FI634 BostonBOS ReykjavíkKEF
FI634 by Icelandair flies from Boston (BOS) to Reykjavík (KEF).
scheduled from BOS
The route today
live boardsWeather lens
Weather-conditioned outlook for this flight right now
Measured, 90-day sampleDriven mainly by BOS (Boston), currently flying VFR (visual). For this route and airline, 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 →
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Boston to Reykjavík flights today
same route · IcelandairIf FI634 is cancelled, these are the other Icelandair nonstop flights from Boston to Reykjavík on the same day, with scheduled departure times in BOS local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How FI634 actually runs
Pro Flight Search has tracked every published board update for FI634 across the BOS and KEF boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at BOS and KEF.
The verdict above is that record speaking, so it reflects how FI634 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around FI634? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — FI634 Boston to Reykjavík on-time performance, measured from the BOS and KEF airport boards.
https://proflightsearch.com/flight/FI634
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