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FCA to SEA: distance & flight time
Kalispell (Glacier Park International Airport) → Seattle (Seattle Tacoma International Airport)
378 mi
608 km · 328 nm
1h 28m
estimated nonstop flight time
-1h
time difference · heading west
See live FCA→SEA fares Phone-only fares on this route — call free
Flight time details
378 miles nonstop takes roughly 1h 28m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- FCA — Glacier Park International Airport · Kalispell, United States
- SEA — Seattle Tacoma International Airport · Seattle, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near FCA
- WPC · Pincher Creek Airport84 mi away
- CTB · Cut Bank International Airport89 mi away
- MSO · Missoula International Airport97 mi away
- YQL · Lethbridge County Airport113 mi away
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Frequently asked questions
How far is FCA from SEA?
The flight distance from Kalispell (FCA) to Seattle (SEA) is 378 miles (608 km, 328 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FCA to SEA?
A nonstop flight takes about 1h 28m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Kalispell and Seattle?
Seattle is 1 hour behind Kalispell.
What is the cheapest way to fly from FCA to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FCA–SEA that never appear on search engines, with no booking fees.