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Cheap flights from Oregon to Great Falls from $145

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Great Falls departing on 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Oregon to Great Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
5:00 am - 6:12 pm
PDX
-
GTF
12h 12m
1 stop
Alaska Airlines Logo
6:52 pm - 11:03 pm
GTF
-
PDX
5h 11m
1 stop
$232Alaska Airlines
Fri, May 15 - Mon, May 18
Delta Logo
6:00 am - 5:40 pm
MFR
-
GTF
10h 40m
2 stops
Delta Logo
6:20 pm - 10:39 pm
GTF
-
MFR
5h 19m
1 stop
$234Delta
Sat, Apr 18 - Sat, Apr 25
Delta Logo
6:00 am - 5:40 pm
MFR
-
GTF
10h 40m
2 stops
Delta Logo
6:20 pm - 10:39 pm
GTF
-
MFR
5h 19m
1 stop
$244Delta
Sat, Apr 18 - Sat, Apr 25
Alaska Airlines Logo
1:22 pm - 4:26 pm
MFR
-
GTF
26h 04m
1 stop
Alaska Airlines Logo
6:15 pm - 12:52 pm
GTF
-
MFR
19h 37m
1 stop
$282Alaska Airlines
Sat, Apr 18 - Sat, Apr 25
Delta Logo
12:28 pm - 5:40 pm
MFR
-
GTF
4h 12m
1 stop
Delta Logo
6:20 pm - 10:39 pm
GTF
-
MFR
5h 19m
1 stop
$290Delta
Sat, Apr 18 - Sat, Apr 25
Alaska Airlines Logo
5:00 am - 6:12 pm
PDX
-
GTF
12h 12m
1 stop
Alaska Airlines Logo
6:52 pm - 4:49 pm
GTF
-
PDX
22h 57m
2 stops
$302Alaska Airlines
Fri, May 15 - Mon, May 18
Alaska Airlines Logo
9:01 am - 5:48 pm
EUG
-
GTF
7h 47m
1 stop
Alaska Airlines Logo
6:28 pm - 11:58 pm
GTF
-
EUG
6h 30m
1 stop
$330Alaska Airlines
Sat, Feb 28 - Wed, Mar 4
Alaska Airlines Logo
5:08 am - 5:48 pm
MFR
-
GTF
11h 40m
2 stops
Alaska Airlines Logo
6:28 pm - 11:59 pm
GTF
-
MFR
6h 31m
1 stop
$345Alaska Airlines
Sat, Feb 28 - Wed, Mar 4
Alaska Airlines Logo
9:00 am - 4:26 pm
PDX
-
GTF
6h 26m
1 stop
Alaska Airlines Logo
5:06 pm - 6:19 am
GTF
-
PDX
14h 13m
2 stops
$350Alaska Airlines
Wed, Mar 25 - Sat, Mar 28
Alaska Airlines Logo
11:00 am - 4:17 pm
PDX
-
GTF
28h 17m
2 stops
Alaska Airlines Logo
4:57 pm - 10:41 pm
GTF
-
PDX
6h 44m
1 stop
$351Alaska Airlines
Sat, Feb 28 - Tue, Mar 3

Delta flights from Oregon to Great Falls

Our best Delta deals on Oregon to Great Falls flight tickets
Delta
Apr 18
MFR6:00 amMedford
10h 40m
2 stops
GTF5:40 pmGreat Falls
Apr 25
GTF6:20 pmGreat Falls
5h 19m
1 stop
MFR10:39 pmMedford
$234
Delta
Apr 18
MFR6:00 amMedford
10h 40m
2 stops
GTF5:40 pmGreat Falls
Apr 25
GTF6:20 pmGreat Falls
5h 19m
1 stop
MFR10:39 pmMedford
$244
Delta
Apr 18
MFR12:28 pmMedford
4h 12m
1 stop
GTF5:40 pmGreat Falls
Apr 25
GTF6:20 pmGreat Falls
5h 19m
1 stop
MFR10:39 pmMedford
$290

