DL340Delta Air Lines · SEA → KOA
live · 3m ago
Route confirmed Delta Air Lines

DL340 SeattleSEA · 14:30 Kailua-KonaKOA

DL340 by Delta Air Lines flies from Seattle (SEA) to Kailua-Kona (KOA) for the Sat, Nov 7 departure.

Right nowOn time · gate B6
14:30

departs SEA · on schedule

Typical arrival+1 minmedian over 4 operations

Where the minutes go

last 4 operations · gate push → arrival
0+30+60+90 min
11-06
+23 arrival
11-05
+5 arrival
11-04
−8 arrival
11-03
−4 arrival

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

The route today

live boards
SEASeattleHigh riskSEA delay board →
KOAKailua-KonaOn-time likelyKOA delay board →
SEA→KOAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
37%Chance of 15+ min delay
0.6%Chance of cancellation
+9 minTypical airport delay in this weather

Conditions at SEA and KOA 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 Seattle

Forecast

Sun 8 Nov, local date

High13°Clikely 12°C to 15°C
Low8°Clikely 6°C to 10°C
  • 80% chance of rain

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 Kailua-Kona

Forecast

Sun 8 Nov, local date

High30°Clikely 29°C to 30°C
Low24°Clikely 23°C to 25°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.

How DL340 actually runs

Pro Flight Search has tracked every published board update for DL340 across the SEA and KOA boards: schedule changes, gate pushes and actual clocks. Combined risk score: 45.8/100. Based on airport operations, weather, and cached board history at SEA and KOA.

The verdict above is that record speaking, so it reflects how DL340 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
11-06SEA 14:30KOA 18:38 19:01 (+23)
11-05SEA 14:30KOA 18:38 18:43 (+5)
11-04SEA 14:30KOA 18:38 18:30 (−8)
11-03SEA 14:30KOA 18:38 18:34 (−4)

Board clocks recorded as SEA and KOA published them.

Planning around DL340? 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: DL340 Seattle to Kailua-Kona on-time performance, measured from the SEA and KOA airport boards.

Canonical URL
https://proflightsearch.com/flight/DL340
How we measure this →