How popular is this Boise to Portland flight route?

Within the past month, 37 users have taken a look at flights from Boise Air Term. Gowen Fld to Portland.

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

Cheapflights users have booked flights from Boise to Portland round-trip from $121. Other airlines that can offer you cheap pricing are Spirit Airlines, from $122, and Alaska Airlines, from $157. Hawaiian Airlines is 52% cheaper than the average price of flights available within the next 90 days to this destination.

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

What are the cheapest flights from Boise to Portland?

On average you can expect to pay $309 for a flight from Boise to Portland. The cheapest flight overall is $104 while the most popular route, (Boise Air Term. Gowen Fld - Portland) is currently priced at $117.

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: Condor (96%), SkyWest Airlines (89%), Hawaiian Airlines( 88%).

What are the most popular airlines that fly from Boise to Portland?

Alaska Airlines, Delta and Hawaiian Airlines are the most popular airlines when flying from Boise to Portland.

What is the cheapest day to fly round-trip from Boise to Portland?

Users have found that flying from Boise to Portland on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

To save on the cost of your flight from Boise to Portland, book at least 50 days before your planned departure. Booking around this time can save you about 300% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $357 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $498.

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

The best pricing can be found in the month of August. Prices to Portland from Boise average $253. You can even find prices in August for less than $253, as users have found deals to Portland from as low as $107. The month of November appears to be one of the more expensive times to travel to Portland from Boise. Flying in the targeted month can save you up to 25%.

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 15m on average. When it comes time to book airfare, you have a few options: there are 9 outbound flights from Air Term. Gowen Fld to Portland offered by 5 different airlines.

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.

$71+ Cheap Flights from Boise to Portland

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Boise to Portland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Portland are usually found in August or February, booked 49 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Boise to Portland

Round-trip from	$137 (Alaska Airlines)
One-way from	$71 (Southwest)
Popular in	November
Cheapest in	August
Average price	$203
Good round-trip deal	$236 or less
Good one-way deal	$139 or less

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. 14% potential increase in price ($41 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2025

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

Find 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 August 14, 2025.

Thu 9/186:00 amBOI - PDX

Nonstop1h 20mAlaska Airlines

Sat 9/202:30 pmPDX - BOI

Nonstop1h 20mAlaska Airlines

Deal found 8/14

$137

Wed 9/1011:30 amBOI - PDX

1 stop6h 30mSouthwest

Wed 9/177:10 amPDX - BOI

1 stop7h 10mSouthwest

Deal found 8/13

$141

Wed 9/108:31 pmBOI - PDX

Nonstop1h 19mHawaiian Airlines

Wed 9/177:00 amPDX - BOI

1 stop4h 03mHawaiian Airlines

Deal found 8/12

$147

Thu 10/162:25 pmBOI - PDX

1 stop6h 11mSpirit Airlines

Mon 10/2012:37 pmPDX - BOI

1 stop6h 19mSpirit Airlines

Deal found 8/14

$149

Wed 9/31:30 pmBOI - PDX

Nonstop1h 20mAlaska Airlines

Wed 9/35:31 pmPDX - BOI

Nonstop1h 16mAlaska Airlines

Deal found 8/13

$151

Wed 9/104:00 pmBOI - PDX

Nonstop1h 22mAlaska Airlines

Wed 9/172:30 pmPDX - BOI

1 stop4h 20mAlaska Airlines

Deal found 8/13

$152

Thu 10/233:55 pmBOI - PDX

1 stop4h 05mSouthwest

Sat 10/255:05 amPDX - BOI

1 stop8h 00mSouthwest

Deal found 8/12

$154

Sat 9/69:00 amBOI - PDX

1 stop4h 55mDelta

Sun 9/77:15 amPDX - BOI

1 stop4h 51mDelta

Deal found 8/12

$157

Wed 9/174:00 pmBOI - PDX

Nonstop1h 22mHawaiian Airlines

Sun 9/219:40 pmPDX - BOI

Nonstop1h 19mHawaiian Airlines

Deal found 8/14

$158

Sun 9/145:25 amBOI - PDX

1 stop5h 20mSouthwest

Wed 9/173:35 pmPDX - BOI

1 stop5h 35mSouthwest

Deal found 8/12

$159

Sat 12/63:25 pmBOI - PDX

1 stop4h 55mSouthwest

Sun 12/75:30 amPDX - BOI

1 stop6h 30mSouthwest

Deal found 8/13

$164

Best flights from Boise to Portland
Discover carefully curated flight deals from Boise to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2025.

