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$39+ Cheap flights from Idaho to Portland (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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PDX
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Idaho to Portland

Keep the following information in mind while searching for Idaho to Portland flight deals. Data was last updated febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$106
(Kiwi.com)

One-way from

$39
(Alaska Airlines)

Popular in

November

Cheapest in

February

Average price

$218

Good round-trip deal

$108 or less

Good one-way deal

$55 or less
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Portland flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Portland flights.
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From Idaho to Portland
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One-way flight from Idaho to Portland
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Idaho to Portland.
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Price to beat on a one-way flight from Idaho to Portland.
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Find flight deals from Idaho to Portland

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

This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
lun. 4/76:15 pmIDA - PDX
Nonstop1h 40mAllegiant Air
lun. 4/212:47 pmPDX - IDA
Nonstop1h 38mAllegiant Air
Deal found 2/20$106
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
mar. 3/189:24 pmGEG - PDX
Nonstop1h 35mAlaska Airlines
mar. 3/259:55 pmPDX - GEG
Nonstop1h 08mAlaska Airlines
Deal found 2/20$107
This Delta deal was found by Cheapflights users on 2/20. 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.
mar. 3/187:24 pmGEG - PDX
1 stop4h 35mDelta
mar. 3/255:10 pmPDX - GEG
1 stop5h 39mDelta
Deal found 2/20$117
This Hawaiian Airlines deal was found by Cheapflights users on 2/19. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/99:41 pmGEG - PDX
Nonstop1h 09mHawaiian Airlines
vie. 4/189:55 pmPDX - GEG
Nonstop1h 08mHawaiian Airlines
Deal found 2/19$127
This Delta deal was found by Cheapflights users on 2/19. 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.
mar. 5/64:40 pmBOI - PDX
1 stop5h 08mDelta
mié. 5/75:45 pmPDX - BOI
1 stop5h 18mDelta
Deal found 2/19$157
This Southwest deal was found by Cheapflights users on 2/20. 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.
jue. 3/65:15 amBOI - PDX
1 stop6h 20mSouthwest
mar. 3/1110:50 amPDX - BOI
2 stops10h 55mSouthwest
Deal found 2/20$162
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/51:31 pmBOI - PDX
1 stop25h 07mSpirit Airlines
lun. 3/107:32 pmPDX - BOI
1 stop16h 00mSpirit Airlines
Deal found 2/20$163
This Hawaiian Airlines deal was found by Cheapflights users on 2/19. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/257:59 pmBOI - PDX
Nonstop1h 15mHawaiian Airlines
vie. 3/282:09 pmPDX - BOI
Nonstop1h 11mHawaiian Airlines
Deal found 2/19$167
This Travelocity deal was found by Cheapflights users on 2/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/111:31 pmBOI - PDX
1 stop6h 06mMultiple Airlines
dom. 3/167:31 amPDX - BOI
Nonstop1h 10mMultiple Airlines
Deal found 2/19$170
This United Airlines deal was found by Cheapflights users on 2/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/811:00 amBOI - PDX
1 stop4h 57mUnited Airlines
jue. 4/107:54 amPDX - BOI
1 stop7h 27mUnited Airlines
Deal found 2/18$182
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
mié. 3/199:48 amBOI - PDX
1 stop3h 53mAlaska Airlines
mié. 3/199:49 pmPDX - BOI
Nonstop1h 10mAlaska Airlines
Deal found 2/20$187
This Hawaiian Airlines deal was found by Cheapflights users on 2/20. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/137:04 pmSUN - PDX
1 stop4h 52mHawaiian Airlines
lun. 3/1711:15 amPDX - SUN
1 stop6h 04mHawaiian Airlines
Deal found 2/20$260

Find flights from Idaho to Portland within your budget

Customize your flight search to find flights from Idaho 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 febrero 20, 2025.

