Direct (nonstop) flights from Seattle to Great Falls
1 airline flys nonstop from Seattle Tacoma International (SEA) to Great Falls International (GTF). It's 512 miles (824 km), about 1h 37m 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 Seattle to Great Falls with one stop · direct emits 95 kg CO₂ per passenger
Looking for the return flight?
GTF → SEA: Flights from Great Falls to SeattleOther direct flights from Seattle
Direct flights from Great Falls (GTF)
Frequently Asked Questions
How long is the direct flight from Seattle to Great Falls?
A nonstop flight from Seattle (SEA) to Great Falls (GTF) takes approximately 1 hours and 37 minutes. The distance is 512 miles (824 km).
Which airlines fly nonstop from Seattle to Great Falls?
Just Alaska Airlines.
Is there a nonstop flight from Seattle to Great Falls?
Yes. 1 airline: Alaska Airlines.
How far is Seattle from Great Falls?
The flight distance from Seattle to Great Falls 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 Seattle to Great Falls?
At 1h 37m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Seattle to Great Falls?
Roughly 95 kg CO2 per passenger one-way. That's about the same as driving 475 km.
Is the return flight from Great Falls to Seattle 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 Seattle to Great Falls?
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 Seattle Tacoma International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.