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

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

What airlines fly to Arizona?

Delta, United Airlines and Allegiant Air are the top three most popular airlines that fly to Arizona from Helena according to our data. Delta is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Arizona. Keep in mind that there are 5 different airlines that fly to Arizona on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Helena Airport to Arizona refresh daily.

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

As of December 2025, there are 3 operators available to choose from for flights from Helena Airport to Arizona.

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

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 Helena Airport to Arizona.

What documentation or ID do you need to fly to Arizona?

The necessary travel and health documents for your Arizona 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.

$129 Cheap Flights from Helena to Arizona in 2025/26

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Find the cheapest flights from Helena to Arizona

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:36 pm - 11:55 pm

HLN

LAS

8h 19m1 stop

6:00 am - 3:59 pm

LAS

HLN

8h 59m1 stop

$258Alaska Airlines

Mon, Feb 16 - Fri, Feb 20

2:27 pm - 8:32 pm

HLN

LAS

7h 05m1 stop

3:33 pm - 9:26 pm

LAS

HLN

4h 53m1 stop

$259United Airlines

Tue, Jan 13 - Sat, Jan 17

1:10 pm - 11:50 pm

HLN

PHX

10h 40m2 stops

7:59 pm - 12:25 pm

PHX

HLN

16h 26m2 stops

$264Delta

Tue, Feb 17 - Fri, Feb 27

1:10 pm - 10:35 pm

HLN

LAS

10h 25m2 stops

6:50 pm - 12:27 pm

LAS

HLN

16h 37m2 stops

$264Delta

Tue, Jan 20 - Fri, Jan 23

1:10 pm - 11:50 pm

HLN

PHX

10h 40m2 stops

7:59 pm - 12:25 pm

PHX

HLN

16h 26m2 stops

$274Delta

Tue, Feb 17 - Thu, Feb 26

1:10 pm - 9:55 am

HLN

LAS

21h 45m2 stops

5:40 pm - 12:27 pm

LAS

HLN

17h 47m2 stops

$274Delta

Tue, Jan 13 - Sat, Jan 17

1:10 pm - 11:50 pm

HLN

PHX

10h 40m2 stops

7:59 pm - 12:25 pm

PHX

HLN

16h 26m2 stops

$284Delta

Fri, Feb 20 - Thu, Feb 26

5:30 am - 8:26 am

HLN

LAS

3h 56m1 stop

6:00 am - 12:27 pm

LAS

HLN

5h 27m1 stop

$289Delta

Sun, Jan 18 - Wed, Jan 21

6:48 pm - 11:12 pm

HLN

LAS

5h 24m1 stop

7:00 am - 3:59 pm

LAS

HLN

7h 59m1 stop

$290Alaska Airlines

Mon, Feb 9 - Fri, Feb 13

6:48 pm - 8:53 pm

HLN

LAS

27h 05m2 stops

8:00 am - 6:11 pm

LAS

HLN

9h 11m1 stop

$296Alaska Airlines

Tue, Jan 13 - Sat, Jan 17

United Airlines flights from Helena to Arizona

Our best United Airlines deals on Helena to Arizona flight tickets

United Airlines

Jan 13

HLN2:27 pmHelena

7h 05m

1 stop

LAS8:32 pmLas Vegas Harry Reid Intl

Jan 17

LAS3:33 pmLas Vegas Harry Reid Intl

4h 53m

1 stop

HLN9:26 pmHelena

$259

Find similar

United Airlines

Jan 28

HLN6:15 amHelena

7h 39m

1 stop

LAS12:54 pmLas Vegas Harry Reid Intl

Jan 31

LAS5:20 amLas Vegas Harry Reid Intl

7h 21m

1 stop

HLN1:41 pmHelena

$329

Find similar

United Airlines

Feb 20

HLN2:25 pmHelena

7h 06m

1 stop

LAS8:31 pmLas Vegas Harry Reid Intl

Feb 23

LAS5:20 amLas Vegas Harry Reid Intl

7h 20m

1 stop

HLN1:40 pmHelena

$364

Find similar

Delta flights from Helena to Arizona

Our best Delta deals on Helena to Arizona flight tickets

Delta

Jan 20

HLN1:10 pmHelena

10h 25m

2 stops

LAS10:35 pmLas Vegas Harry Reid Intl

Jan 23

LAS6:50 pmLas Vegas Harry Reid Intl

16h 37m

2 stops

HLN12:27 pmHelena

$264

Find similar

Delta

Jan 13

HLN1:10 pmHelena

21h 45m

2 stops

LAS9:55 amLas Vegas Harry Reid Intl

Jan 17

LAS5:40 pmLas Vegas Harry Reid Intl

17h 47m

2 stops

HLN12:27 pmHelena

$274

Find similar

Delta

Feb 20

HLN1:10 pmHelena

10h 40m

2 stops

PHX11:50 pmPhoenix Sky Harbor Intl

Feb 26

PHX7:59 pmPhoenix Sky Harbor Intl

16h 26m

2 stops

HLN12:25 pmHelena

$284

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Mon 2/16

4:36 pm-11:55 pm

1 stop8h 19m

