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Helena

$89+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HLN
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
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 February 4, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/311:54 am
BOI
-
HLN
1 stop4h 05m
Alaska Airlines
Wed 3/44:36 pm
HLN
-
BOI
1 stop6h 04m
Alaska Airlines
Deal found 2/3$177
This Delta deal was found by Cheapflights users on 2/3. 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.
Sat 5/96:00 am
PDX
-
HLN
1 stop5h 20m
Delta
Wed 5/131:00 pm
HLN
-
PDX
1 stop4h 00m
Delta
Deal found 2/3$197
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/311:54 am
BOI
-
HLN
1 stop4h 05m
Alaska Airlines
Sat 3/74:36 pm
HLN
-
BOI
1 stop6h 04m
Alaska Airlines
Deal found 2/2$207
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 3/78:30 am
PDX
-
HLN
1 stop6h 29m
Alaska Airlines
Sat 3/144:36 pm
HLN
-
PDX
2 stops25h 11m
Alaska Airlines
Deal found 2/3$255
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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 5/911:59 am
PDX
-
HLN
1 stop4h 46m
Alaska Airlines
Wed 5/134:43 pm
HLN
-
PDX
1 stop5h 51m
Alaska Airlines
Deal found 2/1$257
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/211:54 am
BOI
-
HLN
1 stop4h 05m
Alaska Airlines
Sat 3/74:36 pm
HLN
-
BOI
1 stop6h 04m
Alaska Airlines
Deal found 2/2$257
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 3/311:54 am
BOI
-
HLN
1 stop4h 05m
Alaska Airlines
Thu 3/54:36 pm
HLN
-
BOI
1 stop4h 39m
Alaska Airlines
Deal found 2/2$277
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Sun 3/16:28 am
BOI
-
HLN
1 stop9h 31m
Alaska Airlines
Sat 3/74:36 pm
HLN
-
BOI
1 stop7h 23m
Alaska Airlines
Deal found 2/2$283
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 5/155:46 pm
PDX
-
HLN
1 stop21h 20m
Alaska Airlines
Sun 5/174:43 pm
HLN
-
PDX
1 stop16h 14m
Alaska Airlines
Deal found 2/3$293
This Travelocity deal was found by Cheapflights users on 2/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:28 am
BOI
-
HLN
1 stop9h 31m
Alaska Airlines
Sun 3/84:36 pm
HLN
-
BOI
1 stop17h 04m
Alaska Airlines
Deal found 2/1$303
This Delta deal was found by Cheapflights users on 2/2. 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 3/26:35 pm
BOI
-
HLN
1 stop3h 52m
Delta
Thu 3/51:10 pm
HLN
-
BOI
1 stop4h 39m
Delta
Deal found 2/2$308
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Sun 3/18:30 am
PDX
-
HLN
1 stop6h 29m
Alaska Airlines
Sun 3/84:36 pm
HLN
-
PDX
1 stop24h 12m
Alaska Airlines
Deal found 2/2$323

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 February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$177
(Alaska Airlines)

One-way from

$89
(Delta)

Popular in

January

Cheapest in

October

Average price

$422
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. 17% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
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 February 4, 2026.
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

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Tue 3/3

11:54 am-3:59 pm

1 stop4h 05m

Helena

Wed 3/4

4:36 pm-10:40 pm

1 stop6h 04m

$177

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 5/9

6:00 am-12:20 pm

1 stop5h 20m

Helena

Wed 5/13

5:45 am-8:55 am

1 stop4h 10m

$197

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 3/7

8:30 am-3:59 pm

1 stop6h 29m

Helena

Sat 3/14

4:36 pm-4:47 pm

2 stops25h 11m

$255

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sat 5/9

11:59 am-5:45 pm

1 stop4h 46m

Helena

Wed 5/13

4:43 pm-9:34 pm

1 stop5h 51m

$257

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Mon 3/2

11:54 am-3:59 pm

1 stop4h 05m

Helena

Sat 3/7

4:36 pm-10:40 pm

1 stop6h 04m

$257

PortlandHelena

PDX - HLN

PDXHLN

Portland

Fri 5/15

5:46 pm-4:06 pm

1 stop21h 20m

Helena

Sun 5/17

4:43 pm-7:57 am

1 stop16h 14m

$293

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Mon 3/2

6:35 pm-10:27 pm

1 stop3h 52m

Helena

Thu 3/5

1:10 pm-5:49 pm

1 stop4h 39m

$308

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Sun 3/1

6:28 am-3:59 pm

1 stop9h 31m

Helena

Sun 3/8

4:36 pm-8:13 am

2 stops15h 37m

$315

PortlandHelena

PDX - HLN

PDXHLN

Portland

Sun 3/1

8:30 am-3:59 pm

1 stop6h 29m

Helena

Sun 3/8

4:36 pm-3:48 pm

1 stop24h 12m

$323

BoiseHelena

BOI - HLN

BOIHLN

Boise Air Term. Gowen Fld

Mon 3/2

1:51 pm-10:27 pm

2 stops8h 36m

Helena

Sat 3/7

1:10 pm-8:15 pm

2 stops7h 05m

$328

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 16 results
1
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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, March is the cheapest month in which you can book a flight from Oregon to Helena (average of $119). 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 4h 05m. Fly via Alaska Airlines or Delta to get the fastest option. The distance between Oregon and Helena is about 294 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, March is the cheapest month in which you can book a flight from Oregon to Helena (average of $119). 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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$158Average$424FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$304Average$501FlexibilityNo cancel feeOn-time75%

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