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Cheap flights from Portland to Helena (PDX - HLN) from $164

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 7/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — HLN
May 19 — May 261
From?
To?
Sun 5/19
Sun 5/26
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 May 14, 2024.

Popular in

December

Cheapest in

February

Round-trip from

$332

One-way from

$164
High demand for flights, 29% 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 57% 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 $457. You can even find prices in February for less than $457, 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 40%.

When is the cheapest time to fly from Portland to Helena (PDX - HLN)?

Unlike in the morning, when flights are generally more expensive, you can save up to 26% on flights from Portland to Helena by exploring options for tickets at noon.

Cheap United Airlines flights from Portland to Helena

Explore cheap flight options specifically provided by United Airlines for the route between Portland and Helena. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
Take a look at some of the lowest-priced United Airlines flights heading from Portland to Helena. Be sure to come back soon if the deals available don't appeal to you at this time.
Wed 5/2911:10 amPDX - HLN
1 stop9h 16mUnited Airlines
Fri 5/312:15 pmHLN - PDX
1 stop18h 28mUnited Airlines
Deal found 5/13$514
Wed 5/295:00 amPDX - HLN
1 stop15h 26mUnited Airlines
Fri 5/312:15 pmHLN - PDX
2 stops25h 36mUnited Airlines
Deal found 5/13$550
Sat 7/204:00 pmPDX - HLN
2 stops20h 44mUnited Airlines
Sun 7/286:45 amHLN - PDX
2 stops28h 29mUnited Airlines
Deal found 5/13$624
Wed 5/293:54 pmPDX - HLN
2 stops28h 32mUnited Airlines
Fri 5/312:15 pmHLN - PDX
2 stops25h 36mUnited Airlines
Deal found 5/13$625
Tue 5/2812:15 amPDX - HLN
2 stops20h 11mUnited Airlines
Thu 5/302:15 pmHLN - PDX
1 stop18h 28mUnited Airlines
Deal found 5/13$987

Cheap Delta flights from Portland to Helena

Explore cheap flight options specifically provided by Delta for the route between Portland and Helena. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,632,958 searches. Data last updated May 14, 2024.
To aid your search, here are some of the cheapest Delta flights we've found from Portland to Helena. Ensure the flight price, dates, time, and airline match your criteria before you book.
Sat 6/85:10 amPDX - HLN
1 stop6h 29mDelta
Tue 6/111:19 pmHLN - PDX
2 stops8h 27mDelta
Deal found 5/13$320
Sat 7/135:22 pmPDX - HLN
1 stop4h 10mDelta
Sun 7/216:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 5/14$328
Sat 6/85:15 amPDX - HLN
2 stops6h 24mDelta
Tue 6/111:19 pmHLN - PDX
2 stops18h 55mDelta
Deal found 5/13$332
Wed 7/102:10 pmPDX - HLN
2 stops7h 22mDelta
Sun 7/146:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 5/14$360
Wed 7/102:10 pmPDX - HLN
2 stops7h 22mDelta
Sun 7/146:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 5/13$380
Sat 7/135:15 amPDX - HLN
2 stops6h 16mDelta
Sun 7/216:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 5/14$430
Sat 7/135:15 amPDX - HLN
2 stops6h 16mDelta
Sun 7/216:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 5/13$435
Sat 7/135:15 amPDX - HLN
2 stops6h 16mDelta
Tue 7/161:11 pmHLN - PDX
2 stops8h 34mDelta
Deal found 5/13$487
Wed 5/295:21 pmPDX - HLN
1 stop4h 11mDelta
Thu 5/305:50 amHLN - PDX
1 stop4h 10mDelta
Deal found 5/13$648

Cheap Portland to Helena flights in May & June 2024

Find cheap flight options from Portland to Helena specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,632,958 searches. Prices were last updated on May 14, 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.
Sat 6/85:10 amPDX - HLN
1 stop6h 29mDelta
Tue 6/111:19 pmHLN - PDX
2 stops8h 27mDelta
Deal found 5/13$320
Sat 6/85:10 amPDX - HLN
1 stop6h 29mDelta
Tue 6/111:19 pmHLN - PDX
1 stop5h 46mDelta
Deal found 5/13$328
Sat 6/85:15 amPDX - HLN
2 stops6h 24mDelta
Tue 6/111:19 pmHLN - PDX
2 stops18h 55mDelta
Deal found 5/13$332
Wed 5/2911:10 amPDX - HLN
1 stop9h 16mUnited Airlines
Fri 5/312:15 pmHLN - PDX
1 stop18h 28mUnited Airlines
Deal found 5/13$514
Wed 5/295:00 amPDX - HLN
1 stop15h 26mUnited Airlines
Fri 5/312:15 pmHLN - PDX
2 stops25h 36mUnited Airlines
Deal found 5/13$550
Wed 5/293:54 pmPDX - HLN
2 stops28h 32mUnited Airlines
Fri 5/312:15 pmHLN - PDX
2 stops25h 36mUnited Airlines
Deal found 5/13$625
Wed 5/295:21 pmPDX - HLN
1 stop4h 11mDelta
Thu 5/305:50 amHLN - PDX
1 stop4h 10mDelta
Deal found 5/13$648
Wed 5/294:50 pmPDX - HLN
1 stop6h 09mAlaska Airlines
Thu 5/303:01 pmHLN - PDX
2 stops18h 28mAlaska Airlines
Deal found 5/13$666
Wed 5/293:15 pmPDX - HLN
2 stops6h 17mDelta
Thu 5/301:24 pmHLN - PDX
2 stops8h 13mDelta
Deal found 5/13$812

