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$76+ Cheap flights from Portland to Boise (PDX - BOI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BOI
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Boise Air Term. Gowen Fld are usually found in September or April, booked 56 days in advance, depart on a Wednesday or Friday and return on a Thursday

Cheap flight deals from Portland to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$167
(Orbitz)

One-way from

$76
(Southwest)

Popular in

December

Cheapest in

September

Average price

$297

Good round-trip deal

$237 or less

Good one-way deal

$214 or less
Provider with most accurate pricing for Portland-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Portland-Boise Air Term. Gowen Fld flights.
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From Portland to Boise Air Term. Gowen Fld
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One-way flight from Portland to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 5% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Portland to Boise Air Term. Gowen Fld.
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Price to beat on a one-way flight from Portland to Boise Air Term. Gowen Fld.
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Find flight deals from Portland to Boise

Cheapest flights from Portland to Boise
Explore the most affordable flight options available from Portland to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This Orbitz deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/79:36 pmPDX - BOI
Nonstop1h 23mAlaska Airlines
Mon 11/106:28 amBOI - PDX
1 stop5h 04mAlaska Airlines
Deal found 10/17$167
This Alaska Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/179:36 pmPDX - BOI
Nonstop1h 23mAlaska Airlines
Thu 11/279:00 amBOI - PDX
Nonstop1h 26mAlaska Airlines
Deal found 10/18$178
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:23 pmPDX - BOI
1 stop3h 31mDelta
Tue 11/257:30 amBOI - PDX
1 stop4h 25mDelta
Deal found 10/19$181
This Kiwi.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/25:35 pmPDX - BOI
Nonstop1h 11mHawaiian Airlines
Tue 12/93:39 pmBOI - PDX
1 stop4h 23mHawaiian Airlines
Deal found 10/18$185
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:30 pmPDX - BOI
1 stop3h 34mDelta
Sat 12/276:08 pmBOI - PDX
1 stop6h 47mDelta
Deal found 10/19$187
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/165:26 pmPDX - BOI
1 stop5h 41mDelta
Fri 11/287:30 amBOI - PDX
1 stop4h 25mDelta
Deal found 10/19$188
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/165:30 amPDX - BOI
1 stop4h 32mDelta
Wed 11/265:20 amBOI - PDX
1 stop6h 35mDelta
Deal found 10/19$191
This Kissandfly.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/157:12 amPDX - BOI
Nonstop1h 12mAlaska Airlines
Sun 11/1610:35 pmBOI - PDX
1 stop12h 04mAlaska Airlines
Deal found 10/19$195
This Cheapflightsfares deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/179:36 pmPDX - BOI
Nonstop1h 23mAlaska Airlines
Fri 11/288:26 pmBOI - PDX
Nonstop1h 23mAlaska Airlines
Deal found 10/18$196
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:30 amPDX - BOI
1 stop3h 50mDelta
Sat 12/276:08 pmBOI - PDX
1 stop6h 47mDelta
Deal found 10/19$197
This Alaska Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/185:30 pmPDX - BOI
Nonstop1h 18mAlaska Airlines
Tue 11/259:42 pmBOI - PDX
1 stop9h 36mAlaska Airlines
Deal found 10/19$200
This Delta deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/212:23 pmPDX - BOI
1 stop5h 01mDelta
Sun 11/2311:42 amBOI - PDX
1 stop4h 51mDelta
Deal found 10/19$205

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Boise that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
Use the filters below to find and compare flights from Portland to Boise that are best for you.

