What airlines fly to Helena?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Helena from United States according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 8 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 2h 12m to fly from United States to Helena if you fly out of San Francisco (the most popular airport in United States) and into Bozeman (the most popular airport in Helena). If you’re flying out of Los Angeles and into Bozeman, then the flight time is around 2h 32m.

How many flights depart from United States to Helena on average per week?

The number of flights available between United States and Helena is 6 per week as of October 2026. The most frequent departure day is Fri, with 50% of weekly flights leaving on this day.

What is the cheapest airline that flies from United States to Helena?

Alaska Airlines, Delta, and United Airlines are the most popular carriers operating from United States to Helena

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

Prices for flights from United States to Helena Airport are refreshed on a daily basis.

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

The number of operators available for flights from United States to Helena Airport is 3 as of October 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Helena Airport.

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

The travel and health documents required for your trip to Helena Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$134 Cheap Flights from the United States to Helena in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to Helena

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from the United States to Helena

Enter your travel dates to find the best prices.

1:35 pm - 4:12 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 37mnonstop

4:49 pm - 5:45 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 56mnonstop

$207Alaska Airlines

Sat, Dec 5 - Tue, Dec 8

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

5h 39m1 stop Salt Lake City

12:50 pm - 4:53 pmHLN Helena-SEA Seattle/Tacoma Intl

5h 03m1 stop Salt Lake City

$227Delta

Sat, Jan 9 - Sat, Jan 16

1:38 pm - 4:16 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 38mnonstop

4:53 pm - 5:45 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$237Alaska Airlines

Fri, Nov 20 - Sun, Nov 22

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

5h 52m1 stop Salt Lake City

7:00 am - 12:40 pmHLN Helena-SEA Seattle/Tacoma Intl

6h 40m1 stop Salt Lake City

$257Delta

Fri, Nov 20 - Sun, Nov 22

12:50 pm - 9:26 pmSEA Seattle/Tacoma Intl-HLN Helena

7h 36m1 stop Denver Intl

2:35 pm - 9:21 pmHLN Helena-SEA Seattle/Tacoma Intl

7h 46m1 stop Denver Intl

$317United Airlines

Sat, Dec 5 - Tue, Dec 8

11:31 am - 1:40 pmDEN Denver Intl-HLN Helena

2h 09mnonstop

2:23 pm - 4:34 pmHLN Helena-DEN Denver Intl

2h 11mnonstop

$339United Airlines

Sat, Nov 14 - Mon, Nov 16

7:25 pm - 9:37 pmDEN Denver Intl-HLN Helena

2h 12mnonstop

2:27 pm - 4:40 pmHLN Helena-DEN Denver Intl

2h 13mnonstop

$339United Airlines

Sat, Dec 19 - Sun, Jan 10

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

5h 52m1 stop Salt Lake City

1:07 pm - 4:53 pmHLN Helena-SEA Seattle/Tacoma Intl

4h 46m1 stop Salt Lake City

$347Delta

Fri, Nov 20 - Sun, Nov 22

1:38 pm - 4:16 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 38mnonstop

4:53 pm - 5:45 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$367Alaska Airlines

Fri, Nov 20 - Sun, Nov 22

7:03 am - 4:04 pmDEN Denver Intl-HLN Helena

9h 01m1 stop Seattle/Tacoma Intl

4:41 pm - 10:38 pmHLN Helena-DEN Denver Intl

5h 57m1 stop Seattle/Tacoma Intl

$374Alaska Airlines

Thu, Nov 5 - Mon, Nov 9

Recent last minute flight deals from the United States to Helena

Enter your travel dates to find the best prices.

