HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Portland to Helena (PDX - HLN) from $310

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/8. 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. 7 — may. 141
From?
To?
mar. 5/7
mar. 5/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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 mayo 2, 2024.

Popular in

October

Cheapest in

September

Average price

$446

Round-trip from

$332
High demand for flights, 23% potential price rise
Search Deals
Best time to find cheap flights, 24% potential price drop
Search Deals
Average for round-trip flights in May 2024
Search Deals
From Portland to Helena
Search Deals

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 September. Prices to Helena from Portland average $458. You can even find prices in September for less than $458, as users have found deals to Helena from as low as $334. The month of October 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 30%.

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 2,899,487 searches. Data last updated mayo 2, 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.
vie. 5/243:54 pmPDX - HLN
2 stops28h 32mUnited Airlines
lun. 5/276:53 amHLN - PDX
1 stop25h 50mUnited Airlines
Deal found 5/1$576
sáb. 5/118:56 amPDX - HLN
1 stop11h 15mUnited Airlines
mar. 5/146:50 amHLN - PDX
1 stop15h 09mUnited Airlines
Deal found 4/30$585
sáb. 5/118:56 amPDX - HLN
1 stop11h 15mUnited Airlines
mar. 5/146:50 amHLN - PDX
2 stops15h 05mUnited Airlines
Deal found 4/30$590
sáb. 5/117:45 amPDX - HLN
2 stops12h 26mUnited Airlines
mar. 5/146:50 amHLN - PDX
2 stops15h 05mUnited Airlines
Deal found 4/30$595
vie. 5/243:54 pmPDX - HLN
2 stops28h 32mUnited Airlines
mar. 5/282:15 pmHLN - PDX
2 stops25h 36mUnited Airlines
Deal found 4/30$621
vie. 5/243:54 pmPDX - HLN
2 stops28h 32mUnited Airlines
mar. 5/282:15 pmHLN - PDX
3 stops25h 36mUnited Airlines
Deal found 4/30$685
mar. 5/144:13 pmPDX - HLN
1 stop27h 58mUnited Airlines
vie. 5/172:20 pmHLN - PDX
1 stop20h 12mUnited Airlines
Deal found 5/1$734

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 2,899,487 searches. Data last updated mayo 2, 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.
sáb. 5/185:40 amPDX - HLN
1 stop6h 03mDelta
lun. 5/205:50 amHLN - PDX
1 stop4h 10mDelta
Deal found 4/29$328
sáb. 6/85:19 pmPDX - HLN
1 stop4h 26mDelta
mar. 6/116:00 amHLN - PDX
2 stops8h 26mDelta
Deal found 4/29$330
mar. 5/282:14 pmPDX - HLN
2 stops7h 18mDelta
mar. 6/41:24 pmHLN - PDX
2 stops8h 14mDelta
Deal found 4/30$332
sáb. 5/185:40 amPDX - HLN
1 stop6h 03mDelta
mié. 5/225:50 amHLN - PDX
2 stops8h 43mDelta
Deal found 4/30$340
sáb. 5/185:40 amPDX - HLN
1 stop6h 03mDelta
sáb. 5/255:50 amHLN - PDX
1 stop4h 10mDelta
Deal found 4/30$353
vie. 5/312:14 pmPDX - HLN
2 stops7h 18mDelta
dom. 6/25:50 amHLN - PDX
1 stop4h 10mDelta
Deal found 4/30$380
sáb. 6/85:15 amPDX - HLN
2 stops6h 24mDelta
mar. 6/111:19 pmHLN - PDX
2 stops6h 32mDelta
Deal found 4/30$422
mié. 5/155:40 amPDX - HLN
1 stop6h 03mDelta
mié. 5/225:50 amHLN - PDX
1 stop4h 10mDelta
Deal found 4/30$423
sáb. 6/85:15 amPDX - HLN
2 stops6h 24mDelta
mar. 6/111:19 pmHLN - PDX
2 stops8h 27mDelta
Deal found 4/29$447