Fly from

Portland

Fly to

Boise

Route

Depart

Return

Price

PortlandBoise

PDX - BOI

PDXBOI

Portland

Mon 11/17

9:36 pm-11:59 pm

Nonstop1h 23m

Boise Air Term. Gowen Fld

Thu 11/27

7:06 am-10:21 am

1 stop4h 15m

$167

PortlandBoise

PDX - BOI

PDXBOI

Portland

Fri 11/7

9:36 pm-11:59 pm

Nonstop1h 23m

Boise Air Term. Gowen Fld

Mon 11/10

6:28 am-10:32 am

1 stop5h 04m

$167

PortlandBoise

PDX - BOI

PDXBOI

Portland

Tue 12/2

5:30 am-1:14 pm

1 stop6h 44m

Boise Air Term. Gowen Fld

Tue 12/9

5:20 am-10:55 am

1 stop6h 35m

$178

PortlandBoise

PDX - BOI

PDXBOI

Portland

Tue 12/30

7:30 pm-12:04 am

1 stop3h 34m

Boise Air Term. Gowen Fld

Fri 1/2

6:08 pm-11:55 pm

1 stop6h 47m

$178

PortlandBoise

PDX - BOI

PDXBOI

Portland

Mon 11/17

9:36 pm-11:59 pm

Nonstop1h 23m

Boise Air Term. Gowen Fld

Mon 11/24

4:28 pm-4:53 pm

Nonstop1h 25m

$178

PortlandBoise

PDX - BOI

PDXBOI

Portland

Tue 12/23

5:15 pm-12:04 am

1 stop5h 49m

Boise Air Term. Gowen Fld

Fri 12/26

3:30 pm-6:50 pm

1 stop4h 20m

$187

PortlandBoise

PDX - BOI

PDXBOI

Portland

Wed 12/24

5:30 am-10:20 am

1 stop3h 50m

Boise Air Term. Gowen Fld

Sat 12/27

6:08 pm-11:55 pm

1 stop6h 47m

$187

PortlandBoise

PDX - BOI

PDXBOI

Portland

Sun 11/16

5:26 pm-12:07 am

1 stop5h 41m

Boise Air Term. Gowen Fld

Fri 11/28

7:30 am-10:55 am

1 stop4h 25m

$188

PortlandBoise

PDX - BOI

PDXBOI

Portland

Tue 11/18

2:49 pm-5:11 pm

Nonstop1h 22m

Boise Air Term. Gowen Fld

Tue 11/25

6:00 pm-6:18 am

1 stop13h 18m

$200

PortlandBoise

PDX - BOI

PDXBOI

Portland

Fri 11/21

2:23 pm-8:24 pm

1 stop5h 01m

Boise Air Term. Gowen Fld

Sun 11/23

11:42 am-3:33 pm

1 stop4h 51m

$205

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/19

Showing 1-10 of 19 results
1
2

Compare providers for flights from Portland to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Boise in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Boise flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Boise flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Boise

How far ahead should I book a flight from Portland to Boise?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Boise. Price data was last updated on October 17, 2025.

The price you pay for your flight from Portland to Boise may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Portland to Boise?

Currently, September is the cheapest month in which you can book a flight from Portland to Boise (average of $121). Flying from Portland to Boise in July is currently the most expensive (average of $198). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PDX to BOI?

Find hourly flight availability from Portland to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2025.

When flying from Portland to Boise, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 9% versus a flight in the afternoon.

What is the cheapest day to fly from Portland to Boise?

Use this chart to determine the cheapest time to fly round-trip from Portland to Boise. Price data was last updated on October 12, 2025.

Travelers seeking maximum savings on their Portland to Boise flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boise. Reviews last updated October 20, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Portland to Boise have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,134 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,134 reviews
Alaska Airlines
8.0
Very good
11,134 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,978 reviews
Alaska Airlines
8.0
Very good
11,134 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Hawaiian Airlines
7.8
Good
2,785 reviews
Alaska Airlines
8.0
Very good
11,134 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Spirit Airlines
6.3
Okay
8,100 reviews
Alaska Airlines
8.0
Very good
11,134 reviews

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Portland to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Portland to Boise?

    If you book a flight from Portland to Boise, you will be flying from Portland to Air Term. Gowen Fld. Flights to Boise Air Term. Gowen Fld (BOI) from Portland (PDX) take 1h 10m for a nonstop flight. There are 9 flights from Portland to Boise per day from 4 airlines.

  • How popular is this Portland to Boise flight route?

    Flights from Portland to Boise Air Term. Gowen Fld have been viewed 9 times in the past calendar month.

  • How long is the flight from Portland to Boise?

    Alaska Airlines and Delta can get you from Portland to Boise in just under 1h 23m. Your travel time can differ by up to 5h 21m. Airlines will cover a distance of 343 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Portland to Boise round-trip?

    According to our current data, Spirit Airlines ($114), Alaska Airlines ($144), and Hawaiian Airlines ($150) offers the cheapest pricing from Portland to Boise. You may be able to fly from Portland to Boise for 58% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Portland to Boise?

    No one likes to see their flight delayed. When booking a flight from Portland to Boise consider choosing British Airways (95%), Horizon Air (93%) or Hawaiian Airlines (93%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Portland to Boise?

    Looking for the cheapest flight from Portland to Boise? While on average our users pay $270, our data indicates the cheapest price to be $149. The most popular route (Portland - Boise Air Term. Gowen Fld), is priced around $127.

  • Can I find deals for flights from Portland to Boise that include hotel bookings?

    Yes. In addition to deals on Portland to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Boise?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Boise.

  • Can I find deals for business class flights from Portland to Boise?

    Yes. Cheapflights offers flight deals from Portland to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Boise?

    Currently, September is the cheapest month in which you can book a flight from Portland to Boise (average of $121). Flying from Portland to Boise in July is currently the most expensive (average of $198). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Top 4 airlines flying from Portland to Boise

Discover the top 4 airlines that operate flights from Portland to Boise. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$114Average$144FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$144Average$278FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$150Average$299FlexibilityNo cancel feeOn-time85%
DeltaCheapest$166Average$217FlexibilityNo cancel feeOn-timeN/A

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