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

United Airlines is the most popular carrier 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 60% 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 July 2026.

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.

$354 Cheap Flights from Helena to Philadelphia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helena to Philadelphia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:34 pm - 11:46 pm

HLN

PHL

7h 12m

1 stop

11:24 am - 9:39 pm

PHL

HLN

12h 15m

2 stops

$354United Airlines

Mon, Oct 26 - Mon, Nov 9

4:48 pm - 5:40 am

HLN

PHL

10h 52m

1 stop

6:39 pm - 4:11 pm

PHL

HLN

23h 32m

1 stop

$384Alaska Airlines

Tue, Oct 6 - Fri, Oct 9

4:41 pm - 5:33 am

HLN

PHL

10h 52m

1 stop

7:00 am - 4:04 pm

PHL

HLN

11h 04m

1 stop

$399Alaska Airlines

Sat, Nov 14 - Tue, Nov 17

2:30 pm - 11:29 pm

HLN

PHL

6h 59m

1 stop

11:20 am - 9:18 pm

PHL

HLN

11h 58m

2 stops

$408United Airlines

Tue, Oct 6 - Sat, Oct 10

4:48 pm - 5:40 am

HLN

PHL

10h 52m

1 stop

7:00 am - 4:04 pm

PHL

HLN

11h 04m

1 stop

$409Alaska Airlines

Tue, Oct 27 - Mon, Nov 9

5:18 pm - 5:40 am

HLN

PHL

10h 22m

1 stop

7:00 am - 4:41 pm

PHL

HLN

11h 41m

1 stop

$419Alaska Airlines

Thu, Sep 10 - Thu, Sep 17

2:35 pm - 11:44 pm

HLN

PHL

7h 09m

1 stop

3:48 pm - 9:30 pm

PHL

HLN

7h 42m

1 stop

$449United Airlines

Tue, Sep 1 - Sat, Sep 5

2:35 pm - 11:44 pm

HLN

PHL

7h 09m

1 stop

1:30 pm - 9:30 pm

PHL

HLN

10h 00m

2 stops

$454United Airlines

Tue, Sep 1 - Sat, Sep 5

5:11 pm - 5:40 am

HLN

PHL

10h 29m

1 stop

7:00 am - 4:41 pm

PHL

HLN

11h 41m

1 stop

$459Alaska Airlines

Thu, Sep 3 - Tue, Sep 8

4:41 pm - 5:33 am

HLN

PHL

10h 52m

1 stop

4:25 pm - 4:04 pm

PHL

HLN

25h 39m

2 stops

$462Alaska Airlines

Sat, Nov 14 - Tue, Nov 17

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Alaska Airlines flights from Helena to Philadelphia

Our best Alaska Airlines deals on Helena to Philadelphia flight tickets

Alaska Airlines

Oct 6

HLN4:48 pmHelena

10h 52m

1 stop

PHL5:40 amPhiladelphia

Oct 9

PHL6:39 pmPhiladelphia

23h 32m

1 stop

HLN4:11 pmHelena

$384

Alaska Airlines

Nov 14

HLN4:41 pmHelena

10h 52m

1 stop

PHL5:33 amPhiladelphia

Nov 17

PHL7:00 amPhiladelphia

11h 04m

1 stop

HLN4:04 pmHelena

$399

Alaska Airlines

Oct 27

HLN4:48 pmHelena

10h 52m

1 stop

PHL5:40 amPhiladelphia

Nov 9

PHL7:00 amPhiladelphia

11h 04m

1 stop

HLN4:04 pmHelena

$409

United Airlines flights from Helena to Philadelphia

Our best United Airlines deals on Helena to Philadelphia flight tickets

United Airlines

Oct 26

HLN2:34 pmHelena

7h 12m

1 stop

PHL11:46 pmPhiladelphia

Nov 9

PHL11:24 amPhiladelphia

12h 15m

2 stops

HLN9:39 pmHelena

$354

United Airlines

Oct 6

HLN2:30 pmHelena

6h 59m

1 stop

PHL11:29 pmPhiladelphia

Oct 10

PHL11:20 amPhiladelphia

11h 58m

2 stops

HLN9:18 pmHelena

$408

United Airlines

Sep 1

HLN2:35 pmHelena

7h 09m

1 stop

PHL11:44 pmPhiladelphia

Sep 5

PHL3:48 pmPhiladelphia

7h 42m

1 stop

HLN9:30 pmHelena

$449

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Mon 10/26

2:34 pm-11:46 pm

1 stop7h 12m

Philadelphia

Mon 11/9

11:24 am-9:39 pm

2 stops12h 15m

$354

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Tue 10/6

4:48 pm-5:40 am

1 stop10h 52m

Philadelphia

Fri 10/9

6:39 pm-4:11 pm

1 stop23h 32m

$384

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Sat 11/14

4:41 pm-5:33 am

1 stop10h 52m

Philadelphia

Tue 11/17

7:00 am-4:04 pm

1 stop11h 04m

$399

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Tue 10/6

2:30 pm-11:29 pm

1 stop6h 59m

Philadelphia

Sat 10/10

11:20 am-9:18 pm

2 stops11h 58m

$408

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Tue 10/27

4:48 pm-5:40 am

1 stop10h 52m

Philadelphia

Mon 11/9

7:00 am-4:04 pm

1 stop11h 04m

$409

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Thu 9/10

5:18 pm-5:40 am

1 stop10h 22m

Philadelphia

Thu 9/17

7:00 am-4:41 pm

1 stop11h 41m

$419

Quickest round-trip

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Tue 9/1

2:35 pm-11:44 pm

1 stop7h 09m

Philadelphia

Sat 9/5

3:48 pm-9:30 pm

1 stop7h 42m

$449

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Tue 9/1

2:35 pm-11:44 pm

1 stop7h 09m

Philadelphia

Sat 9/5

1:30 pm-9:30 pm

2 stops10h 00m

$454

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Thu 9/3

5:11 pm-5:40 am

1 stop10h 29m

Philadelphia

Tue 9/8

7:00 am-4:41 pm

1 stop11h 41m

$459

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Sat 11/14

4:41 pm-5:33 am

1 stop10h 52m

Philadelphia

Tue 11/17

4:25 pm-4:04 pm

2 stops25h 39m

$462

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

Can stopping save me money on Helena to Philadelphia flights?

You could potentially save up to 51% 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	7h 09m
Direct flights	None

The fastest flight from Helena to Philadelphia takes 7h 09m

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

Search flight deals

Frequently asked questions about flying from Helena to Philadelphia

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 7h 09m.
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 July 2026.
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 $314	Free Cancellation	Rating 7.4 9,976 reviews		Search United Airlines flights

Wildwood

Rehoboth Beach

Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Reading

Dewey Beach

Dover

Essington

North Wildwood

Avalon

New Castle

Lewes

Chester

Stone Harbor

Vineland

Pottstown

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.