Which airports can I use when flying from Great Falls to Portland?

Flights from Great Falls to Portland usually depart from Great Falls (GTF) and arrive at Portland (PDX).

What cabin classes can I book on flights from Great Falls to Portland?

Only Economy Class is available on flights from Great Falls to Portland.

Which airports do connecting flights from Great Falls to Portland pass through?

Connecting flights from Great Falls to Portland most commonly pass through: • Seattle/Tacoma Intl (SEA) - 53% of one-stop connections • Salt Lake City (SLC) - 47% of one-stop connections Together, these airports account for 100% of one-stop bookings on this route.

Can I save money by using flexible dates for flights from Great Falls to Portland?

Yes. Being flexible with your travel dates can save you up to 10% on the Great Falls to Portland route. Thursday is the cheapest departure day at $422 round-trip on average, while Wednesday is the most expensive at $468, a difference of $46. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Portland?

Some of the most popular sights in Portland are Moda Center, Oregon Convention Center and OHSU Center for Health and Healing. These are among the most viewed places in Portland on KAYAK.

How long is a flight from Great Falls to Portland?

There are currently no nonstop flights available from Great Falls to Portland. Flights with 1 layover take between 4h 53m and 5h 21m in total, depending on the connection.

Do I need a passport to fly from Great Falls to Portland?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Have flight prices from Great Falls to Portland changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $332 to $1,254. That means the highest observed fare was about 4x higher than the lowest one.

How are flight prices from Great Falls to Portland looking right now?

One-way fares from Great Falls to Portland are currently higher than usual. Average one-way flight prices are about $340, which is 29% above the typical average for this route.

How much time can I save by choosing a different layover airport from Great Falls to Portland?

Flying via Seattle/Tacoma Intl (SEA) gives the shortest average 1-stop total travel time at 4h 53m, compared with 5h 21m via Salt Lake City (SLC).

What is the time difference between Great Falls and Portland?

Portland is 1 hour behind Great Falls (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Portland Airport (PDX)?

Portland Airport (PDX) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include: • Thrifty • Dollar • Hertz • Sixt • Payless

How much should I expect to pay for a Great Falls to Portland flight?

Round-trip flights from Great Falls to Portland range from $397 to $590, with an average of $463 over the past 12 months. Anything below $397 counts as a good deal.

What is the cheapest airline to fly from Great Falls to Portland?

Alaska Airlines ($332) and Delta ($373) are the cheapest airlines to fly round-trip from Great Falls to Portland according to KAYAK data over the last 5 days.

What is the most popular layover airport when flying from Great Falls to Portland?

Seattle/Tacoma Intl (SEA) is the most popular layover for the Great Falls to Portland route. 53% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via SEA.

What is the cheapest layover airport when flying from Great Falls to Portland?

Flights via Seattle/Tacoma Intl (SEA) offer the most affordable fares, with an average round-trip price of $480. Based on KAYAK data over the past 3 months.

When flying from Great Falls to Portland which airport offers the shortest layover?

Seattle/Tacoma Intl (SEA) had the shortest average connection time for Great Falls to Portland layovers at 206 minutes over the past 3 months.

$237 CHEAP FLIGHTS from Great Falls to Portland (GTF - PDX)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$332

Typical prices: $397-$590

Alaska Airlines

Fri 10/19Mon 10/29

GTF - PDX • 1 stop

Cheapest one-way

$237

Typical prices: $221-$328

Delta

Fri 10/26

GTF - PDX • 1 stop

When to travel

February

Cheapest • 32% price drop

January

Most popular

Good to know

Top layover airports

Seattle/Tacoma Intl (SEA)

Cheapest • Avg $480 (round-trip)

Salt Lake City (SLC)

Shortest trip • 5h 21m (one-way)

Insights

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We hope you love your trip to Portland!

Flight Deals

Cheap Flights from Great Falls to Portland (GTF-PDX)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Great Falls to Portland

