Which airports can I use when flying from Helena to Portland?

Flights from Helena to Portland usually depart from Helena (HLN) and arrive at Portland (PDX).

What cabin classes can I book on flights from Helena to Portland?

Two cabin classes are available on flights from Helena to Portland: • Economy Class • First Class

Which airports do connecting flights from Helena to Portland pass through?

Connecting flights from Helena to Portland most commonly pass through: • Salt Lake City (SLC) - 63% of one-stop connections • Seattle/Tacoma Intl (SEA) - 37% of one-stop connections

Can I save money by using flexible dates for flights from Helena to Portland?

Yes. Flexible dates can save you up to 34% on flights from Helena to Portland. Thursday is the cheapest departure day at $393 round-trip on average, while Monday is the most expensive at $588, a difference of $195. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Portland?

Some of the most popular sights in Portland are Moda Center, Oregon Convention Center and Arlene Schnitzer Concert Hall. These are among the most viewed places in Portland on KAYAK.

How long is a flight from Helena to Portland?

There are currently no nonstop flights available from Helena to Portland. Flights with 1 layover take between 4h 58m and 8h 22m in total, depending on the connection.

Do I need a passport to fly from Helena to Portland?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Helena to Portland changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $413 to $2,290. That means the highest observed fare was about 6x higher than the lowest one.

How are flight prices from Helena to Portland looking right now?

One-way fares from Helena to Portland are currently lower than usual. Average one-way flight prices are about $268, which is 45% below the typical average for this route.

How much time can I save by choosing a different layover airport from Helena to Portland?

Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 58m, compared with 8h 22m via Seattle/Tacoma Intl (SEA).

What is the time difference between Helena and Portland?

Portland is 1 hour behind Helena (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Portland Airport (PDX)?

Portland Airport (PDX) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include: • Thrifty • Dollar • Hertz • Sixt • Payless

How much should I expect to pay for a Helena to Portland flight?

Round-trip flights from Helena to Portland range from $385 to $483, with an average of $434 over the past 12 months. Anything below $385 counts as a good deal.

How much is a round-trip flight from Helena to Portland?

Round-trip flights from Helena to Portland typically range from $385 to $483. The lowest price found in the past 5 days was $413, on Alaska Airlines.

Which airline is the cheapest to fly from Helena to Portland?

Alaska Airlines ($413) and Delta ($484) are the cheapest airlines to fly round-trip from Helena to Portland according to KAYAK data over the last 5 days.

What’s the most popular layover airport when flying from Helena to Portland?

Salt Lake City (SLC) is the most popular layover for the Helena to Portland route. 63% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via SLC.

What is the cheapest layover airport when flying from Helena to Portland?

Flights via Seattle/Tacoma Intl (SEA) offer the most affordable fares, with an average round-trip price of $364. Based on KAYAK data over the past 3 months.

When flying from Helena to Portland which airport offers the shortest layover?

Salt Lake City (SLC) had the shortest average connection time for Helena to Portland layovers at 3h 15m over the past 3 months.

$243 CHEAP FLIGHTS from Helena to Portland (HLN - PDX)

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Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$413

Typical prices: $385-$483

Alaska Airlines

Wed 12/5Sat 12/8

HLN - PDX • 1 stop

Cheapest one-way

$243

Typical prices: $170-$487

Alaska Airlines

Fri 11/23

HLN - PDX • 1 stop

When to travel

March

Cheapest • 38% price drop

November

Most popular

Good to know

Top layover airports

Seattle/Tacoma Intl (SEA)

Cheapest • Avg $364 (round-trip)

Salt Lake City (SLC)

Shortest trip • 4h 58m (one-way)

Insights

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We hope you love your trip to Portland!

Flight Deals

Cheap Flights from Helena to Portland (HLN-PDX)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Helena to Portland

