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 2 as of August 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.

$180 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.

4:41 pm - 5:32 amHLN Helena-PHL Philadelphia

10h 51m1 stop Seattle/Tacoma Intl

7:02 am - 4:04 pmPHL Philadelphia-HLN Helena

11h 02m1 stop Seattle/Tacoma Intl

$359Alaska Airlines

Thu, Nov 12 - Sun, Nov 15

4:41 pm - 5:32 amHLN Helena-PHL Philadelphia

10h 51m1 stop Seattle/Tacoma Intl

7:02 am - 4:04 pmPHL Philadelphia-HLN Helena

11h 02m1 stop Seattle/Tacoma Intl

$359Alaska Airlines

Sat, Nov 14 - Tue, Nov 17

2:23 pm - 11:39 pmHLN Helena-PHL Philadelphia

7h 16m1 stop Denver Intl

10:54 am - 9:31 pmPHL Philadelphia-HLN Helena

12h 37m2 stops Chicago O'Hare Intl Denver Intl

$364United Airlines

Mon, Oct 26 - Mon, Nov 9

2:35 pm - 10:46 pmHLN Helena-PHL Philadelphia

6h 11m1 stop Denver Intl

9:45 am - 9:27 pmPHL Philadelphia-HLN Helena

13h 42m2 stops Chicago O'Hare Intl Denver Intl

$364United Airlines

Sat, Dec 5 - Sat, Dec 12

1:10 pm - 12:52 amHLN Helena-PHL Philadelphia

9h 42m2 stops Salt Lake City Atlanta Hartsfield-Jackson

7:10 am - 12:30 pmPHL Philadelphia-HLN Helena

7h 20m1 stop Salt Lake City

$364Delta

Sat, Dec 5 - Sat, Dec 12

6:30 am - 5:52 pmHLN Helena-PHL Philadelphia

9h 22m2 stops Denver Intl Chicago O'Hare Intl

1:15 pm - 9:27 pmPHL Philadelphia-HLN Helena

10h 12m2 stops Chicago O'Hare Intl Denver Intl

$369United Airlines

Sat, Dec 5 - Sat, Dec 12

4:41 pm - 5:32 amHLN Helena-PHL Philadelphia

10h 51m1 stop Seattle/Tacoma Intl

7:02 am - 4:04 pmPHL Philadelphia-HLN Helena

11h 02m1 stop Seattle/Tacoma Intl

$419Alaska Airlines

Sat, Nov 14 - Tue, Nov 17

4:08 pm - 5:27 amHLN Helena-PHL Philadelphia

11h 19m1 stop Seattle/Tacoma Intl

7:00 am - 3:31 pmPHL Philadelphia-HLN Helena

10h 31m1 stop Seattle/Tacoma Intl

$419Alaska Airlines

Sat, Dec 5 - Sat, Dec 12

12:57 pm - 12:40 amHLN Helena-PHL Philadelphia

9h 43m2 stops Salt Lake City Atlanta Hartsfield-Jackson

7:20 am - 12:17 pmPHL Philadelphia-HLN Helena

6h 57m1 stop Salt Lake City

$434Delta

Sat, Sep 12 - Wed, Sep 16

12:57 pm - 5:50 amHLN Helena-PHL Philadelphia

14h 53m2 stops Salt Lake City Seattle/Tacoma Intl

5:45 am - 12:17 pmPHL Philadelphia-HLN Helena

8h 32m2 stops Minneapolis St Paul Salt Lake City

$497Delta

Wed, Sep 23 - Fri, Oct 2

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Delta flights from Helena to Philadelphia