2:14 pm - 4:49 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

5:21 pm - 6:13 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$617Alaska Airlines

Fri, Oct 30 - Sat, Oct 31

5:30 am - 12:28 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 58m1 stop Salt Lake City

1:08 pm - 7:02 pmHLN Helena-SEA Seattle/Tacoma Intl

6h 54m1 stop Salt Lake City

$657Delta

Fri, Oct 30 - Sat, Oct 31

2:14 pm - 4:49 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

5:26 pm - 6:18 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$677Alaska Airlines

Mon, Oct 26 - Wed, Oct 28

5:30 am - 12:28 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 58m1 stop Salt Lake City

1:08 pm - 7:02 pmHLN Helena-SEA Seattle/Tacoma Intl

6h 54m1 stop Salt Lake City

$747Delta

Wed, Oct 28 - Sat, Oct 31

2:14 pm - 4:49 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

5:21 pm - 6:13 pmHLN Helena-SEA Seattle/Tacoma Intl

1h 52mnonstop

$757Alaska Airlines

Wed, Oct 28 - Sat, Oct 31

5:05 am - 1:40 pmSEA Seattle/Tacoma Intl-HLN Helena

7h 35m1 stop Denver Intl

2:23 pm - 9:19 pmHLN Helena-SEA Seattle/Tacoma Intl

7h 56m1 stop Denver Intl

$777United Airlines

Mon, Oct 26 - Wed, Oct 28

5:30 am - 12:28 pmSEA Seattle/Tacoma Intl-HLN Helena

5h 58m1 stop Salt Lake City

1:08 pm - 7:02 pmHLN Helena-SEA Seattle/Tacoma Intl

6h 54m1 stop Salt Lake City

$777Delta

Mon, Oct 26 - Wed, Oct 28

5:05 am - 1:40 pmSEA Seattle/Tacoma Intl-HLN Helena

7h 35m1 stop Denver Intl

2:23 pm - 11:18 pmHLN Helena-SEA Seattle/Tacoma Intl

9h 55m2 stops Denver Intl San Francisco

$782United Airlines

Mon, Oct 26 - Wed, Oct 28

7:07 am - 4:49 pmDEN Denver Intl-HLN Helena

9h 42m1 stop Seattle/Tacoma Intl

5:26 pm - 11:02 amHLN Helena-DEN Denver Intl

17h 36m1 stop Seattle/Tacoma Intl

$833Alaska Airlines

Sun, Oct 25 - Mon, Oct 26

1:00 pm - 9:31 pmMFR Medford-HLN Helena

7h 31m1 stop Denver Intl

2:23 pm - 9:18 pmHLN Helena-MFR Medford

7h 55m1 stop Denver Intl

$1,010United Airlines

Sun, Oct 25 - Sat, Oct 31

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Alaska Airlines flights from United States to Helena

