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$124+ Cheap flights from Portland to Helena (PDX - HLN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HLN
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
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Cheap flight deals from Portland to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Helena (HLN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 25, 2024.

Popular in

December

Cheapest in

February

Round-trip from

$258
(Delta)

One-way from

$124
(Delta)
High demand for flights, 31% potential price rise
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Best time to find cheap flights, 35% potential price drop
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From Portland to Helena
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One-way flight from Portland to Helena
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What is the cheapest day to fly round-trip from Portland to Helena?

Travelers have found that booking a Friday departure is the best way to save up to 72% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Portland to Helena?

The best pricing can be found in the month of February. Prices to Helena from Portland average $454. You can even find prices in February for less than $454, as users have found deals to Helena from as low as $266. The month of December appears to be one of the more expensive times to travel to Helena from Portland. Flying in the targeted month can save you up to 44%.

What is the cheapest time of day to fly from PDX to HLN?

Unlike in the morning, when flights are generally more expensive, you can save up to 18% on flights from Portland to Helena by exploring options for tickets at noon.

Cheap Portland to Helena flights in July & August 2024

Find cheap flight options from Portland to Helena specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
These are some of the best deals we've found on flights to Helena in 2024 at this time. Check back regularly for other flight deals.
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/245:22 pmPDX - HLN
1 stop4h 10mDelta
Wed 8/286:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 7/25$258
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/235:10 amPDX - HLN
1 stop6h 21mDelta
Tue 8/276:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 7/25$288
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/245:10 amPDX - HLN
1 stop6h 21mDelta
Fri 8/301:11 pmHLN - PDX
1 stop4h 05mDelta
Deal found 7/25$298
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/315:15 amPDX - HLN
2 stops6h 16mDelta
Wed 9/46:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 7/25$301
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/235:15 amPDX - HLN
2 stops6h 16mDelta
Tue 8/276:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 7/25$321
This Alaska Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/236:50 pmPDX - HLN
1 stop4h 04mAlaska Airlines
Mon 8/263:44 pmHLN - PDX
1 stop5h 59mAlaska Airlines
Deal found 7/25$328
This Alaska Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/165:45 pmPDX - HLN
1 stop5h 14mAlaska Airlines
Mon 8/197:00 amHLN - PDX
1 stop26h 42mAlaska Airlines
Deal found 7/24$335
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/245:15 amPDX - HLN
2 stops6h 16mDelta
Wed 8/286:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 7/25$342
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/235:15 amPDX - HLN
2 stops6h 16mDelta
Tue 8/271:11 pmHLN - PDX
2 stops7h 13mDelta
Deal found 7/25$353

Portland to Helena 2024 flight deals

Discover exclusive flight deals for travel between Portland and Helena in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
These are some of the best deals we've found on flights to Helena in 2024 at this time. Check back regularly for other flight deals.
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/245:22 pmPDX - HLN
1 stop4h 10mDelta
Wed 8/286:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 7/25$258
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/235:10 amPDX - HLN
1 stop6h 21mDelta
Wed 8/286:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 7/25$288
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/245:10 amPDX - HLN
1 stop6h 21mDelta
Fri 8/301:11 pmHLN - PDX
1 stop4h 05mDelta
Deal found 7/25$298
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/315:15 amPDX - HLN
2 stops6h 16mDelta
Wed 9/46:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 7/25$301
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/315:15 pmPDX - HLN
1 stop4h 17mDelta
Sun 11/35:55 amHLN - PDX
1 stop4h 14mDelta
Deal found 7/25$308
This Delta deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/215:15 pmPDX - HLN
1 stop4h 16mDelta
Sat 9/281:10 pmHLN - PDX
2 stops10h 06mDelta
Deal found 7/24$311
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/235:15 amPDX - HLN
2 stops6h 16mDelta
Tue 8/276:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 7/25$321
This Alaska Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/236:50 pmPDX - HLN
1 stop4h 04mAlaska Airlines
Mon 8/263:44 pmHLN - PDX
1 stop5h 59mAlaska Airlines
Deal found 7/25$328
This Alaska Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/165:45 pmPDX - HLN
1 stop5h 14mAlaska Airlines
Mon 8/197:00 amHLN - PDX
1 stop26h 42mAlaska Airlines
Deal found 7/24$335

One-way flights to Helena from Portland

Search for one-way flight options from Portland to Helena. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Take a look at some of the one-way flights we've detected from Portland to Helena. Those needing a return flight from Portland to Helena can use the search form above.
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/35:10 amPDX - HLN
1 stop6h 21mDelta
Deal found 7/23$124
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/75:22 pmPDX - HLN
1 stop4h 10mDelta
Deal found 7/23$134
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/25:10 amPDX - HLN
1 stop6h 21mDelta
Deal found 7/23$144
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/42:12 pmPDX - HLN
2 stops7h 20mDelta
Deal found 7/23$157
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/33:21 pmPDX - HLN
2 stops20h 10mDelta
Deal found 7/23$162
This Delta deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/205:10 amPDX - HLN
1 stop6h 21mDelta
Deal found 7/24$164
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/27:00 amPDX - HLN
2 stops28h 31mDelta
Deal found 7/23$172
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/75:15 amPDX - HLN
2 stops6h 16mDelta
Deal found 7/23$177
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/610:55 amPDX - HLN
2 stops24h 36mDelta
Deal found 7/23$182