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 2,899,487 searches. Prices were last updated on mayo 2, 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.
sáb. 5/255:20 pmPDX - HLN
1 stop4h 12mDelta
mar. 5/285:50 amHLN - PDX
1 stop4h 10mDelta
Deal found 5/1$318
sáb. 5/253:30 pmPDX - HLN
2 stops6h 02mDelta
mar. 5/285:50 amHLN - PDX
1 stop4h 10mDelta
Deal found 5/1$340
vie. 5/2411:45 amPDX - HLN
1 stop11h 14mAlaska Airlines
mar. 5/287:00 amHLN - PDX
1 stop11h 20mAlaska Airlines
Deal found 4/30$392
vie. 5/246:07 pmPDX - HLN
1 stop4h 52mAlaska Airlines
mar. 5/283:01 pmHLN - PDX
2 stops8h 18mAlaska Airlines
Deal found 4/30$506
vie. 5/2410:30 amPDX - HLN
1 stop12h 29mAlaska Airlines
lun. 5/277:00 amHLN - PDX
1 stop3h 39mAlaska Airlines
Deal found 5/1$520
mar. 5/147:45 pmPDX - HLN
2 stops17h 31mAlaska Airlines
vie. 5/177:00 amHLN - PDX
2 stops13h 26mAlaska Airlines
Deal found 5/1$556
vie. 5/243:54 pmPDX - HLN
2 stops28h 32mUnited Airlines
lun. 5/276:53 amHLN - PDX
1 stop25h 50mUnited Airlines
Deal found 5/1$576
mar. 5/147:45 pmPDX - HLN
2 stops17h 31mAlaska Airlines
vie. 5/173:01 pmHLN - PDX
1 stop8h 39mAlaska Airlines
Deal found 5/1$589
sáb. 5/253:54 pmPDX - HLN
2 stops28h 32mUnited Airlines
mar. 5/286:53 amHLN - PDX
2 stops28h 19mUnited Airlines
Deal found 5/1$596

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 2,899,487 searches. Data last updated mayo 2, 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.
sáb. 6/87:25 pmPDX - HLN
1 stop3h 34mAlaska Airlines
mar. 6/113:01 pmHLN - PDX
1 stop6h 39mAlaska Airlines
Deal found 5/1$310
sáb. 5/255:20 pmPDX - HLN
1 stop4h 12mDelta
mar. 5/285:50 amHLN - PDX
1 stop4h 10mDelta
Deal found 5/1$318
sáb. 6/85:19 pmPDX - HLN
1 stop4h 26mDelta
mar. 6/111:19 pmHLN - PDX
2 stops11h 35mDelta
Deal found 5/1$320
sáb. 7/135:19 pmPDX - HLN
1 stop4h 12mDelta
dom. 7/216:00 amHLN - PDX
1 stop4h 05mDelta
Deal found 5/1$328
sáb. 6/85:10 amPDX - HLN
1 stop6h 29mDelta
mar. 6/116:00 amHLN - PDX
2 stops8h 26mDelta
Deal found 4/30$330
sáb. 5/253:30 pmPDX - HLN
2 stops6h 02mDelta
mar. 5/285:50 amHLN - PDX
1 stop4h 10mDelta
Deal found 5/1$340
sáb. 6/85:15 amPDX - HLN
2 stops6h 24mDelta
mar. 6/116:00 amHLN - PDX
2 stops15h 46mDelta
Deal found 5/1$352
vie. 7/264:45 pmPDX - HLN
1 stop6h 14mAlaska Airlines
dom. 7/283:42 pmHLN - PDX
1 stop6h 00mAlaska Airlines
Deal found 5/1$353
mié. 7/105:45 pmPDX - HLN
1 stop5h 14mAlaska Airlines
dom. 7/143:42 pmHLN - PDX
1 stop8h 00mAlaska Airlines
Deal found 5/1$375

Portland to Helena flights leaving soon

Find last-minute flight options from Portland to Helena for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,899,487 searches. Data last updated mayo 2, 2024.
Have a look at some of the flights available from Portland to Helena departing last-minute. Users should examine the flight details to ensure there are no surprises.
sáb. 5/118:56 amPDX - HLN
1 stop11h 15mUnited Airlines
mar. 5/146:50 amHLN - PDX
1 stop15h 09mUnited Airlines
Deal found 4/30$585
sáb. 5/118:56 amPDX - HLN
1 stop11h 15mUnited Airlines
mar. 5/146:50 amHLN - PDX
2 stops15h 05mUnited Airlines
Deal found 4/30$590
sáb. 5/117:45 amPDX - HLN
2 stops12h 26mUnited Airlines
mar. 5/146:50 amHLN - PDX
2 stops15h 05mUnited Airlines
Deal found 4/30$595

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 2,899,487 searches. Data last updated mayo 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$310 - $576

