DL4631 TUL → LGA

Delta Air Lines · Tulsa, OK to New York, NY · 47 flights observed, 2026-05-07 to 2026-06-30 · 1,231 mi

This flight's reliability varies a lot by day of week — 100% on-time on Thursdays vs. 38% on Tuesdays.

DL4631 covers more than one route in the data window — the stats below are for TUL → LGA, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
69%
Median delay
-8 min
90th percentile
+81 min
Cancellation rate
4%

How often is DL4631 on time?

Across 47 flights on TUL → LGA from 2026-05-07 to 2026-06-30, DL4631 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +81 min or later. 4% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time3169%
16-30 min12%
31-60 min511%
61-120 min511%
2+ hrs37%

Performance by month

MonthFlightsOn-timeAvg delay
2026-052075%+7 min
2026-062564%+26 min

Performance by day of week

DayFlightsOn-time
Mon786%
Tue838%
Wed757%
Thu7100%
Fri863%
SatNo data—
Sun875%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…