HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oregon

$149+ Cheap flights from Helena (HLN) to Oregon

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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — PDX
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Helena to Oregon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Helena to Oregon

Keep the following information in mind while searching for Helena to Oregon flight deals. Data was last updated August 13, 2025.

Round-trip from

$282
(Alaska Airlines)

One-way from

$149
(Alaska Airlines)

Popular in

November

Cheapest in

July

Average price

$428
From Helena to Oregon
Search Deals
One-way flight from Helena to Oregon
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Helena to Oregon

Cheapest flights from Helena to Oregon
Explore the most affordable flight options available from Helena to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

This Alaska Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 11/16:13 pmHLN - EUG
1 stop3h 57mAlaska Airlines
Sat 11/88:41 amEUG - HLN
1 stop7h 55mAlaska Airlines
Deal found 8/12$282
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 11/16:13 pmHLN - PDX
1 stop6h 56mAlaska Airlines
Sat 11/87:30 amPDX - HLN
1 stop9h 06mAlaska Airlines
Deal found 8/12$302
This Delta deal was found by Cheapflights users on 8/12. 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 11/195:40 amHLN - PDX
1 stop4h 33mDelta
Thu 11/2710:15 amPDX - HLN
1 stop6h 32mDelta
Deal found 8/12$336
This Delta deal was found by Cheapflights users on 8/12. 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 11/1912:50 pmHLN - PDX
2 stops7h 23mDelta
Wed 11/265:55 amPDX - HLN
1 stop5h 29mDelta
Deal found 8/12$345
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 11/196:13 pmHLN - PDX
2 stops16h 36mAlaska Airlines
Fri 11/281:24 pmPDX - HLN
1 stop3h 58mAlaska Airlines
Deal found 8/12$359
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 10/166:18 pmHLN - PDX
1 stop15h 42mAlaska Airlines
Mon 10/202:30 pmPDX - HLN
1 stop26h 11mAlaska Airlines
Deal found 8/12$362
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 11/206:13 pmHLN - PDX
1 stop5h 27mAlaska Airlines
Fri 11/281:24 pmPDX - HLN
1 stop3h 58mAlaska Airlines
Deal found 8/12$367
This Delta deal was found by Cheapflights users on 8/10. 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 9/25:50 amHLN - PDX
1 stop4h 01mDelta
Fri 9/55:05 pmPDX - HLN
1 stop4h 08mDelta
Deal found 8/10$369
This Delta deal was found by Cheapflights users on 8/12. 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 11/205:40 amHLN - PDX
1 stop4h 33mDelta
Wed 11/265:55 amPDX - HLN
1 stop5h 29mDelta
Deal found 8/12$377
This United Airlines deal was found by Cheapflights users on 8/12. 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 9/125:20 pmHLN - BOI
1 stop5h 01mUnited Airlines
Sun 9/1410:48 amBOI - HLN
1 stop5h 16mUnited Airlines
Deal found 8/12$447
This United Airlines deal was found by Cheapflights users on 8/12. 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 8/272:30 pmHLN - EUG
1 stop7h 53mUnited Airlines
Sun 8/315:00 amEUG - HLN
1 stop7h 30mUnited Airlines
Deal found 8/12$485
This Hawaiian Airlines deal was found by Cheapflights users on 8/12. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/274:02 pmHLN - BOI
1 stop6h 38mHawaiian Airlines
Sun 8/319:00 amBOI - HLN
1 stop6h 21mHawaiian Airlines
Deal found 8/12$496

Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Oregon 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 August 13, 2025.
Use the filters below to find and compare flights from Helena to Oregon that are best for you.

