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Idaho Falls

$64+ Cheap flights from Oregon to Idaho Falls (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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IDA
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Oregon to Idaho Falls

Keep the following information in mind while searching for Oregon to Idaho Falls flight deals. Data was last updated April 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$112
(Kiwi.com)

One-way from

$64
(Kiwi.com)

Popular in

September

Cheapest in

June

Average price

$308

Good round-trip deal

$86 or less

Good one-way deal

$49 or less
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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From Oregon to Idaho Falls Fanning Field
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One-way flight from Oregon to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 41% potential increase in price ($185 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Oregon to Idaho Falls Fanning Field.
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Price to beat on a one-way flight from Oregon to Idaho Falls Fanning Field.
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Find flight deals from Oregon to Idaho Falls

Cheapest flights from Oregon to Idaho Falls
Explore the most affordable flight options available from Oregon to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/121:55 pmPDX - IDA
Nonstop1h 38mAllegiant Air
Fri 5/161:17 pmIDA - PDX
Nonstop1h 39mAllegiant Air
Deal found 4/23$112
This Delta deal was found by Cheapflights users on 4/23. 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.
Fri 5/305:00 pmPDX - IDA
1 stop4h 51mDelta
Mon 6/26:50 pmIDA - PDX
1 stop5h 53mDelta
Deal found 4/23$257
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/299:30 amPDX - IDA
1 stop5h 10mHawaiian Airlines
Sun 6/16:00 amIDA - PDX
1 stop4h 53mHawaiian Airlines
Deal found 4/23$288
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 5/245:48 pmMFR - IDA
1 stop3h 46mAlaska Airlines
Mon 5/266:00 amIDA - MFR
1 stop6h 13mAlaska Airlines
Deal found 4/23$324
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Fri 5/164:00 pmPDX - IDA
1 stop5h 34mAlaska Airlines
Sun 5/186:00 amIDA - PDX
2 stops25h 35mAlaska Airlines
Deal found 4/23$338
This Delta deal was found by Cheapflights users on 4/23. 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.
Sat 6/145:20 amEUG - IDA
1 stop4h 19mDelta
Wed 6/256:52 pmIDA - EUG
1 stop5h 52mDelta
Deal found 4/23$342
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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 5/221:37 pmEUG - IDA
1 stop7h 57mAlaska Airlines
Mon 5/266:00 amIDA - EUG
1 stop7h 37mAlaska Airlines
Deal found 4/22$357
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Thu 5/84:07 pmEUG - IDA
1 stop5h 38mUnited Airlines
Mon 5/122:40 pmIDA - EUG
1 stop7h 49mUnited Airlines
Deal found 4/23$432
This Delta deal was found by Cheapflights users on 4/23. 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.
Fri 5/231:00 pmMFR - IDA
1 stop8h 51mDelta
Wed 5/286:50 pmIDA - MFR
1 stop6h 02mDelta
Deal found 4/23$473
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 5/62:05 pmMFR - IDA
2 stops31h 40mUnited Airlines
Fri 5/95:00 amIDA - MFR
2 stops32h 01mUnited Airlines
Deal found 4/23$573
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/25:00 amPDX - IDA
1 stop16h 45mUnited Airlines
Sat 5/35:00 amIDA - PDX
1 stop17h 06mUnited Airlines
Deal found 4/23$612

Cheapflights Fare Finder

Customize your flight search to find flights from Oregon 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 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from Oregon to Idaho Falls that are best for you.

