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Helena

$268+ Cheap flights from Philadelphia to Helena (PHL - HLN)

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — HLN
Aug 13 — Aug 201
Thu 8/13
Thu 8/20
1 adult, Economy
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Cheap flight deals from Philadelphia to Helena

Cheapest flights from Philadelphia to Helena
Explore the most affordable flight options available from Philadelphia to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 14, 2026.

This United Airlines deal was found by Cheapflights users on 7/12. 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.
Mon 9/78:00 am
PHL
-
HLN
1 stop7h 45m
United Airlines
Sat 9/122:35 pm
HLN
-
PHL
1 stop7h 09m
United Airlines
Deal found 7/12$349
This Delta deal was found by Cheapflights users on 7/10. 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.
Sun 11/17:20 am
PHL
-
HLN
1 stop7h 03m
Delta
Sat 11/77:15 am
HLN
-
PHL
1 stop8h 24m
Delta
Deal found 7/10$374
This Orbitz deal was found by Cheapflights users on 7/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:49 pm
PHL
-
HLN
1 stop24h 15m
Alaska Airlines
Sat 11/74:41 pm
HLN
-
PHL
1 stop10h 52m
Alaska Airlines
Deal found 7/11$399
This Delta deal was found by Cheapflights users on 7/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:46 am
PHL
-
HLN
2 stops8h 29m
Delta
Sat 10/177:15 am
HLN
-
PHL
1 stop8h 24m
Delta
Deal found 7/11$419
This Alaska Airlines deal was found by Cheapflights users on 7/8. 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 11/144:25 pm
PHL
-
HLN
2 stops25h 39m
Alaska Airlines
Tue 11/174:41 pm
HLN
-
PHL
1 stop10h 52m
Alaska Airlines
Deal found 7/8$447
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Tue 9/13:48 pm
PHL
-
HLN
1 stop7h 42m
United Airlines
Sat 9/52:35 pm
HLN
-
PHL
1 stop7h 09m
United Airlines
Deal found 7/12$449
This Alaska Airlines deal was found by Cheapflights users on 7/9. 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.
Fri 8/286:59 pm
PHL
-
HLN
1 stop23h 35m
Alaska Airlines
Mon 8/315:11 pm
HLN
-
PHL
1 stop10h 29m
Alaska Airlines
Deal found 7/9$457
This Alaska Airlines deal was found by Cheapflights users on 7/10. 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.
Tue 9/87:00 am
PHL
-
HLN
1 stop11h 41m
Alaska Airlines
Sat 9/195:18 pm
HLN
-
PHL
1 stop10h 22m
Alaska Airlines
Deal found 7/10$467

Find flight deals from Philadelphia to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Helena (HLN). 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 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(United Airlines)

One-way from

$268
(Delta)
Provider with most accurate pricing for Philadelphia-Helena flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Helena flights.
Search Deals
From Philadelphia to Helena
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One-way flight from Philadelphia to Helena
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Helena 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 14, 2026.
Use the filters below to find and compare flights from Philadelphia to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Sat 11/14

7:00 am-4:04 pm

1 stop11h 04m

Helena

Tue 11/17

4:41 pm-5:33 am

1 stop10h 52m

$349
Quickest round-trip

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Sun 11/1

7:20 am-12:23 pm

1 stop7h 03m

Helena

Sat 11/7

7:15 am-5:39 pm

1 stop8h 24m

$374

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Tue 9/1

10:34 am-9:30 pm

2 stops12h 56m

Helena

Sat 9/5

2:35 pm-11:44 pm

1 stop7h 09m

$454

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Sat 11/14

11:24 am-9:39 pm

2 stops12h 15m

Helena

Tue 11/17

6:15 am-5:42 pm

2 stops9h 27m

$459

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Sat 8/15

10:30 am-9:30 pm

2 stops13h 00m

Helena

Fri 8/21

2:35 pm-11:44 pm

1 stop7h 09m

$495

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Wed 9/23

6:59 pm-4:41 pm

1 stop23h 42m

Helena

Sat 10/3

4:48 pm-5:40 am

1 stop10h 52m

$512

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Wed 9/23

11:04 am-9:30 pm

2 stops12h 26m

Helena

Tue 10/6

2:30 pm-11:29 pm

1 stop6h 59m

$520
Cheapest one-way
Quickest one-way

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Wed 9/9

7:20 am-12:17 pm

1 stop6h 57m

$268

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Wed 9/9

1:30 pm-9:30 pm

2 stops10h 00m

$273

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Wed 9/23

3:48 pm-9:30 pm

1 stop7h 42m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/13

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from Philadelphia to Helena

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 Philadelphia to Helena in July.
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 Philadelphia-Helena flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Helena flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Helena flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Helena 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 Philadelphia-Helena 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 Philadelphia to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from Philadelphia 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.

Reviews of airlines servicing Helena

Get insights into the airlines that provide service to Helena. 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 Helena. Reviews last updated July 14, 2026.
Read through reviews of airlines operating flights from Philadelphia to Helena, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,983 reviews

Food

6.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
9,983 reviews
United Airlines
7.4
Good
9,983 reviews

Food

6.7

Crew

8.1

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

Related info for your journey

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

  • How long is the flight from Philadelphia to Helena?

    Alaska Airlines and Delta can get you from Philadelphia to Helena in just under 7h 03m. Your travel time can differ by up to 4h 01m. The distance between Philadelphia and Helena is about 1887 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Philadelphia to Helena round-trip?

    Cheapflights users have booked flights from Philadelphia to Helena round-trip from $368.

  • Can I find deals for flights from Philadelphia to Helena that include hotel bookings?

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

  • How can I find direct flights from Philadelphia to Helena?

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

  • Can I find deals for business class flights from Philadelphia to Helena?

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Philadelphia to Helena

Discover the top airline that operate flights from Philadelphia to Helena. 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 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$368Average$674FlexibilityNo cancel feeOn-time69%

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