Mon, Oct 19 - Thu, Oct 29

5:15 pm - 11:02 pmGTF Great Falls-PDX Portland

6h 47m1 stop Seattle/Tacoma Intl

11:03 am - 4:35 pmPDX Portland-GTF Great Falls

4h 32m1 stop Seattle/Tacoma Intl

$332Alaska Airlines

Mon, Oct 19 - Wed, Oct 28

5:15 pm - 11:02 pmGTF Great Falls-PDX Portland

6h 47m1 stop Seattle/Tacoma Intl

12:18 pm - 4:35 pmPDX Portland-GTF Great Falls

3h 17m1 stop Seattle/Tacoma Intl

$373Alaska Airlines

Tue, Oct 20 - Wed, Oct 28

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

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

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

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

$373Delta

Mon, Oct 19 - Wed, Oct 28

6:27 pm - 11:59 pmGTF Great Falls-PDX Portland

6h 32m2 stops Salt Lake City Seattle/Tacoma Intl

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

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

$383Delta

Fri, Oct 23 - Sun, Oct 25

6:27 pm - 11:59 pmGTF Great Falls-PDX Portland

6h 32m2 stops Salt Lake City Seattle/Tacoma Intl

5:30 am - 5:47 pmPDX Portland-GTF Great Falls

11h 17m2 stops Seattle/Tacoma Intl Salt Lake City

$383Delta

Mon, Oct 19 - Thu, Oct 29

5:15 pm - 11:02 pmGTF Great Falls-PDX Portland

6h 47m1 stop Seattle/Tacoma Intl

7:06 am - 4:35 pmPDX Portland-GTF Great Falls

8h 29m2 stops San Jose Seattle/Tacoma Intl

$391Alaska Airlines

Mon, Oct 19 - Thu, Oct 29

6:27 pm - 11:59 pmGTF Great Falls-PDX Portland

6h 32m2 stops Salt Lake City Seattle/Tacoma Intl

5:30 am - 5:47 pmPDX Portland-GTF Great Falls

11h 17m2 stops Seattle/Tacoma Intl Salt Lake City

$393Delta

Tue, Oct 20 - Wed, Oct 28

5:15 pm - 9:56 pmGTF Great Falls-PDX Portland

5h 41m1 stop Seattle/Tacoma Intl

12:18 pm - 4:35 pmPDX Portland-GTF Great Falls

3h 17m1 stop Seattle/Tacoma Intl

$403Alaska Airlines

Tue, Oct 20 - Wed, Oct 28

5:15 pm - 9:56 pmGTF Great Falls-PDX Portland

5h 41m1 stop Seattle/Tacoma Intl

2:53 pm - 4:35 pmPDX Portland-GTF Great Falls

24h 42m2 stops San Francisco Seattle/Tacoma Intl

$429Alaska Airlines

Mon, Oct 19 - Wed, Oct 28

5:15 pm - 9:29 amGTF Great Falls-PDX Portland

17h 14m2 stops Seattle/Tacoma Intl San Francisco

9:31 am - 4:35 pmPDX Portland-GTF Great Falls

6h 04m1 stop Seattle/Tacoma Intl

$430Alaska Airlines

Recent last minute flight deals from Great Falls to Portland

Tue, Sep 15 - Sat, Sep 19

6:21 pm - 11:40 pmGTF Great Falls-PDX Portland

6h 19m1 stop Salt Lake City

9:46 am - 5:41 pmPDX Portland-GTF Great Falls

6h 55m1 stop Salt Lake City

$979Delta

Tue, Sep 15 - Sat, Sep 19

5:40 am - 8:41 amGTF Great Falls-PDX Portland

4h 01m1 stop Salt Lake City

9:46 am - 5:41 pmPDX Portland-GTF Great Falls

6h 55m1 stop Salt Lake City

$979Delta

Fri, Sep 18 - Sun, Sep 20

1:15 pm - 6:16 pmGTF Great Falls-PDX Portland

6h 01m1 stop Salt Lake City

9:46 am - 5:41 pmPDX Portland-GTF Great Falls

6h 55m1 stop Salt Lake City

$979Delta

Thu, Sep 17 - Sun, Sep 20

6:21 pm - 11:40 pmGTF Great Falls-PDX Portland

6h 19m1 stop Salt Lake City

9:46 am - 5:41 pmPDX Portland-GTF Great Falls

6h 55m1 stop Salt Lake City

$979Delta

Tue, Sep 15 - Fri, Sep 18

5:40 am - 8:41 amGTF Great Falls-PDX Portland

4h 01m1 stop Salt Lake City

5:10 pm - 10:37 pmPDX Portland-GTF Great Falls

4h 27m1 stop Salt Lake City

$979Delta

Tue, Sep 15 - Sun, Sep 20

6:21 pm - 11:40 pmGTF Great Falls-PDX Portland

6h 19m1 stop Salt Lake City

9:46 am - 5:41 pmPDX Portland-GTF Great Falls

6h 55m1 stop Salt Lake City

$979Delta

Tue, Sep 15 - Sat, Sep 19

5:40 am - 8:41 amGTF Great Falls-PDX Portland

4h 01m1 stop Salt Lake City

5:30 am - 5:41 pmPDX Portland-GTF Great Falls

11h 11m2 stops Seattle/Tacoma Intl Salt Lake City

$985Delta

Fri, Sep 18 - Sun, Sep 20

1:15 pm - 8:02 pmGTF Great Falls-PDX Portland

7h 47m2 stops Salt Lake City Seattle/Tacoma Intl

9:46 am - 5:41 pmPDX Portland-GTF Great Falls

6h 55m1 stop Salt Lake City

$985Delta

Thu, Sep 17 - Sun, Sep 20

5:40 am - 10:40 amGTF Great Falls-PDX Portland

6h 00m2 stops Salt Lake City Seattle/Tacoma Intl

5:40 am - 12:35 pmPDX Portland-GTF Great Falls

5h 55m1 stop Salt Lake City

$985Delta

Tue, Sep 15 - Fri, Sep 18

1:15 pm - 10:02 pmGTF Great Falls-PDX Portland

9h 47m2 stops Salt Lake City Seattle/Tacoma Intl

5:10 pm - 10:37 pmPDX Portland-GTF Great Falls

4h 27m1 stop Salt Lake City

$985Delta

Booking Insights

Price, demand and travel trends for Great Falls to Portland flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Great Falls to Portland with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Great Falls to Portland?

