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Cheap flights from Seattle to Great Falls from $159

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 9/23. 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 Seattle to Great Falls (SEA-GTF)

Cheap round-trip flights

Hawaiian Airlines Logo
1:14 pm - 3:49 pmSEA-GTF
1h 35mnonstop
Hawaiian Airlines Logo
4:29 pm - 5:32 pmGTF-SEA
2h 03mnonstop
$159Hawaiian Airlines
Find Deal
Tue, Sep 23 - Mon, Sep 29
Hawaiian Airlines Logo
1:14 pm - 3:49 pmSEA-GTF
1h 35mnonstop
Hawaiian Airlines Logo
4:29 pm - 5:32 pmGTF-SEA
2h 03mnonstop
$172Hawaiian Airlines
Find Deal
Tue, Sep 23 - Mon, Sep 29
Delta Logo
11:25 am - 5:42 pmSEA-GTF
5h 17m1 stop
Delta Logo
6:20 pm - 12:09 amGTF-SEA
6h 49m1 stop
$192Delta
Find Deal
Wed, Dec 3 - Sun, Dec 14
Delta Logo
5:30 am - 12:25 pmSEA-GTF
5h 55m1 stop
Delta Logo
6:11 pm - 10:22 pmGTF-SEA
5h 11m1 stop
$277Delta
Find Deal
Tue, Sep 23 - Mon, Sep 29
Alaska Airlines Logo
4:19 pm - 6:55 pmSEA-GTF
1h 36mnonstop
Alaska Airlines Logo
7:35 pm - 8:25 pmGTF-SEA
1h 50mnonstop
$353Alaska Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 14
United Airlines Logo
5:02 am - 9:28 pmSEA-GTF
15h 26m1 stop
United Airlines Logo
7:00 am - 12:02 pmGTF-SEA
30h 02m2 stops
$520United Airlines
Find Deal
Tue, Sep 23 - Mon, Sep 29
United Airlines Logo
7:00 am - 9:28 pmSEA-GTF
13h 28m2 stops
United Airlines Logo
7:00 am - 12:02 pmGTF-SEA
30h 02m2 stops
$545United Airlines
Find Deal
Tue, Sep 23 - Mon, Sep 29
Alaska Airlines Logo
1:14 pm - 3:49 pmSEA-GTF
1h 35mnonstop
Alaska Airlines Logo
4:29 pm - 5:32 pmGTF-SEA
2h 03mnonstop
$594Alaska Airlines
Find Deal
Fri, Sep 12 - Sun, Sep 14
Logo
1:14 pm - 3:49 pmSEA-GTF
1h 35mnonstop
Logo
10:21 pm - 7:06 pmGTF-SEA
21h 45m3 stops
$662
Find Deal
Mon, Sep 8 - Fri, Sep 12
Logo
11:11 am - 9:28 pmSEA-GTF
9h 17m1 stop
Logo
4:29 pm - 5:32 pmGTF-SEA
2h 03mnonstop
$807
Find Deal
Sun, Sep 14 - Tue, Sep 16

Hawaiian Airlines flights from Seattle to Great Falls

Our best Hawaiian Airlines deals on Seattle to Great Falls flight tickets
Hawaiian Airlines
Sep 23
SEA1:14 pmSeattle/Tacoma Intl
1h 35m
GTF3:49 pmGreat Falls
Sep 29
GTF4:29 pmGreat Falls
2h 03m
SEA5:32 pmSeattle/Tacoma Intl
$159
Find similar
Hawaiian Airlines
Sep 23
SEA1:14 pmSeattle/Tacoma Intl
1h 35m
GTF3:49 pmGreat Falls
Sep 29
GTF4:29 pmGreat Falls
2h 03m
SEA5:32 pmSeattle/Tacoma Intl
$172
Find similar
Hawaiian Airlines
Sep 5
SEA1:14 pmSeattle/Tacoma Intl
1h 35m
GTF3:49 pmGreat Falls
Sep 7
GTF4:29 pmGreat Falls
2h 03m
SEA5:32 pmSeattle/Tacoma Intl
$369
Find similar

