What airlines fly to Helena?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Helena from Philadelphia according to our data. United Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 6 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.

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

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

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

As of May 2026, there is 1 operator available to choose from for flights from Philadelphia Airport to Helena Airport.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Helena Airport.

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

The required travel and health documents for your Helena 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 Helena Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$359 Cheap Flights from Philadelphia to Helena in 2026

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Find the cheapest flights from Philadelphia to Helena

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:16 pm - 4:06 pm

PHL

HLN

22h 50m

1 stop

5:09 pm - 6:13 am

HLN

PHL

11h 04m

1 stop

$359Alaska Airlines

Fri, Jun 5 - Wed, Jun 10

6:04 pm - 4:41 pm

PHL

HLN

24h 37m

1 stop

5:18 pm - 5:40 am

HLN

PHL

10h 22m

1 stop

$409Alaska Airlines

Mon, Sep 7 - Sat, Sep 12

7:00 am - 4:06 pm

PHL

HLN

11h 06m

1 stop

4:43 pm - 5:35 am

HLN

PHL

10h 52m

1 stop

$419Alaska Airlines

Sun, May 24 - Thu, May 28

7:00 am - 4:06 pm

PHL

HLN

11h 06m

1 stop

4:43 pm - 5:35 am

HLN

PHL

10h 52m

1 stop

$464Alaska Airlines

Sat, May 23 - Tue, May 26

7:00 am - 4:06 pm

PHL

HLN

11h 06m

1 stop

5:09 pm - 6:13 am

HLN

PHL

11h 04m

1 stop

$469Alaska Airlines

Fri, Jun 5 - Wed, Jun 10

7:00 am - 4:34 pm

PHL

HLN

11h 34m

1 stop

5:11 pm - 5:40 am

HLN

PHL

10h 29m

1 stop

$492Alaska Airlines

Sat, Aug 29 - Wed, Sep 2

4:44 pm - 4:34 pm

PHL

HLN

25h 50m

2 stops

5:11 pm - 5:40 am

HLN

PHL

10h 29m

1 stop

$497Alaska Airlines

Sat, Aug 29 - Wed, Sep 2

4:44 pm - 4:41 pm

PHL

HLN

25h 57m

2 stops

5:18 pm - 5:40 am

HLN

PHL

10h 22m

1 stop

$502Alaska Airlines

Mon, Sep 7 - Sat, Sep 12

4:45 pm - 4:06 pm

PHL

HLN

25h 21m

2 stops

5:09 pm - 6:13 am

HLN

PHL

11h 04m

1 stop

$522Alaska Airlines

Fri, Jun 5 - Wed, Jun 10

4:45 pm - 4:06 pm

PHL

HLN

25h 21m

2 stops

5:09 pm - 6:13 am

HLN

PHL

11h 04m

1 stop

$526Alaska Airlines

Fri, Jun 5 - Wed, Jun 10

United Airlines flights from Philadelphia to Helena

Our best United Airlines deals on Philadelphia to Helena flight tickets

United Airlines

Aug 29

PHL11:03 amPhiladelphia

12h 27m

2 stops

HLN9:30 pmHelena

Sep 2

HLN6:15 amHelena

9h 39m

2 stops

PHL5:54 pmPhiladelphia

$622

United Airlines

Aug 29

PHL1:30 pmPhiladelphia

10h 00m

2 stops

HLN9:30 pmHelena

Sep 2

HLN6:15 amHelena

9h 39m

2 stops

PHL5:54 pmPhiladelphia

$627

United Airlines

Aug 29

PHL11:03 amPhiladelphia

12h 27m

2 stops

HLN9:30 pmHelena

Sep 2

HLN6:15 amHelena

9h 39m

2 stops

PHL5:54 pmPhiladelphia

$629

Alaska Airlines flights from Philadelphia to Helena

Our best Alaska Airlines deals on Philadelphia to Helena flight tickets

Alaska Airlines

Jun 5

PHL7:16 pmPhiladelphia

22h 50m

1 stop

HLN4:06 pmHelena

Jun 10

HLN5:09 pmHelena

11h 04m

1 stop

PHL6:13 amPhiladelphia

$359

Alaska Airlines

Sep 7

PHL6:04 pmPhiladelphia

24h 37m

1 stop

HLN4:41 pmHelena

Sep 12

HLN5:18 pmHelena

10h 22m

1 stop

PHL5:40 amPhiladelphia

$409

Alaska Airlines

May 24

PHL7:00 amPhiladelphia

11h 06m

1 stop

HLN4:06 pmHelena

May 28

HLN4:43 pmHelena

10h 52m

1 stop

PHL5:35 amPhiladelphia

$419

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Fri 6/5

7:16 pm-4:06 pm

1 stop22h 50m

Helena

