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

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

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

15 flights are operational weekly from Helena to United States as of June 2026. The most popular departure day for this route is Fri, with 27% of flights per week taking off on this day.

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

The number of flights available between Helena and United States is 2 per day as of June 2026. The most frequent departure time is 5:00PM, with 100% of daily flights leaving in the afternoon.

How often are flights from Helena to the United States delayed?

Historically, on average around 0% of flights between Helena and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What is the most punctual flight time for Helena to the United States flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What airlines fly to United States?

United Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to United States from Helena according to our data. United Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 8 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

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

Prices for flights from Helena Airport to United States refresh daily.

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

There are 3 operators available for flights from Helena Airport to United States as of June 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to United States.

What documentation or ID do you need to fly to United States?

The required travel and health documents for your United States 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 United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$119 Cheap Flights from Helena to the United States in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helena to the United States

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:48 pm - 5:41 pm

HLN

SEA

1h 53mnonstop

1:36 pm - 4:11 pm

SEA

HLN

1h 35mnonstop

$177Alaska Airlines

Wed, Oct 7 - Tue, Oct 13

4:48 pm - 5:41 pm

HLN

SEA

1h 53mnonstop

1:36 pm - 4:11 pm

SEA

HLN

1h 35mnonstop

$187Alaska Airlines

Wed, Oct 7 - Sat, Oct 10

4:48 pm - 5:41 pm

HLN

SEA

1h 53mnonstop

1:28 pm - 4:04 pm

SEA

HLN

1h 36mnonstop

$191Alaska Airlines

Tue, Oct 27 - Wed, Nov 18

12:50 pm - 4:53 pm

HLN

SEA

5h 03m

1 stop

5:45 am - 12:24 pm

SEA

HLN

5h 39m

1 stop

$207Delta

Wed, Oct 7 - Tue, Oct 13

12:50 pm - 6:30 pm

HLN

SEA

6h 40m

1 stop

5:45 am - 12:24 pm

SEA

HLN

5h 39m

1 stop

$222Delta

Fri, Oct 9 - Sat, Oct 10

12:50 pm - 6:30 pm

HLN

SEA

6h 40m

1 stop

5:45 am - 12:24 pm

SEA

HLN

5h 39m

1 stop

$237Delta

Fri, Oct 9 - Mon, Oct 12

6:25 am - 8:35 am

HLN

DEN

2h 10mnonstop

7:18 pm - 9:18 pm

DEN

HLN

2h 00mnonstop

$269United Airlines

Fri, Oct 9 - Mon, Oct 12

6:15 am - 8:13 am

HLN

DEN

1h 58mnonstop

7:18 pm - 9:20 pm

DEN

HLN

2h 02mnonstop

$284United Airlines

Mon, Aug 3 - Sun, Aug 9

2:35 pm - 4:45 pm

HLN

DEN

2h 10mnonstop

11:42 am - 1:45 pm

DEN

HLN

2h 03mnonstop

$302United Airlines

Fri, Aug 28 - Mon, Aug 31

6:15 am - 8:13 am

HLN

DEN

1h 58mnonstop

7:18 pm - 9:20 pm

DEN

HLN

2h 02mnonstop

$303United Airlines

Tue, Jul 21 - Tue, Jul 28

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Alaska Airlines flights from Helena to United States

