Which airlines fly to Helena?

For flights from United States to Helena, most momondo users will book with popular airlines such as United Airlines, Delta, American Airlines and Alaska Airlines. Depending on what airport you fly from, you may have other airlines to choose from.

Delta Flights to Helena

There are 8 Delta flights to Helena in a normal week. The most common departure point is Salt Lake City and the best Delta ticket price seen on momondo is $159 (last 72 hours, from Dallas/Fort Worth, to Helena). Delta has a score of 7.8 from 8,573 user reviews on momondo.

United Airlines Flights to Helena

United Airlines flight deals to Helena start from $242 - this is the best price found recently on momondo, and was a round-trip journey departing from Atlanta Hartsfield-Jackson. Over any normal week, United Airlines flight prices are typically higher, but vary depending on where you fly from - Denver Intl is the most popular United Airlines departure point to Helena so generally has the most availability. United Airlines is scored a 7.4/10 in 10,171 reviews.

How long does it take to fly to Helena?

On average, it takes 2h 32m to fly from United States to Helena if you fly out of Los Angeles (the most popular airport in United States) and into Bozeman Gallatin Field (the most popular airport in Helena). If you’re flying out of Miami and into Bozeman Gallatin Field, then the flight time is around 7h 09m.

$139 Cheap Flights to Helena in 2026

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Find the cheapest flights from the United States to Helena

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:09 pm - 4:44 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

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

1h 52mnonstop

$207Alaska Airlines

Sat, Oct 31 - Wed, Nov 4

2:09 pm - 4:44 pmSEA Seattle/Tacoma Intl-HLN Helena

1h 35mnonstop

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

1h 52mnonstop

$282Alaska Airlines

Sat, Oct 31 - Wed, Nov 4

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

$287United Airlines

Sat, Oct 31 - Wed, Nov 4

7:00 am - 4:23 pmSFO San Francisco-HLN Helena

8h 23m1 stop Seattle/Tacoma Intl

5:00 pm - 3:41 pmHLN Helena-SFO San Francisco

23h 41m1 stop Seattle/Tacoma Intl

$293Alaska Airlines

Sat, Jan 30 - Tue, Feb 2

9:00 am - 4:23 pmSJC San Jose-HLN Helena

6h 23m1 stop Seattle/Tacoma Intl

5:00 pm - 9:30 amHLN Helena-SJC San Jose

17h 30m1 stop Seattle/Tacoma Intl

$293Alaska Airlines

Tue, Jan 26 - Sat, Jan 30

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

$297United Airlines

Sat, Oct 31 - Wed, Nov 4

11:45 am - 1:48 pmDEN Denver Intl-HLN Helena

2h 03mnonstop

2:30 pm - 4:40 pmHLN Helena-DEN Denver Intl

2h 10mnonstop

$299United Airlines

Thu, Oct 1 - Wed, Oct 7

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

5h 58m1 stop Salt Lake City

1:08 pm - 4:55 pmHLN Helena-SEA Seattle/Tacoma Intl

4h 47m1 stop Salt Lake City

$313Delta

Thu, Oct 15 - Tue, Oct 20

7:10 am - 12:17 pmDEN Denver Intl-HLN Helena

5h 07m1 stop Salt Lake City

1:08 pm - 7:34 pmHLN Helena-DEN Denver Intl

6h 26m1 stop Salt Lake City

$319Delta

Sat, Oct 3 - Tue, Oct 6

5:25 am - 12:28 pmDEN Denver Intl-HLN Helena

7h 03m1 stop Salt Lake City

1:08 pm - 7:34 pmHLN Helena-DEN Denver Intl

6h 26m1 stop Salt Lake City

$319Delta

Fri, Oct 9 - Sun, Oct 11

Cheap last minute flights

Enter your travel dates to find the best prices.

