Cheap flights from Boise to Portland
from 188 US$
Compare hundreds of airlines Boise–Portland
The cheapest month is usually 2026-10 · 188 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Boise to Portland, a about 552 km route (around 1h 11m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Alaska Airlines, Delta, Southwest Airlines operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Boise to Portland?
It's usually 2026-10, from 188 USD. Use the price calendar to compare other dates.
How long is the flight from Boise to Portland?
A nonstop flight takes about 1h 11m and covers around 552 km. Connecting itineraries take longer.
Are there direct flights from Boise to Portland?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Boise to Portland?
Alaska Airlines, Delta, Southwest Airlines operate this route, among others. Compare them all in the results.
When should I book Boise–Portland flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
Compare your dates in seconds
Boise → Portland · Live fares from 100+ sites — free, with no hidden fees.