The cheapest times to fly from PDX to BOI are
- January 8th to March 4th (except the week of February 12th)
- April 23rd to July 22nd (except the week of April 30th)
- October 8th to November 18th
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from PDX to BOI is late May to early June. Prices can be as high as $306 for Friday flights during mid December, or as low as $156 for Wednesday flights around late May to early June.
When to Fly to Boise
Flying from Portland, OR (PDX) to Boise, ID (BOI) will usually cost between $157 to $225 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late May to early June with an average ticket price of $159. Due to high demand the most expensive time to fly is mid December, with an average price of $236. Planning your trip to low-cost times can easily save you $77 on economy flights and even more on first-class flights. Generally, any price below $190 can be considered a good price for a round-trip PDX to BOI flight.
See below for a graph of average weekly prices for the PDX to BOI route. All prices are for round-trip tickets in USD.
Compared to other flights, the PDX to BOI flight is much cheaper than the average and costs much less than the average flight leaving from Portland. The average price per mile (for a direct flight) is $0.34, which is in the normal range for a flight.
Flight Prices by Day of the Week
Wednesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Boise, and Sundays are the most expensive days to return to Portland. Selecting flights on the least expensive days could save you up to $22 (11%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $180. Return trip prices are from the BOI to PDX flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from PDX to BOI can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 36 minutes may be realistic.
Flight Questions Answered
Still have questions about flying from PDX to BOI? We’ve got answers.
Which airlines fly this route?
You can find 7 major airlines flying this route most often: Alaska, American, Delta, Emirates, Frontier, Southwest, United, and potentially more during busy seasons.
How far away is it from Boise Air Terminal Airport to Portland International Airport?
The distance between the two airports is roughly 343 miles or 552 kilometers.
How long does it take to fly from PDX to BOI?
The real-world flight time for a nonstop PDX to BOI flight is about 1 hour 36 minutes.
How many flights go between Portland, OR and Boise, ID?
It depends on the day of the week and the date, but a typical day might have around 68 available flights from PDX to BOI.
Airport Location Info
|Origination airport name||Portland International Airport|
|Country||the United States|
|Destination airport name||Boise Air Terminal Airport|
|Country||the United States|
Late and Early Flight Data
Flights from PDX to BOI tend to depart late almost never compared to the average flight. According to our recently updated data, 5% of flights departed 5 or more minutes late, and 40% of flights left 5 or more minutes early. On average you can expect to leave BOI heading for PDX about 3 minutes early. This does significantly impact arrival time, as the average landing time in Boise, ID is about 9 minutes early. The numbers below show a recent average of take-off times versus the scheduled departure flight:
- SkyWest: 3 minutes early
- Some airlines not reporting
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.