11:42 am - 1:45 pmDEN Denver Intl-HLN Helena

2h 03mnonstop

2:26 pm - 4:36 pmHLN Helena-DEN Denver Intl

2h 10mnonstop

$409United Airlines

Thu, Sep 10 - Sat, Sep 12

5:41 pm - 4:41 pmDEN Denver Intl-HLN Helena

23h 00m1 stop Seattle/Tacoma Intl

5:18 pm - 11:19 pmHLN Helena-DEN Denver Intl

6h 01m1 stop Seattle/Tacoma Intl

$429Alaska Airlines

Thu, Sep 10 - Sat, Sep 12

9:03 am - 4:41 pmIAD Washington, D.C. Dulles Intl-HLN Helena

9h 38m1 stop Seattle/Tacoma Intl

5:18 pm - 5:40 amHLN Helena-IAD Washington, D.C. Dulles Intl

10h 22m1 stop Seattle/Tacoma Intl

$439Alaska Airlines

Wed, Sep 9 - Wed, Sep 23

9:03 pm - 4:41 pmDFW Dallas/Fort Worth-HLN Helena

20h 38m1 stop Seattle/Tacoma Intl

5:18 pm - 2:53 pmHLN Helena-DFW Dallas/Fort Worth

20h 35m1 stop Seattle/Tacoma Intl

$484Alaska Airlines

Fri, Sep 11 - Tue, Sep 15

7:30 pm - 9:30 pmDEN Denver Intl-HLN Helena

2h 00mnonstop

6:15 am - 8:25 amHLN Helena-DEN Denver Intl

2h 10mnonstop

$489United Airlines

Wed, Sep 9 - Sun, Sep 13

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

$522Delta

Fri, Sep 11 - Tue, Sep 15

7:30 pm - 9:30 pmDEN Denver Intl-HLN Helena

2h 00mnonstop

6:15 am - 8:25 amHLN Helena-DEN Denver Intl

2h 10mnonstop

$544United Airlines

Wed, Sep 9 - Sun, Sep 13

5:04 pm - 9:30 pmMSP Minneapolis St Paul-HLN Helena

5h 26m1 stop Denver Intl

2:26 pm - 8:49 pmHLN Helena-MSP Minneapolis St Paul

5h 23m1 stop Denver Intl

$555United Airlines

Sun, Sep 6 - Tue, Sep 8

7:05 am - 12:17 pmDEN Denver Intl-HLN Helena

5h 12m1 stop Salt Lake City

7:15 am - 12:09 pmHLN Helena-DEN Denver Intl

4h 54m1 stop Salt Lake City

$569Delta

Wed, Sep 9 - Sun, Sep 13

6:06 pm - 10:24 pmDEN Denver Intl-HLN Helena

4h 18m1 stop Salt Lake City

7:15 am - 12:09 pmHLN Helena-DEN Denver Intl

4h 54m1 stop Salt Lake City

$594Delta

Wed, Sep 9 - Sun, Sep 13

Fly from

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Sat 10/31

2:09 pm-4:44 pm

Nonstop1h 35m

Helena

Wed 11/4

4:41 pm-5:33 pm

Nonstop1h 52m

$207

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Sat 10/31

2:09 pm-4:44 pm

Nonstop1h 35m

Helena

Wed 11/4

4:41 pm-5:33 pm

Nonstop1h 52m

$282

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Sat 10/31

5:05 am-1:40 pm

1 stop7h 35m

Helena

Wed 11/4

2:23 pm-9:19 pm

1 stop7h 56m

$287

San FranciscoHelena

SFO San Francisco - HLN Helena

SFOHLN

San Francisco

Sat 1/30

7:00 am-4:23 pm

1 stop8h 23m

Helena

Tue 2/2

5:00 pm-3:41 pm

1 stop23h 41m

$293

San JoseHelena

SJC San Jose - HLN Helena

SJCHLN

San Jose

Tue 1/26

9:00 am-4:23 pm

1 stop6h 23m

Helena

Sat 1/30

5:00 pm-9:30 am

1 stop17h 30m

$293

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Sat 10/31

5:05 am-1:40 pm

1 stop7h 35m

Helena

Wed 11/4

2:23 pm-9:19 pm

1 stop7h 56m

$297

DenverHelena

DEN Denver Intl - HLN Helena

DENHLN

Denver Intl

Thu 10/1

11:45 am-1:48 pm

Nonstop2h 03m

Helena

Wed 10/7

2:30 pm-4:40 pm

Nonstop2h 10m

$299

SeattleHelena

SEA Seattle/Tacoma Intl - HLN Helena

SEAHLN

Seattle/Tacoma Intl

Thu 10/15

5:30 am-12:28 pm

1 stop5h 58m

Helena

Tue 10/20

1:08 pm-4:55 pm

1 stop4h 47m

$313

DenverHelena

DEN Denver Intl - HLN Helena

DENHLN

Denver Intl

Sat 10/3

7:10 am-12:17 pm

1 stop5h 07m

Helena

Tue 10/6

1:08 pm-7:34 pm

1 stop6h 26m

$319

DenverHelena

DEN Denver Intl - HLN Helena

DENHLN

Denver Intl

Fri 10/9

5:25 am-12:28 pm

1 stop7h 03m

Helena

Sun 10/11

1:08 pm-7:34 pm

1 stop6h 26m

$319

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Helena flights insights and trends

