New calculation
Flight distance & time
Calgary International Airport → Seattle Tacoma International Airport
YYCSEA
- Distance
- 725 km · 450 mi
- Flight time
- 01h 39m
- CO₂ per passenger
- 65 kg
This Calgary International Airport → Seattle Tacoma International Airport route is 725 km (450 mi) end to end. The estimated flight time is 01h 39m, and a passenger's share of CO₂ works out at roughly 65 kg.
See the reverse route: Seattle Tacoma International Airport → Calgary International Airport
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Your route
- FromYYCCalgary International AirportCalgary, Alberta
- ToSEASeattle Tacoma International AirportSeattle, Washington
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~4 flights/day
Airlines on this route
Alaska AirlinesWestJet
Common questions
Calgary International Airport to Seattle Tacoma International Airport FAQ
How far is Calgary International Airport from Seattle Tacoma International Airport?
Calgary International Airport (YYC) and Seattle Tacoma International Airport (SEA) are 725 km (450 mi) apart, measured along the great-circle route.
How long is the flight from Calgary International Airport to Seattle Tacoma International Airport?
A direct YYC–SEA flight covers the distance in about 01h 39m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Calgary International Airport to Seattle Tacoma International Airport produce?
A passenger's share of CO₂ on the YYC–SEA route is roughly 65 kg.
Which airlines fly from Calgary International Airport to Seattle Tacoma International Airport?
Alaska Airlines, WestJet operate scheduled service between YYC and SEA.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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