VL1428Lufthansa CityIn the air, 25 min late
Left FRA at 15:20, 25 min after its 14:55 slot.
Track VL1428 →
live
Direct flights from Frankfurt am Main (FRA) to Sofia (SOF): 23 nonstop departures observed each week across 3 airlines. The median arrival is 13 minutes late. No cancellations were recorded across the 4 tracked flights. The nonstop covers 1,397 km, an estimated 2 hours 17 minutes in the air. Measured by Pro Flight Search from live flight boards at Frankfurt am Main and Sofia. Updated 15 November 2026 at 16:55 UTC.
Today, FRA → SOF
Sun 15 Nov · local times- 10:10 LH1426Lufthansa Left 10:50 +40 Landed 14:01 +36
- 14:55 VL1428Lufthansa City Left 15:20 +25 ·
- 19:45 LH1430Lufthansa On scheduleGate AB · T1 ·
Checked FRA board 17:55 · SOF board 18:38
FRA
Frankfurt am Main
busy · +25
SOF
Sofia
smooth · +0
1,397 km · ~2h 17m est.
Running clean · 3 airlines · 23x weekly · nonstop
83 / 100
route health from live FRA and SOF delay boards
Median arrival delay is +13 min. 0 of 4 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+13 minacross the last 3 arrivals
Flight time~2h 17mestimated from route distance
Weekly departures23x3 direct airlines on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Bulgaria AirLufthansaLufthansa City Airlines
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 daysHistory
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Conditions are tightest at FRA and SOF: a 32% chance of a 15+ minute delay. In this weather, the more delayed of the two airports is typically about +5 min. Both figures come from the two airports' delay records in similar weather. See live delays → · Weather risk by airport →
next sweep in 120s
How the Frankfurt am Main to Sofia route actually runs
Pro Flight Search records official board updates for nonstop FRA to SOF 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: Frankfurt am Main (FRA) to Sofia (SOF) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/FRA-SOF
FRA to SOF questions
Is FRA–SOF running on time right now?
Smooth skies ahead. The departure side at FRA is the weaker end, route health score 83/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on FRA–SOF?
Operators schedule morning departures around 10:10 and evening departures around 19:45 from FRA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SOF delay card to confirm conditions when you'd arrive.
How long is the flight from FRA to SOF?
Great-circle distance is 1,397 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 129–150 min gate-to-gate on this route.
How often does FRA–SOF fly?
3 carriers operate this route, around 23 flights a week between them. Compare carrier days and times in the airline list above.
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