FI5443 BostonBOS ReykjavíkKEF
FI5443 by Icelandair flies from Boston (BOS) to Reykjavík (KEF).
scheduled from BOS
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at BOS and KEF are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. 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 FI5443 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 FI5443 actually runs
Pro Flight Search has tracked every published board update for FI5443 across the BOS 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 BOS and KEF.
The verdict above is that record speaking, so it reflects how FI5443 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around FI5443? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — FI5443 Boston to Reykjavík on-time performance, measured from the BOS and KEF airport boards.
https://proflightsearch.com/flight/FI5443
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