Portland (PDX) to Idaho Falls (IDA): On-Time Performance
Data through July 2026
Portland (PDX) to Idaho Falls (IDA) is a thinner route than most in this dataset — 119 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 77% arrived on time.
- On-time
- 77%
- arrived <15 min late
- Avg delay
- 37 min
- completed flights
- Cancelled
- 0.0%
- Flights/day
- 0.33
- last 12 months
- Duration
- 1h 39m
- scheduled
- Distance
- 539 mi
Best airline from PDX to IDA
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 79% | 8 min | 0.0% | 80 |
| Allegiant Air | 76% | 55 min | 0.0% | 124 |
Monthly on-time trend
Best time to fly from PDX to IDA
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 46 min |
| Tuesday | 55% | 16 min |
| Wednesdaybest | 100% | 2 min |
| Thursday | 75% | 9 min |
| Friday | 78% | 50 min |
| Saturday | 58% | 9 min |
| Sunday | 75% | 13 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft17%
- Airline operations61%
- National airspace system5%
- Weather16%
Frequently asked questions
- How often are flights from PDX to IDA delayed?
- 23% of PDX–IDA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 37 minutes.
- Which airline is most reliable from PDX to IDA?
- SkyWest Airlines has the best on-time record on this route at 79%, based on 80 flights. 2 airlines flew PDX–IDA frequently enough to compare in this period.
- How long is the flight from PDX to IDA?
- The scheduled PDX–IDA flight time averages 1h 39m over 539 miles. Actual arrival times vary — flights on this route land 15+ minutes late 23% of the time.
- How often are PDX to IDA flights cancelled?
- 0% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
Explore related pages
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Other ways to fly to Idaho Falls (IDA)
Related guides
Based on 204 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.