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Sky Harbor Intl

$224+ 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — PHX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$338
(Alaska Airlines)

One-way from

$224
(Delta)

Popular in

August

Cheapest in

February

Average price

$476
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 June 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 June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/12. 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 9/84:02 pmHLN - PHX
1 stop23h 56mAlaska Airlines
Fri 9/1912:00 pmPHX - HLN
1 stop26h 21mAlaska Airlines
Deal found 6/12$338
This Delta deal was found by Cheapflights users on 6/10. 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.
Sat 8/95:50 amHLN - PHX
1 stop3h 44mDelta
Sat 8/166:10 amPHX - HLN
1 stop5h 10mDelta
Deal found 6/10$394
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 7/115:39 pmHLN - PHX
1 stop5h 21mUnited Airlines
Mon 7/149:51 amPHX - HLN
1 stop6h 04mUnited Airlines
Deal found 6/12$517

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 June 12, 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

Thu 8/21

4:02 pm-9:00 pm

1 stop5h 58m

Phoenix Sky Harbor Intl

Mon 8/25

12:00 pm-3:21 pm

1 stop26h 21m

$357

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sat 8/9

5:50 am-8:34 am

1 stop3h 44m

Phoenix Sky Harbor Intl

Sat 8/16

6:10 am-12:20 pm

1 stop5h 10m

$394

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sat 12/6

7:00 am-9:20 pm

2 stops14h 20m

Phoenix Sky Harbor Intl

Sat 12/13

6:00 am-8:59 pm

2 stops14h 59m

$590

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sat 7/5

5:44 am-8:36 am

1 stop3h 52m

$224

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Wed 6/25

4:09 pm-9:00 pm

1 stop5h 51m

$248

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sun 7/13

4:09 pm-2:47 pm

1 stop23h 38m

$333

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sun 7/6

5:39 pm-3:09 pm

2 stops22h 30m

$453

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 June 12, 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.

Rainfall in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phoenix Sky Harbor Intl Airport ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix Sky Harbor Intl Airport when rainfall is around 0.0 in.

Temperature in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phoenix Sky Harbor Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

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 June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

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

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

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
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

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 Alaska Airlines. Our recent data shows that you can find tickets from as low as $338 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $394 and $517 round-trip. You may be able to fly from Helena to Phoenix Sky Harbor Intl Airport for 18% 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 $224. Hawaiian Airlines flights start at $248 while deals on Alaska Airlines start at $333 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$260Average$366FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$289Average$394FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$314Average$474FlexibilityNo cancel feeOn-time69%

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