Our best Alaska Airlines deals on United States to Helena flight tickets

Alaska Airlines

Dec 5

SEA1:35 pmSeattle/Tacoma Intl

1h 37m

HLN4:12 pmHelena

Dec 8

HLN4:49 pmHelena

1h 56m

SEA5:45 pmSeattle/Tacoma Intl

$207

Alaska Airlines

Nov 20

SEA1:38 pmSeattle/Tacoma Intl

1h 38m

HLN4:16 pmHelena

Nov 22

HLN4:53 pmHelena

1h 52m

SEA5:45 pmSeattle/Tacoma Intl

$237

Alaska Airlines

Nov 20

SEA1:38 pmSeattle/Tacoma Intl

1h 38m

HLN4:16 pmHelena

Nov 22

HLN4:53 pmHelena

1h 52m

SEA5:45 pmSeattle/Tacoma Intl

$367

United Airlines flights from United States to Helena

Our best United Airlines deals on United States to Helena flight tickets

United Airlines

Dec 5

SEA12:50 pmSeattle/Tacoma Intl

7h 36m

1 stop

HLN9:26 pmHelena

Dec 8

HLN2:35 pmHelena

7h 46m

1 stop

SEA9:21 pmSeattle/Tacoma Intl

$317

United Airlines

Nov 13

DEN11:31 amDenver Intl

2h 09m

HLN1:40 pmHelena

Nov 15

HLN2:23 pmHelena

2h 11m

DEN4:34 pmDenver Intl

$339

United Airlines

Nov 20

DEN7:20 pmDenver Intl

2h 11m

HLN9:31 pmHelena

Nov 25

HLN6:28 amHelena

2h 11m

DEN8:39 amDenver Intl

$354

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Sat 12/5

1:35 pm-4:12 pm

Nonstop1h 37m

Helena

Tue 12/8

4:49 pm-5:45 pm

Nonstop1h 56m

$207

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Sat 1/9

5:45 am-12:24 pm

1 stop5h 39m

Helena

Sat 1/16

12:50 pm-4:53 pm

1 stop5h 03m

$227

Quickest round-trip

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Fri 11/20

1:38 pm-4:16 pm

Nonstop1h 38m

Helena

Sun 11/22

4:53 pm-5:45 pm

Nonstop1h 52m

$237

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Fri 11/20

5:35 am-12:27 pm

1 stop5h 52m

Helena

Sun 11/22

7:00 am-12:40 pm

1 stop6h 40m

$257

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Sat 12/5

12:50 pm-9:26 pm

1 stop7h 36m

Helena

Tue 12/8

2:35 pm-9:21 pm

1 stop7h 46m

$317

DenverHelena

DEN Denver Intl - HLN Helena

DENHLN

Denver Intl

Sat 11/14

11:31 am-1:40 pm

Nonstop2h 09m

Helena

Mon 11/16

2:23 pm-4:34 pm

Nonstop2h 11m

$339

DenverHelena

DEN Denver Intl - HLN Helena

DENHLN

Denver Intl

Sat 12/19

7:25 pm-9:37 pm

Nonstop2h 12m

Helena

Sun 1/10

2:27 pm-4:40 pm

Nonstop2h 13m

$339

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Fri 11/20

5:35 am-12:27 pm

1 stop5h 52m

Helena

Sun 11/22

1:07 pm-4:53 pm

1 stop4h 46m

$347

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Fri 11/20

1:38 pm-4:16 pm

Nonstop1h 38m

Helena

Sun 11/22

4:53 pm-5:45 pm

Nonstop1h 52m

$367

DenverHelena

DEN Denver Intl - HLN Helena

DENHLN

Denver Intl

Thu 11/5

7:03 am-4:04 pm

1 stop9h 01m

Helena

Mon 11/9

4:41 pm-10:38 pm

1 stop5h 57m

$374

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 United States 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 March, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $379.

Can stopping save me money on United States to Helena flights?

You could potentially save up to 23% on your flight if you consider stops on a United States to Helena flight.

Cheap United States to Helena flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Helena

Best Price Found	$134
Fastest flight time	1h 31m
Direct flights	Every day
Airports in Helena	1 airport

The best one-way flight to Helena from United States in the past 72 hours is $134. The best round-trip flight deal from United States to Helena found on momondo in the last 72 hours is $207.

The fastest flight from United States to Helena takes 1h 31m

Direct flights go from United States to Helena every day.

There is 1 airport in Helena. From United States there are direct flights to Helena (HLN).

Search flight deals

Frequently asked questions about flying from the United States to Helena

When did momondo last update prices for flights from United States to Helena Airport?
Prices for flights from United States to Helena Airport are refreshed on a daily basis.
How many operators does momondo search for flights from United States to Helena Airport?
The number of operators available for flights from United States to Helena Airport is 3 as of October 2026.
How old do you have to be to fly from United States to Helena Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The travel and health documents required for your trip to Helena Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Helena Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from United States to Helena?
Based on momondo bookings for flights between United States and Helena, the leading plane model is Embraer 175 (Enhanced Winglets), making up 59.74% of the total bookings. Other popular models include Boeing 737 MAX 9 with 3.90%, Boeing 737-800 with 3.90%, and Boeing 737-900 with 3.90%.

Best airlines flying from United States to Helena

Compare and see reviews for airlines that fly from United States to Helena with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $159	Free Cancellation	Rating 7.8 8,678 reviews		Search Delta flights
United Airlines	PriceFrom $242	Free Cancellation	Rating 7.3 10,432 reviews		Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helena from United States.

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

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

How can momondo help me find flights from United States to Helena?

momondo helps you find the best flight between United States and Helena by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for United States to Helena flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.