DL434Delta Air Lines · ATL → LGA
live · 49m ago
Route confirmed Delta Air Lines

DL434 AtlantaATL · 18:30 New YorkLGA · 20:41

DL434 by Delta Air Lines flies from Atlanta (ATL) to New York (LGA) for the Sun, Nov 1 departure.

Right nowExpected · today · as of 17:36
18:30

departs ATL · on schedule

⚖ DL434 typically leaves +10 and lands −10. The air wins minutes back.
Typical gate push+10 minmedian posted departure
Typical arrival−10 minmedian over 12 operations
Wins back in air~20 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 12tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-30
+8 gate · −12 arrival
10-29
−8 arrival
10-28
+13 gate · −13 arrival
10-27
+10 gate · −13 arrival
10-26
+9 gate · −12 arrival
10-25
+10 gate · +10 arrival
10-23
+8 gate · −13 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 −10 min · 0 cancelled · 12 operations tracked

The route today

live boards
ATLAtlantaOn-time likelyATL delay board →
LGANew YorkOn-time likelyLGA delay board →
ATL→LGAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
33%Chance of 15+ min delay
2.3%Chance of cancellation
+5 minTypical airport delay in this weather

Driven mainly by LGA (New York), currently flying VFR (visual). 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 on this route

Forecast

Atlanta to New York with Delta Air Lines · Mon 2 Nov, local date

Outlook: below usual
Chance a departure is cancelled
0.4%0.4× usual
Chance a departure leaves 60+ min late
8.1%0.7× usual

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · About 13 departures a day on this route with this airline. · 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 Atlanta to New York flights today

same route · Delta Air Lines
DL404departs 06:00
DL323departs 07:30
DL814departs 07:30
DL513departs 08:30
DL557departs 09:30
DL371departs 10:30

If DL434 is cancelled, these are the other Delta Air Lines nonstop flights from Atlanta to New York on the same day, with scheduled departure times in ATL 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 DL434 actually runs

Pro Flight Search has tracked every published board update for DL434 across the ATL and LGA boards: schedule changes, gate pushes and actual clocks. Usually lands ~10 min early. Based on 12 confirmed landings · 11/12 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how DL434 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
10-30ATL 18:30 18:38 (+8)LGA 20:41 20:29 (−12)
10-29ATL LGA 20:41 20:33 (−8)
10-28ATL 18:30 18:43 (+13)LGA 20:41 20:28 (−13)
10-27ATL 18:30 18:40 (+10)LGA 20:41 20:28 (−13)
10-26ATL 18:30 18:39 (+9)LGA 20:41 20:29 (−12)
10-25ATL 18:30 18:40 (+10)LGA 20:41 20:51 (+10)
10-23ATL 18:30 18:38 (+8)LGA 20:41 20:28 (−13)
10-22ATL 18:30 18:48 (+18)LGA 20:41 20:45 (+4)
10-21ATL 18:30 18:42 (+12)LGA 20:41 20:42 (+1)
10-20ATL 18:30 18:39 (+9)LGA 20:41 21:00 (+19)
10-19ATL 18:30 18:41 (+11)LGA 20:41 20:24 (−17)
10-18ATL 18:30 18:44 (+14)LGA 20:41 20:44 (+3)

Aircraft

Recent tails: N391DN, N381DZ, N102DN, N111DC.

Board clocks recorded as ATL and LGA published them.

Planning around DL434? 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: DL434 Atlanta to New York on-time performance, measured from the ATL and LGA airport boards.

Canonical URL
https://proflightsearch.com/flight/DL434
How we measure this →