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Sky Harbor Intl

$183+ 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — PHX
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$263
(Alaska Airlines)

One-way from

$183
(Delta)

Popular in

April

Cheapest in

February

Average price

$344
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. 3% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:28 pmHLN - PHX
1 stop17h 55mAlaska Airlines
Thu 12/116:00 amPHX - HLN
1 stop11h 51mAlaska Airlines
Deal found 10/27$263
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:28 pmHLN - PHX
1 stop26h 57mAlaska Airlines
Mon 12/81:23 pmPHX - HLN
1 stop28h 28mAlaska Airlines
Deal found 10/29$302
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:13 pmHLN - PHX
1 stop5h 38mAlaska Airlines
Fri 11/216:00 amPHX - HLN
1 stop12h 52mAlaska Airlines
Deal found 10/27$313
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:32 pmHLN - PHX
1 stop15h 36mAlaska Airlines
Thu 12/46:00 amPHX - HLN
1 stop11h 51mAlaska Airlines
Deal found 10/29$321
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:32 pmHLN - PHX
1 stop15h 36mAlaska Airlines
Sat 12/67:30 amPHX - HLN
2 stops10h 21mAlaska Airlines
Deal found 10/28$358

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 October 29, 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

Sun 12/7

6:28 pm-12:23 pm

1 stop17h 55m

Phoenix Sky Harbor Intl

Thu 12/11

6:00 am-5:51 pm

1 stop11h 51m

$263

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Fri 12/5

6:28 pm-12:23 pm

1 stop17h 55m

Phoenix Sky Harbor Intl

Mon 12/8

3:23 pm-5:51 pm

2 stops26h 28m

$302

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Mon 12/1

7:32 pm-11:08 am

1 stop15h 36m

Phoenix Sky Harbor Intl

Sat 12/6

9:00 am-5:51 pm

1 stop8h 51m

$302

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Wed 11/19

6:13 pm-11:51 pm

1 stop5h 38m

Phoenix Sky Harbor Intl

Fri 11/21

6:00 am-6:52 pm

1 stop12h 52m

$313

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Fri 12/12

1:06 pm-3:45 pm

2 stops26h 39m

$183

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Fri 12/12

2:30 pm-9:16 pm

1 stop6h 46m

$222

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Thu 12/25

5:30 am-10:05 am

1 stop4h 35m

$234

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Thu 12/25

6:10 am-1:14 am

2 stops19h 04m

$329

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Fri 11/7

6:13 pm-12:27 am

1 stop6h 14m

$443

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

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 October.
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 $116). Flying from Helena to Phoenix Sky Harbor Intl Airport in December is currently the most expensive (average of $213). 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 October 29, 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 October 29, 2025.
See what other customers who have flown with Alaska Airlines, 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.
Alaska Airlines
8.0
Very good
11,206 reviews

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,206 reviews
Alaska Airlines
8.0
Very good
11,206 reviews

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,994 reviews
Alaska Airlines
8.0
Very good
11,206 reviews

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
9,001 reviews
Alaska Airlines
8.0
Very good
11,206 reviews

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

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. 3 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 17h 55m. 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 $258 on this airline. Additional options worth looking into are Alaska Airlines and United Airlines, starting at $289 and $314 round-trip. You may be able to fly from Helena to Phoenix Sky Harbor Intl Airport for 35% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Helena to Phoenix Sky Harbor Intl Airport one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $183. United Airlines flights start at $222 while deals on Alaska Airlines start at $443 one-way.

  • 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 $116). Flying from Helena to Phoenix Sky Harbor Intl Airport in December is currently the most expensive (average of $213). 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
Glendale
Payson
Chandler
Casa Grande
Globe
Goodyear
Peoria
Camp Verde
Buckeye
Surprise
Paradise Valley
Avondale
Guadalupe

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Top 3 airlines flying from Helena to Sky Harbor Intl

Discover the top 3 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$358FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$289Average$330FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$314Average$516FlexibilityNo cancel feeOn-time69%

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