Thu 10/236:00 amBOI - PDX

Nonstop1h 20mHawaiian Airlines

Sat 10/259:40 pmPDX - BOI

Nonstop1h 17mHawaiian Airlines

Deal found 8/12

$137

Thu 9/186:00 amBOI - PDX

Nonstop1h 20mAlaska Airlines

Tue 9/232:30 pmPDX - BOI

Nonstop1h 20mAlaska Airlines

Deal found 8/12

$137

Wed 9/35:45 amBOI - PDX

1 stop3h 30mDelta

Sat 9/65:45 pmPDX - BOI

1 stop3h 47mDelta

Deal found 8/13

$137

Thu 9/186:00 amBOI - PDX

Nonstop1h 20mHawaiian Airlines

Sat 9/2010:30 amPDX - BOI

Nonstop1h 20mHawaiian Airlines

Deal found 8/13

$137

Tue 9/304:00 pmBOI - PDX

Nonstop1h 22mAlaska Airlines

Mon 10/69:40 pmPDX - BOI

Nonstop1h 17mAlaska Airlines

Deal found 8/12

$137

Sat 10/46:00 amBOI - PDX

1 stop3h 55mDelta

Sat 10/115:50 pmPDX - BOI

1 stop5h 18mDelta

Deal found 8/14

$137

Fri 9/124:00 pmBOI - PDX

Nonstop1h 22mHawaiian Airlines

Tue 9/169:40 pmPDX - BOI

Nonstop1h 19mHawaiian Airlines

Deal found 8/14

$137

Wed 10/156:00 amBOI - PDX

Nonstop1h 20mAlaska Airlines

Sun 10/199:40 pmPDX - BOI

Nonstop1h 17mAlaska Airlines

Deal found 8/11

$137

Thu 9/256:00 amBOI - PDX

Nonstop1h 20mAlaska Airlines

Tue 9/302:30 pmPDX - BOI

Nonstop1h 20mAlaska Airlines

Deal found 8/12

$137

Wed 9/38:31 pmBOI - PDX

Nonstop1h 19mAlaska Airlines

Mon 9/89:40 pmPDX - BOI

Nonstop1h 19mAlaska Airlines

Deal found 8/13

$137

Sat 9/204:00 pmBOI - PDX

Nonstop1h 22mAlaska Airlines

Mon 9/229:40 pmPDX - BOI

Nonstop1h 19mAlaska Airlines

Deal found 8/12

$137

Thu 9/186:00 amBOI - PDX

Nonstop1h 20mAlaska Airlines

Sat 9/209:40 pmPDX - BOI

Nonstop1h 19mAlaska Airlines

Deal found 8/13

$137

Last-minute flights from Boise to Portland
Discover last-minute flight deals from Boise to Portland. Data last updated August 14, 2025 and is based on user searches.

