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$339+ Cheap flights from Helena to Philadelphia (HLN - PHL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — PHL
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from Helena to Philadelphia

Cheapest flights from Helena to Philadelphia
Explore the most affordable flight options available from Helena to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/202:25 pm
HLN
-
PHL
1 stop7h 05m
United Airlines
Tue 2/246:27 am
PHL
-
HLN
2 stops9h 13m
United Airlines
Deal found 2/2$339
This Alaska Airlines deal was found by Cheapflights users on 2/4. 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 6/124:59 pm
HLN
-
PHL
1 stop10h 51m
Alaska Airlines
Tue 6/167:04 pm
PHL
-
HLN
1 stop23h 18m
Alaska Airlines
Deal found 2/4$544

Find flight deals from Helena to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Philadelphia (PHL). 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 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$339
(United Airlines)

Popular in

October

Cheapest in

July

Average price

$432
Provider with most accurate pricing for Helena-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Helena-Philadelphia flights.
Search Deals
From Helena to Philadelphia
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($186 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% 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 Philadelphia 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 4, 2026.
Use the filters below to find and compare flights from Helena to Philadelphia that are best for you.

Fly from

Helena

Fly to

Philadelphia

Route

Depart

Return

Price

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Fri 2/20

2:25 pm-11:30 pm

1 stop7h 05m

Philadelphia

Tue 2/24

6:27 am-1:40 pm

2 stops9h 13m

$339

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Fri 6/12

4:59 pm-5:50 am

1 stop10h 51m

Philadelphia

Tue 6/16

7:04 pm-4:22 pm

1 stop23h 18m

$544

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Wed 2/11

1:10 pm-11:53 pm

1 stop8h 43m

$508

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Compare providers for flights from Helena to Philadelphia

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 Philadelphia in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Helena-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Helena-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Helena-Philadelphia 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-Philadelphia 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 Philadelphia

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

What is the cheapest month to book a flight from Helena to Philadelphia?

Currently, February is the cheapest month in which you can book a flight from Helena to Philadelphia (average of $110). Flying from Helena to Philadelphia in April is currently the most expensive (average of $251). 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 Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated February 4, 2026.
Read through reviews of airlines operating flights from Helena to Philadelphia, 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
9,236 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,236 reviews
United Airlines
7.4
Good
9,236 reviews

Crew

8.1

Entertainment

7.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Helena to Philadelphia. 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 Helena to Philadelphia?

    There are many flights that can get you from Helena to Philadelphia in 7h 05m. Fly via United Airlines to get the fastest option. Helena and Philadelphia are separated by a distance of 1887 mi.

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

    Our cheapest airline available from Helena to Philadelphia is United Airlines. Our recent data shows that you can find tickets from as low as $283 on this airline. Users have found that United Airlines is 51% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Helena to Philadelphia 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 Philadelphia?

    Currently, February is the cheapest month in which you can book a flight from Helena to Philadelphia (average of $110). Flying from Helena to Philadelphia in April is currently the most expensive (average of $251). 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 Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Newark

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Alternative routes for Helena to Philadelphia

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Top airline flying from Helena to Philadelphia

Discover the top airline that operate flights from Helena to Philadelphia. 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 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$283Average$651FlexibilityNo cancel feeOn-time69%

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