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BLT to SEA: distance & flight time
Blackwater (Blackwater Airport) → Seattle (Seattle Tacoma International Airport)
7,354 mi
11,835 km · 6,390 nm
14h 53m
estimated nonstop flight time
-17h
time difference · heading northeast
See live BLT→SEA fares Phone-only fares on this route — call free
Flight time details
7,354 miles nonstop takes roughly 14h 53m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 17-hour time set-back when reading arrival times on your ticket.
The two airports
- BLT — Blackwater Airport · Blackwater, Australia
- 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 BLT
- EMD · Emerald Airport40 mi away
- DYA · Dysart Airport73 mi away
- CMQ · Clermont Airport95 mi away
- ROK · Rockhampton Airport107 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 BLT from SEA?
The flight distance from Blackwater (BLT) to Seattle (SEA) is 7,354 miles (11,835 km, 6,390 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BLT to SEA?
A nonstop flight takes about 14h 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 Blackwater and Seattle?
Seattle is 17 hours behind Blackwater.
What is the cheapest way to fly from BLT to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BLT–SEA that never appear on search engines, with no booking fees.