$232+ Cheap flights from Great Falls to Portland (GTF - PDX)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — PDX
Dec 9 — Dec 161
Round-trip
1 adult, Economy
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Find cheap flights from Great Falls to Portland with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Great Falls to Portland
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Best
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Cheapest flights from Great Falls to PortlandExplore the most affordable flight options available from Great Falls to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 9, 2026.
Explore the most affordable flight options available from Great Falls to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 9, 2026.
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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.
Wed 12/94:51 pm -
1 stop8h 04m
Sun 12/137:18 pm -
1 stop19h 53m
Deal found 11/5![Alaska Airlines logo]()
$457
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/205:12 pm -
1 stop6h 47m
Mon 12/284:00 pm -
1 stop23h 32m
Deal found 11/8![Alaska Airlines logo]()
$558
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 12/215:12 pm -
1 stop26h 37m
Sun 12/279:45 pm -
1 stop17h 47m
Deal found 11/5![Alaska Airlines logo]()
$583
This Priceline deal was found by Cheapflights users on 11/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/204:41 pm -
1 stop5h 10m
Tue 11/2410:54 am -
1 stop4h 07m
Deal found 11/5![Alaska Airlines logo]()
$724
This Delta deal was found by Cheapflights users on 11/6. 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.
Sun 11/226:19 pm -
1 stop6h 32m
Thu 11/265:45 am -
1 stop5h 56m
Deal found 11/6![Delta logo]()
$734
This Delta deal was found by Cheapflights users on 11/5. 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.
Fri 11/201:21 pm -
2 stops11h 15m
Tue 11/245:45 am -
1 stop5h 56m
Deal found 11/5![Delta logo]()
$770
This Priceline deal was found by Cheapflights users on 11/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:10 pm -
1 stop4h 40m
Fri 11/2010:54 am -
1 stop4h 07m
Deal found 11/6![Alaska Airlines logo]()
$844
Best flights from Great Falls to PortlandDiscover carefully curated flight deals from Great Falls to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 9, 2026.
Discover carefully curated flight deals from Great Falls to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 9, 2026.
This Expedia deal was found by Cheapflights users on 11/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/244:00 pm -
1 stop3h 50m
Wed 3/310:30 am -
1 stop3h 50m
Deal found 11/8![Alaska Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 11/8. 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.
Wed 2/246:25 pm -
1 stop6h 26m
Wed 3/36:18 am -
2 stops10h 27m
Deal found 11/8![Delta logo]()
$470
This Alaska Airlines deal was found by Cheapflights users on 11/7. 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 1/164:08 pm -
1 stop4h 42m
Wed 1/205:25 am -
1 stop9h 03m
Deal found 11/7![Alaska Airlines logo]()
$442
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 1/94:08 pm -
1 stop8h 45m
Wed 1/1310:30 am -
1 stop3h 58m
Deal found 11/5![Alaska Airlines logo]()
$442
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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.
Wed 12/94:51 pm -
2 stops21h 59m
Sun 12/138:30 am -
1 stop6h 41m
Deal found 11/5![Alaska Airlines logo]()
$461
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/205:12 pm -
1 stop6h 47m
Mon 12/284:00 pm -
1 stop23h 32m
Deal found 11/8![Alaska Airlines logo]()
$558
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 12/215:12 pm -
1 stop26h 37m
Sun 12/279:45 pm -
1 stop17h 47m
Deal found 11/5![Alaska Airlines logo]()
$583
Last-minute flights from Great Falls to PortlandDiscover last-minute flight deals from Great Falls to Portland. Data last updated November 9, 2026 and is based on user searches.
Discover last-minute flight deals from Great Falls to Portland. Data last updated November 9, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 11/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:10 pm -
1 stop4h 40m
Fri 11/2010:54 am -
1 stop4h 07m
Deal found 11/6![Alaska Airlines logo]()
$844
This Priceline deal was found by Cheapflights users on 11/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/204:41 pm -
1 stop5h 10m
Tue 11/2410:54 am -
1 stop4h 07m
Deal found 11/5![Alaska Airlines logo]()
$724
This Delta deal was found by Cheapflights users on 11/5. 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.
Fri 11/201:21 pm -
2 stops11h 15m
Tue 11/245:45 am -
1 stop5h 56m
Deal found 11/5![Delta logo]()
$770
This Delta deal was found by Cheapflights users on 11/6. 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.
Sun 11/226:19 pm -
1 stop6h 32m
Thu 11/265:45 am -
1 stop5h 56m
Deal found 11/6![Delta logo]()
$734
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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.
Wed 12/94:51 pm -
1 stop8h 04m
Sun 12/137:18 pm -
1 stop19h 53m
Deal found 11/5![Alaska Airlines logo]()
$457
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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 12/205:12 pm -
1 stop6h 47m
Mon 12/284:00 pm -
1 stop23h 32m
Deal found 11/8![Alaska Airlines logo]()
$558
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 12/215:12 pm -
1 stop26h 37m
Sun 12/279:45 pm -
1 stop17h 47m
Deal found 11/5![Alaska Airlines logo]()
$583
One-way flights from Great Falls to PortlandSearch for one-way flight options from Great Falls to Portland. Find affordable one-way fares based on user searches. Data last updated November 9, 2026.
