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Helena

$209+ 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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HLN
Nov 30 — Dec 71
Sun 11/30
Sun 12/7
1 adult, Economy
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Find 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 October 31, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 12/55:49 pmPDX - HLN
1 stop23h 02mAlaska Airlines
Wed 12/106:28 pmHLN - PDX
1 stop17h 22mAlaska Airlines
Deal found 10/30$224
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 12/1110:40 amPDX - HLN
1 stop6h 11mAlaska Airlines
Mon 12/156:28 pmHLN - PDX
1 stop20h 22mAlaska Airlines
Deal found 10/28$264
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 12/197:25 amRDM - HLN
1 stop9h 30mAlaska Airlines
Sun 12/216:32 pmHLN - RDM
1 stop6h 56mAlaska Airlines
Deal found 10/30$450
This Delta deal was found by Cheapflights users on 10/29. 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 11/175:30 amPDX - HLN
1 stop5h 56mDelta
Thu 11/201:06 pmHLN - PDX
1 stop6h 21mDelta
Deal found 10/29$493
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 11/147:30 amPDX - HLN
1 stop9h 06mAlaska Airlines
Sun 11/166:13 pmHLN - PDX
1 stop15h 53mAlaska Airlines
Deal found 10/27$494
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Fri 12/53:55 pmPDX - HLN
2 stops20h 52mUnited Airlines
Wed 12/102:30 pmHLN - PDX
2 stops21h 33mUnited Airlines
Deal found 10/30$541
This Delta deal was found by Cheapflights users on 10/30. 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 11/145:30 amPDX - HLN
1 stop5h 56mDelta
Tue 11/181:06 pmHLN - PDX
1 stop6h 21mDelta
Deal found 10/30$543
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 12/113:55 pmPDX - HLN
2 stops20h 52mUnited Airlines
Mon 12/156:30 amHLN - PDX
2 stops29h 33mUnited Airlines
Deal found 10/28$551
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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.
Mon 11/178:45 pmPDX - HLN
1 stop19h 51mAlaska Airlines
Thu 11/206:13 pmHLN - PDX
2 stops13h 03mAlaska Airlines
Deal found 10/29$562
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 11/147:01 amPDX - HLN
2 stops9h 35mAlaska Airlines
Tue 11/186:13 pmHLN - PDX
1 stop5h 27mAlaska Airlines
Deal found 10/30$609
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 10/318:28 amRDM - HLN
1 stop8h 08mAlaska Airlines
Fri 11/76:13 pmHLN - RDM
1 stop3h 45mAlaska Airlines
Deal found 10/30$736
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 10/3111:43 amBOI - HLN
1 stop5h 53mAlaska Airlines
Fri 11/76:13 pmHLN - BOI
1 stop5h 41mAlaska Airlines
Deal found 10/30$736

Cheap flight deals from Oregon to Helena

Keep the following information in mind while searching for Oregon to Helena flight deals. Data was last updated October 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$224
(Alaska Airlines)

One-way from

$209
(Delta)

Popular in

September

Cheapest in

January

Average price

$364
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. 21% potential increase in price ($117 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 October 31, 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

Fri 12/5

5:49 pm-5:51 pm

1 stop23h 02m

Helena

Wed 12/10

6:28 pm-10:50 am

1 stop17h 22m

$224

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Sat 1/17

6:23 am-5:22 pm

1 stop10h 59m

Helena

Tue 1/20

5:59 pm-11:01 pm

1 stop5h 02m

$262

PortlandHelena

PDX - HLN

PDXHLN

Portland

Thu 12/11

10:40 am-5:51 pm

1 stop6h 11m

Helena

Mon 12/15

6:28 pm-1:50 pm

1 stop20h 22m

$264

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Thu 1/15

11:35 am-5:22 pm

1 stop5h 47m

Helena

Tue 1/20

5:59 pm-9:05 pm

1 stop27h 06m

$292

RedmondHelena

RDM - HLN

RDMHLN

Bend/Redmond

Wed 4/15

9:00 am-3:38 pm

1 stop5h 38m

Helena

Sat 4/18

4:10 pm-9:04 pm

1 stop5h 54m

$336

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Tue 4/14

10:00 am-3:38 pm

1 stop5h 38m

Helena

Sat 4/18

4:10 pm-10:21 pm

1 stop6h 11m

$336

RedmondHelena

RDM - HLN

RDMHLN

Bend/Redmond

Wed 4/15

6:20 am-10:34 pm

2 stops15h 14m

Helena

Sat 4/18

5:45 am-11:54 am

1 stop7h 09m

$416

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Tue 4/14

5:00 pm-12:23 pm

2 stops19h 23m

Helena

Sat 4/18

12:50 pm-4:48 pm

1 stop3h 58m

$416

RedmondHelena

RDM - HLN

RDMHLN

Bend/Redmond

Fri 12/19

7:25 am-5:55 pm

1 stop9h 30m

Helena

Sun 12/21

6:32 pm-12:28 am

1 stop6h 56m

$450

PortlandHelena

PDX - HLN

PDXHLN

Portland

Fri 11/14

7:30 am-5:36 pm

1 stop9h 06m

Helena

Sun 11/16

6:13 pm-9:06 am

1 stop15h 53m

$494

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 29 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.

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

Find hourly flight availability from Oregon to Helena. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2025.

One of the essential ways to save on airfare from Oregon to Helena is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 25% on airfare.

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 5h 38m. Fly via Alaska Airlines, Hawaiian Airlines, or Delta to get the fastest option. The distance between Oregon and Helena is about 473 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $209 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $392 and $398, respectively.

  • 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 October 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$286Average$420FlexibilityNo cancel feeOn-time75%
DeltaCheapest$288Average$382FlexibilityNo cancel feeOn-timeN/A

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