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Idaho Falls

$142+ Cheap flights from Portland to Idaho Falls (PDX - IDA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IDA
Nov 19 — Nov 261
1 adult
Tue 11/19
Tue 11/26
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Cheap flight deals from Portland to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Idaho Falls (IDA). 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 14, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

April

Cheapest in

June

Average price

$467

Round-trip from

$142
(Mytrip)
Provider with most accurate pricing for Portland-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Portland-Idaho Falls Fanning Field flights.
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High demand for flights, 61% potential price rise
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Best time to find cheap flights, 70% potential price drop
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Average for round-trip flights in November 2024
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From Portland to Idaho Falls Fanning Field
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Find flight deals from Portland to Idaho Falls

Cheapest flights from Portland to Idaho Falls
Explore the most affordable flight options available from Portland to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 14, 2024.

This Mytrip deal was found by Cheapflights users on 11/13. 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 12/1311:15 amPDX - IDA
Nonstop1h 38mAllegiant Air
Mon 12/162:43 pmIDA - PDX
Nonstop1h 49mAllegiant Air
Deal found 11/13$142
This Mytrip deal was found by Cheapflights users on 11/13. 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 12/1311:15 amPDX - IDA
Nonstop1h 38mMultiple Airlines
Mon 12/166:25 pmIDA - PDX
1 stop6h 23mMultiple Airlines
Deal found 11/13$177
This Delta deal was found by Cheapflights users on 11/13. 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.
Thu 12/55:19 pmPDX - IDA
1 stop4h 34mDelta
Mon 12/96:55 pmIDA - PDX
1 stop6h 02mDelta
Deal found 11/13$320
This Alaska Airlines deal was found by Cheapflights users on 11/13. 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.
Thu 12/121:51 pmPDX - IDA
1 stop9h 08mAlaska Airlines
Sat 12/146:00 amIDA - PDX
1 stop4h 18mAlaska Airlines
Deal found 11/13$330
This United Airlines deal was found by Cheapflights users on 11/13. 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.
Fri 12/133:20 pmPDX - IDA
2 stops25h 04mUnited Airlines
Mon 12/166:05 pmIDA - PDX
2 stops22h 15mUnited Airlines
Deal found 11/13$528

Find flights from Portland to Idaho Falls within your budget

Customize your flight search to find flights from Portland to Idaho Falls 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 2,752,363 searches. Data last updated November 14, 2024.

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Depart

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Price

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Fri 12/13

11:15 am-1:53 pm

Nonstop1h 38m

Idaho Falls Fanning Field

Mon 12/16

2:43 pm-3:32 pm

Nonstop1h 49m

$142

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Fri 12/13

11:15 am-1:53 pm

Nonstop1h 38m

Idaho Falls Fanning Field

Mon 12/16

12:13 pm-11:48 pm

3 stops12h 35m

$243

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Thu 12/12

6:59 pm-11:59 pm

1 stop4h 00m

Idaho Falls Fanning Field

Mon 12/16

6:00 am-9:28 am

1 stop4h 28m

$340

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Sat 12/14

5:19 pm-10:55 pm

1 stop4h 36m

Idaho Falls Fanning Field

Sun 12/15

6:00 am-9:19 am

1 stop4h 19m

$379

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Fri 12/13

3:20 pm-5:24 pm

2 stops25h 04m

Idaho Falls Fanning Field

Mon 12/16

6:05 pm-3:20 pm

2 stops22h 15m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Compare providers for flights from Portland to Idaho Falls

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 Idaho Falls in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Portland-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Idaho Falls 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-Idaho Falls 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 Idaho Falls

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

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

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

Currently, October is the cheapest month in which you can book a flight from Portland to Idaho Falls (average of $380). Flying from Portland to Idaho Falls in July is currently the most expensive (average of $629). 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 IDA?

Find hourly flight availability from Portland to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 14, 2024.

It’s typically best to fly out from Portland to Idaho Falls in the afternoon. Doing so could potentially save you 56% on the flight price compared to flying in the evening, which is usually more expensive.

Rainfall in Idaho Falls by month

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

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

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

If weather is an important factor for your trip to Idaho Falls, 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 23.0 F).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Falls. Reviews last updated November 14, 2024.
To help decide which airline to fly from Portland to Idaho Falls, see what other customers have to say about Alaska Airlines, Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,439 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.2

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,439 reviews
Alaska Airlines
8.0
Very good
9,439 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.2

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,788 reviews
Alaska Airlines
8.0
Very good
9,439 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.2

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,194 reviews
Alaska Airlines
8.0
Very good
9,439 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.2

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Allegiant Air
7.4
Good
856 reviews
Alaska Airlines
8.0
Very good
9,439 reviews

Overall

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.2

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

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

  • How popular is this Portland to Idaho Falls flight route?

    Within the past month, 1 users have taken a look at flights from Portland to Idaho Falls Fanning Field.

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

    Our cheapest airline available from Portland to Idaho Falls is Allegiant Air. Our recent data shows that you can find tickets from as low as $142 on this airline. Additional options worth looking into are Alaska Airlines and Delta, starting at $340 and $379 round-trip. These flights start at 63% lower than the current average price 3 months from now.

  • What are the cheapest flights from Portland to Idaho Falls?

    While on average a flight from Portland to Idaho Falls is generally $123, our data shows the cheapest flight currently is $105. When looking at the most popular route, (Portland - Idaho Falls Fanning Field), you can expect to pay $91 for that flight.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Portland to Idaho Falls (average of $380). Flying from Portland to Idaho Falls in July is currently the most expensive (average of $629). 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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Top 3 airlines flying from Portland to Idaho Falls

Discover the top 3 airlines that operate flights from Portland to Idaho Falls. 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 2,752,363 searches. Data last updated November 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$91Average$122FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$293Average$559FlexibilityNo cancel feeOn-time75%
DeltaCheapest$296Average$434FlexibilityNo cancel feeOn-timeN/A
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