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Cheap Flights from Boise (BOI) to Portland (PDX)

View AU$171 flight on Thu, 29 Oct 2026Opens in a new window

Popular airlines from Boise Airport (BOI) to Portland International Airport (PDX)

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Cheap Flights from Boise (BOI) to Portland (PDX)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 16 July - Wed, 22 July
BOI
Boise
PDX
Portland
AU$810 Return, found 1 day ago
AU$810
Return
found 1 day ago
Select Delta flight, departing Thu, 16 July from Boise to Portland, returning Wed, 22 July, priced at AU$810 found 1 day ago
United
Thu, 16 July - Wed, 22 July
BOI
Boise
PDX
Portland
AU$840 Return, found 1 day ago
AU$840
Return
found 1 day ago
Select United flight, departing Thu, 16 July from Boise to Portland, returning Wed, 22 July, priced at AU$840 found 1 day ago
United
Thu, 16 July - Wed, 22 July
BOI
Boise
PDX
Portland
AU$848 Return, found 1 day ago
AU$848
Return
found 1 day ago
Select United flight, departing Thu, 16 July from Boise to Portland, returning Wed, 22 July, priced at AU$848 found 1 day ago
Alaska Airlines
Thu, 16 July - Wed, 22 July
BOI
Boise
PDX
Portland
AU$903 Return, found 1 day ago
AU$903
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 16 July from Boise to Portland, returning Wed, 22 July, priced at AU$903 found 1 day ago
Alaska Airlines
Thu, 16 July - Wed, 22 July
BOI
Boise
PDX
Portland
AU$917 Return, found 1 day ago
AU$917
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 16 July from Boise to Portland, returning Wed, 22 July, priced at AU$917 found 1 day ago
Delta
Thu, 16 July - Wed, 22 July
BOI
Boise
PDX
Portland
AU$921 Return, found 1 day ago
AU$921
Return
found 1 day ago
Select Delta flight, departing Thu, 16 July from Boise to Portland, returning Wed, 22 July, priced at AU$921 found 1 day ago
Delta
Thu, 16 July - Wed, 22 July
BOI
Boise
PDX
Portland
AU$935 Return, found 1 day ago
AU$935
Return
found 1 day ago
Select Delta flight, departing Thu, 16 July from Boise to Portland, returning Wed, 22 July, priced at AU$935 found 1 day ago
United
Thu, 16 July - Wed, 22 July
BOI
Boise
PDX
Portland
AU$942 Return, found 1 day ago
AU$942
Return
found 1 day ago
Select United flight, departing Thu, 16 July from Boise to Portland, returning Wed, 22 July, priced at AU$942 found 1 day ago
United
Thu, 16 July - Wed, 22 July
BOI
Boise
PDX
Portland
AU$963 Return, found 1 day ago
AU$963
Return
found 1 day ago
Select United flight, departing Thu, 16 July from Boise to Portland, returning Wed, 22 July, priced at AU$963 found 1 day ago
American Airlines
Thu, 16 July - Wed, 22 July
BOI
Boise
PDX
Portland
AU$1,541 Return, found 1 day ago
AU$1,541
Return
found 1 day ago
Select American Airlines flight, departing Thu, 16 July from Boise to Portland, returning Wed, 22 July, priced at AU$1,541 found 1 day ago

Find the cheapest month to fly from Boise (BOI) to Portland (PDX)

May is typically the cheapest month to fly

From AU$168 - AU$361 per traveller.

Frequently asked questions

How much does a flight from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) cost?
You can find one-way and return flights from BOI to PDX with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when BOI to PDX ticket fares go up or down.
What is the cheapest month to fly from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.)?
The cheapest months to fly from BOI to PDX are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.)?
Enter BOI to PDX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Boise, ID (BOI) to Portland, OR (PDX)?
To find a cheap flight from Boise, ID (BOI) to Portland, OR (PDX), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.)?
The best airline to fly with from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, Alaska Airlines typically offers the lowest fares. Alaska Airlines offers the most daily flights from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.)?
There are approximately 45 connecting flights per day from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.). Some common connection points include Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN), and Sky Harbor Intl. (PHX).
What is the earliest flight from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.)?
The earliest flight from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) typically departs around 5:00 AM local time, operated by Alaska Airlines. This is a seasonal service active in March. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.)?
You'll typically find the most flights from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) on Thursdays, with around 56 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Alaska Airlines, Southwest Airlines, and Delta. Flight schedules are quite consistent throughout the week, so you'll have plenty of options regardless of the day you choose to fly.
What are the most popular departure times for flights from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.)?
The most popular departure times for flights from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) are in the afternoon, from 12pm to 3pm. Many major carriers, including Alaska Airlines, Delta and Southwest Airlines, offer flights during this window. Many travellers prefer this time as it allows for a relaxed morning before heading to the airport, and you'll arrive in Portland with plenty of time to settle in.
How long does it take to fly from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.)?
A nonstop flight from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) typically takes around 1 hour 30 minutes. This route covers a distance of approximately 552 kilometres. If you opt for a flight with one stop, your travel time will be longer, usually around 6 hours 48 minutes. Flights with two or more stops can take even longer, averaging about 9 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your journey.
Can you fly business or first class from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.)?
You can fly business class or first class between BOI and PDX. You can fly business class with Delta.First class cabins are available on Alaska Airlines, United, Delta, and American Airlines.
How do I earn miles on a Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) flight with Expedia?
It's easy to earn miles on a Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Portland, OR (PDX) from Boise, ID (BOI)?
If you're planning to travel to Portland from BOI, you can fly directly into Portland International Airport (PDX). Some flights may connect through major hubs like San Diego International Airport (SAN), Harry Reid International Airport (LAS), or Hollywood Burbank Airport (BUR) before reaching Portland. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) at the last minute?
Typically, booking a last minute flight from Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) flight and hotel package?
Securing a Boise, ID (BOI) to Portland, OR (PDX-Portland Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boise, ID (BOI) to Portland, OR (PDX)?
If you booked your Boise, ID (BOI) to Portland, OR (PDX) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Boise
Destination airport
Portland Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Return price
AU$809
Distance
548 km

Book with confidence

Your quick guide to flights from Boise to Portland

Pick up great flights from Boise to Portland

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Boise to Portland. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Boise to Portland that take around hours.

Find cheap flights from Boise to Portland

From the great flight deals with prices currently ranging from AU$810 to AU$1,541, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Boise to Portland around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Portland is normally in July.

Reasons to book your flight from Boise to Portland with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Boise to Portland across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Portland right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Boise to Portland

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