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A dense fog alert is in effect for Krakow, with forecasted very poor visibility dropping locally below 200 m. In some places, the fog may freeze, creating potentially slippery conditions on roads and sidewalks.
FR3721 Aircraft Details
Plane model info unavailable
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Frequently Asked Questions
What is the current status of flight fr3721?
Flight fr3721 has been canceled (status: Cancelled). Contact Ryanair or your booking channel for rebooking or refund (updated Nov 7, 2026).Is flight fr3721 on time today?
Flight fr3721 has been canceled (status: Cancelled). Contact Ryanair or your booking channel for rebooking or refund options; if booked on Trip.com, use Manage Booking.What route does flight fr3721 fly?
Flight fr3721 is operated by Ryanair from Billund (BLL) to Krakow (KRK). Typical flight time is about 1 hour45 minutes; operating days may include Saturday.How can I check real-time status for flight fr3721?
Track flight fr3721 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight fr3721 is delayed or canceled, what should I do?
If fr3721 is delayed or canceled, first confirm the latest status here (Cancelled, updated Nov 7, 2026). Contact Ryanair or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight fr3721 departed from Billund?
Flight fr3721 has been canceled and did not depart from Billund (BLL). Contact Ryanair or your booking channel for next steps.
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