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FLF to SEA: distance & flight time
Flensburg (Flensburg-Schäferhaus Airport) → Seattle (Seattle Tacoma International Airport)
4,835 mi
7,781 km · 4,202 nm
9h 57m
estimated nonstop flight time
-9h
time difference · heading northwest
See live FLF→SEA fares Phone-only fares on this route — call free
Flight time details
4,835 miles nonstop takes roughly 9h 57m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- FLF — Flensburg-Schäferhaus Airport · Flensburg, Germany
- 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 FLF
- SGD · Sønderborg Airport21 mi away
- WBG · Schleswig Air Base22 mi away
- SKS · Skrydstrup Air Base31 mi away
- KEL · Kiel-Holtenau Airport41 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 FLF from SEA?
The flight distance from Flensburg (FLF) to Seattle (SEA) is 4,835 miles (7,781 km, 4,202 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FLF to SEA?
A nonstop flight takes about 9h 57m 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 Flensburg and Seattle?
Seattle is 9 hours behind Flensburg.
What is the cheapest way to fly from FLF to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FLF–SEA that never appear on search engines, with no booking fees.