Direct (nonstop) flights from Great Falls to Seattle
1 airline flys nonstop from Great Falls International (GTF) to Seattle Tacoma International (SEA). It's 512 miles (824 km), about 1h 51m in the air. Operated by Alaska Airlines.
Alaska Airlines
Route data last updated: May 31, 2026
Airlines with non-stop flights
AS
Alaska Airlines
Alternative Routes
Other ways to fly from Great Falls to Seattle with one stop · direct emits 95 kg CO₂ per passenger
Looking for the return flight?
SEA → GTF: Flights from Seattle to Great FallsOther direct flights from Great Falls
Direct flights from Seattle (SEA)
Frequently Asked Questions
How long is the direct flight from Great Falls to Seattle?
A nonstop flight from Great Falls (GTF) to Seattle (SEA) takes approximately 1 hours and 51 minutes. The distance is 512 miles (824 km).
Which airlines fly nonstop from Great Falls to Seattle?
Just Alaska Airlines.
Is there a nonstop flight from Great Falls to Seattle?
Yes. 1 airline: Alaska Airlines.
How far is Great Falls from Seattle?
The flight distance from Great Falls to Seattle is 512 miles (824 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as Mumbai to Goa.
What type of aircraft flies from Great Falls to Seattle?
At 1h 51m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Great Falls to Seattle?
Roughly 95 kg CO2 per passenger one-way. That's about the same as driving 475 km.
Is the return flight from Seattle to Great Falls also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Great Falls to Seattle?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Great Falls International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.