FRA → BOSFrankfurt am Main to Boston

live

Direct flights from Frankfurt am Main (FRA) to Boston (BOS): 7 nonstop departures observed each week across 1 airline. The median arrival is 57 minutes late. No cancellations were recorded across the 1 tracked flight. The nonstop covers 5,889 km, an estimated 8 hours 3 minutes in the air. Measured by Pro Flight Search from live flight boards at Frankfurt am Main and Boston. Updated 17 October 2026 at 17:09 UTC.

Today, FRA → BOS

Sat 17 Oct · local times
LH422LufthansaIn the air, 70 min late

Left FRA at 14:40, 70 min after its 13:30 slot.

Landing
16:37BOS board estimate · sched 15:40
Track LH422 →
  1. 13:30 LH422Lufthansa Left 14:40 +70 BOS est. 16:37 +57In the air · sched 15:40
  2. 17:40 LH420Lufthansa Est. 18:00Departure not confirmed by the board BOS est. 21:05 +55sched 20:10

Checked FRA board 18:42 · BOS board 13:09

FRA Frankfurt am Main busy · +25
BOS Boston smooth · +0
5,889 km · ~8h 03m est.
dep bank 13:30–17:407x weekly
Running clean · 1 airline · 7x weekly · nonstop
83 / 100

route health from live FRA and BOS delay boards

Median arrival delay is +57 min. 0 of 1 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+57 minacross the last 1 operated legs
Flight time~8h 03mestimated 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
Lufthansa

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
LufthansaLH

Flights LH422 13:30 daily · LH420 17:40 daily

History

operated legs · board outcomes
10-17LH422dep +70 → arr+57

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
FRAFrankfurt am Main +25 min busy 🌤 few clouds · N 9 kt Full FRA delay board →
BOSBoston +0 min smooth 🌤 mostly cloudy · NW 13 kt Full BOS delay board →

Weather lens

Current conditions put the pressure at BOS: 40% odds of a 15+ minute delay and around +9 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Frankfurt am Main to Boston route actually runs

Pro Flight Search records official board updates for nonstop FRA to BOS 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 Boston (BOS) route reliability, measured from operated flights on official airport boards.

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

FRA to BOS questions

Is FRA–BOS 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–BOS?

Operators schedule evening departures around 17:40 from FRA. Earlier flights typically land before destination-airport delays accumulate later in the day; check the BOS delay card to confirm conditions when you'd arrive.

How long is the flight from FRA to BOS?

Great-circle distance is 5,889 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 446–535 min gate-to-gate on this route.

How often does FRA–BOS fly?

Lufthansa 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.