Alaska
Oneworld
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Seattle–Tacoma International Airport
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United States
Great Falls International Airport
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Scan through all non-stop flights from Seattle / Tacoma to Great Falls. The full flight schedule below gives an overview of all non-stop flights from SEA to GTF, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
The Mediterranean regions near Great Falls are known for their warm, arid summers, where temperatures often go beyond 30°C (86°F). In some inland spots, the heat can climb even higher, sometimes reaching 40°C (104°F) or more. The winters are pleasantly mild, accompanied by some rainfall. This lovely climate, paired with breathtaking landscapes and bright, sunny days attract visitors from around the globe.
Great Falls is a wonderful place to visit all year long, but spring (March-May) and fall (September-November) are the best seasons to visit. The weather is pleasantly warm during these times, especially since the summers can be quite hot in those regions.
Currently, there is only one airline operating non-stop flights from Seattle / Tacoma SEA to Great Falls GTF, which is Alaska. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their SEA GTF flight schedule.
Flights from SEA to GTF are operated 7 times a week, with an average of 1 flight per day. Departure times vary between 13:40 - 15:36. The earliest flight departs at 13:40, the last flight departs at 15:36. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Seattle / Tacoma to Great Falls takes 1 hour and 36 minutes. The flight distance between Seattle / Tacoma and Great Falls is 510 miles (or 821 km).
There is 1 airport in Great Falls: Great Falls International Airport (GTF).
There are 7 flights per week flying from Seattle / Tacoma to Great Falls (as of April 2026).
1 hour and 36 minutes is the average flight time from Seattle / Tacoma to Great Falls.
The distance from Seattle / Tacoma to Great Falls is 510 miles (821 kilometers).
Alaska is the only airline flying nonstop from Seattle / Tacoma to Great Falls.
Oneworld is currently the only alliance flying nonstop from Seattle / Tacoma to Great Falls.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Seattle / Tacoma to Great Falls:
The earliest flight departs at 13:40 from Seattle / Tacoma and arrives at 16:13 at Great Falls.
The latest flight departs at 15:36 from Seattle / Tacoma and arrives at 18:12 at Great Falls.
510 miles (821 km) · 1h 36m
13:49
16:26
Alaska
Oneworld
AS 2444
Alaska
Embraer 175
Y
W
J
F
14:57
17:35
Alaska
Oneworld
AS 2444
Alaska
Embraer 175
Y
W
J
F
14:57
17:35
Alaska
Oneworld
AS 2444
Alaska
Embraer 175
Y
W
J
F
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