IDA to PDX flight delays & on-time performance
Nonstop flights from Idaho Falls Regional Airport to Portland International Airport · 539 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at IDA or PDX 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 Portland (PDX) arrived on time 62% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0% were cancelled, and 10% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (64% on time); Allegiant Air was the least (59%).
- Wednesday was the most reliable day to fly (77% on time) and Sunday the least (55%).
- The largest source of delay minutes was late-arriving aircraft (72%).
Which airline is most on time from IDA to PDX?
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 |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 64% | 0.0% | 15 min | 6.3% | 80 |
| Allegiant Air | 59% | 0.0% | 118 min | 17.9% | 39 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 3pm69%13 flights
- 4pm63%82 flights
- 6pm42%12 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday62%0.0% cancelled
- Tuesday64%0.0% cancelled
- Wednesday77%0.0% cancelled
- Thursday67%0.0% cancelled
- Friday58%0.0% cancelled
- Saturday58%0.0% cancelled
- Sunday55%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 aircraft72%
- Airline (crew, maintenance, cleaning, fueling)21%
- Air traffic control & airport congestion6%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
No cancellation causes recorded in this period.
IDA to PDX: common questions
- How often are IDA to PDX flights on time?
- 62% 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 Portland cancelled?
- 0.0% of scheduled flights were cancelled (0 of 119).
- How long are typical delays?
- Across all flights the average arrival delay was 49 min (early arrivals count as zero). Flights that were late arrived 125 min behind schedule on average, and 10.1% of flights were an hour or more late.
- How long is taxi time at IDA?
- Flights on this route spent 13 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PDX to IDA — 78% on time
More flights from Idaho Falls
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: IDA → PDX, nonstop flights by US airlines that report to the DOT. How we calculate this.