Fly from

Idaho

Fly to

Portland

Route

Depart

Return

Price

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

lun. 4/7

6:15 pm-6:55 pm

Nonstop1h 40m

Portland

lun. 4/21

2:47 pm-5:25 pm

Nonstop1h 38m

$106

SpokanePortland

GEG - PDX

GEGPDX

Spokane

mar. 3/18

9:24 pm-10:59 pm

Nonstop1h 35m

Portland

mar. 3/25

9:55 pm-11:03 pm

Nonstop1h 08m

$107

SpokanePortland

GEG - PDX

GEGPDX

Spokane

mié. 4/9

9:41 pm-10:50 pm

Nonstop1h 09m

Portland

vie. 4/18

9:55 pm-11:03 pm

Nonstop1h 08m

$127

SpokanePortland

GEG - PDX

GEGPDX

Spokane

mié. 3/12

9:50 am-3:23 pm

1 stop5h 33m

Portland

jue. 3/13

7:23 am-10:37 am

1 stop3h 14m

$147

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

mar. 5/6

4:40 pm-8:48 pm

1 stop5h 08m

Portland

mié. 5/7

5:45 pm-12:03 am

1 stop5h 18m

$157

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

jue. 3/6

5:15 am-10:35 am

1 stop6h 20m

Portland

mar. 3/11

10:50 am-10:45 pm

2 stops10h 55m

$162

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

mié. 3/5

1:31 pm-1:38 pm

1 stop25h 07m

Portland

lun. 3/10

7:32 pm-12:32 pm

1 stop16h 00m

$163

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

mar. 3/25

7:59 pm-8:14 pm

Nonstop1h 15m

Portland

vie. 3/28

2:09 pm-4:20 pm

Nonstop1h 11m

$167

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

mar. 3/11

1:31 pm-6:37 pm

1 stop6h 06m

Portland

dom. 3/16

7:31 am-9:41 am

Nonstop1h 10m

$170

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

mar. 4/8

11:00 am-2:57 pm

1 stop4h 57m

Portland

jue. 4/10

7:54 am-4:21 pm

1 stop7h 27m

$182

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 47 results
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Best time to book a flight from Idaho to Portland

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

Travel insights for flights from Idaho to Portland

Get recent, data-driven insights about flights from Idaho to Portland including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Idaho to Portland (average of $277). Flying from Idaho to Portland in March is currently the most expensive (average of $376). 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 ID to PDX?

Find hourly flight availability from Idaho 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 febrero 20, 2025.

When flying from Idaho to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Idaho to Portland

Explore weekly flight availability from Idaho 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 febrero 20, 2025.

The most flights from USID to PDX are scheduled on a Sunday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

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.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

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).

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 febrero 20, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Idaho to Portland. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Food

7.1

Crew

8.7

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

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

  • What airport do you fly into for flights to Portland from Idaho?

    Portland (PDX), located 6.0 mi from the city center, is the airport you fly into when you book flights from Idaho to Portland.

  • How popular is this Idaho to Portland flight route?

    This flight path from Idaho to Portland was viewed by 28 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $39. Allegiant Air flights start at $57 while deals on Delta start at $59 one-way.

  • What are the most popular routes from Idaho to Portland?

    While some choose either Spokane - Portland or Jackson Hole - Portland, Boise Air Term. Gowen Fld - Portland is the most popular route from Idaho to Portland.

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

    Consider Hawaiian Airlines (81%), SkyWest Airlines (80%) or British Airways (78%) when booking your flight. These represent the most reliable airlines when flying from Idaho to Portland.

  • What are the cheapest flights from Idaho to Portland?

    Looking for the cheapest flight from Idaho to Portland? While on average our users pay $835, our data indicates the cheapest price to be $88. The most popular route (Boise Air Term. Gowen Fld - Portland), is priced around $131.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Idaho to Portland (average of $277). Flying from Idaho to Portland in March is currently the most expensive (average of $376). 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 Idaho?

Book flights to Idaho if you plan to visit one of these locations
Seaside
Lincoln City
Beaverton
McMinnville
Lake Oswego
Hillsboro
Vancouver
Gresham
Long Beach
Cannon Beach
Tigard
Astoria
Hood River
Woodburn
Depoe Bay
Pacific City
Stevenson
Troutdale
Longview
Wilsonville

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Top 4 airlines flying from Idaho to Portland

Discover the top 4 airlines that operate flights from Idaho 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$76Average$143FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$86Average$131FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$167Average$377FlexibilityNo cancel feeOn-time75%
DeltaCheapest$179Average$396FlexibilityNo cancel feeOn-timeN/A
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