ANC to LAS flight delays & on-time performance
Nonstop flights from Ted Stevens Anchorage International Airport to Harry Reid International Airport · 2,304 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ANC or LAS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Anchorage (ANC) to Las Vegas (LAS) arrived on time 82% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.4% were cancelled, and 4% arrived an hour or more late.
- Alaska Airlines was the most punctual airline here (88% on time); Southwest Airlines was the least (68%).
- Tuesday was the most reliable day to fly (92% on time) and Saturday the least (76%).
- The largest source of delay minutes was late-arriving aircraft (58%).
Which airline is most on time from ANC 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 |
|---|---|---|---|---|---|
| Alaska Airlines | 88% | 0.5% | 6 min | 2.6% | 196 |
| Southwest Airlines | 68% | 0.0% | 17 min | 6.4% | 78 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
Not enough departures across different hours to compare.
Best day of the week
On-time arrival rate by day of departure.
- Monday87%0.0% cancelled
- Tuesday92%0.0% cancelled
- Wednesday88%0.0% cancelled
- Thursday79%2.6% cancelled
- Friday85%0.0% cancelled
- Saturday76%0.0% cancelled
- Sunday77%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.
- Late-arriving aircraft58%
- Airline (crew, maintenance, cleaning, fueling)32%
- Air traffic control & airport congestion10%
- Extreme weather1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)100%
- Extreme weather0%
- Air traffic control & airport congestion0%
- Security0%
ANC to LAS: common questions
- How often are ANC to LAS 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 Anchorage to Las Vegas cancelled?
- 0.4% of scheduled flights were cancelled (1 of 274).
- How long are typical delays?
- Across all flights the average arrival delay was 9 min (early arrivals count as zero). Flights that were late arrived 43 min behind schedule on average, and 3.7% of flights were an hour or more late.
- How long is taxi time at ANC?
- Flights on this route spent 15 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LAS to ANC — 64% on time
More flights from Anchorage
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ANC → LAS, nonstop flights by US airlines that report to the DOT. How we calculate this.