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$51+ Cheap flights from Portland to Idaho Falls (PDX - IDA)

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IDA
Oct 29 — Nov 51
Tue 10/29
Tue 11/5
1 adult, Economy
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PDX - IDA
Oct 29 - Nov 5

Find cheap flights from Portland to Idaho Falls with Cheapflights

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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 October 24, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

August

Cheapest in

June

Round-trip from

$122
(Booking.com)

One-way from

$51
(Gotogate)
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, 42% potential price rise
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Best time to find cheap flights, 65% potential price drop
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From Portland to Idaho Falls Fanning Field
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One-way flight 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 October 24, 2024.

This Booking.com deal was found by Cheapflights users on 10/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/222:48 pmPDX - IDA
Nonstop1h 35mAllegiant Air
Mon 11/251:40 pmIDA - PDX
Nonstop1h 48mAllegiant Air
Deal found 10/23$122
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/125:19 pmPDX - IDA
1 stop4h 34mDelta
Tue 11/191:05 pmIDA - PDX
1 stop6h 20mDelta
Deal found 10/23$288
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/147:00 amPDX - IDA
1 stop7h 09mAlaska Airlines
Sat 11/163:49 pmIDA - PDX
1 stop3h 47mAlaska Airlines
Deal found 10/23$299
This Mytrip deal was found by Cheapflights users on 10/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/225:45 amPDX - IDA
1 stop6h 08mMultiple Airlines
Mon 11/255:53 pmIDA - PDX
1 stop7h 58mMultiple Airlines
Deal found 10/23$307
This United Airlines deal was found by Cheapflights users on 10/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/157:50 pmPDX - IDA
3 stops16h 41mUnited Airlines
Sun 11/177:00 amIDA - PDX
2 stops12h 35mUnited Airlines
Deal found 10/23$566

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 2,462,889 searches. Data last updated October 24, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$122 - $566

Route

Depart

Return

Price

PortlandIdaho Falls Fanning Field

PDX - IDA

PDXIDA

Portland

Fri 11/22

Nonstop1h 35m

Idaho Falls Fanning Field

Mon 11/25

Nonstop1h 48m

$122

PortlandIdaho Falls Fanning Field

PDX - IDA

PDXIDA

Portland

Tue 11/12

1 stop4h 34m

Idaho Falls Fanning Field

Tue 11/19

1 stop6h 20m

$288

PortlandIdaho Falls Fanning Field

PDX - IDA

PDXIDA

Portland

Thu 11/14

1 stop7h 09m

Idaho Falls Fanning Field

Sat 11/16

1 stop3h 47m

$299

PortlandIdaho Falls Fanning Field

PDX - IDA

PDXIDA

Portland

Fri 11/22

1 stop6h 08m

Idaho Falls Fanning Field

Mon 11/25

1 stop7h 58m

$307

PortlandIdaho Falls Fanning Field

PDX - IDA

PDXIDA

Portland

Fri 11/15

3 stops16h 41m

Idaho Falls Fanning Field

Sun 11/17

2 stops12h 35m

$566

Flights are sorted by cheapest first

Deals found on 10/23

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 October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy2 starsTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
CheapfaremartPrice Accuracy-Trust Score*3 starsCancellation PolicyAirline Policy
PricelinePrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy

*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 $376). 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 October 24, 2024.

It’s typically best to fly out from Portland to Idaho Falls in the afternoon. Doing so could potentially save you 58% 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 October 24, 2024.
To help decide which airline to fly from Portland to Idaho Falls, see what other customers have to say about Alaska Airlines 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
9,410 reviews

Comfort

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

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
9,410 reviews
Alaska Airlines
8.0
Very good
9,410 reviews

Comfort

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

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
8,875 reviews
Alaska Airlines
8.0
Very good
9,410 reviews

Comfort

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

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
9,275 reviews
Alaska Airlines
8.0
Very good
9,410 reviews

Comfort

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

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
870 reviews
Alaska Airlines
8.0
Very good
9,410 reviews

Comfort

7.9

Crew

8.6

Overall

8.0

Boarding

8.2

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.

  • Can I find flights from Portland to Idaho Falls for under $200 on Cheapflights?

    Yes, there are multiple flights from Portland to Idaho Falls for under $200. The cheapest flight booked recently is on Allegiant Air for just $122, but on average you can expect to pay $316.

  • Are there nonstop flights from Portland to Idaho Falls for under $200 on Cheapflights?

    Cheapflights has at least 1 direct flight from Portland to Idaho Falls under $200. A good price for a nonstop flight from Portland to Idaho Falls is less than $122.

  • Are there last-minute flights available from Portland to Idaho Falls for under $500?

    There are currently 2+ open flights from Portland to Idaho Falls within the next 7 days for less than $500.

  • 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 $122 on this airline. Additional options worth looking into are Delta and Alaska Airlines, starting at $288 and $299 round-trip. These flights start at 63% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $51 on Allegiant Air. Other airlines that offer cheap prices include Alaska Airlines from $154 and United Airlines from $266 one-way.

  • What does PDX to IDA mean?

    Great question - PDX to IDA just means Portland Airport to Idaho Falls Fanning Field Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Portland to Idaho Falls that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Idaho Falls flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Idaho Falls with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Idaho Falls flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Portland to Idaho Falls that allow pets onboard?

    Many airlines flying from Portland to Idaho Falls offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Idaho Falls?

    Yes, you can often find last-minute deals on Portland to Idaho Falls flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland to Idaho Falls flight deals updated?

    The Portland to Idaho Falls flight deals you see on this page were last updated on 10/23.

  • 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 $376). 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.

See more FAQs

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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 2,462,889 searches. Data last updated October 24, 2024.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$90Average$122FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$293Average$553FlexibilityNo cancel feeOn-time75%
DeltaCheapest$296Average$394FlexibilityNo cancel feeOn-timeN/A
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