IDA to AZA flight delays & on-time performance
Nonstop flights from Idaho Falls Regional Airport to Mesa Gateway Airport · 705 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at IDA or AZA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Idaho Falls (IDA) to Phoenix (AZA) arrived on time 78% of the time in Aug 2025 – Jul 2026, in line with the national average.
- 0.5% were cancelled, and 10% arrived an hour or more late.
- Allegiant Air is the only airline reporting nonstop flights on this route.
- Departures scheduled around 9am did best (93% on time); around 1pm did worst (62%).
- Sunday was the most reliable day to fly (86% on time) and Saturday the least (53%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (52%).
Which airline is most on time from IDA to AZA?
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 | 78% | 0.5% | 23 min | 9.6% | 219 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 9am93%59 flights
- 1pm62%21 flights
- 3pm64%11 flights
- 4pm60%10 flights
- 5pm77%26 flights
- 6pm80%15 flights
- 7pm75%16 flights
- 8pm100%10 flights
- 9pm64%14 flights
- 10pm67%16 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday79%0.0% cancelled
- Tuesday64%0.0% cancelled
- Wednesday80%0.0% cancelled
- Thursday81%0.0% cancelled
- Friday75%0.0% cancelled
- Saturday53%0.0% cancelled
- Sunday86%1.9% 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)52%
- Late-arriving aircraft36%
- Air traffic control & airport congestion8%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)100%
- Extreme weather0%
- Air traffic control & airport congestion0%
- Security0%
IDA to AZA: common questions
- How often are IDA to AZA flights on time?
- 78% 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 Idaho Falls to Phoenix cancelled?
- 0.5% of scheduled flights were cancelled (1 of 219).
- How long are typical delays?
- Across all flights the average arrival delay was 23 min (early arrivals count as zero). Flights that were late arrived 97 min behind schedule on average, and 9.6% of flights were an hour or more late.
- How long is taxi time at IDA?
- Flights on this route spent 12 min taxiing from the gate to takeoff on average.
Related routes
Return trip: AZA to IDA — 84% on time
More flights from Idaho Falls
More flights to Phoenix
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: IDA → AZA, nonstop flights by US airlines that report to the DOT. How we calculate this.