/Tacoma Intl

6h 29m1 stop Denver Intl

$707United Airlines

Sat, Aug 15 - Tue, Aug 18

1:57 pm - 4:32 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

5:09 pm - 6:01 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$717Alaska Airlines

Fri, Aug 14 - Tue, Aug 18

5:45 am - 12:15 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 30m1 stop Salt Lake City

5:40 am - 8:57 amHLN Helena-SEA Seattle/Tacoma Intl

4h 17m1 stop Salt Lake City

$742Delta

Thu, Aug 13 - Sun, Aug 16

5:50 pm - 4:32 pmPDX Portland-HLN Helena

21h 42m2 stops Las Vegas Harry Reid Intl Seattle/Tacoma Intl

5:09 pm - 7:54 pmHLN Helena-PDX Portland

3h 45m1 stop Seattle/Tacoma Intl

$1,906Alaska Airlines

Fri, Aug 14 - Sun, Aug 16

9:31 pm - 4:32 pmPDX Portland-HLN Helena

18h 01m2 stops Newark Seattle/Tacoma Intl

5:09 pm - 6:06 amHLN Helena-PDX Portland

13h 57m2 stops Seattle/Tacoma Intl Eugene

$2,037Alaska Airlines

Fri, Aug 14 - Sun, Aug 16

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United Airlines flights from State of Washington to Helena

Our best United Airlines deals on State of Washington to Helena flight tickets

United Airlines

Aug 26

SEA5:00 amSeattle/Tacoma Intl

7h 45m

1 stop

HLN1:45 pmHelena

Aug 30

HLN6:15 amHelena

6h 29m

1 stop

SEA11:44 amSeattle/Tacoma Intl

$433

United Airlines

Sep 22

SEA5:00 amSeattle/Tacoma Intl

7h 45m

1 stop

HLN1:45 pmHelena

Oct 1

HLN6:25 amHelena

17h 34m

1 stop

SEA10:59 pmSeattle/Tacoma Intl

$469

United Airlines

Nov 7

SEA5:05 amSeattle/Tacoma Intl

7h 35m

1 stop

HLN1:40 pmHelena

Nov 11

HLN2:23 pmHelena

10h 10m

2 stops

SEA11:33 pmSeattle/Tacoma Intl

$479

Alaska Airlines flights from State of Washington to Helena

Our best Alaska Airlines deals on State of Washington to Helena flight tickets

Alaska Airlines

Nov 7

SEA1:28 pmSeattle/Tacoma Intl

1h 36m

HLN4:04 pmHelena

Nov 11

HLN4:41 pmHelena

1h 52m

SEA5:33 pmSeattle/Tacoma Intl

$217

Alaska Airlines

Sep 22

SEA2:05 pmSeattle/Tacoma Intl

1h 36m

HLN4:41 pmHelena

Sep 29

HLN5:18 pmHelena

1h 56m

SEA6:14 pmSeattle/Tacoma Intl

$277

Alaska Airlines

Sep 22

SEA2:05 pmSeattle/Tacoma Intl

1h 36m

HLN4:41 pmHelena

Oct 2

HLN5:18 pmHelena

1h 56m

SEA6:14 pmSeattle/Tacoma Intl

$287

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Sat 11/7

1:28 pm-4:04 pm

Nonstop1h 36m

Helena

Wed 11/11

4:41 pm-5:33 pm

Nonstop1h 52m

$217

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Tue 9/22

2:05 pm-4:41 pm

Nonstop1h 36m

Helena

Wed 9/30

5:18 pm-6:14 pm

Nonstop1h 56m

$277

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Tue 9/22

2:05 pm-4:41 pm

Nonstop1h 36m

Helena

Sat 9/26

5:18 pm-6:14 pm

Nonstop1h 56m

$277

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Tue 9/22

2:05 pm-4:41 pm

Nonstop1h 36m

Helena

Tue 9/29

5:18 pm-6:14 pm

Nonstop1h 56m

$277

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Tue 9/22

2:05 pm-4:41 pm

Nonstop1h 36m

Helena

Fri 10/2

5:18 pm-6:14 pm

Nonstop1h 56m

$287

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Mon 9/21

5:45 am-12:17 pm

1 stop5h 32m

Helena

Tue 9/29

12:57 pm-6:36 pm

1 stop6h 39m

$298

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Tue 9/22

5:45 am-12:17 pm

1 stop5h 32m

Helena

Tue 9/29

12:57 pm-4:50 pm

1 stop4h 53m

$328

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Wed 9/23

5:45 am-12:17 pm

1 stop5h 32m

Helena

Tue 9/29

12:57 pm-6:36 pm

1 stop6h 39m

$358

PortlandHelena

PDX Portland - HLN Helena

PDXHLN

Portland

Thu 8/27

5:45 am-12:15 pm

1 stop5h 30m

Helena

Mon 8/31

12:55 pm-10:02 pm

2 stops10h 07m

$550

PascoHelena

PSC Pasco Tri Cities - HLN Helena

PSCHLN

Pasco Tri Cities

Tue 8/25

5:15 am-1:45 pm

1 stop7h 30m

Helena

Sat 8/29

2:35 pm-8:37 pm

1 stop7h 02m

$585

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Helena

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Helena?

