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Cheap flights from Great Falls to Portland from $234

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to Portland departing on 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Great Falls to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:00 pm - 9:29 amGTF-PDX
14h 29m1 stop
Alaska Airlines Logo
5:35 pm - 7:20 pmPDX-GTF
24h 45m1 stop
$234Alaska Airlines
Find Deal
jue., ene. 8 - dom., ene. 11
Alaska Airlines Logo
8:00 pm - 1:04 pmGTF-PDX
18h 04m2 stops
Alaska Airlines Logo
5:35 pm - 7:20 pmPDX-GTF
24h 45m1 stop
$271Alaska Airlines
Find Deal
jue., ene. 8 - dom., ene. 11
Alaska Airlines Logo
4:00 pm - 12:36 pmGTF-PDX
21h 36m1 stop
Alaska Airlines Logo
7:00 am - 3:20 pmPDX-GTF
31h 20m2 stops
$291Alaska Airlines
Find Deal
jue., mar. 5 - dom., mar. 8
Delta Logo
6:10 pm - 12:04 amGTF-PDX
6h 54m1 stop
Delta Logo
5:30 am - 10:30 pmPDX-GTF
16h 00m1 stop
$339Delta
Find Deal
mié., dic. 17 - sáb., dic. 20
Delta Logo
1:15 pm - 8:59 pmGTF-PDX
8h 44m2 stops
Delta Logo
7:10 am - 5:30 pmPDX-GTF
9h 20m2 stops
$341Delta
Find Deal
jue., ene. 8 - dom., ene. 11
Delta Logo
1:10 pm - 4:31 pmGTF-PDX
4h 21m1 stop
Delta Logo
6:00 am - 12:32 pmPDX-GTF
5h 32m1 stop
$386Delta
Find Deal
lun., mar. 16 - mié., mar. 25
Hawaiian Airlines Logo
4:00 pm - 6:48 pmGTF-PDX
3h 48m1 stop
Hawaiian Airlines Logo
8:40 am - 3:20 pmPDX-GTF
5h 40m1 stop
$406Hawaiian Airlines
Find Deal
lun., mar. 23 - vie., mar. 27
Hawaiian Airlines Logo
7:35 pm - 12:19 amGTF-PDX
5h 44m1 stop
Hawaiian Airlines Logo
1:51 pm - 6:41 pmPDX-GTF
3h 50m1 stop
$430Hawaiian Airlines
Find Deal
mié., dic. 17 - dom., dic. 21
Multiple Airlines Logo
7:35 pm - 8:59 pmGTF-PDX
26h 24m2 stops
Multiple Airlines Logo
1:51 pm - 6:41 pmPDX-GTF
3h 50m1 stop
$1,500Multiple Airlines
Find Deal
mié., dic. 17 - dom., dic. 21
Multiple Airlines Logo
7:35 pm - 8:59 pmGTF-PDX
26h 24m2 stops
Multiple Airlines Logo
1:51 pm - 6:41 pmPDX-GTF
3h 50m1 stop
$1,565Multiple Airlines
Find Deal
mié., dic. 17 - sáb., dic. 20

Delta flights from Great Falls to Portland

Our best Delta deals on Great Falls to Portland flight tickets
Delta
Dec 17
GTF6:10 pmGreat Falls
6h 54m
1 stop
PDX12:04 amPortland
Dec 20
PDX5:30 amPortland
16h 00m
1 stop
GTF10:30 pmGreat Falls
$339
Find similar
Delta
Jan 8
GTF1:15 pmGreat Falls
8h 44m
2 stops
PDX8:59 pmPortland
Jan 11
PDX7:10 amPortland
9h 20m
2 stops
GTF5:30 pmGreat Falls
$341
Find similar
Delta
Mar 16
GTF1:10 pmGreat Falls
4h 21m
1 stop
PDX4:31 pmPortland
Mar 25
PDX6:00 amPortland
5h 32m
1 stop
GTF12:32 pmGreat Falls
$386
Find similar

Alaska Airlines flights from Great Falls to Portland

Our best Alaska Airlines deals on Great Falls to Portland flight tickets
Alaska Airlines
Jan 8
GTF8:00 pmGreat Falls
14h 29m
1 stop
PDX9:29 amPortland
Jan 11
PDX5:35 pmPortland
24h 45m
1 stop
GTF7:20 pmGreat Falls
$234
Find similar
Alaska Airlines
Jan 8
GTF8:00 pmGreat Falls
18h 04m
2 stops
PDX1:04 pmPortland
Jan 11
PDX5:35 pmPortland
24h 45m
1 stop
GTF7:20 pmGreat Falls
$271
Find similar
Alaska Airlines
Mar 5
GTF4:00 pmGreat Falls
21h 36m
1 stop
PDX12:36 pmPortland
Mar 8
PDX7:00 amPortland
31h 20m
2 stops
GTF3:20 pmGreat Falls
$291
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to Portland 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 noviembre 6, 2025.
Use the filters below to find and compare flights from Great Falls to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsPortland

GTF - PDX

GTFPDX

Great Falls

jue. 1/8

8:00 pm-9:29 am

1 stop14h 29m

Portland

dom. 1/11

5:35 pm-7:20 pm

1 stop24h 45m

$234

Great FallsPortland

GTF - PDX

GTFPDX

Great Falls

jue. 1/8

8:00 pm-1:04 pm

2 stops18h 04m

Portland

dom. 1/11

5:35 pm-7:20 pm

1 stop24h 45m

$271

Great FallsPortland

GTF - PDX

GTFPDX

Great Falls

jue. 3/5

4:00 pm-12:36 pm

1 stop21h 36m

Portland

dom. 3/8

7:00 am-3:20 pm

2 stops31h 20m

$291

Great FallsPortland

GTF - PDX

GTFPDX

Great Falls

mié. 12/17

6:10 pm-12:04 am

1 stop6h 54m

Portland

sáb. 12/20

5:30 am-10:30 pm

1 stop16h 00m

$339

Great FallsPortland

GTF - PDX

GTFPDX

Great Falls

jue. 1/8

1:15 pm-8:59 pm

2 stops8h 44m

Portland

dom. 1/11

7:10 am-5:30 pm

2 stops9h 20m

$341

Great FallsPortland

GTF - PDX

GTFPDX

Great Falls

lun. 3/16

1:10 pm-4:31 pm

1 stop4h 21m

Portland

mié. 3/25

6:00 am-12:32 pm

1 stop5h 32m

$386

Great FallsPortland

GTF - PDX

GTFPDX

Great Falls

lun. 3/23

4:00 pm-6:48 pm

1 stop3h 48m

Portland

vie. 3/27

8:40 am-3:20 pm

1 stop5h 40m

$406

Great FallsPortland

GTF - PDX

GTFPDX

Great Falls

mié. 12/17

7:35 pm-12:19 am

1 stop5h 44m

Portland

dom. 12/21

1:51 pm-6:41 pm

1 stop3h 50m

$430

Great FallsPortland

GTF - PDX

GTFPDX

Great Falls

mié. 12/17

7:35 pm-8:59 pm

2 stops26h 24m

Portland

dom. 12/21

1:51 pm-6:41 pm

1 stop3h 50m

$1,500

Great FallsPortland

GTF - PDX

GTFPDX

Great Falls

mié. 12/17

7:35 pm-8:59 pm

2 stops26h 24m

Portland

sáb. 12/20

1:51 pm-6:41 pm

1 stop3h 50m

$1,565

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Portland from

How to get the cheapest flight ticket from Great Falls to Portland

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 typical price of a round-trip flight between Great Falls and Portland?

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Thursday when prices can be found for as low as $307. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $541.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the morning when flights can be purchased for as low as $374. In the afternoon is when there is more demand to fly to Portland, so prices are often more expensive at around $404 per ticket.

When to book flights from Great Falls to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Great Falls to Portland according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Great Falls to Portland (GTF to PDX) flight deals and tips

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

Direct flights

None
There are no direct flights from Great Falls to Portland. There are no popular flight routes from Great Falls to Portland.
Search flight deals

  • How far is Great Falls to Portland by plane?

    Great Falls and Portland are 556.9 mi apart from one another. A reasonable flight in good conditions will take 3h 48m.

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

    Prices for flights from Great Falls Airport to Portland Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Great Falls to Portland?

Best airlines flying from Great Falls to Portland

Compare and see reviews for airlines that fly from Great Falls to Portland with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $221Free CancellationRating
8.0
11,246 reviews
Search Alaska Airlines flights
DeltaPriceFrom $264Free CancellationRating
7.9
8,001 reviews
Search Delta flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Depoe Bay
Rockaway Beach
Beaverton
Hillsboro
Hood River
Gresham
McMinnville
Longview
The Dalles
Pacific City
Tigard
Manzanita
Tillamook

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Great Falls.

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

Yes. momondo enables you to select and highlight flights to Portland from Great Falls with this policy.

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

momondo helps you find the best flight between Great Falls and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Great Falls and alert you when they change.

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