Find flights from Portland to Helena within your budget

Customize your flight search to find flights from Portland to Helena 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, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$258 - $565

Route

Depart

Return

Price

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 8/24

1 stop4h 10m

Helena

Wed 8/28

1 stop4h 01m

$258

PortlandHelena

PDX - HLN

PDXHLN

Portland

Fri 8/23

1 stop6h 21m

Helena

Wed 8/28

1 stop4h 01m

$288

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 9/21

1 stop4h 16m

Helena

Sat 9/28

1 stop3h 53m

$298

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 8/31

2 stops6h 16m

Helena

Wed 9/4

1 stop4h 01m

$301

PortlandHelena

PDX - HLN

PDXHLN

Portland

Thu 10/31

1 stop4h 17m

Helena

Sun 11/3

1 stop4h 14m

$308

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 9/21

1 stop4h 16m

Helena

Sat 9/28

2 stops10h 06m

$311

PortlandHelena

PDX - HLN

PDXHLN

Portland

Fri 8/23

1 stop4h 04m

Helena

Mon 8/26

1 stop5h 59m

$328

PortlandHelena

PDX - HLN

PDXHLN

Portland

Fri 8/16

1 stop5h 14m

Helena

Mon 8/19

1 stop26h 42m

$335

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 8/24

2 stops28h 19m

Helena

Fri 8/30

2 stops30h 48m

$565

Flights are sorted by cheapest first

Deals found on 7/25

What is the cheapest day to fly from Portland to Helena?

Use this chart to determine the cheapest time to fly round-trip from Portland to Helena. Price data was last updated on July 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland to Helena flight should consider departing on Saturday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Portland to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Helena by month

Plan your trip to Helena by taking into account the average temperature and rainfall totals by month.

HLN

Temperature

21.2 - 69.8 °F

If weather is an important factor for your trip to Helena, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing Helena

Get insights into the airlines that provide service to Helena. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Helena. Reviews last updated July 25, 2024.
Read reviews from past customers who have flown Delta, Alaska Airlines and United Airlines from Portland to Helena. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,365 reviews

Boarding

8.2

Food

7.2

Crew

8.6

Entertainment

7.2

Overall

8.1

Comfort

7.9

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

Alaska Airlines
8.1
Very good
9,365 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Boarding

8.2

Food

7.2

Crew

8.6

Entertainment

7.2

Overall

8.1

Comfort

7.9

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

Delta
8.0
Very good
9,630 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Boarding

8.2

Food

7.2

Crew

8.6

Entertainment

7.2

Overall

8.1

Comfort

7.9

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

United Airlines
7.4
Good
10,000 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Boarding

8.2

Food

7.2

Crew

8.6

Entertainment

7.2

Overall

8.1

Comfort

7.9

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

Related info for your journey

Find useful and relevant information for your journey from Portland to Helena. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Portland to Helena for under $300 on Cheapflights?

    Yes, there are multiple flights from Portland to Helena for under $300. The cheapest flight booked recently is on Delta for just $258, but on average you can expect to pay $357.

  • What are the cheapest airlines flying from Portland to Helena round-trip?

    Cheapflights users have booked flights from Portland to Helena round-trip from $258. Other airlines that can offer you cheap pricing are Alaska Airlines, from $328, and United Airlines, from $565. You may be able to fly from Portland to Helena for 43% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Portland to Helena one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $124. Users have also found prices from $238 and $318 on Alaska Airlines and United Airlines, respectively.

  • What does PDX to HLN mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Portland Airport to Helena Airport flight would often be abbreviated as a PDX to HLN flight.

  • Can I find deals for flights from Portland to Helena that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Helena flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Helena with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Helena flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Portland to Helena that include hotel bookings?

    Yes. In addition to deals on Portland to Helena flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Helena?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Helena.

  • Can I find deals for business class flights from Portland to Helena?

    Yes. Cheapflights offers flight deals from Portland to Helena by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Portland to Helena that allow pets onboard?

    Many airlines flying from Portland to Helena offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Helena?

    Yes, you can often find last-minute deals on Portland to Helena flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland to Helena flight deals updated?

    The Portland to Helena flight deals you see on this page were last updated on 7/25.

  • What is the cheapest month to book a flight from Portland to Helena?

    Currently, February is the cheapest month in which you can book a flight from Portland to Helena (average of $322). Flying from Portland to Helena in July is currently the most expensive (average of $627). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Portland to Helena
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Top 2 airlines flying from Portland to Helena

Discover the top 2 airlines that operate flights from Portland to Helena. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$281Average$401FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$309Average$487FlexibilityNo cancel feeOn-time75%
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Search flights from Portland to Helena by cabin class

Find flights from Portland to Helena, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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