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Helena

$168+ Cheap flights from Oregon to Helena (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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HLN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Oregon to Helena

Cheapest flights from Oregon to Helena
Explore the most affordable flight options available from Oregon to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:40 pmBOI - HLN
1 stop6h 51mUnited Airlines
Sun 1/46:10 amHLN - BOI
1 stop7h 26mUnited Airlines
Deal found 12/16$612
This Alaska Airlines deal was found by Cheapflights users on 12/14. 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.
Tue 12/309:55 amBOI - HLN
1 stop8h 00mAlaska Airlines
Fri 1/26:32 pmHLN - BOI
1 stop5h 05mAlaska Airlines
Deal found 12/14$619
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/315:43 amBOI - HLN
2 stops12h 12mAlaska Airlines
Sun 1/46:32 pmHLN - BOI
1 stop5h 05mAlaska Airlines
Deal found 12/16$643
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 12/306:14 amPDX - HLN
1 stop10h 41mAlaska Airlines
Thu 1/16:32 pmHLN - PDX
1 stop6h 40mAlaska Airlines
Deal found 12/17$674
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 12/306:14 amPDX - HLN
1 stop10h 41mAlaska Airlines
Fri 1/26:32 pmHLN - PDX
1 stop6h 40mAlaska Airlines
Deal found 12/17$739
This Delta deal was found by Cheapflights users on 12/16. 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 12/265:30 amPDX - HLN
1 stop6h 00mDelta
Mon 12/295:30 amHLN - PDX
1 stop4h 38mDelta
Deal found 12/16$811
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 12/268:32 pmPDX - HLN
1 stop20h 23mAlaska Airlines
Mon 12/296:32 pmHLN - PDX
2 stops12h 46mAlaska Airlines
Deal found 12/16$1,080

Find flight deals from Oregon to Helena

Keep the following information in mind while searching for Oregon to Helena flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$245
(Alaska Airlines)

One-way from

$168
(Alaska Airlines)

Popular in

November

Cheapest in

January

Average price

$585
Provider with most accurate pricing for Portland-Helena flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Helena flights.
Search Deals
From Oregon to Helena
Search Deals
One-way flight from Oregon to Helena
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Oregon to Helena that are best for you.

Fly from

Oregon

Fly to

Helena

Route

Depart

Return

Price

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 2/28

7:05 am-3:59 pm

1 stop7h 54m

Helena

Tue 3/3

4:36 pm-8:49 am

1 stop17h 13m

$245

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Sat 3/7

6:28 am-3:59 pm

1 stop9h 31m

Helena

Wed 3/11

4:36 pm-11:59 pm

1 stop7h 23m

$245

PortlandHelena

PDX - HLN

PDXHLN

Portland

Fri 1/23

2:38 pm-6:11 pm

1 stop26h 33m

Helena

Mon 1/26

6:48 pm-12:38 pm

1 stop18h 50m

$254

RedmondHelena

RDM - HLN

RDMHLN

Bend/Redmond

Thu 2/26

7:26 pm-3:59 pm

1 stop19h 33m

Helena

Sat 2/28

4:36 pm-9:32 pm

1 stop5h 56m

$254

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Fri 1/30

5:55 pm-6:11 pm

1 stop24h 16m

Helena

Mon 2/2

6:48 pm-9:05 pm

1 stop26h 17m

$254

PortlandHelena

PDX - HLN

PDXHLN

Portland

Thu 1/22

5:35 pm-6:11 pm

1 stop23h 36m

Helena

Sun 1/25

6:48 pm-12:38 pm

1 stop18h 50m

$264

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Fri 1/16

9:02 am-6:11 pm

1 stop9h 09m

Helena

Fri 1/23

6:48 pm-11:59 pm

1 stop5h 11m

$283

YakimaHelena

YKM - HLN

YKMHLN

Yakima Air Terminal

Sun 2/22

4:23 pm-3:59 pm

1 stop22h 36m

Helena

Thu 2/26

4:36 pm-3:46 pm

1 stop24h 10m

$402

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 1/10

10:30 am-6:11 pm

2 stops6h 41m

Helena

Sat 1/17

6:48 pm-10:46 pm

1 stop4h 58m

$423

PortlandHelena

PDX - HLN

PDXHLN

Portland

Thu 5/7

5:05 pm-10:34 pm

1 stop4h 29m

Helena

Sun 5/10

5:45 am-9:03 am

1 stop4h 18m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 14 results
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Best time to book a flight from Oregon to Helena

Have a flexible travel schedule? Discover the best time to fly to Helena from Oregon 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.

Cheapflights Insights

Everything you need to know about your flight from Oregon to Helena

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

Currently, August is the cheapest month in which you can book a flight from Oregon to Helena (average of $135). Flying from Oregon to Helena in July is currently the most expensive (average of $227). 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.

Related info for your journey

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

  • What airport do you fly into for flights to Helena from Oregon?

    If you book a flight to Helena from Oregon, you will be flying to Helena, which is the city’s only airport. Helena (HLN) is located 2.7 mi from the center of Helena.

  • How long is the flight from Oregon to Helena?

    There are many flights that can get you from Oregon to Helena in 7h 54m. Fly via Alaska Airlines to get the fastest option. The distance between Oregon and Helena is about 512 mi.

  • What are the most popular routes from Oregon to Helena?

    Most travelers choose Portland - Helena, Boise Air Term. Gowen Fld - Helena or Bend/Redmond - Helena when deciding on the best route from Oregon to Helena.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oregon 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.

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

    Currently, August is the cheapest month in which you can book a flight from Oregon to Helena (average of $135). Flying from Oregon to Helena in July is currently the most expensive (average of $227). 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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Top 2 airlines flying from Oregon to Helena

Discover the top 2 airlines that operate flights from Oregon 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 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$184Average$424FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$304Average$469FlexibilityNo cancel feeOn-time75%

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