What airlines fly to United States?

United Airlines, Delta and Southwest 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 45% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 9 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

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

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

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

42 flights are operational weekly from Helena to United States as of September 2025. The most popular departure day for this route is Mon, with 14% 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 6 per day as of September 2025. The most frequent departure time is 6:00AM, with 66% of daily flights leaving in the afternoon.

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 4 operators available for flights from Helena Airport to United States as of September 2025.

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.

$104 Cheap Flights from Helena to the United States in 2025/26

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Find the cheapest flights from Helena to the United States

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:18 pm - 7:10 pmHLN-SEA

1h 52mnonstop

3:00 pm - 5:36 pmSEA-HLN

1h 36mnonstop

$157Alaska Airlines

Find Deal

Sat, Oct 25 - Tue, Oct 28

12:50 pm - 5:00 pmHLN-SEA

5h 10m1 stop

4:55 pm - 10:38 pmSEA-HLN

4h 43m1 stop

$177Delta

Find Deal

Sat, Feb 28 - Tue, Mar 3

6:28 pm - 7:20 pmHLN-SEA

1h 52mnonstop

3:13 pm - 5:51 pmSEA-HLN

1h 38mnonstop

$187Hawaiian Airlines

Find Deal

Sat, Dec 6 - Mon, Dec 8

12:50 pm - 5:00 pmHLN-SEA

5h 10m1 stop

4:55 pm - 10:38 pmSEA-HLN

4h 43m1 stop

$197Delta

Find Deal

Sat, Feb 28 - Tue, Mar 3

4:10 pm - 4:59 pmHLN-SEA

1h 49mnonstop

1:05 pm - 3:43 pmSEA-HLN

1h 38mnonstop

$208Hawaiian Airlines

Find Deal

Sat, Feb 28 - Tue, Mar 3

5:45 am - 9:06 amHLN-SEA

4h 21m1 stop

5:25 am - 12:20 pmSEA-HLN

5h 55m1 stop

$227Delta

Find Deal

Sat, Oct 25 - Tue, Oct 28

1:00 pm - 4:32 pmHLN-SEA

4h 32m1 stop

5:25 am - 12:20 pmSEA-HLN

5h 55m1 stop

$247Delta

Find Deal

Tue, Oct 7 - Thu, Oct 9

6:28 pm - 7:20 pmHLN-SEA

1h 52mnonstop

3:13 pm - 5:51 pmSEA-HLN

1h 38mnonstop

$268Alaska Airlines

Find Deal

Fri, Dec 12 - Sun, Dec 14

5:18 pm - 7:25 pmHLN-DEN

2h 07mnonstop

12:10 pm - 2:09 pmDEN-HLN

1h 59mnonstop

$276United Airlines

Find Deal

Thu, Oct 9 - Sun, Oct 12

5:18 pm - 7:25 pmHLN-DEN

2h 07mnonstop

7:00 pm - 9:00 pmDEN-HLN

2h 00mnonstop

$279United Airlines

Find Deal

Fri, Oct 10 - Sun, Oct 12

Hawaiian Airlines flights from Helena to United States

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

Hawaiian Airlines

Dec 6

HLN6:28 pmHelena

1h 52m

SEA7:20 pmSeattle/Tacoma Intl

Dec 8

SEA3:13 pmSeattle/Tacoma Intl

1h 38m

HLN5:51 pmHelena

$187

Find similar

Hawaiian Airlines

Feb 28

HLN4:10 pmHelena

1h 49m

SEA4:59 pmSeattle/Tacoma Intl

Mar 3

SEA1:05 pmSeattle/Tacoma Intl

1h 38m

HLN3:43 pmHelena

$208

Find similar

Hawaiian Airlines

Oct 20

HLN6:18 pmHelena

6h 11m

1 stop

LAS11:29 pmLas Vegas Harry Reid Intl

Oct 25

LAS10:11 amLas Vegas Harry Reid Intl

6h 30m

1 stop

HLN5:41 pmHelena

$282

Find similar

United Airlines flights from Helena to United States

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

United Airlines

Oct 9

HLN5:18 pmHelena

2h 07m

DEN7:25 pmDenver Intl

Oct 12

DEN12:10 pmDenver Intl

1h 59m

HLN2:09 pmHelena

$276

Find similar

United Airlines

Oct 10

HLN5:18 pmHelena

2h 07m

DEN7:25 pmDenver Intl

Oct 12

DEN7:00 pmDenver Intl

2h 00m

HLN9:00 pmHelena

$279

Find similar

United Airlines

Oct 4

HLN5:18 pmHelena

2h 07m

DEN7:25 pmDenver Intl

Oct 5

DEN12:10 pmDenver Intl

1h 59m

HLN2:09 pmHelena

$281

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Sat 10/25

6:18 pm-7:10 pm

Nonstop1h 52m

Seattle/Tacoma Intl

Tue 10/28

3:00 pm-5:36 pm

Nonstop1h 36m

$157

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Sat 2/28

12:50 pm-5:00 pm

1 stop5h 10m

Seattle/Tacoma Intl

Tue 3/3

4:55 pm-10:38 pm

1 stop4h 43m

$177

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Sat 12/6

6:28 pm-7:20 pm

Nonstop1h 52m

Seattle/Tacoma Intl

Mon 12/8

3:13 pm-5:51 pm

Nonstop1h 38m

$187

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Sat 2/28

12:50 pm-5:00 pm

1 stop5h 10m

Seattle/Tacoma Intl

Tue 3/3

4:55 pm-10:38 pm

1 stop4h 43m

$197

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Sat 2/28

4:10 pm-4:59 pm

Nonstop1h 49m

Seattle/Tacoma Intl

Tue 3/3

1:05 pm-3:43 pm

Nonstop1h 38m

$208

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Sat 10/25

5:45 am-9:06 am

1 stop4h 21m

Seattle/Tacoma Intl

Tue 10/28

5:25 am-12:20 pm

1 stop5h 55m

$227

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Tue 10/7

1:00 pm-4:32 pm

1 stop4h 32m

Seattle/Tacoma Intl

Thu 10/9

5:25 am-12:20 pm

1 stop5h 55m

$247

HelenaSeattle

HLN - SEA

HLNSEA

Helena

Fri 12/12

6:28 pm-7:20 pm

Nonstop1h 52m

Seattle/Tacoma Intl

Sun 12/14

3:13 pm-5:51 pm

Nonstop1h 38m

$268

HelenaDenver

HLN - DEN

HLNDEN

Helena

Thu 10/9

5:18 pm-7:25 pm

Nonstop2h 07m

Denver Intl

Sun 10/12

12:10 pm-2:09 pm

Nonstop1h 59m

$276

HelenaDenver

HLN - DEN

HLNDEN

Helena

Fri 10/10

5:18 pm-7:25 pm

Nonstop2h 07m

Denver Intl

Sun 10/12

7:00 pm-9:00 pm

Nonstop2h 00m

$279

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

Other information

What is the cheapest day to depart on your flight to United States?

According to our data, Tuesday is the cheapest day to fly to United States from Helena. The lowest ticket price found for a Tuesday departure recently was $472. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $928. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

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

The cheapest time of day to fly to United States is in the afternoon when flights can be purchased for as low as $527. Try not to purchase tickets in the morning because they tend to be around $712. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Helena to United States flight route?

Fly from Helena to Denver Intl for the best Helena - United States flight prices

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

There are 4 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 50% 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	$206
Fastest flight time	1h 48m
Direct flights	Mon, Tue, Wed, Fri, Sat and Sun
Airports in United States	2 airports

The best one-way flight to United States from Helena in the past 72 hours is $206. The best round-trip flight deal from Helena to United States found on momondo in the last 72 hours is $227.

The fastest flight from Helena to United States takes 1h 48m

Direct flights go from Helena to United States on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There are 2 airports near United States: Denver Intl (DEN), Seattle/Tacoma Intl (SEA)

Search flight deals

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 4 operators available for flights from Helena Airport to United States as of September 2025.
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 Canadair (Bombardier) Regional Jet, representing 22.47% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 18.50%, Embraer 175 at 16.74%, and Boeing 737-800 at 9.25%.

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
Delta	PriceFrom $202	Free Cancellation	Rating 7.9 7,954 reviews	Search Delta flights
United Airlines	PriceFrom $234	Free Cancellation	Rating 7.4 8,929 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $241	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines 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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Cheap flights from Helena to the United States from $104

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 11/14. 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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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Helena to the United States

Cheap round-trip flights

Cheap one-way flights

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Hawaiian Airlines flights from Helena to United States

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

United Airlines flights from Helena to United States

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

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Use the filters below to find and compare flights from Helena to the United States that are best for you.

See travel insights to the United States from

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

What is the cheapest day to depart on your flight to United States?

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

The cheapest time of day to fly to United States is in the afternoon when flights can be purchased for as low as $527. Try not to purchase tickets in the morning because they tend to be around $712. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Helena to United States flight route?

Fly from Helena to Denver Intl for the best Helena - United States flight prices

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

There are 4 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 50% on your flight if you consider stops on a Helena to United States flight.

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

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

What airlines fly to United States?

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

The number of flights available between Helena and United States is 6 per day as of September 2025. The most frequent departure time is 6:00AM, with 66% of daily flights leaving in the afternoon.

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

42 flights are operational weekly from Helena to United States as of September 2025. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

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

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

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

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

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

What is the most popular plane model from Helena to 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?

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

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

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

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

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

Popular cities in the United States

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