GK339Jetstar Japan · NRT → OKA
live · 25m ago
Route confirmed Jetstar Japan

GK339 TokyoNRT · 19:00 NahaOKA · 22:35

GK339 by Jetstar Japan flies from Tokyo (NRT) to Naha (OKA) for the Fri, Nov 13 departure.

Right nowAwaiting arrival in Naha · off blocks 19:00 · on schedule
22:22

estimated arrival at OKA · local time · past this estimate · waiting on the board

En routeGK339 · position estimated
NRTTokyoOKANaha
Estimated from the boardsarr 22:22

Board estimate · gate and arrival times. Off blocks 19:00.

⚖ GK339 typically leaves +11 and lands −2. The air wins minutes back.
Typical gate push+11 minmedian posted departure
Typical arrival−2 minmedian over 13 operations
Wins back in air~13 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 13tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+44+87+131 min
11-13
+0 gate · −13 arrival
11-12
+131 gate · +85 arrival
11-11
+0 gate · −24 arrival
11-10
+125 gate · +100 arrival
11-09
+11 gate · −17 arrival
11-08
+10 gate · −10 arrival
11-07
+25 gate · +10 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 −2 min · 0 cancelled · 13 operations tracked

The route today

live boards
NRTTokyoOn-time likelyNRT delay board →
OKANahaOn-time likelyOKA delay board →
NRT→OKAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
31%Chance of 15+ min delay
3.0%Chance of cancellation
+6 minTypical airport delay in this weather

Conditions at NRT and OKA are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records 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 →

Tomorrow at Tokyo

Forecast

Sat 14 Nov, local date

High20°Clikely 18°C to 21°C
Low7°Clikely 6°C to 9°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Naha

Forecast

Sat 14 Nov, local date

High28°Clikely 27°C to 29°C
Low23°Clikely 22°C to 24°C

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

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.

Other Tokyo to Naha flights today

same route · Jetstar Japan
GK337departs 07:45
GK7301departs 07:45
GK335departs 12:50
GK331departs 15:40
GK7303departs 16:10

If GK339 is cancelled, these are the other Jetstar Japan nonstop flights from Tokyo to Naha on the same day, with scheduled departure times in NRT local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How GK339 actually runs

Pro Flight Search has tracked every published board update for GK339 across the NRT and OKA boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 12 confirmed landings · 7/12 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how GK339 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
11-13NRT 19:00 (+0)OKA 22:35 22:22 (−13)
11-12NRT 19:00 21:11 (+131)OKA 22:35 00:00 (+85)
11-11NRT 19:00 (+0)OKA 22:35 22:11 (−24)
11-10NRT 19:00 21:05 (+125)OKA 22:35 00:15 (+100)
11-09NRT 18:45 18:56 (+11)OKA 22:35 22:18 (−17)
11-08NRT 19:00 19:10 (+10)OKA 22:35 22:25 (−10)
11-07NRT 19:00 19:25 (+25)OKA 22:35 22:45 (+10)
11-06NRT 19:00 19:02 (+2)OKA 22:35 22:33 (−2)
11-05NRT 19:00 20:43 (+103)OKA 22:35 23:40 (+65)
11-04NRT 19:00 19:06 (+6)OKA 22:35 21:59 (−36)
11-03NRT 19:00 18:57 (−3)OKA 22:35 22:06 (−29)
11-02NRT 19:00 21:35 (+155)OKA 22:20 00:43 (+143)
11-01NRT 18:45 20:10 (+85)OKA 22:35 22:52 (+17)

Aircraft

Recent tails: JA08JJ, JA13JJ, JA24JJ, JA05JJ.

Board clocks recorded as NRT and OKA published them.

Planning around GK339? 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: GK339 Tokyo to Naha on-time performance, measured from the NRT and OKA airport boards.

Canonical URL
https://proflightsearch.com/flight/GK339
How we measure this →