What airlines fly to Portland, Maine?

United Airlines, Delta and JetBlue are the top three most popular airlines that fly to Portland, Maine from Helena according to our data. United Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 6 different airlines that fly to Portland, Maine 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 Portland Airport?

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to Portland Airport.

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

The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$381 Cheap Flights from Helena to Portland in 2025/26

1 adult

0 bags

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6:40 am - 3:48 pmHLN-PWM

7h 08m1 stop

7:22 pm - 9:22 pmPWM-HLN

28h 00m2 stops

$593United Airlines

Find Deal

Mon, Nov 17 - Fri, Nov 21

6:40 am - 11:17 pmHLN-PWM

14h 37m2 stops

7:22 pm - 9:22 pmPWM-HLN

28h 00m2 stops

$598United Airlines

Find Deal

Mon, Nov 17 - Fri, Nov 21

6:40 am - 3:48 pmHLN-PWM

7h 08m1 stop

3:20 pm - 1:27 pmPWM-HLN

24h 07m1 stop

$668United Airlines

Find Deal

Mon, Nov 17 - Fri, Nov 21

2:25 pm - 2:23 pmHLN-PWM

21h 58m2 stops

3:05 pm - 1:40 pmPWM-HLN

24h 35m2 stops

$742United Airlines

Find Deal

Sun, Feb 22 - Fri, Feb 27

United Airlines flights from Helena to Portland, Maine

Our best United Airlines deals on Helena to Portland, Maine flight tickets

United Airlines

Nov 17

HLN6:40 amHelena

7h 08m

1 stop

PWM3:48 pmPortland

Nov 21

PWM7:22 pmPortland

28h 00m

2 stops

HLN9:22 pmHelena

$593

Find similar

United Airlines

Nov 17

HLN6:40 amHelena

14h 37m

2 stops

PWM11:17 pmPortland

Nov 21

PWM7:22 pmPortland

28h 00m

2 stops

HLN9:22 pmHelena

$598

Find similar

United Airlines

Nov 17

HLN6:40 amHelena

7h 08m

1 stop

PWM3:48 pmPortland

Nov 21

PWM3:20 pmPortland

24h 07m

1 stop

HLN1:27 pmHelena

$668

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HelenaPortland

HLN - PWM

HLNPWM

Helena

Mon 11/17

6:40 am-3:48 pm

1 stop7h 08m

Portland

Fri 11/21

7:22 pm-9:22 pm

2 stops28h 00m

$593

HelenaPortland

HLN - PWM

HLNPWM

Helena

Mon 11/17

6:40 am-11:17 pm

2 stops14h 37m

Portland

Fri 11/21

7:22 pm-9:22 pm

2 stops28h 00m

$598

HelenaPortland

HLN - PWM

HLNPWM

Helena

Mon 11/17

6:40 am-3:48 pm

1 stop7h 08m

Portland

Fri 11/21

3:20 pm-1:27 pm

1 stop24h 07m

$668

HelenaPortland

HLN - PWM

HLNPWM

Helena

Sun 2/22

2:25 pm-2:23 pm

2 stops21h 58m

Portland

Fri 2/27

3:05 pm-1:40 pm

2 stops24h 35m

$742

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Helena to Portland, Maine

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 Portland, Maine?

On average, the least expensive day to fly to Portland, Maine from Helena is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $547. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday 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 $1,170.

When to book flights from Helena to Portland, Maine

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

Estimated round-trip price

Cheap Helena to Portland, Maine (HLN to PWM) flight deals and tips

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

Direct flights	None

There are no direct flights from Helena to Portland, Maine. There are no popular flight routes from Helena to Portland, Maine.

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How far is Helena to Portland by plane?
Helena and Portland are 2021.4 mi apart from one another. Flights usually cover this in 7h 08m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Helena Airport to Portland Airport?
Prices for flights from Helena Airport to Portland Airport were last updated today.
How old do you have to be to fly from Helena Airport to Portland Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Helena to Portland for you.

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

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

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

Once you have performed a search for Helena to Portland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Helena to Portland 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.