What is the cheapest airline that flies from Oregon to Great Falls?

Delta and United Airlines are the most popular carriers operating from Oregon to Great Falls

How long does it take to fly to Great Falls?

Flight times from Oregon to Great Falls vary, but if you’re flying out of Portland and flying into Great Falls (one of the most popular routes), then the duration is 4h 06m on average. Another popular route from Oregon to Great Falls is flying from Redmond to Great Falls, which will take roughly 4h 22m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Oregon to Great Falls Airport are updated daily.

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

As of September 2026, there are 2 operators available to choose from for flights from Oregon to Great Falls Airport.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$237 Cheap Flights from Oregon to Great Falls in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:01 am - 3:28 pmEUG Eugene-GTF Great Falls

8h 27m1 stop Seattle/Tacoma Intl

4:08 pm - 9:30 amGTF Great Falls-EUG Eugene

18h 22m1 stop Seattle/Tacoma Intl

$402Alaska Airlines

Sat, Jan 30 - Tue, Feb 2

8:30 am - 3:28 pmPDX Portland-GTF Great Falls

5h 58m1 stop Seattle/Tacoma Intl

4:08 pm - 11:53 pmGTF Great Falls-PDX Portland

8h 45m1 stop Seattle/Tacoma Intl

$412Alaska Airlines

Sat, Jan 30 - Tue, Feb 2

8:25 am - 3:28 pmRDM Bend/Redmond-GTF Great Falls

6h 03m1 stop Seattle/Tacoma Intl

4:08 pm - 5:04 pmGTF Great Falls-RDM Bend/Redmond

25h 56m1 stop Seattle/Tacoma Intl

$412Alaska Airlines

Sat, Jan 30 - Tue, Feb 2

5:19 am - 3:28 pmEUG Eugene-GTF Great Falls

9h 09m2 stops Portland Seattle/Tacoma Intl

4:08 pm - 6:53 pmGTF Great Falls-EUG Eugene

3h 45m1 stop Seattle/Tacoma Intl

$418Alaska Airlines

Sat, Jan 30 - Tue, Feb 2

8:44 pm - 5:47 pmPDX Portland-GTF Great Falls

20h 03m2 stops Seattle/Tacoma Intl Salt Lake City

5:40 am - 11:49 amGTF Great Falls-PDX Portland

7h 09m2 stops Salt Lake City Seattle/Tacoma Intl

$423Delta

Tue, Oct 27 - Sat, Oct 31

7:10 am - 5:47 pmPDX Portland-GTF Great Falls

9h 37m2 stops Seattle/Tacoma Intl Salt Lake City

5:40 am - 10:42 pmGTF Great Falls-PDX Portland

18h 02m2 stops Salt Lake City Seattle/Tacoma Intl

$423Delta

Wed, Oct 28 - Sat, Oct 31

5:33 am - 12:38 pmPDX Portland-GTF Great Falls

6h 05m1 stop Salt Lake City

5:40 am - 10:42 pmGTF Great Falls-PDX Portland

18h 02m2 stops Salt Lake City Seattle/Tacoma Intl

$429Delta

Wed, Oct 28 - Sat, Oct 31

5:00 am - 1:41 pmRDM Bend/Redmond-GTF Great Falls

7h 41m1 stop Denver Intl

2:45 pm - 9:18 pmGTF Great Falls-RDM Bend/Redmond

7h 33m1 stop Denver Intl

$501United Airlines

Tue, Oct 20 - Tue, Oct 27

5:00 am - 1:41 pmMFR Medford-GTF Great Falls

7h 41m1 stop Denver Intl

6:15 am - 1:02 pmGTF Great Falls-MFR Medford

7h 47m1 stop Denver Intl

$694United Airlines

Wed, Oct 7 - Sun, Oct 11

7:12 pm - 9:41 pmPDX Portland-GTF Great Falls

25h 29m1 stop Denver Intl

6:20 am - 5:59 pmGTF Great Falls-PDX Portland

12h 39m1 stop Denver Intl

$874United Airlines

Tue, Dec 22 - Tue, Dec 29

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Alaska Airlines flights from Oregon to Great Falls