If you aren’t able to travel to Helena during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $131.

What is the cheapest day to depart on your flight to Helena?

The cheapest day to depart from State of Washington to Helena is on a Tuesday. Travelers who choose to depart for Helena on a Tuesday will often find tickets for as low as $187. The most expensive day to fly to Helena is Thursday, with ticket prices averaging around $267.

What is the cheapest time of day to depart on your flight to Helena?

According to our data, the cheapest time of day to fly to Helena is in the afternoon. momondo users have found flights departing from State of Washington to Helena in the afternoon for as low as $195. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Helena is in the morning when prices are around $487.

What is the cheapest Washington to Helena flight route?

Fly from Seattle/Tacoma Intl to Helena for the best Washington - Helena flight prices

What cabin class options are available on State of Washington to Helena flights?

There is only 1 cabin class available to choose from on State of Washington to Helena flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on State of Washington to Helena flights?

You could potentially save up to 43% on your flight if you consider stops on a State of Washington to Helena flight.

Cheap State of Washington to Helena flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Helena

Fastest flight time	4h 14m
Direct flights	Every day
Airports in Helena	1 airport

The fastest flight from State of Washington to Helena takes 4h 14m

Direct flights go from State of Washington to Helena every day.

There is 1 airport in Helena. From State of Washington there are direct flights to Helena (HLN).

Search flight deals

Frequently asked questions about flying from Washington to Helena

When did momondo last update prices for flights from Washington to Helena Airport?
Prices for flights from Washington to Helena Airport were last updated today.
How many operators does momondo search for flights from Washington to Helena Airport?
As of August 2026, there are 2 operators available to choose from for flights from Washington to Helena Airport.
How old do you have to be to fly from Washington to Helena Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The necessary travel and health documents for your Helena Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from State of Washington to Helena?
Based on momondo bookings for flights between State of Washington and Helena, the leading plane model is Embraer 175, making up 25.00% of the total bookings. Other popular models include Boeing 737-800 Passenger/BBJ2 (winglets) with 25.00%, Boeing 737 MAX 8 with 12.50%, and Embraer 175 (Enhanced Winglets) with 12.50%.

Best airlines flying from State of Washington to Helena

Compare and see reviews for airlines that fly from State of Washington to Helena with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $137	Free Cancellation	Rating 7.9 12,795 reviews		Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Helena?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Helena. momondo saves you time and could save you money on your trip.

Can I find flights from Washington to Helena with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Helena from Washington with this policy.

How can momondo help me find flights from Washington to Helena?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Helena from Washington.

I’m not ready to book a flight from Washington to Helena right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington to Helena now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Helena and let you know when they change.

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Glendive Mont Dawson Airport

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Great Falls Airport

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Missoula Johnson-Bell Field Airport

Wolf Point Airport

Sidney Richland Municipal Airport

West Yellowstone Airport

Cheap flights from Washington to Helena from $154

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Helena departing on 10/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from State of Washington to Helena

Our best United Airlines deals on State of Washington to Helena flight tickets

Alaska Airlines flights from State of Washington to Helena

Our best Alaska Airlines deals on State of Washington to Helena flight tickets

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How to get the cheapest flight ticket from State of Washington to Helena

What is the cheapest month to fly to Helena?

What is the cheapest day to depart on your flight to Helena?

What is the cheapest time of day to depart on your flight to Helena?

What is the cheapest Washington to Helena flight route?

What cabin class options are available on State of Washington to Helena flights?

Can stopping save me money on State of Washington to Helena flights?

What is the cheapest airline that flies from Washington to Helena?

What airlines fly to Helena?

How many flights depart from State of Washington to Helena on average per day?

How many flights depart from State of Washington to Helena on average per week?

How long does it take to fly to Helena?

Cheap State of Washington to Helena flight deals and tips

Fastest flight time

Direct flights

Airports in Helena

Frequently asked questions about flying from Washington to Helena

Best airlines flying from State of Washington to Helena

Compare and see reviews for airlines that fly from State of Washington to Helena with momondo

Why use momondo?

An easier way to manage your Helena trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Montana

Fly your favorite airline to Helena

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Helena

List of cabin classes available on flights landing in Helena. Availability may vary depending on flight origin and airline.

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