What is the cheapest airline that flies from Helena to Oregon?

Delta, United Airlines, and Alaska Airlines are the most popular carriers operating from Helena to Oregon

What airlines fly to Oregon?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Oregon from Helena according to our data. Alaska Airlines is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 3 different airlines that fly to Oregon on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Helena Airport to Oregon?

Prices for flights from Helena Airport to Oregon refresh daily.

How many operators does momondo search for flights from Helena Airport to Oregon?

As of July 2026, there is 1 operator available to choose from for flights from Helena Airport to Oregon.

How old do you have to be to fly from Helena Airport to Oregon?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Oregon.

What documentation or ID do you need to fly to Oregon?

The necessary travel and health documents for your Oregon trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$198 Cheap Flights from Helena to Oregon in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helena to Oregon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:48 pm - 11:57 pm

HLN

EUG

8h 09m

1 stop

7:23 pm - 4:11 pm

EUG

HLN

19h 48m

1 stop

$348Alaska Airlines

Sat, Oct 17 - Wed, Oct 21

4:41 pm - 9:55 pm

HLN

PDX

6h 14m

1 stop

7:35 pm - 4:04 pm

PDX

HLN

19h 29m

1 stop

$363Alaska Airlines

Sat, Nov 7 - Tue, Nov 10

4:41 pm - 11:51 pm

HLN

BOI

7h 10m

1 stop

10:49 am - 4:04 pm

BOI

HLN

5h 15m

1 stop

$364Alaska Airlines

Sat, Nov 7 - Wed, Nov 11

5:18 pm - 4:50 pm

HLN

PDX

24h 32m

1 stop

9:32 pm - 4:41 pm

PDX

HLN

18h 09m

1 stop

$373Alaska Airlines

Tue, Sep 15 - Fri, Sep 18

4:48 pm - 11:57 pm

HLN

EUG

8h 09m

1 stop

7:23 pm - 4:11 pm

EUG

HLN

19h 48m

1 stop

$383Alaska Airlines

Sat, Oct 17 - Wed, Oct 21

4:48 pm - 11:57 pm

HLN

EUG

8h 09m

1 stop

4:02 pm - 4:11 pm

EUG

HLN

23h 09m

2 stops

$388Alaska Airlines

Sat, Oct 17 - Wed, Oct 21

4:41 pm - 10:20 pm

HLN

BOI

5h 39m

1 stop

6:33 am - 4:04 pm

BOI

HLN

9h 31m

1 stop

$393Alaska Airlines

Fri, Nov 13 - Sun, Nov 15

4:41 pm - 9:55 pm

HLN

PDX

6h 14m

1 stop

10:45 am - 4:04 pm

PDX

HLN

4h 19m

1 stop

$395Alaska Airlines

Sat, Nov 7 - Tue, Nov 10

12:57 pm - 10:31 pm

HLN

PDX

10h 34m

2 stops

5:10 pm - 10:24 pm

PDX

HLN

4h 14m

1 stop

$444Delta

Sat, Sep 19 - Tue, Sep 22

5:40 am - 8:37 am

HLN

PDX

3h 57m

1 stop

5:45 am - 12:15 pm

PDX

HLN

5h 30m

1 stop

$470Delta

Thu, Jul 30 - Sun, Aug 2

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Delta flights from Helena to Oregon