Our best Delta deals on Helena to Philadelphia flight tickets

Delta

Dec 5

HLN1:10 pmHelena

9h 42m

2 stops

PHL12:52 amPhiladelphia

Dec 12

PHL7:10 amPhiladelphia

7h 20m

1 stop

HLN12:30 pmHelena

$364

Delta

Sep 12

HLN12:57 pmHelena

9h 43m

2 stops

PHL12:40 amPhiladelphia

Sep 16

PHL7:20 amPhiladelphia

6h 57m

1 stop

HLN12:17 pmHelena

$434

Delta

Sep 6

HLN12:55 pmHelena

10h 24m

2 stops

PHL1:19 amPhiladelphia

Sep 16

PHL7:20 amPhiladelphia

6h 57m

1 stop

HLN12:17 pmHelena

$444

Alaska Airlines flights from Helena to Philadelphia

Our best Alaska Airlines deals on Helena to Philadelphia flight tickets

Alaska Airlines

Nov 14

HLN4:41 pmHelena

10h 51m

1 stop

PHL5:32 amPhiladelphia

Nov 17

PHL7:02 amPhiladelphia

11h 02m

1 stop

HLN4:04 pmHelena

$359

Alaska Airlines

Nov 14

HLN4:41 pmHelena

10h 51m

1 stop

PHL5:32 amPhiladelphia

Nov 17

PHL7:02 amPhiladelphia

11h 02m

1 stop

HLN4:04 pmHelena

$419

Alaska Airlines

Oct 17

HLN5:26 pmHelena

10h 15m

1 stop

PHL5:41 amPhiladelphia

Oct 19

PHL6:41 pmPhiladelphia

24h 08m

1 stop

HLN4:49 pmHelena

$449

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaPhiladelphia

HLN Helena - PHL Philadelphia

HLNPHL

Helena

Thu 11/12

4:41 pm-5:32 am

1 stop10h 51m

Philadelphia

Sun 11/15

7:02 am-4:04 pm

1 stop11h 02m

$359

HelenaPhiladelphia

HLN Helena - PHL Philadelphia

HLNPHL

Helena

Sat 11/14

4:41 pm-5:32 am

1 stop10h 51m

Philadelphia

Tue 11/17

7:02 am-4:04 pm

1 stop11h 02m

$359

HelenaPhiladelphia

HLN Helena - PHL Philadelphia

HLNPHL

Helena

Mon 10/26

2:23 pm-11:39 pm

1 stop7h 16m

Philadelphia

Mon 11/9

10:54 am-9:31 pm

2 stops12h 37m

$364

HelenaPhiladelphia

HLN Helena - PHL Philadelphia

HLNPHL

Helena

Sat 12/5

2:35 pm-10:46 pm

1 stop6h 11m

Philadelphia

Sat 12/12

9:45 am-9:27 pm

2 stops13h 42m

$364

HelenaPhiladelphia

HLN Helena - PHL Philadelphia

HLNPHL

Helena

Sat 12/5

1:10 pm-12:52 am

2 stops9h 42m

Philadelphia

Sat 12/12

7:10 am-12:30 pm

1 stop7h 20m

$364

HelenaPhiladelphia

HLN Helena - PHL Philadelphia

HLNPHL

Helena

Sat 12/5

6:30 am-5:52 pm

2 stops9h 22m

Philadelphia

Sat 12/12

1:15 pm-9:27 pm

2 stops10h 12m

$369

HelenaPhiladelphia

HLN Helena - PHL Philadelphia

HLNPHL

Helena

Sat 11/14

4:41 pm-5:32 am

1 stop10h 51m

Philadelphia

Tue 11/17

7:02 am-4:04 pm

1 stop11h 02m

$419

HelenaPhiladelphia

HLN Helena - PHL Philadelphia

HLNPHL

Helena

Sat 12/5

4:08 pm-5:27 am

1 stop11h 19m

Philadelphia

Sat 12/12

7:00 am-3:31 pm

1 stop10h 31m

$419

Quickest round-trip

HelenaPhiladelphia

HLN Helena - PHL Philadelphia

HLNPHL

Helena

Sat 9/12

12:57 pm-12:40 am

2 stops9h 43m

Philadelphia

Wed 9/16

7:20 am-12:17 pm

1 stop6h 57m

$434

HelenaPhiladelphia

HLN Helena - PHL Philadelphia

HLNPHL

Helena

Wed 9/23

12:57 pm-5:50 am

2 stops14h 53m

Philadelphia

Fri 10/2

5:45 am-12:17 pm

2 stops8h 32m

$497

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

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

Alaska Airlines, United 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 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 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

Best Price Found	$180
Fastest flight time	7h 18m
Direct flights	None

The best one-way flight to Philadelphia from Helena in the past 72 hours is $180. The best round-trip flight deal from Helena to Philadelphia found on momondo in the last 72 hours is $359.

The fastest flight from Helena to Philadelphia takes 7h 18m

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 18m.
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 2 as of August 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 55% of the total bookings. Other popular airlines include Delta with 45%.

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 10,136 reviews		Search United Airlines flights
Delta	PriceFrom $341	Free Cancellation	Rating 7.8 8,536 reviews		Search Delta flights

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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.