FI684Icelandair · SEA → KEF
live · 18m ago
Route confirmed Icelandair

FI684 SeattleSEA ReykjavíkKEF

FI684 by Icelandair flies from Seattle (SEA) to Reykjavík (KEF).

Right nowNext departure today Operates daily
23:25

scheduled from SEA

The route today

live boards
SEASeattleHigh riskSEA delay board →
KEFReykjavíkOn-time likelyKEF delay board →
SEA→KEFevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
34%Chance of 15+ min delay
3.5%Chance of cancellation
+3 minTypical airport delay in this weather

Driven mainly by KEF (Reykjavík), currently flying MVFR (marginal visual). These figures come from both airports' records under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow at Seattle

Forecast

Sun 8 Nov, local date

High13°Clikely 12°C to 15°C
Low8°Clikely 6°C to 10°C
  • 89% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Reykjavík

Forecast

Sun 8 Nov, local date

High8°Clikely 7°C to 9°C
Low4°Clikely 1°C to 5°C
  • 97% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Seattle to Reykjavík flights today

same route · Icelandair
FI680departs 14:35
FI682departs 19:10

If FI684 is cancelled, these are the other Icelandair nonstop flights from Seattle to Reykjavík on the same day, with scheduled departure times in SEA local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How FI684 actually runs

Pro Flight Search has tracked every published board update for FI684 across the SEA and KEF boards: schedule changes, gate pushes and actual clocks. Combined risk score: 50.0/100. Based on airport operations, weather, and cached board history at SEA and KEF.

The verdict above is that record speaking, so it reflects how FI684 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around FI684? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: FI684 Seattle to Reykjavík on-time performance, measured from the SEA and KEF airport boards.

Canonical URL
https://proflightsearch.com/flight/FI684
How we measure this →