Sat, Dec 5 - Tue, Dec 8

4:49 pm - 7:53 pmHLN Helena-PDX Portland

4h 04m1 stop Seattle/Tacoma Intl

5:32 pm - 4:12 pmPDX Portland-HLN Helena

21h 40m1 stop Seattle/Tacoma Intl

$413Alaska Airlines

Sat, Dec 5 - Tue, Dec 8

4:49 pm - 7:53 pmHLN Helena-PDX Portland

4h 04m1 stop Seattle/Tacoma Intl

5:40 pm - 4:12 pmPDX Portland-HLN Helena

21h 32m2 stops San Francisco Seattle/Tacoma Intl

$431Alaska Airlines

Wed, Nov 4 - Fri, Nov 6

7:15 am - 12:03 pmHLN Helena-PDX Portland

5h 48m1 stop Salt Lake City

3:31 pm - 12:28 pmPDX Portland-HLN Helena

19h 57m2 stops Seattle/Tacoma Intl Salt Lake City

$444Delta

Wed, Nov 4 - Fri, Nov 6

7:15 am - 2:51 pmHLN Helena-PDX Portland

8h 36m2 stops Salt Lake City Seattle/Tacoma Intl

3:31 pm - 12:28 pmPDX Portland-HLN Helena

19h 57m2 stops Seattle/Tacoma Intl Salt Lake City

$449Delta

Thu, Nov 5 - Sat, Nov 7

4:41 pm - 9:55 pmHLN Helena-PDX Portland

6h 14m1 stop Seattle/Tacoma Intl

10:35 am - 4:04 pmPDX Portland-HLN Helena

4h 29m1 stop Seattle/Tacoma Intl

$449Alaska Airlines

Wed, Nov 4 - Sat, Nov 7

7:15 am - 8:00 pmHLN Helena-PDX Portland

13h 45m2 stops Salt Lake City Seattle/Tacoma Intl

5:15 pm - 10:29 pmPDX Portland-HLN Helena

4h 14m1 stop Salt Lake City

$454Delta

Wed, Nov 4 - Sun, Nov 8

7:15 am - 8:00 pmHLN Helena-PDX Portland

13h 45m2 stops Salt Lake City Seattle/Tacoma Intl

5:33 am - 12:28 pmPDX Portland-HLN Helena

5h 55m1 stop Salt Lake City

$454Delta

Wed, Nov 4 - Sun, Nov 8

7:15 am - 12:03 pmHLN Helena-PDX Portland

5h 48m1 stop Salt Lake City

5:33 am - 12:28 pmPDX Portland-HLN Helena

5h 55m1 stop Salt Lake City

$465Delta

Wed, Nov 4 - Fri, Nov 6

7:15 am - 12:03 pmHLN Helena-PDX Portland

5h 48m1 stop Salt Lake City

5:15 pm - 10:24 pmPDX Portland-HLN Helena

4h 09m1 stop Salt Lake City

$465Delta

Wed, Nov 4 - Sat, Nov 7

7:15 am - 12:03 pmHLN Helena-PDX Portland

5h 48m1 stop Salt Lake City

5:35 am - 12:28 pmPDX Portland-HLN Helena

5h 53m1 stop Salt Lake City

$465Delta

Recent last minute flight deals from Helena to Portland

Thu, Oct 8 - Mon, Oct 12

5:26 pm - 8:58 pmHLN Helena-PDX Portland

4h 32m1 stop Seattle/Tacoma Intl

9:31 am - 4:49 pmPDX Portland-HLN Helena

6h 18m1 stop Seattle/Tacoma Intl

$925Alaska Airlines

Fri, Oct 9 - Mon, Oct 12

5:26 pm - 8:58 pmHLN Helena-PDX Portland

4h 32m1 stop Seattle/Tacoma Intl

12:18 pm - 4:49 pmPDX Portland-HLN Helena

3h 31m1 stop Seattle/Tacoma Intl

$925Alaska Airlines

Thu, Oct 8 - Sun, Oct 11

1:08 pm - 6:12 pmHLN Helena-PDX Portland

6h 04m1 stop Salt Lake City

5:15 pm - 10:24 pmPDX Portland-HLN Helena

4h 09m1 stop Salt Lake City

$925Delta

Mon, Oct 5 - Thu, Oct 8

5:26 pm - 7:54 pmHLN Helena-PDX Portland

3h 28m1 stop Seattle/Tacoma Intl

12:18 pm - 4:49 pmPDX Portland-HLN Helena

3h 31m1 stop Seattle/Tacoma Intl

$925Alaska Airlines

Thu, Oct 8 - Sun, Oct 11

1:08 pm - 8:00 pmHLN Helena-PDX Portland

7h 52m2 stops Salt Lake City Seattle/Tacoma Intl

5:15 pm - 10:24 pmPDX Portland-HLN Helena

4h 09m1 stop Salt Lake City

$930Delta

Mon, Oct 5 - Thu, Oct 8

12:57 pm - 8:02 pmHLN Helena-PDX Portland

8h 05m2 stops Salt Lake City Seattle/Tacoma Intl

5:15 pm - 10:24 pmPDX Portland-HLN Helena

4h 09m1 stop Salt Lake City

$930Delta

Thu, Oct 8 - Mon, Oct 12

1:08 pm - 9:56 pmHLN Helena-PDX Portland

9h 48m2 stops Salt Lake City Seattle/Tacoma Intl

5:15 pm - 10:24 pmPDX Portland-HLN Helena

4h 09m1 stop Salt Lake City

$930Delta

Fri, Oct 9 - Mon, Oct 12

1:08 pm - 9:56 pmHLN Helena-PDX Portland

9h 48m2 stops Salt Lake City Seattle/Tacoma Intl

5:15 pm - 10:24 pmPDX Portland-HLN Helena

4h 09m1 stop Salt Lake City

$1,077Delta

Fri, Oct 9 - Mon, Oct 12

5:26 pm - 8:58 pmHLN Helena-PDX Portland

4h 32m1 stop Seattle/Tacoma Intl

9:35 pm - 4:49 pmPDX Portland-HLN Helena

18h 14m2 stops Bend/Redmond Seattle/Tacoma Intl

$1,114Alaska Airlines

Mon, Oct 5 - Thu, Oct 8

2:30 pm - 10:57 pmHLN Helena-PDX Portland

9h 27m2 stops Denver Intl San Francisco

10:51 am - 9:08 pmPDX Portland-HLN Helena

9h 17m2 stops San Francisco Denver Intl

$1,598United Airlines

Booking Insights

Price, demand and travel trends for Helena to Portland flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Helena to Portland? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Helena to Portland departing in december.

Find deals

Low season	July
High season	November
Cheapest flight	$243

One-way flight from Helena to Portland

When to book flights from Helena to Portland

Are your dates flexible? Find out the best times to travel from Helena to Portland based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Helena to Portland?