Our best Delta deals on Helena to Oregon flight tickets

Delta

Sep 19

HLN12:57 pmHelena

10h 34m

2 stops

PDX10:31 pmPortland

Sep 22

PDX5:10 pmPortland

4h 14m

1 stop

HLN10:24 pmHelena

$444

Delta

Jul 30

HLN5:40 amHelena

3h 57m

1 stop

PDX8:37 amPortland

Aug 2

PDX5:45 amPortland

5h 30m

1 stop

HLN12:15 pmHelena

$470

Delta

Jul 26

HLN12:55 pmHelena

4h 14m

1 stop

PDX4:09 pmPortland

Aug 3

PDX5:45 amPortland

5h 30m

1 stop

HLN12:15 pmHelena

$495

Alaska Airlines flights from Helena to Oregon

Our best Alaska Airlines deals on Helena to Oregon flight tickets

Alaska Airlines

Nov 7

HLN4:41 pmHelena

6h 14m

1 stop

PDX9:55 pmPortland

Nov 10

PDX7:35 pmPortland

19h 29m

1 stop

HLN4:04 pmHelena

$363

Alaska Airlines

Nov 7

HLN4:41 pmHelena

7h 10m

1 stop

BOI11:51 pmBoise Air Term. Gowen Fld

Nov 11

BOI10:49 amBoise Air Term. Gowen Fld

5h 15m

1 stop

HLN4:04 pmHelena

$364

Alaska Airlines

Sep 15

HLN5:18 pmHelena

24h 32m

1 stop

PDX4:50 pmPortland

Sep 18

PDX9:32 pmPortland

18h 09m

1 stop

HLN4:41 pmHelena

$373

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaEugene

HLN - EUG

HLNEUG

Helena

Sat 10/17

4:48 pm-11:57 pm

1 stop8h 09m

Eugene

Wed 10/21

7:23 pm-4:11 pm

1 stop19h 48m

$348

HelenaPortland

HLN - PDX

HLNPDX

Helena

Sat 11/7

4:41 pm-9:55 pm

1 stop6h 14m

Portland

Tue 11/10

7:35 pm-4:04 pm

1 stop19h 29m

$363

HelenaBoise

HLN - BOI

HLNBOI

Helena

Sat 11/7

4:41 pm-11:51 pm

1 stop7h 10m

Boise Air Term. Gowen Fld

Wed 11/11

10:49 am-4:04 pm

1 stop5h 15m

$364

HelenaPortland

HLN - PDX

HLNPDX

Helena

Tue 9/15

5:18 pm-4:50 pm

1 stop24h 32m

Portland

Fri 9/18

9:32 pm-4:41 pm

1 stop18h 09m

$373

HelenaEugene

HLN - EUG

HLNEUG

Helena

Sat 10/17

4:48 pm-11:57 pm

1 stop8h 09m

Eugene

Wed 10/21

7:23 pm-4:11 pm

1 stop19h 48m

$383

HelenaEugene

HLN - EUG

HLNEUG

Helena

Sat 10/17

4:48 pm-11:57 pm

1 stop8h 09m

Eugene

Wed 10/21

4:02 pm-4:11 pm

2 stops23h 09m

$388

HelenaBoise

HLN - BOI

HLNBOI

Helena

Fri 11/13

4:41 pm-10:20 pm

1 stop5h 39m

Boise Air Term. Gowen Fld

Sun 11/15

6:33 am-4:04 pm

1 stop9h 31m

$393

HelenaPortland

HLN - PDX

HLNPDX

Helena

Sat 11/7

4:41 pm-9:55 pm

1 stop6h 14m

Portland

Tue 11/10

10:45 am-4:04 pm

1 stop4h 19m

$395

HelenaPortland

HLN - PDX

HLNPDX

Helena

Sat 9/19

12:57 pm-10:31 pm

2 stops10h 34m

Portland

Tue 9/22

5:10 pm-10:24 pm

1 stop4h 14m

$444

Quickest round-trip

HelenaPortland

HLN - PDX

HLNPDX

Helena

Thu 7/30

5:40 am-8:37 am

1 stop3h 57m

Portland

Sun 8/2

5:45 am-12:15 pm

1 stop5h 30m

$470

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Helena to Oregon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Helena to Oregon flights?

You could potentially save up to 62% on your flight if you consider stops on a Helena to Oregon flight.

Cheap Helena to Oregon flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Oregon

Fastest flight time	3h 59m
Direct flights	None

The fastest flight from Helena to Oregon takes 3h 59m

There are no direct flights from Helena to Oregon. There are no popular flight routes from Helena to Oregon.

Search flight deals

Frequently asked questions about flying from Helena to Oregon

When did momondo last update prices for flights from Helena Airport to Oregon?
Prices for flights from Helena Airport to Oregon refresh daily.
How many operators does momondo search for flights from Helena Airport to Oregon?
As of July 2026, there is 1 operator available to choose from for flights from Helena Airport to Oregon.
How old do you have to be to fly from Helena Airport to Oregon?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Helena Airport to Oregon.
What documentation or ID do you need to fly to Oregon?
The necessary travel and health documents for your Oregon trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Helena to Oregon

Compare and see reviews for airlines that fly from Helena to Oregon with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $183	Free Cancellation	Rating 7.8 8,452 reviews		Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Helena to Oregon?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Helena to Oregon. momondo saves you time and could save you money on your trip.

Can I find flights from Helena to Oregon with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Oregon from Helena with this policy.

How can momondo help me find flights from Helena to Oregon?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Helena to Oregon.

I’m not ready to book a flight from Helena to Oregon right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Oregon from Helena. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.