SAN to RDU flight delays & on-time performance
Nonstop flights from San Diego International Airport to Raleigh-Durham International Airport · 2,193 miles · Aug 2025 – Jul 2026
- SAN: Airport closed. Closed, expected to reopen Oct 11 at 13:00 UTC.
Key facts
- Flights from San Diego (SAN) to Raleigh/Durham (RDU) arrived on time 85% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0% were cancelled, and 3% arrived an hour or more late.
- Alaska Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 10am did best (95% on time); around 9am did worst (79%).
- Wednesday was the most reliable day to fly (93% on time) and Sunday the least (79%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (60%).
Which airline is most on time from SAN to RDU?
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 |
|---|---|---|---|---|---|
| Alaska Airlines | 85% | 0.0% | 8 min | 3.0% | 101 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am89%28 flights
- 9am79%52 flights
- 10am95%21 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday93%0.0% cancelled
- Tuesday79%0.0% cancelled
- Wednesday93%0.0% cancelled
- Thursday87%0.0% cancelled
- Friday87%0.0% cancelled
- Saturday79%0.0% cancelled
- Sunday79%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)60%
- Late-arriving aircraft25%
- Air traffic control & airport congestion16%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
SAN to RDU: common questions
- How often are SAN to RDU flights on time?
- 85% 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 San Diego to Raleigh/Durham cancelled?
- 0.0% of scheduled flights were cancelled (0 of 101).
- How long are typical delays?
- Across all flights the average arrival delay was 8 min (early arrivals count as zero). Flights that were late arrived 46 min behind schedule on average, and 3.0% of flights were an hour or more late.
- How long is taxi time at SAN?
- Flights on this route spent 21 min taxiing from the gate to takeoff on average.
Related routes
Return trip: RDU to SAN — 81% on time
More flights from San Diego
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SAN → RDU, nonstop flights by US airlines that report to the DOT. How we calculate this.