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SEA to FLZ: distance & flight time
Seattle (Seattle Tacoma International Airport) → Sibolga (Dr Ferdinand Lumban Tobing Airport)
8,239 mi
13,260 km · 7,160 nm
16h 37m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SEA→FLZ fares Phone-only fares on this route — call free
Flight time details
8,239 miles nonstop takes roughly 16h 37m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- SEA — Seattle Tacoma International Airport · Seattle, United States
- FLZ — Dr Ferdinand Lumban Tobing Airport · Sibolga, Indonesia
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 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
Near FLZ
- AEG · Aek Godang Airport39 mi away
- DTB · Silangit Airport49 mi away
- GNS · Binaka Airport86 mi away
- PPR · Pasir Pangaraan Airport113 mi away
Frequently asked questions
How far is SEA from FLZ?
The flight distance from Seattle (SEA) to Sibolga (FLZ) is 8,239 miles (13,260 km, 7,160 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEA to FLZ?
A nonstop flight takes about 16h 37m 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 Seattle and Sibolga?
Sibolga is 14 hours ahead of Seattle.
What is the cheapest way to fly from SEA to FLZ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEA–FLZ that never appear on search engines, with no booking fees.