Fly from

Helena

Fly to

Oregon

Route

Depart

Return

Price

HelenaEugene

HLN - EUG

HLNEUG

Helena

Sat 11/1

6:13 pm-9:10 pm

1 stop3h 57m

Eugene

Sat 11/8

8:41 am-5:36 pm

1 stop7h 55m

$282

HelenaPortland

HLN - PDX

HLNPDX

Helena

Sat 11/1

6:13 pm-12:09 am

1 stop6h 56m

Portland

Sat 11/8

7:30 am-5:36 pm

1 stop9h 06m

$302

HelenaPortland

HLN - PDX

HLNPDX

Helena

Wed 11/19

12:50 pm-6:16 pm

1 stop6h 26m

Portland

Wed 11/26

5:55 am-12:24 pm

1 stop5h 29m

$331

HelenaPortland

HLN - PDX

HLNPDX

Helena

Wed 11/19

5:40 am-9:13 am

1 stop4h 33m

Portland

Thu 11/27

10:15 am-5:47 pm

1 stop6h 32m

$336

HelenaPortland

HLN - PDX

HLNPDX

Helena

Wed 11/19

6:13 pm-9:49 am

2 stops16h 36m

Portland

Fri 11/28

1:24 pm-6:22 pm

1 stop3h 58m

$359

HelenaPortland

HLN - PDX

HLNPDX

Helena

Thu 10/16

6:18 pm-9:00 am

1 stop15h 42m

Portland

Mon 10/20

2:30 pm-5:41 pm

1 stop26h 11m

$362

HelenaPortland

HLN - PDX

HLNPDX

Helena

Thu 11/20

6:13 pm-10:40 pm

1 stop5h 27m

Portland

Fri 11/28

1:24 pm-6:22 pm

1 stop3h 58m

$367

HelenaPortland

HLN - PDX

HLNPDX

Helena

Fri 11/21

6:59 pm-11:00 pm

1 stop5h 01m

Portland

Fri 11/28

1:24 pm-6:22 pm

1 stop3h 58m

$367

HelenaBoise

HLN - BOI

HLNBOI

Helena

Fri 9/12

5:20 pm-10:21 pm

1 stop5h 01m

Boise Air Term. Gowen Fld

Sun 9/14

10:48 am-4:04 pm

1 stop5h 16m

$447

HelenaEugene

HLN - EUG

HLNEUG

Helena

Wed 8/27

2:30 pm-9:23 pm

1 stop7h 53m

Eugene

Sun 8/31

5:00 am-1:30 pm

1 stop7h 30m

$485

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 32 results
1
2
3
4

Best time to book a flight from Helena to Oregon

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

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

Currently, November is the cheapest month in which you can book a flight from Helena to Oregon (average of $277). Flying from Helena to Oregon in March is currently the most expensive (average of $369). 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.

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. 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 Oregon. Reviews last updated August 13, 2025.
Get a feel of what it's like to fly with Alaska Airlines and Delta from Helena to Oregon by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

Find useful and relevant information for your journey from Helena to Oregon. 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 from for flights from Helena to Oregon?

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

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

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $149. Delta flights start at $153 while deals on United Airlines start at $183 one-way.

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

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Helena to Oregon 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 Helena to Oregon?

    Currently, November is the cheapest month in which you can book a flight from Helena to Oregon (average of $277). Flying from Helena to Oregon in March is currently the most expensive (average of $369). 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

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 Helena to Oregon

See prices for flight routes from nearby airports that may be better suited for you.
Kalispell to Hobby flights
Bozeman to Los Angeles flights
Bozeman to Seattle flights
Bozeman to Denver flights
Bozeman to Atlanta flights
Kalispell to Portland flights
Kalispell to George Bush Intcntl flights
Kalispell to Dallas/Fort Worth flights
Bozeman to O'Hare Intl flights
Missoula to Seattle flights
Bozeman to Newark flights
Missoula to San Francisco flights
Bozeman to Minneapolis flights
Bozeman to Las Vegas flights
Bozeman to Dallas/Fort Worth flights
Bozeman to John F Kennedy Intl flights
Bozeman to Philadelphia flights
Bozeman to San Francisco flights
Kalispell to Denver flights
Missoula to Minneapolis flights
Bozeman to Detroit flights
Missoula to O'Hare Intl flights
Billings to Los Angeles flights
Bozeman to Dulles Intl flights
Missoula to Denver flights
Bozeman to Kansas City flights
Butte to George Bush Intcntl flights
Butte to Hobby flights
Bozeman to Baltimore flights
Billings to Las Vegas flights
Bozeman to Ontario flights
Bozeman to Orlando flights
Missoula to Salt Lake City flights
Billings to O'Hare Intl flights
Missoula to John F Kennedy Intl flights
Kalispell to San Diego flights
Billings to John F Kennedy Intl flights
Bozeman to Reagan-National flights
Bozeman to Salt Lake City flights
Bozeman to Midway flights
Bozeman to Boston flights
Billings to Seattle flights
Missoula to Nashville flights
Bozeman to Portland flights
Billings to Denver flights
Missoula to Los Angeles flights
Bozeman to New Orleans flights
Missoula to Newark flights
Bozeman to LaGuardia flights
Bozeman to San Diego flights

Top 2 airlines flying from Helena to Oregon

Discover the top 2 airlines that operate flights from Helena to Oregon. 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 August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$227Average$425FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$231Average$391FlexibilityNo cancel feeOn-time75%

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.