Cheap Flights from Portland to Idaho Falls

Cheap Flights from Portland to Idaho Falls

Cheap Flights from Portland to Idaho Falls
Looking for cheap flights from Portland to Idaho Falls? PointsYeah scans award availability across major airline and bank transfer programs in one place, so travelers can compare the lowest points and cash routes faster. Instead of searching each airline separately, users can see pricing from programs like Chase, Amex, Capital One, Citi, and Bilt side by side.
Award prices from Portland to Idaho Falls vary by season, cabin, and date, but available award flights can start around 6,500 points one way, with premium cabins available at higher mileage levels. The live search above allows filtering by cabin, airline, stops, or maximum points to find the best award flights from Portland to Idaho Falls for specific travel dates.
2026-12-02
PDX - IDA
Economy | Non stop | 9+ left
From 6,500 Pts + $5.6
AS
2026-12-05
PDX - IDA
Economy | Non stop | 9+ left
From 6,500 Pts + $5.6
AS
2026-12-08
PDX - IDA
Economy | Non stop | 9+ left
From 6,500 Pts + $5.6
AS
2026-12-09
PDX - IDA
Economy | Non stop | 9+ left
From 6,500 Pts + $5.6
AS
2026-12-12
PDX - IDA
Economy | Non stop | 9+ left
From 6,500 Pts + $5.6
AS
2026-12-15
PDX - IDA
Economy | Non stop | 9+ left
From 6,500 Pts + $5.6
AS
Portland to Idaho Falls flight facts
Distance
537 mi
865 km in a straight line
Estimated flight time
about 1h 30m
In the air, for the straight-line distance
Time difference
+1h
Idaho Falls is 1 hour ahead of Portland.
Airports in Portland
PDX · Portland Intl
Airports in Idaho Falls
IDA · Idaho Falls Regional
Nearby airport alternatives
Flights Seattle - Idaho Falls · Seattle is 129 mi from Portland
Flights Portland - Bozeman · Bozeman is 163 mi from Idaho Falls
Premium cabin flights from Portland to Idaho Falls
Premium cabin
2026-11-05
PDX - IDA
First | Non stop | 9+ left
From 30,000 Pts + $5.6
AS
Premium cabin
2026-11-06
PDX - IDA
First | Non stop | 8 left
From 30,000 Pts + $5.6
AS
Premium cabin
2026-11-07
PDX - IDA
First | Non stop | 9+ left
From 30,000 Pts + $5.6
AS
Premium cabin
2026-11-08
PDX - IDA
First | Non stop | 7 left
From 30,000 Pts + $5.6
AS
Premium cabin
2026-11-09
PDX - IDA
First | Non stop | 7 left
From 30,000 Pts + $5.6
AS
Premium cabin
2026-11-10
PDX - IDA
First | Non stop | 7 left
From 30,000 Pts + $5.6
AS
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Frequently Asked Questions
The cheapest route from Portland to Idaho Falls depends on award space, transfer bonuses, and travel dates. PointsYeah compares bank and airline programs in one place so you can find the best points and cash combinations faster.
Cheapest Flights to Idaho FallsAward flights to the United States
Yes. Transferable points from Chase, Amex, Capital One, Citi, and Bilt can often be moved to airline partners for flights from Portland to Idaho Falls.
Yes. Searching metro codes when available helps compare nearby airport combinations for flights from Portland to Idaho Falls.
Portland and Idaho Falls are about 537 miles (865 km) apart in a straight line.
Flying the 537-mile straight-line distance takes about 1h 30m in the air, estimated from typical cruising speed. Actual travel time depends on the routing; itineraries with connections take longer.
Idaho Falls is 1 hour ahead of Portland.
Departures from Portland: Portland Intl (PDX). Arrivals in Idaho Falls: Idaho Falls Regional (IDA).
Travelers searching this route also look at other popular routes into Idaho Falls, plus the return trip when we track it. Fares and award space change daily.
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