Two cabin classes are available on flights from Helena to Portland:

• Economy Class
• First Class
How long is a flight from Helena to Portland?
There are currently no nonstop flights available from Helena to Portland. Flights with 1 layover take between 4h 58m and 8h 22m in total, depending on the connection.
Do I need a passport to fly from Helena to Portland?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
How much should I expect to pay for a Helena to Portland flight?
Round-trip flights from Helena to Portland range from $385 to $483, with an average of $434 over the past 12 months. Anything below $385 counts as a good deal.
Have flight prices from Helena to Portland changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $413 to $2,290. That means the highest observed fare was about 6x higher than the lowest one.
How are flight prices from Helena to Portland looking right now?
One-way fares from Helena to Portland are currently lower than usual. Average one-way flight prices are about $268, which is 45% below the typical average for this route.
What car rental options are available at Portland Airport (PDX)?
Portland Airport (PDX) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:

• Thrifty
• Dollar
• Hertz
• Sixt
• Payless
Which airports can I use when flying from Helena to Portland?
Flights from Helena to Portland usually depart from Helena (HLN) and arrive at Portland (PDX).
Which airports do connecting flights from Helena to Portland pass through?
Connecting flights from Helena to Portland most commonly pass through:

• Salt Lake City (SLC) - 63% of one-stop connections
• Seattle/Tacoma Intl (SEA) - 37% of one-stop connections
Can I save money by using flexible dates for flights from Helena to Portland?
Yes. Flexible dates can save you up to 34% on flights from Helena to Portland. Thursday is the cheapest departure day at $393 round-trip on average, while Monday is the most expensive at $588, a difference of $195.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
How much time can I save by choosing a different layover airport from Helena to Portland?
Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 58m, compared with 8h 22m via Seattle/Tacoma Intl (SEA).
What is the time difference between Helena and Portland?
Portland is 1 hour behind Helena (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in Portland?
Some of the most popular sights in Portland are Moda Center, Oregon Convention Center and Arlene Schnitzer Concert Hall. These are among the most viewed places in Portland on KAYAK.

If your dates are flexible, aim for a Thursday departure and avoid flying on Monday. On this route, Thursday flights average $393, about $195 less than Monday fares (33% savings) based on the last 12 months.
If you can choose when to travel, plan your Helena to Portland trip for March. Fares historically average $270 round-trip in that month - typically $318 less than the most expensive month, which is October (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Portland Airport.

• Country Inn & Suites by Radisson, Portland Air, OR
• Radisson Hotel Portland Airport
• Holiday Inn Portland-Airport (I-205) By IHG

More options for your flight from Helena to Portland

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HLN - PDX

$243 Find Cheap Flights from Helena to Portland - Compare and Save

Everything you should know

Cheap Flights from Helena to Portland (HLN-PDX)

Recent round-trip flight deals from Helena to Portland

Recent one-way flight deals from Helena to Portland

Recent last minute flight deals from Helena to Portland

Price, demand and travel trends for Helena to Portland flights

How much is a round-trip flight from Helena to Portland?

Which airline is the cheapest to fly from Helena to Portland?

What’s the most popular layover airport when flying from Helena to Portland?

What is the cheapest layover airport when flying from Helena to Portland?

When flying from Helena to Portland which airport offers the shortest layover?

Key details for Helena to Portland flights

Low season

High season

Cheapest flight

When to book flights from Helena to Portland

Your Helena to Portland flight questions, answered

Your guide to booking Helena to Portland flights

More options for your flight from Helena to Portland

Complete your trip to Portland with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Helena to Portland

Find direct flights to and from Helena and Portland

Flights from domestic origins to Portland

Flights to other popular destinations

Find deals for your return flight