Route

Depart

Return

Price

PortlandHelena

PDX - HLN

PDXHLN

Portland

sáb. 6/8

1 stop3h 34m

Helena

mar. 6/11

1 stop18h 38m

$310

PortlandHelena

PDX - HLN

PDXHLN

Portland

sáb. 5/18

1 stop6h 03m

Helena

lun. 5/20

1 stop4h 10m

$328

PortlandHelena

PDX - HLN

PDXHLN

Portland

sáb. 6/8

1 stop4h 26m

Helena

mar. 6/11

2 stops8h 26m

$330

PortlandHelena

PDX - HLN

PDXHLN

Portland

mar. 5/28

2 stops7h 18m

Helena

mar. 6/4

2 stops8h 14m

$332

PortlandHelena

PDX - HLN

PDXHLN

Portland

sáb. 5/18

1 stop6h 03m

Helena

mié. 5/22

2 stops8h 43m

$340

PortlandHelena

PDX - HLN

PDXHLN

Portland

mié. 7/10

1 stop6h 14m

Helena

dom. 7/14

1 stop18h 59m

$360

PortlandHelena

PDX - HLN

PDXHLN

Portland

mié. 5/15

1 stop6h 16m

Helena

sáb. 5/25

1 stop6h 39m

$373

PortlandHelena

PDX - HLN

PDXHLN

Portland

mié. 7/10

1 stop5h 14m

Helena

dom. 7/14

1 stop8h 00m

$375

PortlandHelena

PDX - HLN

PDXHLN

Portland

vie. 5/24

2 stops28h 32m

Helena

lun. 5/27

1 stop25h 50m

$576

Flights are sorted by cheapest first

Deals found on 4/29

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 April 28, 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 $0 while a round-trip flight costs $369. Price data was last updated on April 28, 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 June is currently the most expensive (average of $678). 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

$557

June

$678

July

$651

August

$483

September

$496

October

$395

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 mayo 2, 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
9,115 reviews
Check prices

Overall

8.1

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

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

Alaska Airlines
8.1
Very good
9,115 reviews
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Overall

8.1

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

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

Delta
8.1
Very good
10,874 reviews
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Overall

8.1

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Reviews

1 / 10

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

United Airlines
7.4
Good
11,159 reviews
Alaska Airlines
8.1
Very good
9,115 reviews
Check prices

Overall

8.1

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

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 Alaska Airlines for just $310, but on average you can expect to pay $382.

  • Are there last-minute flights available from Portland to Helena for under $600?

    There are currently 3+ open flights from Portland to Helena within the next 7 days for less than $600.

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

    Cheapflights users have booked flights from Portland to Helena round-trip from $310. Another airline that can offer you cheap pricing is Delta. You may be able to fly from Portland to Helena for 32% less than the average price by searching for these airlines.

  • 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 5/1.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Portland to Missoula flights
Portland to Bozeman flights
Portland to Billings flights
Portland to Kalispell flights
Portland to Great Falls flights
Eugene to Bozeman flights
Redmond to Helena flights
Redmond to Bozeman flights
Medford to Billings flights
Medford to Bozeman flights
Redmond to Missoula flights
Medford to Kalispell flights
Portland to Butte flights
Eugene to Kalispell flights
Eugene to Great Falls flights
Medford to Great Falls flights
Eugene to Billings flights
Redmond to Great Falls flights

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 2,899,487 searches. Data last updated mayo 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$284Average$502FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapest$309Average$449FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Boston to Salt Lake City flights
Chicago to Tampa flights
Chicago to Miami flights
New York to Charlotte flights
New York John F Kennedy Intl Airport to Orlando flights
Dallas to Tampa flights
San Diego to Dallas flights
New York to Buffalo flights
Chicago to Boston flights
Denver to Las Vegas flights
Los Angeles to Hawaii flights
Portland to Hermosillo flights

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.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Saint Peter Jersey
Flights to Kirkwall Arpt
Flights to Skiathos
Flights to Naxos
Flights to Ningbo Lishe Intl
Flights to Edremit/Korfez
Flights to Bourgas
Flights to Bodø
Flights to Pellston Emmet County
Flights to Cornwall Newquay
Flights to Ordu/Giresun
Flights to Batumi
Flights to Mason City
Flights to Biarritz Parme
Flights to Zakynthos Dionsios Salomos
Flights to Cortez Montezuma County
Flights to Clermont-Ferrand Aulnat
Flights to Nevsehir
Flights to Hyannis Barnstable
Flights to Girona Costa Brava
Flights to Kagoshima
Flights to Perugia Sant Egidio
Flights to Oran Es Senia
Flights to Chios

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.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines