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$82+ Cheap flights from Boise to Portland (BOI - PDX)

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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PDX
Apr 26 — May 31
Sun 4/26
Sun 5/3
1 adult, Economy
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Find cheap flights from Boise to Portland with Cheapflights

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Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Portland are usually found in August or October, booked 55 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Boise to Portland

Cheapest flights from Boise to Portland
Explore the most affordable flight options available from Boise to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 27, 2026.

This SmartFares deal was found by Cheapflights users on 3/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:50 am
BOI
-
PDX
Nonstop1h 24m
Alaska Airlines
Mon 4/272:50 pm
PDX
-
BOI
Nonstop1h 24m
Alaska Airlines
Deal found 3/26$155
This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/235:50 am
BOI
-
PDX
Nonstop1h 24m
Alaska Airlines
Thu 4/309:40 pm
PDX
-
BOI
Nonstop1h 19m
Alaska Airlines
Deal found 3/26$177
This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:50 am
BOI
-
PDX
Nonstop1h 29m
Alaska Airlines
Sat 4/182:48 pm
PDX
-
BOI
Nonstop1h 22m
Alaska Airlines
Deal found 3/26$187
This Southwest deal was found by Cheapflights users on 3/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/78:50 am
BOI
-
PDX
1 stop9h 35m
Southwest
Sun 5/105:10 am
PDX
-
BOI
1 stop5h 35m
Southwest
Deal found 3/22$192
This Billigflug deal was found by Cheapflights users on 3/24. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/85:50 am
BOI
-
PDX
Nonstop1h 24m
Alaska Airlines
Fri 5/159:35 pm
PDX
-
BOI
Nonstop1h 23m
Alaska Airlines
Deal found 3/24$195
This United Airlines deal was found by Cheapflights users on 3/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:30 pm
BOI
-
PDX
1 stop6h 37m
United Airlines
Sat 4/181:39 pm
PDX
-
BOI
1 stop5h 14m
United Airlines
Deal found 3/26$197
This Southwest deal was found by Cheapflights users on 3/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:20 pm
BOI
-
PDX
1 stop10h 10m
Southwest
Mon 5/46:00 am
PDX
-
BOI
1 stop6h 25m
Southwest
Deal found 3/24$202
This CheapOair deal was found by Cheapflights users on 3/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:53 am
BOI
-
PDX
1 stop24h 10m
Frontier
Sat 4/1812:27 pm
PDX
-
BOI
1 stop21h 41m
Frontier
Deal found 3/23$212
This Southwest deal was found by Cheapflights users on 3/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:55 pm
BOI
-
PDX
1 stop6h 00m
Southwest
Fri 5/298:05 am
PDX
-
BOI
1 stop7h 55m
Southwest
Deal found 3/22$215
This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 5/54:38 pm
BOI
-
PDX
1 stop3h 56m
Alaska Airlines
Sat 5/91:52 pm
PDX
-
BOI
1 stop3h 42m
Alaska Airlines
Deal found 3/26$217
This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 4/211:26 pm
BOI
-
PDX
Nonstop1h 21m
Alaska Airlines
Tue 4/212:48 pm
PDX
-
BOI
Nonstop1h 22m
Alaska Airlines
Deal found 3/26$222

Find flight deals from Boise to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Portland (PDX). 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 March 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$155
(SmartFares)

One-way from

$82
(CheapOair)

Popular in

March

Cheapest in

August

Average price

$302

Good round-trip deal

$295 or less

Good one-way deal

$238 or less
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Portland flights.
Search Deals
From Boise Air Term. Gowen Fld to Portland
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Portland
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Boise Air Term. Gowen Fld to Portland.
Search Deals
Price to beat on a one-way flight from Boise Air Term. Gowen Fld to Portland.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Portland 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 March 27, 2026.
Use the filters below to find and compare flights from Boise to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Tue 5/5

