SAN to EWR flight delays & on-time performance
Nonstop flights from San Diego International Airport to Newark Liberty International Airport · 2,425 miles · Aug 2025 – Jul 2026
- SAN: Airport closed. Closed, expected to reopen Oct 11 at 13:00 UTC.
On-time arrivals
82%
arrived < 15 min late
Cancelled
2.2%
34 flights
Avg arrival delay
16 min
85 min when late
Airlines
2
1,560 flights tracked
Key facts
- Flights from San Diego (SAN) to Newark (EWR) arrived on time 82% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 2.2% were cancelled, and 7% arrived an hour or more late.
- United Airlines was the most punctual airline here (82% on time); Alaska Airlines was the least (82%).
- Departures scheduled around 10pm did best (92% on time); around 1pm did worst (67%).
- Tuesday was the most reliable day to fly (88% on time) and Sunday the least (78%).
- The largest source of delay minutes was air traffic control & airport congestion (45%).
Which airline is most on time from SAN to EWR?
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 |
|---|---|---|---|---|---|
| United Airlines | 82% | 2.0% | 16 min | 7.2% | 1,232 |
| Alaska Airlines | 82% | 2.7% | 15 min | 7.0% | 328 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am84%137 flights
- 7am84%279 flights
- 8am83%276 flights
- 1pm67%193 flights
- 2pm75%165 flights
- 9pm82%162 flights
- 10pm92%345 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday81%4.9% cancelled
- Tuesday88%1.8% cancelled
- Wednesday83%1.8% cancelled
- Thursday78%0.0% cancelled
- Friday82%0.9% cancelled
- Saturday86%1.9% cancelled
- Sunday78%4.0% 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 congestion45%
- Airline (crew, maintenance, cleaning, fueling)20%
- Late-arriving aircraft20%
- Extreme weather14%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather74%
- Airline (crew, maintenance, cleaning, fueling)15%
- Air traffic control & airport congestion12%
- Security0%
SAN to EWR: common questions
- How often are SAN to EWR flights on time?
- 82% 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 Newark cancelled?
- 2.2% of scheduled flights were cancelled (34 of 1,560).
- How long are typical delays?
- Across all flights the average arrival delay was 16 min (early arrivals count as zero). Flights that were late arrived 85 min behind schedule on average, and 7.2% of flights were an hour or more late.
- How long is taxi time at SAN?
- Flights on this route spent 25 min taxiing from the gate to takeoff on average.
Related routes
Return trip: EWR to SAN — 80% 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 → EWR, nonstop flights by US airlines that report to the DOT. How we calculate this.