Direct flights from Portland to Idaho Falls PDX → IDA
Alaska Airlines and Allegiant Air fly nonstop from Portland (PDX) to Idaho Falls (IDA). The flight takes about 1h 37m and covers 537 miles (865 km). Arrivals run on time 81.8% at PDX and 82.4% at IDA — BTS data for the last three months, counting arrivals within 15 minutes of schedule.
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Alaska Airlines
AS
Allegiant Air
G4
Frequently asked questions
Is there a direct flight from Portland to Idaho Falls?
Yes, Alaska Airlines and Allegiant Air operate nonstop flights from Portland (PDX) to Idaho Falls (IDA).
Which airlines fly direct from Portland to Idaho Falls?
Alaska Airlines, Allegiant Air operate nonstop flights from Portland to Idaho Falls.
How long is the flight from Portland to Idaho Falls?
The nonstop flight from Portland to Idaho Falls takes ~1h 37m (approximately 865 km).
What is the on-time performance for flights from Portland to Idaho Falls?
Arrivals run on time 81.8% at PDX and 82.4% at IDA — BTS data for the last three months, counting arrivals within 15 minutes of schedule.
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