Delta flights from Seattle to Great Falls

Our best Delta deals on Seattle to Great Falls flight tickets
Delta
Dec 3
SEA11:25 amSeattle/Tacoma Intl
5h 17m
1 stop
GTF5:42 pmGreat Falls
Dec 14
GTF6:20 pmGreat Falls
6h 49m
1 stop
SEA12:09 amSeattle/Tacoma Intl
$192
Find similar
Delta
Sep 23
SEA5:30 amSeattle/Tacoma Intl
5h 55m
1 stop
GTF12:25 pmGreat Falls
Sep 29
GTF6:11 pmGreat Falls
5h 11m
1 stop
SEA10:22 pmSeattle/Tacoma Intl
$277
Find similar
Delta
Sep 6
SEA5:30 amSeattle/Tacoma Intl
4h 33m
1 stop
GTF11:03 amGreat Falls
Sep 10
GTF6:06 pmGreat Falls
5h 14m
1 stop
SEA10:20 pmSeattle/Tacoma Intl
$313
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 August 25, 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

Tue 9/23

1:14 pm-3:49 pm

Nonstop1h 35m

Great Falls

Mon 9/29

4:29 pm-5:32 pm

Nonstop2h 03m

$159

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 9/23

1:14 pm-3:49 pm

Nonstop1h 35m

Great Falls

Mon 9/29

4:29 pm-5:32 pm

Nonstop2h 03m

$172

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Wed 12/3

11:25 am-5:42 pm

1 stop5h 17m

Great Falls

Sun 12/14

6:20 pm-12:09 am

1 stop6h 49m

$192

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 9/23

5:30 am-12:25 pm

1 stop5h 55m

Great Falls

Mon 9/29

6:11 pm-10:22 pm

1 stop5h 11m

$277

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Wed 12/3

4:19 pm-6:55 pm

Nonstop1h 36m

Great Falls

Sun 12/14

7:35 pm-8:25 pm

Nonstop1h 50m

$353

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 9/23

5:02 am-9:28 pm

1 stop15h 26m

Great Falls

Mon 9/29

7:00 am-12:02 pm

2 stops30h 02m

$520

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Tue 9/23

7:00 am-9:28 pm

2 stops13h 28m

Great Falls

Mon 9/29

7:00 am-12:02 pm

2 stops30h 02m

$545

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Fri 9/12

1:14 pm-3:49 pm

Nonstop1h 35m

Great Falls

Sun 9/14

4:29 pm-5:32 pm

Nonstop2h 03m

$594

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Mon 9/8

1:14 pm-3:49 pm

Nonstop1h 35m

Great Falls

Fri 9/12

10:21 pm-7:06 pm

3 stops21h 45m

$662

SeattleGreat Falls

SEA - GTF

SEAGTF

Seattle/Tacoma Intl

Sun 9/14

11:11 am-9:28 pm

1 stop9h 17m

Great Falls

Tue 9/16

4:29 pm-5:32 pm

Nonstop2h 03m

$807

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 Monday when prices can be found for as low as $224. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday 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 $538.

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 at noon. momondo users have found flights departing from Seattle to Great Falls at noon for as low as $258. 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 $456 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

Best Price Found

$153

Fastest flight time

1h 35m

Direct flights

Tue, Wed, Thu, Fri and Sat

Airports in Great Falls

1 airport
The best flight deal from Seattle to Great Falls found on momondo in the last 72 hours is $153
The fastest flight from Seattle to Great Falls takes 1h 35m
Direct flights go from Seattle to Great Falls on Tuesday, Wednesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.
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 35m.

  • 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
10,000 reviews
Search Alaska Airlines flights
DeltaPriceFrom $176Free CancellationRating
7.9
7,981 reviews
Search Delta flights

  • Alaska Airlines Flights From Seattle to Great Falls

    Across 5 Alaska Airlines flights from Seattle to Great Falls this week, the average price was $271, with the best Alaska Airlines deals starting from $153 round-trip. 10,000 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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