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$293+ Cheap flights from Portland to Great Falls (PDX - GTF)

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GTF
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap flight deals from Portland to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Great Falls (GTF). 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 February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$296
(Delta)

Popular in

February

Cheapest in

August

Average price

$529
Provider with most accurate pricing for Portland-Great Falls flight deals.
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Provider most trusted by Cheapflights users for Portland-Great Falls flights.
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From Portland to Great Falls
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($57 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Portland to Great Falls

Cheapest flights from Portland to Great Falls
Explore the most affordable flight options available from Portland to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This Alaska Airlines deal was found by Cheapflights users on 2/21. 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.
Fri 4/2510:35 amPDX - GTF
1 stop5h 52mAlaska Airlines
Mon 4/286:07 pmGTF - PDX
2 stops16h 42mAlaska Airlines
Deal found 2/21$293
This Delta deal was found by Cheapflights users on 2/20. 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 4/255:26 pmPDX - GTF
1 stop4h 00mDelta
Mon 4/285:30 amGTF - PDX
1 stop4h 29mDelta
Deal found 2/20$296
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1510:41 amPDX - GTF
2 stops27h 56mMultiple Airlines
Sun 5/181:22 pmGTF - PDX
2 stops21h 39mMultiple Airlines
Deal found 2/20$439
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/316:23 pmPDX - GTF
1 stop25h 50mUnited Airlines
Fri 4/46:40 amGTF - PDX
2 stops18h 50mUnited Airlines
Deal found 2/20$502

Find flights from Portland to Great Falls within your budget

Customize your flight search to find flights from Portland 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, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2025.

Fly from

Portland

Fly to

Great Falls

Route

Depart

Return

Price

PortlandGreat Falls

PDX - GTF

PDXGTF

Portland

Fri 4/25

10:35 am-5:27 pm

1 stop5h 52m

Great Falls

Mon 4/28

6:07 pm-9:49 am

2 stops16h 42m

$293

PortlandGreat Falls

PDX - GTF

PDXGTF

Portland

Fri 4/25

5:26 pm-10:26 pm

1 stop4h 00m

Great Falls

Mon 4/28

5:30 am-8:59 am

1 stop4h 29m

$296

PortlandGreat Falls

PDX - GTF

PDXGTF

Portland

Thu 5/15

10:41 am-3:37 pm

2 stops27h 56m

Great Falls

Sun 5/18

1:22 pm-10:01 am

2 stops21h 39m

$439

PortlandGreat Falls

PDX - GTF

PDXGTF

Portland

Mon 3/31

6:23 pm-9:13 pm

1 stop25h 50m

Great Falls

Fri 4/4

6:40 am-12:30 am

2 stops18h 50m

$502

PortlandGreat Falls

PDX - GTF

PDXGTF

Portland

Mon 2/24

3:56 pm-6:52 pm

2 stops25h 56m

$360

PortlandGreat Falls

PDX - GTF

PDXGTF

Portland

Mon 2/24

10:16 am-4:49 pm

1 stop5h 33m

$409

PortlandGreat Falls

PDX - GTF

PDXGTF

Portland

Mon 2/24

7:05 am-9:19 pm

3 stops13h 14m

$2,857

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Compare providers for flights from Portland to Great Falls

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 Portland to Great Falls in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Great Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Great Falls 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 Portland-Great Falls 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 Portland to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from Portland with our price prediction graph.
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.

Travel insights for flights from Portland to Great Falls

Get recent, data-driven insights about flights from Portland to Great Falls including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portland to Great Falls?

Currently, January is the cheapest month in which you can book a flight from Portland to Great Falls (average of $367). Flying from Portland to Great Falls in June is currently the most expensive (average of $605). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PDX to GTF?

Find hourly flight availability from Portland to Great Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

It’s optimal to fly from Portland to Great Falls at noon. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight in the morning.

Rainfall in Great Falls by month

Plan your trip to Great Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Great Falls ranges from 0.5 - 2.5 inches per month. June is typically the wettest month, when rainfall can reach 2.5 in. January is typically the driest time to visit Great Falls when rainfall is around 0.5 in.

Temperature in Great Falls by month

Plan your trip to Great Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Great Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Great Falls

Get insights into the airlines that provide service to Great Falls. 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 Great Falls. Reviews last updated February 22, 2025.
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,697 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,213 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,759 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Comfort

7.9

Food

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Portland to Great Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Portland to Great Falls round-trip?

    Delta, at $296, was found to be the cheapest airline from Portland to Great Falls.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Delta is priced at 26% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Portland to Great Falls that include hotel bookings?

    Yes. In addition to deals on Portland to Great Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Great Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Great Falls.

  • Can I find deals for business class flights from Portland to Great Falls?

    Yes. Cheapflights offers flight deals from Portland to Great Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Great Falls?

    Currently, January is the cheapest month in which you can book a flight from Portland to Great Falls (average of $367). Flying from Portland to Great Falls in June is currently the most expensive (average of $605). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Portland to Great Falls

Discover the top 2 airlines that operate flights from Portland to Great Falls. 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 2,558,603 searches. Data last updated February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$244Average$373FlexibilityNo cancel feeOn-time75%
DeltaCheapest$278Average$373FlexibilityNo cancel feeOn-timeN/A
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