Las Vegas Harry Reid Intl

Fri 2/20

6:00 am-3:59 pm

1 stop8h 59m

$258

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Tue 1/13

2:27 pm-8:32 pm

1 stop7h 05m

Las Vegas Harry Reid Intl

Sat 1/17

3:33 pm-9:26 pm

1 stop4h 53m

$259

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Tue 2/17

1:10 pm-11:50 pm

2 stops10h 40m

Phoenix Sky Harbor Intl

Fri 2/27

7:59 pm-12:25 pm

2 stops16h 26m

$264

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Tue 1/20

1:10 pm-10:35 pm

2 stops10h 25m

Las Vegas Harry Reid Intl

Fri 1/23

6:50 pm-12:27 pm

2 stops16h 37m

$264

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Tue 2/17

1:10 pm-11:50 pm

2 stops10h 40m

Phoenix Sky Harbor Intl

Thu 2/26

7:59 pm-12:25 pm

2 stops16h 26m

$274

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Tue 1/13

1:10 pm-9:55 am

2 stops21h 45m

Las Vegas Harry Reid Intl

Sat 1/17

5:40 pm-12:27 pm

2 stops17h 47m

$274

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Fri 2/20

1:10 pm-11:50 pm

2 stops10h 40m

Phoenix Sky Harbor Intl

Thu 2/26

7:59 pm-12:25 pm

2 stops16h 26m

$284

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Sun 1/18

5:30 am-8:26 am

1 stop3h 56m

Las Vegas Harry Reid Intl

Wed 1/21

6:00 am-12:27 pm

1 stop5h 27m

$289

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Mon 2/9

6:48 pm-11:12 pm

1 stop5h 24m

Las Vegas Harry Reid Intl

Fri 2/13

7:00 am-3:59 pm

1 stop7h 59m

$290

HelenaLas Vegas

HLN - LAS

HLNLAS

Helena

Tue 1/13

6:48 pm-8:53 pm

2 stops27h 05m

Las Vegas Harry Reid Intl

Sat 1/17

8:00 am-6:11 pm

1 stop9h 11m

$296

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 Arizona

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

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

On average, the least expensive day to fly to Arizona from Helena is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $348. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Arizona is Thursday, with ticket prices averaging around $631.

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

Our most recent data shows that the best time of day to fly to Arizona is in the evening. Flights from Helena to Arizona during this time can be as low as $239. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $441 on average. Flights to Arizona from Helena at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Helena to Arizona flight deals and tips

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

Fastest flight time	3h 43m
Direct flights	None

The fastest flight from Helena to Arizona takes 3h 43m

There are no direct flights from Helena to Arizona. There are no popular flight routes from Helena to Arizona.

Search flight deals

When did momondo last update prices for flights from Helena Airport to Arizona?
Prices for flights from Helena Airport to Arizona refresh daily.
How many operators does momondo search for flights from Helena Airport to Arizona?
As of December 2025, there are 3 operators available to choose from for flights from Helena Airport to Arizona.
How old do you have to be to fly from Helena Airport to Arizona?
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 Helena Airport to Arizona.
What documentation or ID do you need to fly to Arizona?
The necessary travel and health documents for your Arizona 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.

Best airlines flying from Helena to Arizona

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $249	Free Cancellation	Rating 7.9 8,014 reviews		Search Delta flights
United Airlines	PriceFrom $314	Free Cancellation	Rating 7.4 9,106 reviews		Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Helena to Arizona. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Helena to Arizona with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Helena to Arizona flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Arizona from Helena are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.