5:50 am-6:14 am

Nonstop1h 24m

Portland

Sat 5/9

5:30 pm-7:48 pm

Nonstop1h 18m

$177

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Wed 5/13

5:00 pm-10:25 pm

1 stop6h 25m

Portland

Sun 5/17

5:00 am-9:55 am

1 stop3h 55m

$187

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Sat 5/16

4:28 pm-4:50 pm

Nonstop1h 22m

Portland

Mon 5/18

2:49 pm-5:13 pm

Nonstop1h 24m

$187

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Sat 5/9

4:20 pm-8:58 pm

1 stop5h 38m

Portland

Tue 5/12

5:30 am-11:27 am

1 stop4h 57m

$197

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Fri 5/1

7:55 pm-12:55 am

1 stop6h 00m

Portland

Tue 5/5

5:00 pm-12:25 am

1 stop6h 25m

$235
Cheapest one-way

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Thu 4/23

6:55 pm-10:10 pm

1 stop4h 15m

$94

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Fri 4/17

7:55 pm-12:55 am

1 stop6h 00m

$94

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Tue 4/21

4:05 pm-11:00 pm

1 stop7h 55m

$94

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Mon 4/20

7:55 pm-12:55 am

1 stop6h 00m

$99
Quickest one-way

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Mon 4/20

4:23 pm-4:45 pm

Nonstop1h 22m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Boise to Portland

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 Boise to Portland in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Boise-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Portland 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 Boise-Portland 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 Boise to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Boise 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 Boise to Portland

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

Use this chart to determine the optimal time to book a round-trip flight from Boise to Portland. Price data was last updated on March 13, 2026.

The best time to book flights from Boise to Portland is 55 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Boise to Portland (average of $107). Flying from Boise to Portland 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 BOI to PDX?

Find hourly flight availability from Boise to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 27, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 31% on flights from Boise to Portland by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Boise to Portland. Price data was last updated on March 23, 2026.

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

How much does it cost to fly round-trip from Boise to Portland?

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated March 27, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andHawaiian Airlines from Boise to Portland 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
7.9
Good
12,124 reviews

Entertainment

7.0

Boarding

8.1

Food

7.0

Overall

7.9

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Alaska Airlines
7.9
Good
12,124 reviews
Alaska Airlines
7.9
Good
12,124 reviews

Entertainment

7.0

Boarding

8.1

Food

7.0

Overall

7.9

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Delta
7.9
Good
8,342 reviews
Alaska Airlines
7.9
Good
12,124 reviews

Entertainment

7.0

Boarding

8.1

Food

7.0

Overall

7.9

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Hawaiian Airlines
7.8
Good
2,839 reviews
Alaska Airlines
7.9
Good
12,124 reviews

Entertainment

7.0

Boarding

8.1

Food

7.0

Overall

7.9

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Related info for your journey

Find useful and relevant information for your journey from Boise to Portland. 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 Boise to Portland?

    To fly from Boise to Portland, you need to book a flight from Air Term. Gowen Fld (BOI) to Portland (PDX). Nonstop flights to Portland from Boise Air Term. Gowen Fld take 1h 22m on average. When it comes time to book airfare, you have a few options: there are 8 outbound flights from Air Term. Gowen Fld to Portland offered by 3 different airlines.

  • How popular is this Boise to Portland flight route?

    Within the past month, 20 users have taken a look at flights from Boise Air Term. Gowen Fld to Portland.

  • How long is the flight from Boise to Portland?

    For as low as $177, Alaska Airlines can have you in Portland from Boise in 1h 24m. The distance from Boise to Portland is about 343 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Cheapflights users have booked flights from Boise to Portland round-trip from $117. Other airlines that can offer you cheap pricing are Delta, from $118, and Alaska Airlines, from $137. Hawaiian Airlines is 50% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Boise to Portland one-way?

    The cheapest airlines for a one-way flight from Boise to Portland are Delta ($73), Southwest ($75), and Alaska Airlines ($98).

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

    Before booking your flight to Portland from Boise, check out the most reliable airlines to get you to your destination on time: Horizon Air (96%), Alaska Airlines (95%), SkyWest Airlines( 92%).

  • What are the cheapest flights from Boise to Portland?

    On average you can expect to pay $349 for a flight from Boise to Portland. The cheapest flight overall is $128 while the most popular route, (Boise Air Term. Gowen Fld - Portland) is currently priced at $197.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise to Portland 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 Boise to Portland?

    Currently, August is the cheapest month in which you can book a flight from Boise to Portland (average of $107). Flying from Boise to Portland 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Beaverton
Seaside
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Pacific City

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Boise to Portland

Discover the top 3 airlines that operate flights from Boise to Portland. 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 March 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$117Average$253FlexibilityNo cancel feeOn-time85%
DeltaCheapest$118Average$202FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$137Average$239FlexibilityNo cancel feeOn-time75%

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