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Cheap flights from Seattle to Great Falls from $147

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Great Falls departing on 3/14. 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 Seattle to Great Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
3:11 pm - 5:48 pm
SEA
-
GTF
1h 37mnonstop
Alaska Airlines Logo
4:00 pm - 4:48 pm
GTF
-
SEA
1h 48mnonstop
$147Alaska Airlines
Sat, Mar 14 - Wed, Mar 18
Alaska Airlines Logo
2:42 pm - 5:19 pm
SEA
-
GTF
1h 37mnonstop
Alaska Airlines Logo
5:59 pm - 6:57 pm
GTF
-
SEA
1h 58mnonstop
$157Alaska Airlines
Fri, Jan 16 - Tue, Jan 20
Delta Logo
5:30 am - 12:24 pm
SEA
-
GTF
5h 54m1 stop
Delta Logo
1:10 pm - 4:47 pm
GTF
-
SEA
4h 37m1 stop
$166Delta
Sat, Mar 14 - Wed, Mar 18
Alaska Airlines Logo
2:42 pm - 5:19 pm
SEA
-
GTF
1h 37mnonstop
Alaska Airlines Logo
5:59 pm - 6:57 pm
GTF
-
SEA
1h 58mnonstop
$167Alaska Airlines
Thu, Jan 8 - Sun, Jan 11
Delta Logo
5:25 am - 12:33 pm
SEA
-
GTF
6h 08m1 stop
Delta Logo
6:10 pm - 12:09 am
GTF
-
SEA
6h 59m1 stop
$176Delta
Thu, Jan 15 - Tue, Jan 20
Delta Logo
5:25 am - 12:33 pm
SEA
-
GTF
6h 08m1 stop
Delta Logo
5:30 am - 9:25 am
GTF
-
SEA
4h 55m1 stop
$186Delta
Thu, Jan 8 - Sun, Jan 11
Alaska Airlines Logo
2:42 pm - 5:19 pm
SEA
-
GTF
1h 37mnonstop
Alaska Airlines Logo
5:59 pm - 6:57 pm
GTF
-
SEA
1h 58mnonstop
$202Alaska Airlines
Thu, Jan 15 - Tue, Jan 20
Alaska Airlines Logo
1:36 pm - 4:17 pm
SEA
-
GTF
1h 41mnonstop
Alaska Airlines Logo
4:00 pm - 4:53 pm
GTF
-
SEA
1h 53mnonstop
$212Alaska Airlines
Fri, Mar 6 - Mon, Mar 30
Delta Logo
5:25 am - 12:33 pm
SEA
-
GTF
6h 08m1 stop
Delta Logo
1:12 pm - 4:55 pm
GTF
-
SEA
4h 43m1 stop
$227Delta
Fri, Jan 16 - Tue, Jan 20
Delta Logo
4:40 pm - 10:29 pm
SEA
-
GTF
4h 49m1 stop
Delta Logo
6:20 pm - 12:03 am
GTF
-
SEA
6h 43m1 stop
$232Delta
Fri, Mar 6 - Mon, Mar 30

Delta flights from Seattle to Great Falls

Our best Delta deals on Seattle to Great Falls flight tickets
Delta
Mar 14
SEA5:30 amSeattle/Tacoma Intl
5h 54m
1 stop
GTF12:24 pmGreat Falls
Mar 18
GTF1:10 pmGreat Falls
4h 37m
1 stop
SEA4:47 pmSeattle/Tacoma Intl
$166
Find similar
Delta
Jan 15
SEA5:25 amSeattle/Tacoma Intl
6h 08m
1 stop
GTF12:33 pmGreat Falls
Jan 20
GTF6:10 pmGreat Falls
6h 59m
1 stop
SEA12:09 amSeattle/Tacoma Intl
$176
Find similar
Delta
Jan 8
SEA5:25 amSeattle/Tacoma Intl
6h 08m
1 stop
GTF12:33 pmGreat Falls
Jan 11
GTF5:30 amGreat Falls
4h 55m
1 stop
SEA9:25 amSeattle/Tacoma Intl
$186
Find similar

Alaska Airlines flights from Seattle to Great Falls

Our best Alaska Airlines deals on Seattle to Great Falls flight tickets
Alaska Airlines
Mar 14
SEA3:11 pmSeattle/Tacoma Intl
1h 37m
GTF5:48 pmGreat Falls
Mar 18
GTF4:00 pmGreat Falls
1h 48m
SEA4:48 pmSeattle/Tacoma Intl
$147
Find similar
Alaska Airlines
Jan 16
SEA2:42 pmSeattle/Tacoma Intl
1h 37m
GTF5:19 pmGreat Falls
Jan 20
GTF5:59 pmGreat Falls
1h 58m
SEA6:57 pmSeattle/Tacoma Intl
$157
Find similar
Alaska Airlines
Jan 8
SEA2:42 pmSeattle/Tacoma Intl
1h 37m
GTF5:19 pmGreat Falls
Jan 11
GTF5:59 pmGreat Falls
1h 58m
SEA6:57 pmSeattle/Tacoma Intl
$167
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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 December 8, 2025.
Use the filters below to find and compare flights from Seattle to Great Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Sat 3/14

