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Idaho

$66+ Cheap flights from Portland (PDX) to Idaho

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BOI
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Portland to Idaho

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Idaho (USID). 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 November 21, 2024.

Find flight deals from Portland to Idaho

Cheapest flights from Portland to Idaho
Explore the most affordable flight options available from Portland to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Delta deal was found by Cheapflights users on 11/21. 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.
Sat 12/143:20 pmPDX - GEG
1 stop3h 45mDelta
Sun 12/155:00 amGEG - PDX
1 stop4h 28mDelta
Deal found 11/21$143
This Mytrip deal was found by Cheapflights users on 11/21. 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.
Mon 11/2510:15 amPDX - IDA
Nonstop1h 35mAllegiant Air
Wed 11/277:13 pmIDA - PDX
Nonstop1h 48mAllegiant Air
Deal found 11/21$172
This CheapOair deal was found by Cheapflights users on 11/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/47:16 pmPDX - BOI
1 stop14h 42mSpirit Airlines
Sat 12/73:45 pmBOI - PDX
1 stop5h 43mSpirit Airlines
Deal found 11/20$186
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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.
Wed 12/117:00 amPDX - BOI
Nonstop1h 10mAlaska Airlines
Wed 12/112:47 pmBOI - PDX
1 stop9h 57mAlaska Airlines
Deal found 11/19$190
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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.
Wed 12/188:40 amPDX - GEG
Nonstop1h 10mAlaska Airlines
Wed 12/257:00 amGEG - PDX
1 stop15h 56mAlaska Airlines
Deal found 11/20$199
This Travelocity deal was found by Cheapflights users on 11/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/72:50 pmPDX - BOI
Nonstop1h 10mMultiple Airlines
Sat 12/143:45 pmBOI - PDX
1 stop5h 43mMultiple Airlines
Deal found 11/20$210
This Delta deal was found by Cheapflights users on 11/20. 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.
Fri 12/137:35 pmPDX - BOI
1 stop3h 31mDelta
Sun 12/157:57 pmBOI - PDX
1 stop4h 32mDelta
Deal found 11/20$211
This United Airlines deal was found by Cheapflights users on 11/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/79:54 amPDX - BOI
2 stops10h 30mUnited Airlines
Sat 12/146:53 pmBOI - PDX
1 stop6h 42mUnited Airlines
Deal found 11/20$301
This Delta deal was found by Cheapflights users on 11/20. 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.
Fri 12/133:20 pmPDX - LWS
1 stop5h 53mDelta
Tue 12/177:00 amLWS - PDX
1 stop6h 27mDelta
Deal found 11/20$315
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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.
Fri 12/207:00 amPDX - IDA
1 stop15h 59mAlaska Airlines
Sat 12/286:00 amIDA - PDX
1 stop26h 31mAlaska Airlines
Deal found 11/20$333
This Southwest deal was found by Cheapflights users on 11/20. 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.
Sun 12/296:15 amPDX - BOI
1 stop4h 00mSouthwest
Tue 12/311:00 pmBOI - PDX
1 stop7h 30mSouthwest
Deal found 11/20$336
This Mytrip deal was found by Cheapflights users on 11/21. 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.
Fri 12/205:00 amPDX - IDA
1 stop7h 33mMultiple Airlines
Fri 12/274:27 pmIDA - PDX
Nonstop1h 49mMultiple Airlines
Deal found 11/21$347

Find flights from Portland to Idaho within your budget

Customize your flight search to find flights from Portland to Idaho 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

