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Sky Harbor Intl

$208+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — PHX
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$278
(Hawaiian Airlines)

One-way from

$208
(Alaska Airlines)

Popular in

August

Cheapest in

February

Average price

$373
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. 10% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 7/1. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/164:02 pmHLN - PHX
1 stop5h 58mHawaiian Airlines
Wed 9/178:04 amPHX - HLN
1 stop6h 17mHawaiian Airlines
Deal found 7/1$278
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/125:50 amHLN - PHX
1 stop3h 39mDelta
Tue 8/125:20 pmPHX - HLN
1 stop3h 53mDelta
Deal found 7/3$279
This Alaska Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 10/46:18 pmHLN - PHX
1 stop16h 47mAlaska Airlines
Tue 10/78:00 amPHX - HLN
1 stop8h 41mAlaska Airlines
Deal found 7/2$306
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Sun 8/35:39 pmHLN - PHX
1 stop16h 10mUnited Airlines
Sat 8/96:00 amPHX - HLN
1 stop9h 55mUnited Airlines
Deal found 7/3$495

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 July 3, 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

Tue 9/16

4:02 pm-9:00 pm

1 stop5h 58m

Phoenix Sky Harbor Intl

Wed 9/17

8:04 am-3:21 pm

1 stop6h 17m

$278

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Tue 8/12

5:50 am-8:29 am

1 stop3h 39m

Phoenix Sky Harbor Intl

Tue 8/12

5:20 pm-10:13 pm

1 stop3h 53m

$279

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sat 10/4

6:18 pm-10:05 am

1 stop16h 47m

Phoenix Sky Harbor Intl

Tue 10/7

8:00 am-5:41 pm

1 stop8h 41m

$306

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sun 8/3

5:39 pm-8:49 am

1 stop16h 10m

Phoenix Sky Harbor Intl

Sat 8/9

6:00 am-4:55 pm

1 stop9h 55m

$495

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Tue 8/5

4:08 pm-9:00 pm

1 stop5h 52m

$208

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Tue 7/29

4:09 pm-11:54 pm

1 stop8h 45m

$217

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Tue 8/5

1:00 pm-10:31 pm

2 stops10h 31m

$218

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sun 8/10

5:39 pm-10:00 pm

1 stop5h 21m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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, January is the cheapest month in which you can book a flight from Helena to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Helena to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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 July 3, 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 47% 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 July 3, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian 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
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,970 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,845 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 Hawaiian Airlines. Our recent data shows that you can find tickets from as low as $278 on this airline. Additional options worth looking into are Delta and Alaska Airlines, starting at $279 and $306 round-trip. You may be able to fly from Helena to Phoenix Sky Harbor Intl Airport for 33% 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 Alaska Airlines, which is currently one of the cheapest options available, starting at $208. Hawaiian Airlines flights start at $217 while deals on Delta start at $218 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, January is the cheapest month in which you can book a flight from Helena to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Helena to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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 Helena?

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$260Average$365FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$289Average$394FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$314Average$474FlexibilityNo cancel feeOn-time69%

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