BOS → KEFBoston to Reykjavík

live

Direct flights from Boston (BOS) to Reykjavík (KEF): 7 nonstop departures observed each week across 1 airline. 86% of the last 7 operated flights arrived within 15 minutes of schedule. The median arrival is 5 minutes early. No cancellations were recorded across the 7 tracked flights. The nonstop covers 3,874 km, an estimated 5 hours 28 minutes in the air. Measured by Pro Flight Search from live flight boards at Boston and Reykjavík. Updated 9 September 2026 at 14:23 UTC.

BOS Boston smooth · +0
KEF Reykjavík smooth · +9
3,874 km · ~5h 28m est.
dep bank 20:50–23:007x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
86% on time

of the last 7 operated BOS → KEF flights arrived within 15 minutes

Median arrival delay is −5 min. 0 of 7 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−5 minacross the last 7 operated legs
Flight time~5h 28mestimated from route distance
Weekly departures7x1 direct airline on the leg

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Icelandair

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
IcelandairFI86% on time

Flights FI630 20:50 daily · FI632 23:00 daily

History

operated legs · board outcomes
09-08FI630arrived−11
09-08FI632dep −4 → arr−5
09-07FI630arrived−15
09-07FI632arrived−26
09-06FI630dep +19 → arr+18
09-06FI632dep −1 → arr+6
09-05FI630arrived−4

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
BOSBoston +0 min smooth 🌤 overcast · NNE 3 kt Full BOS delay board →
KEFReykjavík +9 min smooth 🌤 mostly cloudy · SSE 14 kt Full KEF delay board →

Weather lens

Current conditions put the pressure at BOS and KEF: 42% odds of a 15+ minute delay and around +8 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Boston to Reykjavík route actually runs

Pro Flight Search records official board updates for nonstop BOS to KEF flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · 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 — Boston (BOS) to Reykjavík (KEF) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/BOS-KEF
How we measure this →

BOS to KEF questions

Is BOS–KEF running on time right now?

Smooth skies ahead. The arrival side at KEF is the weaker end, route health score 93/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on BOS–KEF?

Operators schedule evening departures around 20:50 from BOS. Earlier flights typically land before destination-airport delays accumulate later in the day; check the KEF delay card to confirm conditions when you'd arrive.

How long is the flight from BOS to KEF?

Great-circle distance is 3,874 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 303–362 min gate-to-gate on this route.

How often does BOS–KEF fly?

Icelandair runs the route with about 14 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.