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Depart

Return

Price

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Fri 1/10

11:15 am-1:56 pm

Nonstop1h 41m

Idaho Falls Fanning Field

Mon 1/27

2:46 pm-3:40 pm

Nonstop1h 54m

$88

PortlandSpokane

PDX - GEG

PDXGEG

Portland

Mon 1/13

9:07 pm-7:43 am

1 stop10h 36m

Spokane

Wed 1/15

1:37 pm-9:53 pm

1 stop8h 16m

$142

PortlandSpokane

PDX - GEG

PDXGEG

Portland

Sat 12/14

3:20 pm-7:05 pm

1 stop3h 45m

Spokane

Sun 12/15

5:00 am-9:28 am

1 stop4h 28m

$143

PortlandBoise

PDX - BOI

PDXBOI

Portland

Thu 1/30

10:16 am-6:38 pm

1 stop7h 22m

Boise Air Term. Gowen Fld

Sun 2/2

2:15 pm-2:37 pm

Nonstop1h 22m

$186

PortlandBoise

PDX - BOI

PDXBOI

Portland

Tue 1/7

12:00 pm-2:10 pm

Nonstop1h 10m

Boise Air Term. Gowen Fld

Fri 1/10

12:59 pm-1:21 pm

Nonstop1h 22m

$188

PortlandBoise

PDX - BOI

PDXBOI

Portland

Fri 12/6

7:16 pm-2:50 pm

1 stop18h 34m

Boise Air Term. Gowen Fld

Tue 12/10

3:45 pm-8:28 pm

1 stop5h 43m

$208

PortlandBoise

PDX - BOI

PDXBOI

Portland

Fri 2/14

7:35 pm-11:50 pm

1 stop3h 15m

Boise Air Term. Gowen Fld

Sun 2/16

5:40 am-10:47 am

1 stop6h 07m

$211

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Fri 1/10

11:15 am-1:56 pm

Nonstop1h 41m

Idaho Falls Fanning Field

Mon 1/27

12:19 pm-8:46 pm

2 stops9h 27m

$221

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Tue 1/14

6:05 am-10:33 pm

1 stop15h 28m

Idaho Falls Fanning Field

Tue 1/21

4:04 pm-11:00 am

1 stop19h 56m

$242

PortlandJackson

PDX - JAC

PDXJAC

Portland

Tue 3/4

9:15 am-7:02 pm

2 stops8h 47m

Jackson Hole

Tue 3/11

1:10 pm-8:49 pm

2 stops8h 39m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 45 results
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Best time to book a flight from Portland to Idaho

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

Travel insights for flights from Portland to Idaho

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

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

Currently, January is the cheapest month in which you can book a flight from Portland to Idaho (average of $310). Flying from Portland to Idaho in June is currently the most expensive (average of $436). 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 ID?

Find hourly flight availability from Portland to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

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

Rainfall in Idaho by month

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

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated November 21, 2024.
See what other customers who have flown with Spirit Airlines, Southwest and United Airlines from Portland to Idaho have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,005 reviews
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,464 reviews
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,755 reviews
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Allegiant Air
7.4
Good
850 reviews
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Boarding

8.2

Crew

8.7

Food

7.2

Comfort

8.1

Entertainment

7.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

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

    For a flight from Portland to Idaho, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city.

  • How popular is this Portland to Idaho flight route?

    This flight path from Portland to Idaho was viewed by 13 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 Portland to Idaho one-way?

    The cheapest airlines for a one-way flight from Portland to Idaho are Alaska Airlines ($66), Allegiant Air ($85), and Delta ($108).

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

    When deciding which route to take from Portland to Idaho consider Portland - Boise Air Term. Gowen Fld, Portland - Spokane or Portland - Jackson Hole as they are the most popular.

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

    Consider Horizon Air (96%), Hawaiian Airlines (94%) or Singapore Airlines (91%) when booking your flight. These represent the most reliable airlines when flying from Portland to Idaho.

  • What are the cheapest flights from Portland to Idaho?

    Looking for the cheapest flight from Portland to Idaho? While on average our users pay $238, our data indicates the cheapest price to be $88. The most popular route (Portland - Boise Air Term. Gowen Fld), is priced around $143.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Portland to Idaho (average of $310). Flying from Portland to Idaho in June is currently the most expensive (average of $436). 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.

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Alternative routes for Portland to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Portland to Idaho

Discover the top 5 airlines that operate flights from Portland to Idaho. 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$73Average$118FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$91Average$120FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$180Average$600FlexibilityNo cancel feeOn-time75%
DeltaCheapest$214Average$494FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$352Average$537FlexibilityNo cancel feeOn-time69%
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