Round-trip flights from Great Falls to Portland start at $332. Prices are below average for this route right now, with typical round-trip fares ranging from $397 to $590. The lowest price found in the past 5 days was $332 on Alaska Airlines.

Find deals

Low season	October
High season	January
Cheapest flight	$237

Best time to beat the crowds but there is an average 102% increase in price.

Most popular time to fly and prices are also 14% lower on average.

Flight from Great Falls to Portland

When to book flights from Great Falls to Portland

Are your dates flexible? Find out the best times to travel from Great Falls to Portland based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Great Falls to Portland?
Flights from Great Falls to Portland usually depart from Great Falls (GTF) and arrive at Portland (PDX).
What cabin classes can I book on flights from Great Falls to Portland?
Only Economy Class is available on flights from Great Falls to Portland.
Which airports do connecting flights from Great Falls to Portland pass through?
Connecting flights from Great Falls to Portland most commonly pass through:

• Seattle/Tacoma Intl (SEA) - 53% of one-stop connections
• Salt Lake City (SLC) - 47% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.
Can I save money by using flexible dates for flights from Great Falls to Portland?
Yes. Being flexible with your travel dates can save you up to 10% on the Great Falls to Portland route. Thursday is the cheapest departure day at $422 round-trip on average, while Wednesday is the most expensive at $468, a difference of $46. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What popular places can I visit in Portland?
Some of the most popular sights in Portland are Moda Center, Oregon Convention Center and OHSU Center for Health and Healing. These are among the most viewed places in Portland on KAYAK.
How long is a flight from Great Falls to Portland?
There are currently no nonstop flights available from Great Falls to Portland. Flights with 1 layover take between 4h 53m and 5h 21m in total, depending on the connection.
Do I need a passport to fly from Great Falls to Portland?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from Great Falls to Portland changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $332 to $1,254. That means the highest observed fare was about 4x higher than the lowest one.
How are flight prices from Great Falls to Portland looking right now?
One-way fares from Great Falls to Portland are currently higher than usual. Average one-way flight prices are about $340, which is 29% above the typical average for this route.
How much time can I save by choosing a different layover airport from Great Falls to Portland?
Flying via Seattle/Tacoma Intl (SEA) gives the shortest average 1-stop total travel time at 4h 53m, compared with 5h 21m via Salt Lake City (SLC).
What is the time difference between Great Falls and Portland?
Portland is 1 hour behind Great Falls (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Portland Airport (PDX)?
Portland Airport (PDX) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:
• Thrifty
• Dollar
• Hertz
• Sixt
• Payless
How much should I expect to pay for a Great Falls to Portland flight?
Round-trip flights from Great Falls to Portland range from $397 to $590, with an average of $463 over the past 12 months. Anything below $397 counts as a good deal.

If your dates can be flexible, aim for a Thursday departure instead of Wednesday. On this route, Thursday flights average $422 - about $46 less than Wednesday (10% savings) based on the last 12 months.
If you can choose when to travel, plan your Great Falls to Portland trip for February. Fares historically average $314 round-trip in that month - typically $621 less than the most expensive month, which is October (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Portland Airport.
- Country Inn & Suites by Radisson, Portland Air, OR
- Radisson Hotel Portland Airport
- Holiday Inn Portland-Airport (I-205) By IHG

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GTF - PDX

$237 Find Cheap Flights from Great Falls to Portland - Compare and Save

Everything you should know

Cheap Flights from Great Falls to Portland (GTF-PDX)

Recent round-trip flight deals from Great Falls to Portland

Recent one-way flight deals from Great Falls to Portland

Recent last minute flight deals from Great Falls to Portland

Price, demand and travel trends for Great Falls to Portland flights

How much is a round-trip flight from Great Falls to Portland?

What is the cheapest airline to fly from Great Falls to Portland?

What is the most popular layover airport when flying from Great Falls to Portland?

What is the cheapest layover airport when flying from Great Falls to Portland?

When flying from Great Falls to Portland which airport offers the shortest layover?

Key details for Great Falls to Portland flights

Low season

High season

Cheapest flight

When to book flights from Great Falls to Portland

Your Great Falls to Portland flight questions, answered

Your guide to booking Great Falls to Portland flights

More options for your flight from Great Falls to Portland

Complete your trip to Portland with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Great Falls to Portland

Find direct flights to and from Great Falls and Portland

Flights from domestic origins to Portland

Flights to other popular destinations

Find deals for your return flight