Fly from

Oregon

Fly to

Idaho Falls

Route

Depart

Return

Price

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Mon 5/12

1:55 pm-4:33 pm

Nonstop1h 38m

Idaho Falls Fanning Field

Fri 5/16

1:17 pm-1:56 pm

Nonstop1h 39m

$112

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Fri 5/30

5:00 pm-10:51 pm

1 stop4h 51m

Idaho Falls Fanning Field

Mon 6/2

6:50 pm-11:43 pm

1 stop5h 53m

$257

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Thu 5/29

9:30 am-3:40 pm

1 stop5h 10m

Idaho Falls Fanning Field

Sun 6/1

6:00 am-9:53 am

1 stop4h 53m

$288

MedfordIdaho Falls

MFR - IDA

MFRIDA

Medford

Sat 5/24

5:48 pm-10:34 pm

1 stop3h 46m

Idaho Falls Fanning Field

Mon 5/26

6:00 am-11:13 am

1 stop6h 13m

$324

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Fri 5/16

4:00 pm-10:34 pm

1 stop5h 34m

Idaho Falls Fanning Field

Sun 5/18

6:00 am-6:35 am

2 stops25h 35m

$338

EugeneIdaho Falls

EUG - IDA

EUGIDA

Eugene

Sat 6/14

5:20 am-10:39 am

1 stop4h 19m

Idaho Falls Fanning Field

Wed 6/25

6:52 pm-11:44 pm

1 stop5h 52m

$342

EugeneIdaho Falls

EUG - IDA

EUGIDA

Eugene

Thu 5/22

1:37 pm-10:34 pm

1 stop7h 57m

Idaho Falls Fanning Field

Mon 5/26

6:00 am-12:37 pm

1 stop7h 37m

$357

EugeneIdaho Falls

EUG - IDA

EUGIDA

Eugene

Thu 5/8

4:07 pm-10:45 pm

1 stop5h 38m

Idaho Falls Fanning Field

Mon 5/12

2:40 pm-9:29 pm

1 stop7h 49m

$432

MedfordIdaho Falls

MFR - IDA

MFRIDA

Medford

Fri 5/23

1:00 pm-10:51 pm

1 stop8h 51m

Idaho Falls Fanning Field

Wed 5/28

6:50 pm-11:52 pm

1 stop6h 02m

$473

MedfordIdaho Falls

MFR - IDA

MFRIDA

Medford

Tue 5/6

2:05 pm-10:45 pm

2 stops31h 40m

Idaho Falls Fanning Field

Fri 5/9

5:00 am-12:01 pm

2 stops32h 01m

$573

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 20 results
1
2

Best time to book a flight from Oregon to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Oregon to Idaho Falls (average of $380). Flying from Oregon to Idaho Falls in July is currently the most expensive (average of $628). 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 OR to IDA?

Find hourly flight availability from Oregon 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 April 24, 2025.

When flying from Oregon to Idaho Falls, 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 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 April 24, 2025.
To help decide which airline to fly from Oregon to Idaho Falls, see what other customers have to say about Alaska Airlines, Delta and Hawaiian Airlines. 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.
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,918 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,393 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Oregon to Idaho Falls. 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 Idaho Falls from Oregon?

    For a flight from Oregon to Idaho Falls, you will be flying into Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city.

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

    The Oregon to Idaho Falls Fanning Field flight path was viewed by 1 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 Oregon to Idaho Falls one-way?

    $64 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Delta and Alaska Airlines, with prices starting from $129 and $162, respectively.

  • What are the most popular routes from Oregon to Idaho Falls?

    Most travelers choose Portland - Idaho Falls Fanning Field, Eugene - Idaho Falls Fanning Field or Medford - Idaho Falls Fanning Field when deciding on the best route from Oregon to Idaho Falls.

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

    Looking at all options, your cheapest flight can be booked for $44. While the most popular route (Portland - Idaho Falls Fanning Field) can be booked for $101 on average our data indicates $80 when flying from Oregon to Idaho Falls.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Oregon to Idaho Falls (average of $380). Flying from Oregon to Idaho Falls in July is currently the most expensive (average of $628). 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 Oregon?

Book flights to Oregon if you plan to visit one of these locations
Rexburg

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Top 3 airlines flying from Oregon to Idaho Falls

Discover the top 3 airlines that operate flights from Oregon 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 2,558,603 searches. Data last updated April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$85Average$117FlexibilityNo cancel feeOn-time88%
DeltaCheapest$198Average$493FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$231Average$466FlexibilityNo cancel feeOn-time75%

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