Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Helena to Portland from $841

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Portland departing on 12/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Helena to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 am - 10:57 pm
HLN
-
PWM
13h 57m
2 stops
United Airlines Logo
3:15 pm - 8:59 pm
PWM
-
HLN
31h 44m
2 stops
$841United Airlines
Sat, Dec 12 - Tue, Dec 15
United Airlines Logo
7:00 am - 10:57 pm
HLN
-
PWM
13h 57m
2 stops
United Airlines Logo
5:06 pm - 8:59 pm
PWM
-
HLN
29h 53m
3 stops
$934United Airlines
Sat, Dec 12 - Tue, Dec 15
United Airlines Logo
7:00 am - 10:57 pm
HLN
-
PWM
13h 57m
2 stops
United Airlines Logo
5:06 pm - 1:27 pm
PWM
-
HLN
22h 21m
3 stops
$942United Airlines
Sat, Dec 12 - Tue, Dec 15
United Airlines Logo
7:00 am - 10:57 pm
HLN
-
PWM
13h 57m
2 stops
United Airlines Logo
5:06 pm - 8:59 pm
PWM
-
HLN
29h 53m
3 stops
$972United Airlines
Sat, Dec 12 - Tue, Dec 15
United Airlines Logo
6:15 am - 9:41 pm
HLN
-
PWM
13h 26m
2 stops
United Airlines Logo
3:37 pm - 9:20 pm
PWM
-
HLN
7h 43m
1 stop
$1,044United Airlines
Sat, Jul 25 - Wed, Jul 29
United Airlines Logo
6:15 am - 9:41 pm
HLN
-
PWM
13h 26m
2 stops
United Airlines Logo
5:15 am - 1:33 pm
PWM
-
HLN
10h 18m
2 stops
$1,049United Airlines
Sat, Jul 25 - Wed, Jul 29
United Airlines Logo
6:15 am - 3:52 pm
HLN
-
PWM
7h 37m
1 stop
United Airlines Logo
3:37 pm - 9:20 pm
PWM
-
HLN
7h 43m
1 stop
$1,157United Airlines
Sat, Jul 25 - Wed, Jul 29
United Airlines Logo
6:15 am - 3:49 pm
HLN
-
PWM
7h 34m
1 stop
United Airlines Logo
3:37 pm - 9:20 pm
PWM
-
HLN
7h 43m
1 stop
$1,393United Airlines
Sun, Jul 26 - Thu, Jul 30
Delta Logo
7:00 am - 11:14 pm
HLN
-
PWM
14h 14m
2 stops
Delta Logo
1:02 pm - 10:30 pm
PWM
-
HLN
11h 28m
2 stops
$5,423Delta
Sat, Jul 25 - Sat, Aug 8
Delta Logo
7:00 am - 11:14 pm
HLN
-
PWM
14h 14m
2 stops
Delta Logo
1:02 pm - 10:30 pm
PWM
-
HLN
11h 28m
2 stops
$5,723Delta
Sat, Jul 25 - Sat, Aug 8

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Delta flights from Helena to Portland, Maine

Our best Delta deals on Helena to Portland, Maine flight tickets
Delta
Jul 25
HLN7:00 amHelena
14h 14m
2 stops
PWM11:14 pmPortland
Aug 8
PWM1:02 pmPortland
11h 28m
2 stops
HLN10:30 pmHelena
$5,423
Delta
Jul 25
HLN7:00 amHelena
14h 14m
2 stops
PWM11:14 pmPortland
Aug 8
PWM1:02 pmPortland
11h 28m
2 stops
HLN10:30 pmHelena
$5,723

United Airlines flights from Helena to Portland, Maine

Our best United Airlines deals on Helena to Portland, Maine flight tickets
United Airlines
Dec 12
HLN7:00 amHelena
13h 57m
2 stops
PWM10:57 pmPortland
Dec 15
PWM3:15 pmPortland
31h 44m
2 stops
HLN8:59 pmHelena
$841
United Airlines
Dec 12
HLN7:00 amHelena
13h 57m
2 stops
PWM10:57 pmPortland
Dec 15
PWM5:06 pmPortland
29h 53m
3 stops
HLN8:59 pmHelena
$934
United Airlines
Dec 12
HLN7:00 amHelena
13h 57m
2 stops
PWM10:57 pmPortland
Dec 15
PWM5:06 pmPortland
22h 21m
3 stops
HLN1:27 pmHelena
$942

momondo Fare Finder

 
Customize your flight search to find flights from Helena to Portland, Maine that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 14, 2026.
Use the filters below to find and compare flights from Helena to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaPortland

HLN - PWM

HLNPWM

Helena

Sat 12/12

7:00 am-10:57 pm

2 stops13h 57m

Portland

Tue 12/15

3:15 pm-8:59 pm

2 stops31h 44m

$841

HelenaPortland

HLN - PWM

HLNPWM

Helena

Sat 12/12

7:00 am-10:57 pm

2 stops13h 57m

Portland

Tue 12/15

5:06 pm-8:59 pm

3 stops29h 53m

$934

HelenaPortland

HLN - PWM

HLNPWM

Helena

Sat 12/12

7:00 am-10:57 pm

2 stops13h 57m

Portland

Tue 12/15

5:06 pm-1:27 pm

3 stops22h 21m

$942

HelenaPortland

HLN - PWM

HLNPWM

Helena

Sat 12/12

7:00 am-10:57 pm

2 stops13h 57m

Portland

Tue 12/15

5:06 pm-8:59 pm

3 stops29h 53m

$972

HelenaPortland

HLN - PWM

HLNPWM

Helena

Sat 7/25

6:15 am-9:41 pm

2 stops13h 26m

Portland

Wed 7/29

3:37 pm-9:20 pm

1 stop7h 43m

$1,044

HelenaPortland

HLN - PWM

HLNPWM

Helena

Sat 7/25

6:15 am-9:41 pm

2 stops13h 26m

Portland

Wed 7/29

5:15 am-1:33 pm

2 stops10h 18m

$1,049

HelenaPortland

HLN - PWM

HLNPWM

Helena

Sat 7/25

6:15 am-3:52 pm

1 stop7h 37m

Portland

Wed 7/29

3:37 pm-9:20 pm

1 stop7h 43m

$1,157
Quickest round-trip

HelenaPortland

HLN - PWM

HLNPWM

Helena

Sun 7/26

6:15 am-3:49 pm

1 stop7h 34m

Portland

Thu 7/30

3:37 pm-9:20 pm

1 stop7h 43m

$1,393

HelenaPortland

HLN - PWM

HLNPWM

Helena

Sat 7/25

7:00 am-11:14 pm

2 stops14h 14m

Portland

Sat 8/8

1:02 pm-10:30 pm

2 stops11h 28m

$5,423

HelenaPortland

HLN - PWM

HLNPWM

Helena

Sat 7/25

7:00 am-11:14 pm

2 stops14h 14m

Portland

Sat 8/8

1:02 pm-10:30 pm

2 stops11h 28m

$5,723

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Portland from

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

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 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

Fastest flight time

7h 34m

Direct flights

None
The fastest flight from Helena to Portland, Maine takes 7h 34m
There are no direct flights from Helena to Portland, Maine. There are no popular flight routes from Helena to Portland, Maine.
Search flight deals

Frequently asked questions about flying from Helena to Portland, Maine

  • 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 34m, 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.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Lewiston
Brunswick
Conway
Freeport
Bartlett
Gorham
Auburn
Windham
Bath
Intervale
Oxford
Falmouth
Georgetown
Tamworth

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.

An easier way to manage your Portland, Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 8/13
Thu 8/20
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States