Wed 8/207:09 pmBOI - PDX

1 stop4h 28mUnited Airlines

Wed 8/275:30 amPDX - BOI

1 stop7h 19mUnited Airlines

Deal found 8/13

$348

Wed 8/206:00 amBOI - PDX

2 stops8h 40mSouthwest

Wed 8/277:10 amPDX - BOI

1 stop7h 10mSouthwest

Deal found 8/13

$353

Thu 8/2112:33 pmBOI - PDX

1 stop12h 42mMultiple Airlines

Sat 8/307:52 pmPDX - BOI

1 stop20h 19mMultiple Airlines

Deal found 8/13

$268

Thu 8/2112:33 pmBOI - PDX

1 stop12h 42mMultiple Airlines

Thu 8/284:46 pmPDX - BOI

1 stop4h 54mMultiple Airlines

Deal found 8/13

$318

Thu 8/214:00 pmBOI - PDX

Nonstop1h 22mHawaiian Airlines

Thu 8/287:02 amPDX - BOI

Nonstop1h 18mHawaiian Airlines

Deal found 8/13

$342

Thu 8/2112:33 pmBOI - PDX

1 stop12h 42mMultiple Airlines

Mon 8/257:02 amPDX - BOI

Nonstop1h 18mMultiple Airlines

Deal found 8/13

$363

Thu 8/2112:33 pmBOI - PDX

1 stop12h 42mMultiple Airlines

Sun 8/242:30 pmPDX - BOI

Nonstop1h 20mMultiple Airlines

Deal found 8/13

$371

Fri 8/2212:33 pmBOI - PDX

1 stop12h 42mMultiple Airlines

Wed 8/277:52 pmPDX - BOI

1 stop20h 19mMultiple Airlines

Deal found 8/13

$307

Fri 8/2212:33 pmBOI - PDX

1 stop12h 42mMultiple Airlines

Sun 8/247:52 pmPDX - BOI

1 stop20h 19mMultiple Airlines

Deal found 8/11

$332

Sun 8/246:00 amBOI - PDX

1 stop3h 51mDelta

Tue 9/25:45 pmPDX - BOI

1 stop3h 47mDelta

Deal found 8/12

$312

Wed 9/31:30 pmBOI - PDX

Nonstop1h 20mAlaska Airlines

Wed 9/35:31 pmPDX - BOI

Nonstop1h 16mAlaska Airlines

Deal found 8/13

$151

Wed 9/34:00 pmBOI - PDX

Nonstop1h 22mAlaska Airlines

Sat 9/64:46 pmPDX - BOI

1 stop5h 04mAlaska Airlines

Deal found 8/13

$167

One-way flights from Boise to Portland
Search for one-way flight options from Boise to Portland. Find affordable one-way fares based on user searches. Data last updated August 14, 2025.

Wed 9/106:25 pmBOI - PDX

1 stop3h 50mSouthwest

Deal found 8/11

$71

Sat 9/132:16 pmBOI - PDX

1 stop6h 07mSpirit Airlines

Deal found 8/14

$74

Tue 9/96:00 amBOI - PDX

2 stops9h 40mSouthwest

Deal found 8/11

$76

Tue 9/98:31 pmBOI - PDX

Nonstop1h 19mAlaska Airlines

Deal found 8/14

$79

Thu 9/1112:22 pmBOI - PDX

1 stop12h 50mFrontier

Deal found 8/14

$84

Mon 9/159:26 pmBOI - PDX

1 stop14h 45mSpirit Airlines

Deal found 8/12

$87

Fri 9/125:43 pmBOI - PDX

1 stop7h 09mDelta

Deal found 8/14

$89

Mon 9/154:00 pmBOI - PDX

Nonstop1h 22mAlaska Airlines

Deal found 8/12

$99

Wed 9/310:08 amBOI - PDX

1 stop12h 39mAlaska Airlines

Deal found 8/14

$112

Thu 10/26:00 amBOI - PDX

Nonstop1h 20mHawaiian Airlines

Deal found 8/14

$119

Sat 9/132:16 pmBOI - PDX

2 stops21h 17mMultiple Airlines

Deal found 8/14

$123

Thu 8/2812:33 pmBOI - PDX

1 stop12h 42mFrontier

Deal found 8/14

$127

Fly from

Fly to

Route

Depart

Return

Price

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Thu 10/23

6:00 am-6:20 am

Nonstop1h 20m

Portland

Sat 10/25

9:40 pm-11:57 pm

Nonstop1h 17m

$137

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Thu 9/18

6:00 am-6:20 am

Nonstop1h 20m

Portland

Tue 9/23

2:30 pm-4:50 pm

Nonstop1h 20m

$137

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Wed 9/3

5:45 am-8:15 am

1 stop3h 30m

Portland

Sat 9/6

5:45 pm-10:32 pm

1 stop3h 47m

$137

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Thu 9/18

6:00 am-6:20 am

Nonstop1h 20m

Portland

Sat 9/20

10:30 am-12:50 pm

Nonstop1h 20m

$137

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Tue 9/30

4:00 pm-4:22 pm

Nonstop1h 22m

Portland

Mon 10/6

9:40 pm-11:57 pm

Nonstop1h 17m

$137

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Sat 10/4

6:00 am-8:55 am

1 stop3h 55m

Portland

Sat 10/11

5:50 pm-12:08 am

1 stop5h 18m

$137

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Fri 9/12

4:00 pm-4:22 pm

Nonstop1h 22m

Portland

Tue 9/16

9:40 pm-11:59 pm

Nonstop1h 19m

$137

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Wed 10/15

6:00 am-6:20 am

Nonstop1h 20m

Portland

Sun 10/19

9:40 pm-11:57 pm

Nonstop1h 17m

$137

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Thu 9/25

6:00 am-6:20 am

Nonstop1h 20m

Portland

Tue 9/30

2:30 pm-4:50 pm

Nonstop1h 20m

$137

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Wed 9/3

8:31 pm-8:50 pm

Nonstop1h 19m

Portland

Mon 9/8

9:40 pm-11:59 pm

Nonstop1h 19m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 20 results

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?