Wed 6/10

5:09 pm-6:13 am

1 stop11h 04m

$359

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Mon 9/7

6:04 pm-4:41 pm

1 stop24h 37m

Helena

Sat 9/12

5:18 pm-5:40 am

1 stop10h 22m

$409

Quickest round-trip

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Sun 5/24

7:00 am-4:06 pm

1 stop11h 06m

Helena

Thu 5/28

4:43 pm-5:35 am

1 stop10h 52m

$419

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Sat 5/23

7:00 am-4:06 pm

1 stop11h 06m

Helena

Tue 5/26

4:43 pm-5:35 am

1 stop10h 52m

$464

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Fri 6/5

7:00 am-4:06 pm

1 stop11h 06m

Helena

Wed 6/10

5:09 pm-6:13 am

1 stop11h 04m

$469

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Sat 8/29

7:00 am-4:34 pm

1 stop11h 34m

Helena

Wed 9/2

5:11 pm-5:40 am

1 stop10h 29m

$492

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Sat 8/29

4:44 pm-4:34 pm

2 stops25h 50m

Helena

Wed 9/2

5:11 pm-5:40 am

1 stop10h 29m

$497

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Mon 9/7

4:44 pm-4:41 pm

2 stops25h 57m

Helena

Sat 9/12

5:18 pm-5:40 am

1 stop10h 22m

$502

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Fri 6/5

4:45 pm-4:06 pm

2 stops25h 21m

Helena

Wed 6/10

5:09 pm-6:13 am

1 stop11h 04m

$522

PhiladelphiaHelena

PHL - HLN

PHLHLN

Philadelphia

Fri 6/5

4:45 pm-4:06 pm

2 stops25h 21m

Helena

Wed 6/10

5:09 pm-6:13 am

1 stop11h 04m

$526

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Philadelphia to Helena

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 month to fly to Helena?

If you aren’t able to travel to Helena during the month of November, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $0.

When to book flights from Philadelphia to Helena

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

Estimated round-trip price

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

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

Fastest flight time	7h 06m
Direct flights	None

The fastest flight from Philadelphia to Helena takes 7h 06m

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

Search flight deals

Frequently asked questions about flying from Philadelphia to Helena

How far is Philadelphia to Helena by plane?
The distance between Philadelphia and Helena is about 1891.3 mi. In terms of flight time, this usually takes a little over 7h 06m.
When did momondo last update prices for flights from Philadelphia Airport to Helena Airport?
Prices for flights from Philadelphia Airport to Helena Airport were last updated today.
How many operators does momondo search for flights from Philadelphia Airport to Helena Airport?
As of May 2026, there is 1 operator available to choose from for flights from Philadelphia Airport to Helena Airport.
How old do you have to be to fly from Philadelphia Airport to Helena Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The required travel and health documents for your Helena 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 Helena 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 Philadelphia to Helena?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Philadelphia to Helena is United Airlines (100% of total bookings).

Best airlines flying from Philadelphia to Helena

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $508	Free Cancellation	Rating 7.4 9,706 reviews		Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Helena. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Helena from Philadelphia which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Philadelphia to Helena.

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

Price alerts on flights to Helena from Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.