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 2,632,958 searches. Data last updated May 14, 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.
Sat 6/85:10 amPDX - HLN
1 stop6h 29mDelta
Tue 6/111:19 pmHLN - PDX
2 stops8h 27mDelta
Deal found 5/13$320
Sat 7/135:22 pmPDX - HLN
1 stop4h 10mDelta
Sun 7/216:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 5/14$328
Sat 6/85:15 amPDX - HLN
2 stops6h 24mDelta
Tue 6/111:19 pmHLN - PDX
2 stops18h 55mDelta
Deal found 5/13$332
Tue 7/94:45 pmPDX - HLN
1 stop6h 14mAlaska Airlines
Sat 7/137:00 amHLN - PDX
1 stop3h 41mAlaska Airlines
Deal found 5/14$348
Wed 7/102:10 pmPDX - HLN
2 stops7h 22mDelta
Sun 7/146:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 5/14$360
Wed 7/105:45 pmPDX - HLN
1 stop5h 14mAlaska Airlines
Sun 7/143:42 pmHLN - PDX
1 stop8h 00mAlaska Airlines
Deal found 5/13$375
Wed 7/102:10 pmPDX - HLN
2 stops7h 22mDelta
Sun 7/146:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 5/13$380
Tue 7/96:00 amPDX - HLN
2 stops16h 59mAlaska Airlines
Sat 7/137:00 amHLN - PDX
1 stop6h 18mAlaska Airlines
Deal found 5/14$426
Sat 7/135:15 amPDX - HLN
2 stops6h 16mDelta
Sun 7/216:00 amHLN - PDX
1 stop4h 01mDelta
Deal found 5/14$430

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 2,632,958 searches. Data last updated May 14, 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.
Fri 7/195:10 amPDX - HLN
1 stop6h 21mDelta
Deal found 5/13$164
Fri 7/198:50 amPDX - HLN
2 stops14h 09mAlaska Airlines
Deal found 5/12$298
Thu 7/1812:22 amPDX - HLN
2 stops22h 37mAlaska Airlines
Deal found 5/13$300
Fri 7/194:00 pmPDX - HLN
2 stops20h 44mUnited Airlines
Deal found 5/13$313
Fri 7/197:40 pmPDX - HLN
3 stops17h 04mUnited Airlines
Deal found 5/13$1,453

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 2,632,958 searches. Data last updated May 14, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$320 - $590

Route

Depart

Return

Price

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 6/8

1 stop6h 29m

Helena

Tue 6/11

2 stops8h 27m

$320

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 7/13

1 stop4h 10m

Helena

Sun 7/21

1 stop4h 01m

$328

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 6/8

2 stops6h 24m

Helena

Tue 6/11

2 stops18h 55m

$332

PortlandHelena

PDX - HLN

PDXHLN

Portland

Wed 7/10

2 stops7h 22m

Helena

Sun 7/14

1 stop4h 01m

$360

PortlandHelena

PDX - HLN

PDXHLN

Portland

Wed 7/10

1 stop6h 14m

Helena

Sun 7/14

1 stop8h 00m

$375

PortlandHelena

PDX - HLN

PDXHLN

Portland

Wed 7/10

2 stops7h 22m

Helena

Sun 7/14

1 stop4h 01m

$380

PortlandHelena

PDX - HLN

PDXHLN

Portland

Wed 5/29

1 stop9h 16m

Helena

Fri 5/31

1 stop18h 28m

$514

PortlandHelena

PDX - HLN

PDXHLN

Portland

Wed 5/29

1 stop15h 26m

Helena

Fri 5/31

2 stops25h 36m

$550

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 7/20

2 stops6h 09m

Helena

Sun 7/28

1 stop3h 41m

$590

Flights are sorted by cheapest first

Deals found on 5/13

When is the cheapest time 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 May 12, 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. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Helena by month

Plan your trip from Portland to Helena by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to Helena is currently $506 while a round-trip flight costs $417. Price data was last updated on May 12, 2024.

Currently, February is the cheapest month in which you can book a flight from Portland to Helena (average of $332). Flying from Portland to Helena in July is currently the most expensive (average of $647). 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.

January

$398

February

$332

March

$484

April

$427

May

$503

June

$617

July

$647

August

$479

September

$516

October

$375

November

$466

December

$411

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

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 May 14, 2024.
Read reviews from past customers who have flown United Airlines, Delta and Alaska 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
9,152 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,152 reviews
Alaska Airlines
8.1
Very good
9,152 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
10,706 reviews
Alaska Airlines
8.1
Very good
9,152 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,959 reviews
Alaska Airlines
8.1
Very good
9,152 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

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 $400 on Cheapflights?

    Yes, there are multiple flights from Portland to Helena for under $400. The cheapest flight booked recently is on Delta for just $320, but on average you can expect to pay $540.

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

    Cheapflights users have booked flights from Portland to Helena round-trip from $320. Other airlines that can offer you cheap pricing are Alaska Airlines, from $375, and United Airlines, from $514. You may be able to fly from Portland to Helena for 30% 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 $164. Users have also found prices from $298 and $313 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 5/14.

See more FAQs

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Alternative routes for Portland to Helena
See prices for flight routes from nearby airports that may be better suited for you.

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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 2,632,958 searches. Data last updated May 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$281Average$436FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapest$309Average$450FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
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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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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Helena?

Deals for Portland to Helena flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Portland to Helena?

Millions of users choose and trust Cheapflights to book the best flight deals from Portland to Helena for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Portland to Helena with no change fees?

Certainly. Search results for flights to Helena from Portland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portland to Helena become cheaper?

Of course! You can now track prices for flights from Portland to Helena and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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