What is the cheapest airline that flies from Helena to Philadelphia?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Helena to Philadelphia

What airlines fly to Philadelphia?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Philadelphia from Helena according to our data. United Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 6 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Helena Airport to Philadelphia Airport?

Prices for flights from Helena Airport to Philadelphia Airport were last updated today.

How many operators does momondo search for flights from Helena Airport to Philadelphia Airport?

The number of operators available for flights from Helena Airport to Philadelphia Airport is 1 as of December 2025.

How old do you have to be to fly from Helena Airport to Philadelphia Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Helena Airport to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$265 Cheap Flights from Helena to Philadelphia in 2025/26

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Find the cheapest flights from Helena to Philadelphia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 11:30 pm

HLN

PHL

15h 15m1 stop

3:37 pm - 1:40 pm

PHL

HLN

24h 03m1 stop

$565United Airlines

Wed, Feb 18 - Sat, Feb 21

2:25 pm - 9:48 am

HLN

PHL

17h 23m2 stops

3:37 pm - 1:40 pm

PHL

HLN

24h 03m1 stop

$570United Airlines

Wed, Feb 18 - Sat, Feb 21

4:59 pm - 5:50 am

HLN

PHL

10h 51m1 stop

7:04 pm - 4:22 pm

PHL

HLN

23h 18m1 stop

$581Alaska Airlines

Fri, Jun 12 - Tue, Jun 16

2:25 pm - 3:51 pm

HLN

PHL

23h 26m1 stop

3:37 pm - 1:40 pm

PHL

HLN

24h 03m1 stop

$585United Airlines

Wed, Feb 18 - Sat, Feb 21

6:15 am - 9:48 am

HLN

PHL

25h 33m2 stops

6:27 am - 9:16 pm

PHL

HLN

16h 49m2 stops

$589United Airlines

Wed, Feb 18 - Sat, Feb 21

2:25 pm - 9:48 am

HLN

PHL

17h 23m2 stops

6:27 am - 1:40 pm

PHL

HLN

9h 13m2 stops

$592United Airlines

Wed, Feb 18 - Sat, Feb 21

5:20 pm - 5:16 am

HLN

PHL

9h 56m1 stop

10:10 am - 8:59 pm

PHL

HLN

12h 49m2 stops

$681United Airlines

Fri, Jun 12 - Tue, Jun 16

4:59 pm - 4:06 pm

HLN

PHL

21h 07m2 stops

5:15 pm - 4:22 pm

PHL

HLN

25h 07m2 stops

$744Alaska Airlines

Fri, Jun 12 - Tue, Jun 16

Delta flights from Helena to Philadelphia

Our best Delta deals on Helena to Philadelphia flight tickets

Delta

Dec 27

HLN5:30 amHelena

12h 10m

2 stops

PHL7:40 pmPhiladelphia

Dec 29

PHL7:05 amPhiladelphia

7h 25m

1 stop

HLN12:30 pmHelena

$1,022

Find similar

Delta

Dec 25

HLN5:30 amHelena

10h 07m

2 stops

PHL5:37 pmPhiladelphia

Dec 27

PHL7:05 amPhiladelphia

7h 25m

1 stop

HLN12:30 pmHelena

$1,503

Find similar

Delta

Dec 26

HLN5:30 amHelena

12h 10m

2 stops

PHL7:40 pmPhiladelphia

Dec 28

PHL1:47 pmPhiladelphia

10h 43m

2 stops

HLN10:30 pmHelena

$1,673

Find similar

United Airlines flights from Helena to Philadelphia

Our best United Airlines deals on Helena to Philadelphia flight tickets

United Airlines

Feb 18

HLN6:15 amHelena

15h 15m

1 stop

PHL11:30 pmPhiladelphia

Feb 21

PHL3:37 pmPhiladelphia

24h 03m

1 stop

HLN1:40 pmHelena

$565

Find similar

United Airlines

Feb 18

HLN6:15 amHelena

25h 33m

2 stops

PHL9:48 amPhiladelphia

Feb 21

PHL3:37 pmPhiladelphia

24h 03m

1 stop

HLN1:40 pmHelena

$570

Find similar

United Airlines

Feb 18

HLN2:25 pmHelena

23h 26m

1 stop

PHL3:51 pmPhiladelphia

Feb 21

PHL3:37 pmPhiladelphia

24h 03m

1 stop

HLN1:40 pmHelena

$585

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Wed 2/18

6:15 am-11:30 pm

1 stop15h 15m

Philadelphia

Sat 2/21

3:37 pm-1:40 pm

1 stop24h 03m

$565

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Wed 2/18

2:25 pm-9:48 am

2 stops17h 23m

Philadelphia

Sat 2/21

3:37 pm-1:40 pm

1 stop24h 03m

$570

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

$581

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Wed 2/18

2:25 pm-3:51 pm

1 stop23h 26m

Philadelphia

Sat 2/21

3:37 pm-1:40 pm

1 stop24h 03m

$585

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Wed 2/18

6:15 am-9:48 am

2 stops25h 33m

Philadelphia

