Direct (nonstop) flights from Kalispell to Seattle
1 airline flys nonstop from Glacier Park Intl (FCA) to Seattle Tacoma International (SEA). It's 378 miles (609 km), about 1h 37m in the air. Operated by Alaska Airlines.
Alaska Airlines
Route data last updated: May 26, 2026
Airlines with non-stop flights
AS
Alaska Airlines
Alternative Routes
Other ways to fly from Kalispell to Seattle with one stop · direct emits 70 kg CO₂ per passenger
Looking for the return flight?
SEA → FCA: Flights from Seattle to KalispellOther direct flights from Kalispell
Direct flights from Seattle (SEA)
Frequently Asked Questions
How long is the direct flight from Kalispell to Seattle?
A nonstop flight from Kalispell (FCA) to Seattle (SEA) takes approximately 1 hours and 37 minutes. The distance is 378 miles (609 km).
Which airlines fly nonstop from Kalispell to Seattle?
Just Alaska Airlines.
Is there a nonstop flight from Kalispell to Seattle?
Yes. 1 airline: Alaska Airlines.
How far is Kalispell from Seattle?
The flight distance from Kalispell to Seattle is 378 miles (609 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 Kalispell to Seattle?
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 Kalispell to Seattle?
Roughly 70 kg CO2 per passenger one-way. That's about the same as driving 350 km.
Is the return flight from Seattle to Kalispell 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 Kalispell 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 Glacier Park Intl for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.