The best time to book flights from Boise to Portland is 49 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, November is the cheapest month in which you can book a flight from Boise to Portland (average of $277). Flying from Boise to Portland in March is currently the most expensive (average of $369). 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?

Unlike in the morning, when flights are generally more expensive, you can save up to 22% on flights from Boise to Portland by exploring options for tickets at noon.

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

Travelers seeking maximum savings on their Boise to Portland flight should consider departing on Wednesday evenings 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.

Weekly flight availability from Boise to Portland

The most flights from BOI to PDX are scheduled on a Thursday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing Portland

See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian 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

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Delta

8.0

Very good

7,980 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Hawaiian Airlines

7.8

Good

2,656 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

United Airlines

7.4

Good

8,916 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Spirit Airlines

6.3

Okay

8,045 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

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 15m on average. When it comes time to book airfare, you have a few options: there are 9 outbound flights from Air Term. Gowen Fld to Portland offered by 5 different airlines.
How popular is this Boise to Portland flight route?
Within the past month, 37 users have taken a look at flights from Boise Air Term. Gowen Fld to Portland.
What are the cheapest airlines flying from Boise to Portland round-trip?
Cheapflights users have booked flights from Boise to Portland round-trip from $121. Other airlines that can offer you cheap pricing are Spirit Airlines, from $122, and Alaska Airlines, from $157. Hawaiian Airlines is 52% cheaper than the average price of flights available within the next 90 days to this destination.
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: Condor (96%), SkyWest Airlines (89%), Hawaiian Airlines( 88%).
What are the cheapest flights from Boise to Portland?
On average you can expect to pay $309 for a flight from Boise to Portland. The cheapest flight overall is $104 while the most popular route, (Boise Air Term. Gowen Fld - Portland) is currently priced at $117.
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, November is the cheapest month in which you can book a flight from Boise to Portland (average of $277). Flying from Boise to Portland in March is currently the most expensive (average of $369). 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

Vancouver

Seaside

Beaverton

Clackamas

McMinnville

Lake Oswego

Hillsboro

Lincoln City

Cannon Beach

Long Beach

Longview

Tigard

Depoe Bay

Stevenson

Woodburn

Wilsonville

Pacific City

Troutdale

Tillamook

Gresham

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Boise to Portland

Spokane to Boise flights

Spokane to Portland flights

Boise to Eugene flights

Idaho Falls to Portland flights

Spokane to Eugene flights

Spokane to Medford flights

Boise to Medford flights

Jackson to Portland flights

Spokane to Redmond flights

Idaho Falls to Medford flights

Lewiston to Boise flights

Lewiston to Portland flights

Jackson to Eugene flights

Boise to North Bend flights

Jackson to Redmond flights

Pocatello to Eugene flights

Pocatello to Portland flights

Hailey to Portland flights

Hailey to Eugene flights

Complete your trip

Portland car rentals

Portland Airport car rentals

Pearl District car rentals

Southeast Portland car rentals

Northeast Portand car rentals

Southwest Portland car rentals

North Portland car rentals

Eastmoreland car rentals

Other flights to Portland

Top 5 airlines flying from Boise to Portland

Airline	Cheapest	Average	Flexibility	On-time
Hawaiian Airlines	Cheapest$121	Average$216	FlexibilityNo cancel fee	On-time85%
Spirit Airlines	Cheapest$122	Average$173	FlexibilityNo cancel fee	On-time65%
Alaska Airlines	Cheapest$157	Average$265	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$159	Average$250	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$176	Average$286	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$71+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boise to Portland with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Portland are usually found in August or February, booked 49 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Boise to Portland

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Boise to Portland

Cheapest flights from Boise to PortlandExplore 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 August 14, 2025.

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 August 14, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boise to Portland that are best for you.

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.

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 August 8, 2025.

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

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 August 14, 2025.

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 August 10, 2025.

Weekly flight availability from Boise to Portland

Explore weekly flight availability from Boise to Portland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 14, 2025.

Reviews of airlines servicing Portland

See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian 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.

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?

How popular is this Boise to Portland flight route?

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

What are the most reliable airlines from Boise to Portland?

What are the cheapest flights from Boise to Portland?

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

How can I find direct flights from Boise to Portland?

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

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

Traveling to a place near Portland?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boise to Portland

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Boise to Portland

100% Free

Book with Flexibility

Travel Smart

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 August 14, 2025.