Sat 2/21

6:27 am-9:16 pm

2 stops16h 49m

$589

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Wed 2/18

2:25 pm-9:48 am

2 stops17h 23m

Philadelphia

Sat 2/21

6:27 am-1:40 pm

2 stops9h 13m

$592

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Fri 6/12

5:20 pm-5:16 am

1 stop9h 56m

Philadelphia

Tue 6/16

10:10 am-8:59 pm

2 stops12h 49m

$681

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Fri 6/12

4:59 pm-4:06 pm

2 stops21h 07m

Philadelphia

Tue 6/16

5:15 pm-4:22 pm

2 stops25h 07m

$744

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Thu 6/11

2:30 pm-10:41 pm

1 stop6h 11m

$265

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Wed 6/10

4:59 pm-5:50 am

1 stop10h 51m

$333

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Helena to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from Helena to Philadelphia is on a Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $578. On the other hand, Saturday is the most expensive day to depart from Helena because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $818.

What is the cheapest time of day to depart on your flight to Philadelphia?

According to our data, the cheapest time of day to fly to Philadelphia is at noon. momondo users have found flights departing from Helena to Philadelphia at noon for as low as $604. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the morning when prices are around $653.

Can stopping save me money on Helena to Philadelphia flights?

You could potentially save up to 32% on your flight if you consider stops on a Helena to Philadelphia flight.

When to book flights from Helena to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Helena to Philadelphia (HLN to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Philadelphia

Fastest flight time	9h 05m
Direct flights	None

The fastest flight from Helena to Philadelphia takes 9h 05m

There are no direct flights from Helena to Philadelphia. There are no popular flight routes from Helena to Philadelphia.

Search flight deals

How far is Helena to Philadelphia by plane?
Helena and Philadelphia are 1891.3 mi apart from one another. A reasonable flight in good conditions will take 9h 05m.
When did momondo last update prices for flights from Helena Airport to Philadelphia Airport?
Prices for flights from Helena Airport to Philadelphia Airport were last updated today.
How many operators does momondo search for flights from Helena Airport to Philadelphia Airport?
The number of operators available for flights from Helena Airport to Philadelphia Airport is 1 as of December 2025.
How old do you have to be to fly from Helena Airport to Philadelphia Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Helena Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Helena to Philadelphia?
Based on momondo bookings for flights between Helena and Philadelphia, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Helena to Philadelphia

Compare and see reviews for airlines that fly from Helena to Philadelphia with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $422	Free Cancellation	Rating 7.4 9,105 reviews		Search United Airlines flights

Wildwood

Cape May

Rehoboth Beach

Wildwood Crest

Ocean City

King of Prussia

Cherry Hill

Newark

Dewey Beach

Reading

North Wildwood

Avalon

Dover

Lewes

Stone Harbor

Essington

Vineland

Pottstown

Elkton

Somers Point

Why use momondo?

Why should I use momondo to find a flight deal from Helena to Philadelphia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Helena to Philadelphia. momondo saves you time and could save you money on your trip.

Can I find flights from Helena to Philadelphia with flexible booking policies on momondo?

All flight searches from Helena to Philadelphia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Helena to Philadelphia?

momondo helps you find the best flight between Helena and Philadelphia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Helena to Philadelphia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Helena to Philadelphia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.