Need help booking?
Unpublished phone-only deals available
BTR to BFI: distance & flight time
Baton Rouge (Baton Rouge Metropolitan Airport) → Seattle (Boeing Field King County International Airport)
2,021 mi
3,253 km · 1,756 nm
4h 26m
estimated nonstop flight time
-2h
time difference · heading northwest
See live BTR→BFI fares Phone-only fares on this route — call free
Flight time details
2,021 miles nonstop takes roughly 4h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- BTR — Baton Rouge Metropolitan Airport · Baton Rouge, United States
- BFI — Boeing Field King County 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 BTR
Near BFI
- SEA · Seattle Tacoma International Airport6 mi away
- RNT · Renton Municipal Airport5 mi away
- PWT · Bremerton National Airport22 mi away
- TIW · Tacoma Narrows Airport22 mi away
Frequently asked questions
How far is BTR from BFI?
The flight distance from Baton Rouge (BTR) to Seattle (BFI) is 2,021 miles (3,253 km, 1,756 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BTR to BFI?
A nonstop flight takes about 4h 26m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from BTR to BFI?
Nonstop service on BTR–BFI depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 4h 26m nonstop estimate.
What is the time difference between Baton Rouge and Seattle?
Seattle is 2 hours behind Baton Rouge.
What is the cheapest way to fly from BTR to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BTR–BFI that never appear on search engines, with no booking fees.
Why are some BTR to BFI fares phone-only?
Consolidator contracts let us sell certain BTR–BFI tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.