PHL to LAS flight delays & on-time performance
Nonstop flights from Philadelphia International Airport to Harry Reid International Airport · 2,177 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at PHL or LAS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Philadelphia (PHL) to Las Vegas (LAS) arrived on time 76% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 1.5% were cancelled, and 9% arrived an hour or more late.
- American Airlines was the most punctual airline here (77% on time); Frontier Airlines was the least (68%).
- Departures scheduled around 8am did best (86% on time); around 11am did worst (61%).
- Wednesday was the most reliable day to fly (81% on time) and Sunday the least (72%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (36%).
Which airline is most on time from PHL to LAS?
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 |
|---|---|---|---|---|---|
| Spirit Airlines | 84% | 1.4% | 11 min | 4.4% | 69 |
| American Airlines | 77% | 1.4% | 18 min | 8.2% | 1,291 |
| Frontier Airlines | 68% | 3.2% | 28 min | 16.0% | 124 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am67%39 flights
- 8am86%184 flights
- 9am85%208 flights
- 10am85%72 flights
- 11am61%72 flights
- 2pm75%69 flights
- 3pm73%172 flights
- 4pm78%109 flights
- 5pm77%71 flights
- 6pm71%118 flights
- 7pm70%203 flights
- 8pm73%42 flights
- 9pm75%44 flights
- 10pm65%70 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday79%1.7% cancelled
- Tuesday79%3.6% cancelled
- Wednesday81%0.0% cancelled
- Thursday74%0.0% cancelled
- Friday73%0.9% cancelled
- Saturday77%0.5% cancelled
- Sunday72%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.
- Airline (crew, maintenance, cleaning, fueling)36%
- Late-arriving aircraft31%
- Air traffic control & airport congestion22%
- Extreme weather10%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather74%
- Airline (crew, maintenance, cleaning, fueling)17%
- Air traffic control & airport congestion9%
- Security0%
PHL to LAS: common questions
- How often are PHL to LAS flights on time?
- 76% 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 Philadelphia to Las Vegas cancelled?
- 1.5% of scheduled flights were cancelled (23 of 1,484).
- How long are typical delays?
- Across all flights the average arrival delay was 18 min (early arrivals count as zero). Flights that were late arrived 72 min behind schedule on average, and 8.6% of flights were an hour or more late.
- How long is taxi time at PHL?
- Flights on this route spent 23 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LAS to PHL — 82% on time
More flights from Philadelphia
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: PHL → LAS, nonstop flights by US airlines that report to the DOT. How we calculate this.