S$254 Cheap Flights from Portland to Boise

View S$254 flight on Sun, 10 Aug, 2025Opens in a new window

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

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Cheap Flights from Portland to Boise (PDX-BOI)

Prices were available within the past 7 days and start at S$254 for one-way flights and S$370 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 25 Jul - Fri, 1 Aug
PDX
Portland
BOI
Boise
S$370 Return, found 13 hours ago
S$370
Return
found 13 hours ago
Select Delta flight, departing Fri, 25 Jul from Portland to Boise, returning Fri, 1 Aug, priced at S$370 found 13 hours ago
Delta
Fri, 25 Jul - Fri, 1 Aug
PDX
Portland
BOI
Boise
S$402 Return, found 13 hours ago
S$402
Return
found 13 hours ago
Select Delta flight, departing Fri, 25 Jul from Portland to Boise, returning Fri, 1 Aug, priced at S$402 found 13 hours ago
United
Fri, 25 Jul - Fri, 1 Aug
PDX
Portland
BOI
Boise
S$410 Return, found 13 hours ago
S$410
Return
found 13 hours ago
Select United flight, departing Fri, 25 Jul from Portland to Boise, returning Fri, 1 Aug, priced at S$410 found 13 hours ago
Delta
Fri, 25 Jul - Fri, 1 Aug
PDX
Portland
BOI
Boise
S$437 Return, found 13 hours ago
S$437
Return
found 13 hours ago
Select Delta flight, departing Fri, 25 Jul from Portland to Boise, returning Fri, 1 Aug, priced at S$437 found 13 hours ago
United
Fri, 25 Jul - Fri, 1 Aug
PDX
Portland
BOI
Boise
S$449 Return, found 13 hours ago
S$449
Return
found 13 hours ago
Select United flight, departing Fri, 25 Jul from Portland to Boise, returning Fri, 1 Aug, priced at S$449 found 13 hours ago
United
Fri, 25 Jul - Fri, 1 Aug
PDX
Portland
BOI
Boise
S$453 Return, found 13 hours ago
S$453
Return
found 13 hours ago
Select United flight, departing Fri, 25 Jul from Portland to Boise, returning Fri, 1 Aug, priced at S$453 found 13 hours ago
Delta
Fri, 25 Jul - Fri, 1 Aug
PDX
Portland
BOI
Boise
S$465 Return, found 13 hours ago
S$465
Return
found 13 hours ago
Select Delta flight, departing Fri, 25 Jul from Portland to Boise, returning Fri, 1 Aug, priced at S$465 found 13 hours ago
Delta
Fri, 25 Jul - Fri, 1 Aug
PDX
Portland
BOI
Boise
S$494 Return, found 13 hours ago
S$494
Return
found 13 hours ago
Select Delta flight, departing Fri, 25 Jul from Portland to Boise, returning Fri, 1 Aug, priced at S$494 found 13 hours ago
Delta
Fri, 25 Jul - Fri, 1 Aug
PDX
Portland
BOI
Boise
S$497 Return, found 13 hours ago
S$497
Return
found 13 hours ago
Select Delta flight, departing Fri, 25 Jul from Portland to Boise, returning Fri, 1 Aug, priced at S$497 found 13 hours ago
American Airlines
Fri, 25 Jul - Fri, 1 Aug
PDX
Portland
BOI
Boise
S$771 Return, found 13 hours ago
S$771
Return
found 13 hours ago
Select American Airlines flight, departing Fri, 25 Jul from Portland to Boise, returning Fri, 1 Aug, priced at S$771 found 13 hours ago

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

September is typically the cheapest month to fly

From S$108 - S$277 per traveller.

Graph displaying average flight prices per month

Portland to Boise route information
Origin airport
Portland Intl.
Destination airport
Boise
Airlines serving
American Airlines, Delta, United
Return price
S$370
Distance
548 km
Average flight time
2 hours 15 mins

Perfect flights from Portland to Boise

Your Journey from Portland to Boise

Start your unforgettable journey with Expedia. Our broad selection of flights from Portland to Boise caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, United, American Airlines, Alaska Airlines. Our selection of flights from Portland Intl. to Boise caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Portland to Boise Flights

Experience the joy of finding cheap flights from Portland Intl. to Boise that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$254 and roundtrip prices from S$370*.
 

Pre-Flight Essentials

Ensure a smooth journey from Portland to Boise with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Boise

Picture yourself stepping off the plane in Boise and immersing yourself in the unique atmosphere of Boise. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Portland to Boise Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Portland to Boise.
 

Beyond the Flight – Exploring Boise

With Expedia, your adventure extends beyond the flight. Explore Boise at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Portland to Boise with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Portland to Boise with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from PDX Airport to Boise Airport (BOI)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from Portland Intl. Airport (PDX) to BOI was S$370. Fares this cheap don't stick around for long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from PDX to Boise Airport?
Every air carrier has its own set of terms and conditions. If you decide to cancel your getaway, visit our Customer Service Portal.
How do I find cheap flights from Portland Intl. Airport (PDX) to Boise Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Portland Intl. Airport (PDX) to BOI flights, you'll see a "no change fees" filter for you to select.
How far is the flight from PDX to Boise Airport?
That new movie you've been eager to see will have to wait --- the flight distance between Portland Airport (PDX) and Boise Airport (BOI) (BOI) is only 550 kilometres. The captain will be asking you to put your seat upright for touchdown before you know it.
Which airlines fly direct from PDX to Boise Airport (BOI)?
Flying directly from Portland Airport to Boise Airport is a breeze with Alaska Airlines (AS). This leading airline offers 82 flights every month.
Are Portland Airport to Boise Airport (BOI) flight tickets cheaper when they're purchased at the last minute?
Flight prices are constantly going up and down, so not always. While last-minute flight deals between Portland Airport and Boise Airport (BOI) are of course possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers publicize their prices up to 12 months before the departure date. Expedia is continuously updating the best airfare bargains around, so keep checking and be ready to lock in your seat when the price is low.

Explore a world of travel with Expedia

*Available to Expedia members.