Need help booking?
Unpublished phone-only deals available
BMC to SEA: distance & flight time
Brigham City (Brigham City Regional Airport) → Seattle (Seattle Tacoma International Airport)
648 mi
1,043 km · 563 nm
1h 53m
estimated nonstop flight time
-1h
time difference · heading northwest
See live BMC→SEA fares Phone-only fares on this route — call free
Flight time details
648 miles nonstop takes roughly 1h 53m gate to gate, flying northwest. 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
- BMC — Brigham City Regional Airport · Brigham City, 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 BMC
- LGU · Logan-Cache Airport20 mi away
- OGD · Ogden Hinckley Airport25 mi away
- HIF · Hill Air Force Base30 mi away
- SLC · Salt Lake City International Airport53 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 BMC from SEA?
The flight distance from Brigham City (BMC) to Seattle (SEA) is 648 miles (1,043 km, 563 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BMC to SEA?
A nonstop flight takes about 1h 53m 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 Brigham City and Seattle?
Seattle is 1 hour behind Brigham City.
What is the cheapest way to fly from BMC to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BMC–SEA that never appear on search engines, with no booking fees.