3:11 pm-5:48 pm

Nonstop1h 37m

Great Falls

Wed 3/18

4:00 pm-4:48 pm

Nonstop1h 48m

$147

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 1/16

2:42 pm-5:19 pm

Nonstop1h 37m

Great Falls

Tue 1/20

5:59 pm-6:57 pm

Nonstop1h 58m

$157

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Sat 3/14

5:30 am-12:24 pm

1 stop5h 54m

Great Falls

Wed 3/18

1:10 pm-4:47 pm

1 stop4h 37m

$166

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Thu 1/8

2:42 pm-5:19 pm

Nonstop1h 37m

Great Falls

Sun 1/11

5:59 pm-6:57 pm

Nonstop1h 58m

$167

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Thu 1/15

5:25 am-12:33 pm

1 stop6h 08m

Great Falls

Tue 1/20

6:10 pm-12:09 am

1 stop6h 59m

$176

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Thu 1/8

5:25 am-12:33 pm

1 stop6h 08m

Great Falls

Sun 1/11

5:30 am-9:25 am

1 stop4h 55m

$186

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Thu 1/15

2:42 pm-5:19 pm

Nonstop1h 37m

Great Falls

Tue 1/20

5:59 pm-6:57 pm

Nonstop1h 58m

$202

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 3/6

1:36 pm-4:17 pm

Nonstop1h 41m

Great Falls

Mon 3/30

4:00 pm-4:53 pm

Nonstop1h 53m

$212

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 1/16

5:25 am-12:33 pm

1 stop6h 08m

Great Falls

Tue 1/20

1:12 pm-4:55 pm

1 stop4h 43m

$227

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 3/6

4:40 pm-10:29 pm

1 stop4h 49m

Great Falls

Mon 3/30

6:20 pm-12:03 am

1 stop6h 43m

$232

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Great Falls from

How to get the cheapest flight ticket from Seattle 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 April is another great option to travel to Great Falls, with average flight prices from Seattle averaging around $196.

What is the cheapest day to depart on your flight to Great Falls?

The cheapest day to depart on your flight to Great Falls is on a Saturday when prices can be found for as low as $212. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $373.

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

According to our data, the cheapest time of day to fly to Great Falls is in the morning. momondo users have found flights departing from Seattle to Great Falls in the morning for as low as $236. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $538 on average. Flights to Great Falls from Seattle in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Seattle/Tacoma Intl to Great Falls flight route?

Fly from Seattle/Tacoma Intl to Great Falls for the best Seattle/Tacoma Intl - Great Falls flight prices

What cabin class options are available on Seattle/Tacoma Intl to Great Falls flights?

There are 2 cabin classes available to choose from on Seattle/Tacoma Intl to Great Falls flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Great Falls flights?

No. A direct flight is the cheapest option for a flight between Seattle to Great Falls.

When to book flights from Seattle to Great Falls

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

Cheap Seattle to Great Falls (SEA to GTF) flight deals and tips

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

Fastest flight time

4h 33m

Direct flights

Every day

Airports in Great Falls

1 airport
The fastest flight from Seattle to Great Falls takes 4h 33m
Direct flights go from Seattle to Great Falls every day.
There is 1 airport near Great Falls: Great Falls (GTF)
Search flight deals

  • How far is Seattle/Tacoma Intl to Great Falls by plane?

    Great Falls is 514.0 mi away from Seattle/Tacoma Intl. By plane, this route typically takes 1h 36m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Great Falls Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Great Falls Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Great Falls Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Great Falls 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 Seattle/Tacoma Intl Airport to Great Falls Airport.

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

    The necessary travel and health documents for your Great Falls Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Great Falls?

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

Best airlines flying from Seattle to Great Falls

Compare and see reviews for airlines that fly from Seattle to Great Falls with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $153Free CancellationRating
8.0
11,419 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Seattle to Great Falls

    Across 7 Alaska Airlines flights from Seattle to Great Falls this week, the average price was $280, with the best Alaska Airlines deals starting from $153 round-trip. 11,419 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

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 Seattle to Great Falls?

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 Great Falls from Seattle.

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

momondo does allow users to show only those flights to Great Falls from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Seattle to Great Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

An easier way to manage your Great Falls trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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