Search for one-way flight options from Great Falls to Portland. Find affordable one-way fares based on user searches. Data last updated November 9, 2026.
This Delta deal was found by Cheapflights users on 11/5. 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 12/71:19 pm -
2 stops11h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Delta logo]()
$232
This Delta deal was found by Cheapflights users on 11/6. 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.
Fri 2/265:30 am -
2 stops9h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Delta logo]()
$258
This Delta deal was found by Cheapflights users on 11/6. 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 11/216:19 pm -
1 stop5h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Delta logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/711:39 am -
3 stops29h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 11/6. 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 11/146:19 pm -
1 stop5h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Delta logo]()
$472
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/264:55 pm -
3 stops31h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$587
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/175:12 pm -
3 stops21h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$623
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/214:41 pm -
3 stops56h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$929
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:10 pm -
3 stops28h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Multiple Airlines logo]()
$1,176
Find flight deals from Great Falls to Portland
Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $429 (Expedia) |
One-way from | $232 (Delta) |
Popular in | June |
Cheapest in | May |
Average price | $582 |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated November 9, 2026.
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
Cheapest round-trip
Great FallsPortland
GTF Great Falls - PDX Portland
GTFPDX
Great Falls
Mon 12/7
1:19 pm-11:39 pm
2 stops11h 20m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$232
Great FallsPortland
GTF Great Falls - PDX Portland
GTFPDX
Great Falls
Thu 12/17
1:19 pm-6:58 pm
2 stops6h 39m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$232
Great FallsPortland
GTF Great Falls - PDX Portland
GTFPDX
Great Falls
Fri 2/26
5:30 am-2:08 pm
2 stops9h 38m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$258
Quickest round-trip
Great FallsPortland
GTF Great Falls - PDX Portland
GTFPDX
Great Falls
Sat 11/21
6:19 pm-10:26 pm
1 stop5h 07m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$362
Great FallsPortland
GTF Great Falls - PDX Portland
GTFPDX
Great Falls
Wed 2/24
4:00 pm-6:50 pm
1 stop3h 50m
Portland
Wed 3/3
10:30 am-3:20 pm
1 stop3h 50m
$429
Great FallsPortland
GTF Great Falls - PDX Portland
GTFPDX
Great Falls
Sat 1/16
4:08 pm-7:50 pm
1 stop4h 42m
Portland
Wed 1/20
5:25 am-3:28 pm
1 stop9h 03m
$442
Great FallsPortland
GTF Great Falls - PDX Portland
GTFPDX
Great Falls
Sat 1/9
4:08 pm-11:53 pm
1 stop8h 45m
Portland
Wed 1/13
10:30 am-3:28 pm
1 stop3h 58m
$442
Great FallsPortland
GTF Great Falls - PDX Portland
GTFPDX
Great Falls
Wed 12/9
4:51 pm-1:50 pm
2 stops21h 59m
Portland
Sun 12/13
8:30 am-4:11 pm
1 stop6h 41m
$461
Great FallsPortland
GTF Great Falls - PDX Portland
GTFPDX
Great Falls
Wed 2/24
6:25 pm-11:51 pm
1 stop6h 26m
Portland
Wed 3/3
6:18 am-5:45 pm
2 stops10h 27m
$470
Great FallsPortland
GTF Great Falls - PDX Portland
GTFPDX
Great Falls
Sat 11/14
6:19 pm-10:26 pm
1 stop5h 07m
Portland
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$472
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Great Falls to Portland
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Great Falls to Portland in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Great Falls-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Great Falls-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Great Falls-Portland flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Great Falls-Portland flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Great Falls-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Great Falls to Portland
Have a flexible travel schedule? Discover the best time to fly to Portland from Great Falls with our price prediction graph.
GTF-PDX
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.
Reviews of airlines servicing Portland
Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated November 9, 2026.
Read reviews from past customers who have flown Alaska Airlines and Delta from Great Falls to Portland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Food
7.0
Crew
8.5
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from Great Falls to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
Durham
Cannon Beach
Longview
Lake Oswego
Lincoln City
Vancouver
Kelso
Troutdale
Clackamas
McMinnville
The Dalles
Wilsonville
Stevenson
Hillsboro
Astoria
Tillamook
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Great Falls and Portland flights
Browse other Great Falls and Portland flight options. Last updated on November 9, 2026.
Other flights from Great Falls
Browse through other flights departing from Great Falls. Flights are based on user searches made on Cheapflights and were last updated on November 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Portland
Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 9, 2026.
Top 2 airlines flying from Great Falls to Portland
Discover the top 2 airlines that operate flights from Great Falls to Portland. 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 7,457,451 searches. Data last updated November 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$222 | Average$463 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$284 | Average$454 | FlexibilityNo cancel fee | On-time75% |