LAS to IDA flight delays & on-time performance
Nonstop flights from Harry Reid International Airport to Idaho Falls Regional Airport · 539 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LAS or IDA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Las Vegas (LAS) to Idaho Falls (IDA) arrived on time 77% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0% were cancelled, and 8% arrived an hour or more late.
- Allegiant Air is the only airline reporting nonstop flights on this route.
- Departures scheduled around 12pm did best (88% on time); around 1pm did worst (60%).
- Monday was the most reliable day to fly (81% on time) and Friday the least (74%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (51%).
Which airline is most on time from LAS to IDA?
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 |
|---|---|---|---|---|---|
| Allegiant Air | 77% | 0.0% | 16 min | 8.0% | 113 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 10am75%12 flights
- 11am100%13 flights
- 12pm88%34 flights
- 1pm60%40 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday81%0.0% cancelled
- Wednesday100%0.0% cancelled
- Thursday50%0.0% cancelled
- Friday74%0.0% cancelled
- Saturday100%0.0% cancelled
- Sunday67%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)51%
- Extreme weather27%
- Air traffic control & airport congestion15%
- Late-arriving aircraft7%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
LAS to IDA: common questions
- How often are LAS to IDA flights on time?
- 77% 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 Las Vegas to Idaho Falls cancelled?
- 0.0% of scheduled flights were cancelled (0 of 113).
- 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 66 min behind schedule on average, and 8.0% of flights were an hour or more late.
- How long is taxi time at LAS?
- Flights on this route spent 23 min taxiing from the gate to takeoff on average.
Related routes
Return trip: IDA to LAS — 66% on time
More flights from Las Vegas
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LAS → IDA, nonstop flights by US airlines that report to the DOT. How we calculate this.