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Flight distance & time
Boeing Field King County International Airport → Portsmouth International at Pease Airport
BFIPSM
- Distance
- 3,981 km · 2,473 mi
- Flight time
- 05h 43m
- CO₂ per passenger
- 358 kg
This Boeing Field King County International Airport → Portsmouth International at Pease Airport route is 3,981 km (2,473 mi) end to end. The estimated flight time is 05h 43m, and a passenger's share of CO₂ works out at roughly 358 kg.
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Your route
- FromBFIBoeing Field King County International AirportSeattle, Washington
- ToPSMPortsmouth International at Pease AirportPortsmouth, New Hampshire
Flight map
Track your lifetime distance flown across every trip.
Route service
We don't have scheduled-service data for this route — it may be operated by non-commercial or charter flights only.
Common questions
Boeing Field King County International Airport to Portsmouth International at Pease Airport FAQ
How far is Boeing Field King County International Airport from Portsmouth International at Pease Airport?
Boeing Field King County International Airport (BFI) and Portsmouth International at Pease Airport (PSM) are 3,981 km (2,473 mi) apart, measured along the great-circle route.
How long is the flight from Boeing Field King County International Airport to Portsmouth International at Pease Airport?
A direct BFI–PSM flight covers the distance in about 05h 43m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Boeing Field King County International Airport to Portsmouth International at Pease Airport produce?
A passenger's share of CO₂ on the BFI–PSM route is roughly 358 kg.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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