Our best Alaska Airlines deals on Oregon to Great Falls flight tickets

Alaska Airlines

Jan 30

EUG6:01 amEugene

8h 27m

1 stop

GTF3:28 pmGreat Falls

Feb 2

GTF4:08 pmGreat Falls

18h 22m

1 stop

EUG9:30 amEugene

$402

Alaska Airlines

Jan 30

RDM8:25 amBend/Redmond

6h 03m

1 stop

GTF3:28 pmGreat Falls

Feb 2

GTF4:08 pmGreat Falls

25h 56m

1 stop

RDM5:04 pmBend/Redmond

$412

Alaska Airlines

Jan 30

EUG6:01 amEugene

8h 27m

1 stop

GTF3:28 pmGreat Falls

Feb 2

GTF4:08 pmGreat Falls

24h 16m

2 stops

EUG3:24 pmEugene

$418

United Airlines flights from Oregon to Great Falls

Our best United Airlines deals on Oregon to Great Falls flight tickets

United Airlines

Oct 20

RDM5:00 amBend/Redmond

7h 41m

1 stop

GTF1:41 pmGreat Falls

Oct 27

GTF2:45 pmGreat Falls

7h 33m

1 stop

RDM9:18 pmBend/Redmond

$501

United Airlines

Oct 22

EUG5:00 amEugene

7h 41m

1 stop

GTF1:41 pmGreat Falls

Oct 24

GTF2:37 pmGreat Falls

7h 35m

1 stop

EUG9:12 pmEugene

$566

United Airlines

Oct 7

EUG5:00 amEugene

7h 41m

1 stop

GTF1:41 pmGreat Falls

Oct 11

GTF6:15 amGreat Falls

7h 57m

1 stop

EUG1:12 pmEugene

$694

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

EugeneGreat Falls

EUG Eugene - GTF Great Falls

EUGGTF

Eugene

Sat 1/30

6:01 am-3:28 pm

1 stop8h 27m

Great Falls

Tue 2/2

4:08 pm-9:30 am

1 stop18h 22m

$402

PortlandGreat Falls

PDX Portland - GTF Great Falls

PDXGTF

Portland

Sat 1/30

8:30 am-3:28 pm

1 stop5h 58m

Great Falls

Tue 2/2

4:08 pm-11:53 pm

1 stop8h 45m

$412

RedmondGreat Falls

RDM Bend/Redmond - GTF Great Falls

RDMGTF

Bend/Redmond

Sat 1/30

8:25 am-3:28 pm

1 stop6h 03m

Great Falls

Tue 2/2

4:08 pm-5:04 pm

1 stop25h 56m

$412

Quickest round-trip

EugeneGreat Falls

EUG Eugene - GTF Great Falls

EUGGTF

Eugene

Sat 1/30

5:19 am-3:28 pm

2 stops9h 09m

Great Falls

Tue 2/2

4:08 pm-6:53 pm

1 stop3h 45m

$418

PortlandGreat Falls

PDX Portland - GTF Great Falls

PDXGTF

Portland

Tue 10/27

8:44 pm-5:47 pm

2 stops20h 03m

Great Falls

Sat 10/31

5:40 am-11:49 am

2 stops7h 09m

$423

PortlandGreat Falls

PDX Portland - GTF Great Falls

PDXGTF

Portland

Wed 10/28

7:10 am-5:47 pm

2 stops9h 37m

Great Falls

Sat 10/31

5:40 am-10:42 pm

2 stops18h 02m

$423

PortlandGreat Falls

PDX Portland - GTF Great Falls

PDXGTF

Portland

Wed 10/28

5:33 am-12:38 pm

1 stop6h 05m

Great Falls

Sat 10/31

5:40 am-10:42 pm

2 stops18h 02m

$429

RedmondGreat Falls

RDM Bend/Redmond - GTF Great Falls

RDMGTF

Bend/Redmond

Tue 10/20

5:00 am-1:41 pm

1 stop7h 41m

Great Falls

Tue 10/27

2:45 pm-9:18 pm

1 stop7h 33m

$501

MedfordGreat Falls

MFR Medford - GTF Great Falls

MFRGTF

Medford

Wed 10/7

5:00 am-1:41 pm

1 stop7h 41m

Great Falls

Sun 10/11

6:15 am-1:02 pm

1 stop7h 47m

$694

PortlandGreat Falls

PDX Portland - GTF Great Falls

PDXGTF

Portland

Tue 12/22

7:12 pm-9:41 pm

1 stop25h 29m

Great Falls

Tue 12/29

6:20 am-5:59 pm

1 stop12h 39m

$874

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 Oregon to Great Falls

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

Other information

What is the cheapest month to fly to Great Falls?

The month of February is another great option to travel to Great Falls, with average flight prices from Oregon averaging around $275.

Cheap Oregon to Great Falls flight deals and tips

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

Best Price Found	$237
Fastest flight time	4h 06m
Direct flights	None

The best one-way flight to Great Falls from Oregon in the past 72 hours is $237. The best round-trip flight deal from Oregon to Great Falls found on momondo in the last 72 hours is $402.

The fastest flight from Oregon to Great Falls takes 4h 06m

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

Search flight deals

Frequently asked questions about flying from Oregon to Great Falls

When did momondo last update prices for flights from Oregon to Great Falls Airport?
Prices for flights from Oregon to Great Falls Airport are updated daily.
How many operators does momondo search for flights from Oregon to Great Falls Airport?
As of September 2026, there are 2 operators available to choose from for flights from Oregon to Great Falls Airport.
How old do you have to be to fly from Oregon to Great Falls Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The travel and health documents required for your trip to Great Falls Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Oregon to Great Falls

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $246	Free Cancellation	Rating 7.8 8,608 reviews		Search Delta flights
Alaska Airlines	PriceFrom $270	Free Cancellation	Rating 7.9 12,976 reviews		Search Alaska Airlines flights

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Why use momondo?

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

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

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

momondo does allow users to show only those flights to Great Falls from Oregon which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Oregon to Great Falls?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Great Falls from Oregon.

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

Price alerts on flights to Great Falls from Oregon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.