Alaska Airlines flights from Oregon to Great Falls

Our best Alaska Airlines deals on Oregon to Great Falls flight tickets
Alaska Airlines
May 15
PDX5:00 amPortland
12h 12m
1 stop
GTF6:12 pmGreat Falls
May 18
GTF6:52 pmGreat Falls
5h 11m
1 stop
PDX11:03 pmPortland
$232
Alaska Airlines
Apr 18
MFR1:22 pmMedford
26h 04m
1 stop
GTF4:26 pmGreat Falls
Apr 25
GTF6:15 pmGreat Falls
19h 37m
1 stop
MFR12:52 pmMedford
$282
Alaska Airlines
May 15
PDX5:00 amPortland
12h 12m
1 stop
GTF6:12 pmGreat Falls
May 18
GTF6:52 pmGreat Falls
22h 57m
2 stops
PDX4:49 pmPortland
$302

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to Great Falls 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, momondo users made 832,500 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from Oregon to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandGreat Falls

PDX - GTF

PDXGTF

Portland

Fri 5/15

5:00 am-6:12 pm

1 stop12h 12m

Great Falls

Mon 5/18

6:52 pm-11:03 pm

1 stop5h 11m

$232

MedfordGreat Falls

MFR - GTF

MFRGTF

Medford

Sat 4/18

6:00 am-5:40 pm

2 stops10h 40m

Great Falls

Sat 4/25

6:20 pm-10:39 pm

1 stop5h 19m

$234

MedfordGreat Falls

MFR - GTF

MFRGTF

Medford

Sat 4/18

6:00 am-5:40 pm

2 stops10h 40m

Great Falls

Sat 4/25

6:20 pm-10:39 pm

1 stop5h 19m

$244

MedfordGreat Falls

MFR - GTF

MFRGTF

Medford

Sat 4/18

1:22 pm-4:26 pm

1 stop26h 04m

Great Falls

Sat 4/25

6:15 pm-12:52 pm

1 stop19h 37m

$282

MedfordGreat Falls

MFR - GTF

MFRGTF

Medford

Sat 4/18

12:28 pm-5:40 pm

1 stop4h 12m

Great Falls

Sat 4/25

6:20 pm-10:39 pm

1 stop5h 19m

$290

PortlandGreat Falls

PDX - GTF

PDXGTF

Portland

Fri 5/15

5:00 am-6:12 pm

1 stop12h 12m

Great Falls

Mon 5/18

6:52 pm-4:49 pm

2 stops22h 57m

$302

EugeneGreat Falls

EUG - GTF

EUGGTF

Eugene

Sat 2/28

9:01 am-5:48 pm

1 stop7h 47m

Great Falls

Wed 3/4

6:28 pm-11:58 pm

1 stop6h 30m

$330

MedfordGreat Falls

MFR - GTF

MFRGTF

Medford

Sat 2/28

5:08 am-5:48 pm

2 stops11h 40m

Great Falls

Wed 3/4

6:28 pm-11:59 pm

1 stop6h 31m

$345

PortlandGreat Falls

PDX - GTF

PDXGTF

Portland

Wed 3/25

9:00 am-4:26 pm

1 stop6h 26m

Great Falls

Sat 3/28

5:06 pm-6:19 am

2 stops14h 13m

$350

PortlandGreat Falls

PDX - GTF

PDXGTF

Portland

Sat 2/28

11:00 am-4:17 pm

2 stops28h 17m

Great Falls

Tue 3/3

4:57 pm-10:41 pm

1 stop6h 44m

$351

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Great Falls from

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

What is the cheapest month to fly to Great Falls?

The month of November is another great option to travel to Great Falls, with average flight prices from Oregon averaging around $314.

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

Fastest flight time

4h 21m

Direct flights

None
The fastest flight from Oregon to Great Falls takes 4h 21m
There are no direct flights from Oregon to Great Falls. There are no popular flight routes from Oregon to Great Falls.
Search flight deals

  • 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?

  • 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
DeltaPriceFrom $186Free CancellationRating
7.9
8,172 reviews
Search Delta flights
Alaska AirlinesPriceFrom $314Free CancellationRating
8.0
11,851 reviews
Search Alaska Airlines flights

Traveling to a place near Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
Shelby

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.

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