RDU to LGA flight delays & on-time performance
Nonstop flights from Raleigh-Durham International Airport to LaGuardia Airport · 431 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at RDU or LGA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Raleigh/Durham (RDU) to New York (LGA) arrived on time 70% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 5.5% were cancelled, and 13% arrived an hour or more late.
- Delta Air Lines was the most punctual airline here (73% on time); Frontier Airlines was the least (59%).
- Departures scheduled around 8am did best (85% on time); around 7pm did worst (54%).
- Saturday was the most reliable day to fly (78% on time) and Thursday the least (67%).
- The largest source of delay minutes was air traffic control & airport congestion (42%).
Which airline is most on time from RDU to LGA?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| American Airlines | 84% | 4.9% | 9 min | 5.2% | 61 |
| Delta Air Lines | 73% | 4.1% | 27 min | 13.6% | 344 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 70% | 5.8% | 25 min | 12.9% | 2,020 |
| Frontier Airlines | 59% | 5.9% | 26 min | 12.5% | 170 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am80%250 flights
- 7am86%62 flights
- 8am85%181 flights
- 9am89%48 flights
- 10am83%171 flights
- 11am77%173 flights
- 12pm67%206 flights
- 1pm55%209 flights
- 2pm66%317 flights
- 3pm75%284 flights
- 4pm68%76 flights
- 5pm61%267 flights
- 7pm54%250 flights
- 8pm55%64 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday69%8.9% cancelled
- Tuesday71%3.4% cancelled
- Wednesday70%4.5% cancelled
- Thursday67%3.9% cancelled
- Friday70%3.2% cancelled
- Saturday78%4.3% cancelled
- Sunday69%10.3% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion42%
- Late-arriving aircraft39%
- Airline (crew, maintenance, cleaning, fueling)16%
- Extreme weather3%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather50%
- Air traffic control & airport congestion31%
- Airline (crew, maintenance, cleaning, fueling)19%
- Security0%
RDU to LGA: common questions
- How often are RDU to LGA flights on time?
- 70% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Raleigh/Durham to New York cancelled?
- 5.5% of scheduled flights were cancelled (144 of 2,595).
- How long are typical delays?
- Across all flights the average arrival delay was 24 min (early arrivals count as zero). Flights that were late arrived 78 min behind schedule on average, and 12.8% of flights were an hour or more late.
- How long is taxi time at RDU?
- Flights on this route spent 27 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LGA to RDU — 73% on time
More flights from Raleigh/Durham
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: RDU → LGA, nonstop flights by US airlines that report to the DOT. How we calculate this.