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Sky Harbor Intl

$175+ Cheap flights from Helena (HLN) to Sky Harbor Intl (PHX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — PHX
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from Helena to Sky Harbor Intl

Cheapest flights from Helena to Sky Harbor Intl
Explore the most affordable flight options available from Helena to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This United Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:26 pmHLN - PHX
1 stop5h 27mUnited Airlines
Mon 1/512:59 pmPHX - HLN
1 stop8h 32mUnited Airlines
Deal found 12/26$961

Find flight deals from Helena to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$302
(Alaska Airlines)

One-way from

$175
(Alaska Airlines)

Popular in

November

Cheapest in

October

Average price

$365
Provider with most accurate pricing for Helena-Phoenix Sky Harbor Intl flight deals.
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Provider most trusted by Cheapflights users for Helena-Phoenix Sky Harbor Intl flights.
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From Helena to Phoenix Sky Harbor Intl
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One-way flight from Helena to Phoenix Sky Harbor Intl
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Highest demand for flights based on searches. 14% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Sky Harbor Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Helena to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Helena

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Wed 2/25

4:36 pm-11:59 pm

1 stop7h 23m

Phoenix Sky Harbor Intl

Wed 3/4

8:20 am-3:59 pm

1 stop7h 39m

$302

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sun 1/25

6:48 pm-10:46 pm

1 stop27h 58m

Phoenix Sky Harbor Intl

Sat 2/14

11:56 am-3:59 pm

1 stop28h 03m

$336

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Fri 2/6

6:48 pm-10:46 pm

1 stop27h 58m

Phoenix Sky Harbor Intl

Tue 2/10

11:00 am-6:11 pm

1 stop7h 11m

$353

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sat 2/14

4:36 pm-9:51 am

1 stop17h 15m

Phoenix Sky Harbor Intl

Wed 2/18

6:00 am-3:59 pm

1 stop9h 59m

$373

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sat 3/28

6:22 pm-11:52 pm

1 stop6h 30m

Phoenix Sky Harbor Intl

Thu 4/2

9:20 am-5:45 pm

1 stop7h 25m

$386

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Thu 2/19

4:36 pm-11:59 pm

1 stop7h 23m

Phoenix Sky Harbor Intl

Mon 2/23

12:28 pm-3:59 pm

2 stops27h 31m

$391

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sat 4/25

6:22 pm-11:59 pm

1 stop6h 37m

$175

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sat 3/28

6:22 pm-11:52 pm

1 stop6h 30m

$201

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Tue 3/17

5:30 am-8:35 am

1 stop4h 05m

$202

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Tue 3/17

4:36 pm-10:33 am

2 stops18h 57m

$202

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 11 results
1
2

Compare providers for flights from Helena to Sky Harbor Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Helena to Sky Harbor Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Helena-Phoenix Sky Harbor Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Helena-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Helena-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Helena-Phoenix Sky Harbor Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Helena-Phoenix Sky Harbor Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Helena to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Helena with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Helena to Phoenix Sky Harbor Intl Airport

What is the cheapest month to book a flight from Helena to Phoenix Sky Harbor Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Helena to Phoenix Sky Harbor Intl Airport (average of $109). Flying from Helena to Phoenix Sky Harbor Intl Airport in December is currently the most expensive (average of $216). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HLN to PHX?

Find hourly flight availability from Helena to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Helena to Phoenix Sky Harbor Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 46% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sky Harbor Intl. Reviews last updated December 28, 2025.
See what other customers who have flown with Delta and United Airlines from Helena to Phoenix Sky Harbor Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,014 reviews
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,118 reviews
Delta
7.9
Good
8,014 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Helena to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Helena to Phoenix Sky Harbor Intl?

    Helena (HLN), located 2.7 mi from the city center, is the airport you fly out of when you book flights from Helena to Phoenix Sky Harbor Intl. 2 airlines have flights from Helena to Phoenix Sky Harbor Intl on a regular basis. Booking flights from Helena to Phoenix Sky Harbor Intl should not be difficult; the airport handles an average of 0 outbound flights to Phoenix Sky Harbor Intl per day.

  • How long is the flight from Helena to Phoenix Sky Harbor Intl Airport?

    There are many flights that can get you from Helena to Phoenix Sky Harbor Intl Airport in 7h 23m. Fly via Alaska Airlines to get the fastest option. The distance between Helena and Phoenix Sky Harbor Intl Airport is about 909 mi.

  • What are the cheapest airlines flying from Helena to Phoenix Sky Harbor Intl Airport round-trip?

    Our cheapest airline available from Helena to Phoenix Sky Harbor Intl Airport is Delta. Our recent data shows that you can find tickets from as low as $249 on this airline. An additional option worth looking into is United Airlines, starting at $314. You may be able to fly from Helena to Phoenix Sky Harbor Intl Airport for 44% less than the average price by searching for these airlines.

  • Can I find deals for flights from Helena to Sky Harbor Intl that include hotel bookings?

    Yes. In addition to deals on Helena to Sky Harbor Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Helena to Sky Harbor Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helena to Sky Harbor Intl.

  • Can I find deals for business class flights from Helena to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from Helena to Sky Harbor Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Helena to Phoenix Sky Harbor Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Helena to Phoenix Sky Harbor Intl Airport (average of $109). Flying from Helena to Phoenix Sky Harbor Intl Airport in December is currently the most expensive (average of $216). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
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Top 2 airlines flying from Helena to Sky Harbor Intl

Discover the top 2 airlines that operate flights from Helena to Sky Harbor Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$249Average$427FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$314Average$516FlexibilityNo cancel feeOn-time69%

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