Explore insights for your Helena flight to craft the best travel plan

Prices

Other information

What is the cheapest month to fly to Helena?

What is the absolute cheapest flight to Helena?

Users booking trips to Helena from Las Vegas found flights 80% cheaper than the average price of flights to Helena. To find the cheapest price to Helena from your area, use momondo’s Airport-to-Airport Pricing Tool.

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Cheapest flights to Helena

Find the cheapest flights to Helena from your nearest city or airport

Find flights from Los Angeles to Helena

CHEAPEST MONTH TO FLY TO HELENA FROM LOS ANGELES	October	36% cheaper	Flying from Los Angeles to Helena costs on average just $328 in October
MOST EXPENSIVE MONTH TO FLY TO HELENA FROM LOS ANGELES	December	63% more expensive	It costs about $827 for flights to Helena from Los Angeles in December
MOST POPULAR MONTH TO FLY TO HELENA FROM LOS ANGELES	September	600% more users visited	More momondo users searched in flights to Helena from Los Angeles in September than any other month

Cheap Helena flight deals and tips

Summary info about Helena flight prices, duration and airlines

Best One-Way Price	$139
Best Round-Trip Price	$207
Fastest flight time	5h 18m

The best one-way flight price to Helena from United States in the last 5 days is $139 (Seattle/Tacoma Intl to Helena).

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The best round-trip flight price to Helena from United States in the last 5 days is $207 (Seattle/Tacoma Intl to Helena).

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The fastest flight to Helena from United States takes 5h 18m (Dallas/Fort Worth to Helena).

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Frequently asked questions about flying to Helena

Is there an alternative airport near Helena?

Those flying to Helena could potentially find better pricing at Helena Airport (3 mi from Helena city center), Butte Silver Bow Co Airport (49 mi from Helena city center), Great Falls Airport (69 mi from Helena city center) or Missoula Johnson-Bell Field Airport (100 mi from Helena city center) depending on the month and departure airport.

Is there a cheaper alternative to flying into Helena?

Prices vary based on where travelers are departing from, but on average, the cheapest airport to fly to in Helena is Butte Silver Bow Co Airport where the average price is $288. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

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

Prices for flights to Helena Airport were last updated today.

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

As of September 2026, there are 3 operators available to choose from for flights to Helena Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Helena Airport.

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

The required travel and health documents for your Helena Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helena Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal 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.

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

Yes. All flights to Helena on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Helena?

momondo helps you find the best flight to 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 to Helena right now. Can momondo alert me if prices change?

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