MQ4110Envoy Air · BOS → SDF
live · 2h ago
Route confirmed Envoy Air

MQ4110 BostonBOS · 14:03 LouisvilleSDF · 16:07

MQ4110 by Envoy Air flies from Boston (BOS) to Louisville (SDF) for the Fri, Aug 21 departure.

Right nowEn route to Louisville · off blocks 14:09 · 6 min late
En route

en route from BOS to SDF

En routeMQ4110 · position estimated
BOSBostonSDFLouisville
Estimated from the boards

Board estimate · gate and arrival times. Off blocks 14:09 · typical taxi-out at BOS ≈ 9.4 min.

Typical gate push+11 minmedian posted departure
Typical arrival+14 minmedian over 11 operations
Cancellation0 in 11tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
08-21
+6 gate · +10 arrival
08-20
+6 gate · +10 arrival
08-19
+35 gate · +14 arrival
08-18
+3 gate · +2 arrival
08-17
+7 gate · +8 arrival
08-16
+27 gate · +37 arrival
08-13
+20 gate · +26 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival +14 min · 0 cancelled · 11 operations tracked

The route today

live boards
BOSBostonModerate riskBOS delay board →
SDFLouisvilleOn-time likelySDF delay board →
BOS→SDFevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
45%Chance of 15+ min delay
4.3%Chance of cancellation
+11 minAvg hub delay right now

Conditions at BOS and SDF 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 departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

How MQ4110 actually runs

Pro Flight Search has tracked every published board update for MQ4110 across the BOS and SDF boards: schedule changes, gate pushes and actual clocks. Usually lands ~17 min late. Based on 11 confirmed landings · 5/11 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how MQ4110 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
08-21BOS 14:03 14:09 (+6)SDF 16:07 16:17 (+10)
08-20BOS 14:03 14:09 (+6)SDF 16:07 16:17 (+10)
08-19BOS 14:03 14:38 (+35)SDF 16:37 16:51 (+14)
08-18BOS 14:03 14:06 (+3)SDF 16:13 16:15 (+2)
08-17BOS 15:03 15:10 (+7)SDF 17:13 17:21 (+8)
08-16BOS 14:04 14:31 (+27)SDF 16:03 16:40 (+37)
08-13BOS 14:03 14:23 (+20)SDF 16:02 16:28 (+26)
08-12BOS 14:03 14:15 (+12)SDF 16:09 16:26 (+17)
08-11BOS 14:03 14:14 (+11)SDF 16:05 16:24 (+19)
08-10BOS 14:03 14:13 (+10)SDF 16:14 16:28 (+14)
08-09BOS 14:04 14:19 (+15)SDF 16:01 16:14 (+13)

Aircraft

Recent tails: N239NN, N307LH, N236NN, N229NN.

Board clocks recorded as BOS and SDF published them.

Planning around MQ4110? 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 — MQ4110 Boston to Louisville on-time performance, measured from the BOS and SDF airport boards.

Canonical URL
https://proflightsearch.com/flight/MQ4110
How we measure this →