S$114 Cheap Flights from Boise to Portland

View S$114 flight on Sat, 16 Aug, 2025Opens in a new window

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

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Cheap Flights from Boise to Portland (BOI-PDX)

Prices were available within the past 7 days and start at S$114 for one-way flights and S$433 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 7 Jul - Wed, 16 Jul
BOI
Boise
PDX
Portland
S$433 Return, found 3 days ago
S$433
Return
found 3 days ago
Select Delta flight, departing Mon, 7 Jul from Boise to Portland, returning Wed, 16 Jul, priced at S$433 found 3 days ago
Delta
Mon, 7 Jul - Wed, 16 Jul
BOI
Boise
PDX
Portland
S$454 Return, found 3 days ago
S$454
Return
found 3 days ago
Select Delta flight, departing Mon, 7 Jul from Boise to Portland, returning Wed, 16 Jul, priced at S$454 found 3 days ago
Delta
Mon, 7 Jul - Wed, 16 Jul
BOI
Boise
PDX
Portland
S$480 Return, found 3 days ago
S$480
Return
found 3 days ago
Select Delta flight, departing Mon, 7 Jul from Boise to Portland, returning Wed, 16 Jul, priced at S$480 found 3 days ago
United
Mon, 7 Jul - Wed, 16 Jul
BOI
Boise
PDX
Portland
S$504 Return, found 3 days ago
S$504
Return
found 3 days ago
Select United flight, departing Mon, 7 Jul from Boise to Portland, returning Wed, 16 Jul, priced at S$504 found 3 days ago
United
Mon, 7 Jul - Wed, 16 Jul
BOI
Boise
PDX
Portland
S$513 Return, found 3 days ago
S$513
Return
found 3 days ago
Select United flight, departing Mon, 7 Jul from Boise to Portland, returning Wed, 16 Jul, priced at S$513 found 3 days ago
Delta
Mon, 7 Jul - Wed, 16 Jul
BOI
Boise
PDX
Portland
S$531 Return, found 3 days ago
S$531
Return
found 3 days ago
Select Delta flight, departing Mon, 7 Jul from Boise to Portland, returning Wed, 16 Jul, priced at S$531 found 3 days ago
Delta
Mon, 7 Jul - Wed, 16 Jul
BOI
Boise
PDX
Portland
S$533 Return, found 3 days ago
S$533
Return
found 3 days ago
Select Delta flight, departing Mon, 7 Jul from Boise to Portland, returning Wed, 16 Jul, priced at S$533 found 3 days ago
Delta
Mon, 7 Jul - Wed, 16 Jul
BOI
Boise
PDX
Portland
S$546 Return, found 3 days ago
S$546
Return
found 3 days ago
Select Delta flight, departing Mon, 7 Jul from Boise to Portland, returning Wed, 16 Jul, priced at S$546 found 3 days ago
Delta
Wed, 2 Jul - Mon, 7 Jul
BOI
Boise
PDX
Portland
S$550 Return, found 3 days ago
S$550
Return
found 3 days ago
Select Delta flight, departing Wed, 2 Jul from Boise to Portland, returning Mon, 7 Jul, priced at S$550 found 3 days ago
American Airlines
Mon, 7 Jul - Wed, 16 Jul
BOI
Boise
PDX
Portland
S$1,082 Return, found 3 days ago
S$1,082
Return
found 3 days ago
Select American Airlines flight, departing Mon, 7 Jul from Boise to Portland, returning Wed, 16 Jul, priced at S$1,082 found 3 days ago

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

September is typically the cheapest month to fly

From S$105 - S$279 per traveller.

Graph displaying average flight prices per month

0
Boise to Portland route information
Origin airport
Boise
Destination airport
Portland Intl.
Return price
S$432
Distance
548 km

Frequently asked questions

How much is a flight from Boise Airport (BOI) to Portland Airport?
Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Boise Airport to PDX Airport start from S$433. Book now to get the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Boise Airport (BOI) to PDX?
This varies between airlines, as each one has its own terms and conditions. Visit the Customer Service Portal, where there are easy instructions on how to cancel your flight online.
How do I find cheap flights from Boise Airport to Portland 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 Boise Airport (BOI) to Portland Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from BOI to PDX?
Lasting around 4 hours and 45 minutes, the flight between Boise Airport (BOI) and PDX Airport is a great opportunity to do some last-minute trip planning. Why not use this time to hone your itinerary for Portland?
How far is the flight from Boise Airport to PDX Airport?
It's just 550 kilometres between Boise and Portland. Chances are you'll spend more time travelling to and from the airport than actually flying!
Which airlines fly direct from Boise Airport to PDX Airport?
Flying straight from Boise Airport to PDX Airport is easy with Alaska Airlines (AS). This top carrier operates 82 flights each month.
Are Boise Airport (BOI) to Portland Intl. Airport (PDX) flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Boise Airport to Portland Intl. Airport (PDX) can be hit-or-miss. You may be able to score a great bargain, but then again, you could miss out entirely! If you'd rather start planning early, Expedia compares flight deals up to 12 months in advance. Just remember that not all airlines advertise their prices so far in advance. Our top tip? Check back often as prices are updated frequently.

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