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

Alaska Airlines

Oct 7

HLN4:48 pmHelena

1h 53m

SEA5:41 pmSeattle/Tacoma Intl

Oct 13

SEA1:36 pmSeattle/Tacoma Intl

1h 35m

HLN4:11 pmHelena

$177

Alaska Airlines

Oct 7

HLN4:48 pmHelena

1h 53m

SEA5:41 pmSeattle/Tacoma Intl

Oct 10

SEA1:36 pmSeattle/Tacoma Intl

1h 35m

HLN4:11 pmHelena

$187

Alaska Airlines

Oct 27

HLN4:48 pmHelena

1h 53m

SEA5:41 pmSeattle/Tacoma Intl

Nov 18

SEA1:28 pmSeattle/Tacoma Intl

1h 36m

HLN4:04 pmHelena

$191

Delta flights from Helena to United States

Our best Delta deals on Helena to United States flight tickets

Delta

Oct 7

HLN12:50 pmHelena

5h 03m

1 stop

SEA4:53 pmSeattle/Tacoma Intl

Oct 13

SEA5:45 amSeattle/Tacoma Intl

5h 39m

1 stop

HLN12:24 pmHelena

$207

Delta

Oct 9

HLN12:50 pmHelena

6h 40m

1 stop

SEA6:30 pmSeattle/Tacoma Intl

Oct 13

SEA5:45 amSeattle/Tacoma Intl

5h 39m

1 stop

HLN12:24 pmHelena

$222

Delta

Oct 9

HLN12:50 pmHelena

6h 40m

1 stop

SEA6:30 pmSeattle/Tacoma Intl

Oct 12

SEA5:45 amSeattle/Tacoma Intl

5h 39m

1 stop

HLN12:24 pmHelena

$237

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Wed 10/7

4:48 pm-5:41 pm

Nonstop1h 53m

Seattle/Tacoma Intl

Tue 10/13

1:36 pm-4:11 pm

Nonstop1h 35m

$177

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Wed 10/7

4:48 pm-5:41 pm

Nonstop1h 53m

Seattle/Tacoma Intl

Sat 10/10

1:36 pm-4:11 pm

Nonstop1h 35m

$187

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Tue 10/27

4:48 pm-5:41 pm

Nonstop1h 53m

Seattle/Tacoma Intl

Wed 11/18

1:28 pm-4:04 pm

Nonstop1h 36m

$191

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Wed 10/7

12:50 pm-4:53 pm

1 stop5h 03m

Seattle/Tacoma Intl

Tue 10/13

5:45 am-12:24 pm

1 stop5h 39m

$207

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Fri 10/9

12:50 pm-6:30 pm

1 stop6h 40m

Seattle/Tacoma Intl

Sat 10/10

5:45 am-12:24 pm

1 stop5h 39m

$222

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Fri 10/9

12:50 pm-6:30 pm

1 stop6h 40m

Seattle/Tacoma Intl

Mon 10/12

5:45 am-12:24 pm

1 stop5h 39m

$237

HelenaDenver

HLN - DEN

HLNDEN

Helena

Fri 10/9

6:25 am-8:35 am

Nonstop2h 10m

Denver Intl

Mon 10/12

7:18 pm-9:18 pm

Nonstop2h 00m

$269

HelenaDenver

HLN - DEN

HLNDEN

Helena

Mon 8/3

6:15 am-8:13 am

Nonstop1h 58m

Denver Intl

Sun 8/9

7:18 pm-9:20 pm

Nonstop2h 02m

$284

HelenaDenver

HLN - DEN

HLNDEN

Helena

Fri 8/28

2:35 pm-4:45 pm

Nonstop2h 10m

Denver Intl

Mon 8/31

11:42 am-1:45 pm

Nonstop2h 03m

$302

HelenaDenver

HLN - DEN

HLNDEN

Helena

Tue 7/21

6:15 am-8:13 am

Nonstop1h 58m

Denver Intl

Tue 7/28

7:18 pm-9:20 pm

Nonstop2h 02m

$303

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 Helena to United States

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

Delays

Other information

What is the cheapest month to fly to United States?

In general, September is the cheapest month to fly from Helena to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $78. If you aren’t able to travel during the month of September, then book flights to United States from Helena during November instead. Flights to United States in November, while not as cheap as those in September, still average around $127.

What is the cheapest Helena to United States flight route?

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

What cabin class options are available on Helena to United States flights?

There are 3 cabin classes available to choose from on Helena to United States 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 Helena to United States flights?

You could potentially save up to 43% on your flight if you consider stops on a Helena to United States flight.

Cheap Helena to United States flight deals and tips

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

Best Price Found	$218
Fastest flight time	1h 25m
Direct flights	Every day
Airports in United States	4,297 airports

The best one-way flight to United States from Helena in the past 72 hours is $218. The best round-trip flight deal from Helena to United States found on momondo in the last 72 hours is $331.

The fastest flight from Helena to United States takes 1h 25m

Direct flights go from Helena to United States every day.

There are 4,297 airports in United States. From Helena there are direct flights to Denver Intl (DEN), Seattle/Tacoma Intl (SEA).

Search flight deals

Frequently asked questions about flying from Helena to the United States

When did momondo last update prices for flights from Helena Airport to United States?
Prices for flights from Helena Airport to United States refresh daily.
How many operators does momondo search for flights from Helena Airport to United States?
There are 3 operators available for flights from Helena Airport to United States as of June 2026.
How old do you have to be to fly from Helena Airport to United States?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to United States.
What documentation or ID do you need to fly to United States?
The required travel and health documents for your United States 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 United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Helena to United States?
momondo data reveals that the most frequently booked plane model on the route from Helena to United States is Embraer 175 (Enhanced Winglets), representing 41.33% of all bookings. The subsequent popular models are Embraer 175 at 10.67%, Airbus A319 at 10.67%, and Airbus A320-100/200 at 6.00%.

Best airlines flying from Helena to United States

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

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $137	Free Cancellation	Rating 7.9 12,583 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $219	Free Cancellation	Rating 7.4 9,901 reviews	Search United Airlines flights
Delta	PriceFrom $238	Free Cancellation	Rating 7.8 8,455 reviews	Search Delta flights

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Helena to United States flights to just show those with flexible booking policies.

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

Once all potential Helena to United States flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Helena to United States 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.

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Flights to New Yorkfrom $77

Flights to Los Angelesfrom $56

Flights to Orlandofrom $62

Flights to Miamifrom $79

Flights to Chicagofrom $62

Flights to San Franciscofrom $50

Flights to Las Vegasfrom $49

Flights to Washington, D.C.from $55

Flights to Bostonfrom $61

Flights to Atlantafrom $56

Flights to Fort Lauderdalefrom $58

Flights to Dallasfrom $105

Cheap flights from Helena to the United States from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to the United States departing on 8/26. 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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Alaska Airlines flights from Helena to United States

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

Delta flights from Helena to United States

Our best Delta deals on Helena to United States flight tickets

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How to get the cheapest flight ticket from Helena to United States

What is the cheapest month to fly to United States?

What is the cheapest Helena to United States flight route?

What cabin class options are available on Helena to United States flights?

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

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

What airlines fly to United States?

How often are flights from Helena to the United States delayed?

What is the most punctual flight time for Helena to the United States flights?

What day of the week experiences the fewest flight delays on this route?

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

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

Cheap Helena to United States flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in United States

Frequently asked questions about flying from Helena to the United States

Best airlines flying from Helena to United States

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

Why use momondo?

An easier way to manage your United States 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

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Popular flights according to clicks in the last 7 days on momondo

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

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