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Sky Harbor Intl

$139+ 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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — PHX
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
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 February 13, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:22 pm
HLN
-
PHX
1 stop6h 30m
Alaska Airlines
Wed 4/18:20 am
PHX
-
HLN
1 stop8h 25m
Alaska Airlines
Deal found 2/10$277
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:22 pm
HLN
-
PHX
1 stop6h 30m
Alaska Airlines
Fri 4/38:20 am
PHX
-
HLN
1 stop8h 25m
Alaska Airlines
Deal found 2/10$278
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:36 pm
HLN
-
PHX
1 stop7h 23m
Alaska Airlines
Wed 3/47:11 pm
PHX
-
HLN
1 stop20h 48m
Alaska Airlines
Deal found 2/10$293
This Alaska Airlines deal was found by Cheapflights users on 2/11. 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 3/14:36 pm
HLN
-
PHX
1 stop6h 19m
Alaska Airlines
Thu 3/58:20 am
PHX
-
HLN
1 stop7h 39m
Alaska Airlines
Deal found 2/11$294
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/72:30 pm
HLN
-
PHX
1 stop5h 11m
United Airlines
Sun 3/156:00 am
PHX
-
HLN
1 stop6h 38m
United Airlines
Deal found 2/10$303
This Alaska Airlines deal was found by Cheapflights users on 2/11. 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 2/254:36 pm
HLN
-
PHX
1 stop7h 23m
Alaska Airlines
Fri 2/278:20 am
PHX
-
HLN
1 stop7h 39m
Alaska Airlines
Deal found 2/11$309
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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.
Tue 8/254:08 pm
HLN
-
PHX
1 stop8h 48m
Alaska Airlines
Sat 8/297:05 am
PHX
-
HLN
1 stop7h 26m
Alaska Airlines
Deal found 2/9$310
This Delta deal was found by Cheapflights users on 2/10. 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.
Wed 3/251:02 pm
HLN
-
PHX
1 stop6h 26m
Delta
Tue 3/316:00 am
PHX
-
HLN
1 stop5h 21m
Delta
Deal found 2/10$320
This Alaska Airlines deal was found by Cheapflights users on 2/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:22 pm
HLN
-
PHX
1 stop6h 37m
Alaska Airlines
Fri 5/812:14 pm
PHX
-
HLN
1 stop28h 31m
Alaska Airlines
Deal found 2/10$326

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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$277
(Alaska Airlines)

One-way from

$139
(Alaska Airlines)

Popular in

November

Cheapest in

October

Average price

$422
Provider with most accurate pricing for Helena-Phoenix Sky Harbor Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helena-Phoenix Sky Harbor Intl flights.
Search Deals
From Helena to Phoenix Sky Harbor Intl
Search Deals
One-way flight from Helena to Phoenix Sky Harbor Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 13, 2026.
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

Fri 2/27

4:36 pm-10:55 pm

1 stop6h 19m

Phoenix Sky Harbor Intl

Wed 3/4

8:20 am-3:59 pm

1 stop7h 39m

$293

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Wed 2/25

4:36 pm-11:59 pm

1 stop7h 23m

Phoenix Sky Harbor Intl

Wed 3/4

7:11 pm-3:59 pm

1 stop20h 48m

$293

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sat 3/7

2:30 pm-7:41 pm

1 stop5h 11m

Phoenix Sky Harbor Intl

Sun 3/15

6:00 am-1:38 pm

1 stop6h 38m

$303

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Wed 6/24

5:45 am-8:52 am

1 stop4h 07m

Phoenix Sky Harbor Intl

Mon 6/29

5:20 pm-10:34 pm

1 stop4h 14m

$309

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Wed 2/25

4:36 pm-11:59 pm

1 stop7h 23m

Phoenix Sky Harbor Intl

Sat 2/28

8:20 am-3:59 pm

1 stop7h 39m

$309

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sat 3/28

6:22 pm-11:52 pm

1 stop6h 30m

Phoenix Sky Harbor Intl

Wed 4/1

8:20 am-5:45 pm

1 stop8h 25m

$309

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Sat 3/28

6:22 pm-11:52 pm

1 stop6h 30m

Phoenix Sky Harbor Intl

Fri 4/3

9:20 am-5:45 pm

1 stop7h 25m

$310

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Fri 3/27

6:22 pm-11:52 pm

1 stop6h 30m

Phoenix Sky Harbor Intl

Fri 4/3

8:20 am-5:45 pm

1 stop8h 25m

$310

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Wed 3/25

6:22 pm-11:52 pm

1 stop6h 30m

Phoenix Sky Harbor Intl

Wed 4/1

7:00 am-5:45 pm

2 stops9h 45m

$325

HelenaPhoenix

HLN - PHX

HLNPHX

Helena

Fri 5/1

6:22 pm-11:59 pm

1 stop6h 37m

Phoenix Sky Harbor Intl

Fri 5/8

12:14 pm-5:45 pm

1 stop28h 31m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 18 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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 $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.

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 February 13, 2026.
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
8,191 reviews

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

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
8,191 reviews
Delta
7.9
Good
8,191 reviews

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

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
9,286 reviews
Delta
7.9
Good
8,191 reviews

Overall

7.9

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Food

7.2

Crew

8.5

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 5h 11m. Fly via Alaska Airlines or United Airlines to get the fastest option. The distance between Helena and Phoenix Sky Harbor Intl Airport is about 909 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $287. You may be able to fly from Helena to Phoenix Sky Harbor Intl Airport for 48% 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 $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
Goodyear
Glendale
Paradise Valley
Casa Grande
Globe
Chandler
Payson
Camp Verde
Peoria
Buckeye
Surprise
Guadalupe

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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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$249Average$443FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$287Average$430FlexibilityNo cancel feeOn-time69%

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