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Idaho Falls

$73+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IDA
May 5 — May 121
Mon 5/5
Mon 5/12
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 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$102
(Kiwi.com)

One-way from

$73
(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 ($187 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 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Fri 5/301:21 pmPDX - IDA
Nonstop1h 39mAllegiant Air
Mon 6/24:50 pmIDA - PDX
Nonstop1h 39mAllegiant Air
Deal found 4/29$102
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 5/282:30 pmPDX - IDA
1 stop7h 04mAlaska Airlines
Wed 6/46:00 amIDA - PDX
1 stop3h 52mAlaska Airlines
Deal found 4/28$256
This Delta deal was found by Cheapflights users on 4/28. 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 5/305:30 amPDX - IDA
1 stop5h 20mDelta
Mon 6/26:50 pmIDA - PDX
1 stop5h 53mDelta
Deal found 4/28$313
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 5/214:00 pmPDX - IDA
1 stop5h 34mHawaiian Airlines
Sun 5/256:00 amIDA - PDX
1 stop4h 53mHawaiian Airlines
Deal found 4/29$314
This Delta deal was found by Cheapflights users on 4/28. 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 7/315:15 amMFR - IDA
1 stop4h 19mDelta
Fri 8/16:52 pmIDA - MFR
1 stop6h 01mDelta
Deal found 4/28$331
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 5/135:21 pmEUG - IDA
1 stop4h 15mAlaska Airlines
Sat 5/174:20 pmIDA - EUG
1 stop6h 17mAlaska Airlines
Deal found 4/28$365
This Delta deal was found by Cheapflights users on 4/28. 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 5/137:00 amEUG - IDA
2 stops10h 10mDelta
Sat 5/176:50 pmIDA - EUG
1 stop4h 34mDelta
Deal found 4/28$371
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 5/165:48 pmMFR - IDA
1 stop3h 46mAlaska Airlines
Sun 5/186:00 amIDA - MFR
1 stop6h 13mAlaska Airlines
Deal found 4/29$380
This United Airlines deal was found by Cheapflights users on 4/27. 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 6/52:12 pmMFR - IDA
3 stops29h 46mUnited Airlines
Mon 6/95:55 pmIDA - MFR
2 stops19h 04mUnited Airlines
Deal found 4/27$538
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/301:35 pmPDX - IDA
3 stops19h 09mUnited Airlines
Mon 6/25:55 pmIDA - PDX
2 stops19h 27mUnited Airlines
Deal found 4/29$590
This United Airlines deal was found by Cheapflights users on 4/28. 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 5/131:58 pmEUG - IDA
2 stops18h 34mUnited Airlines
Sat 5/177:00 amIDA - EUG
2 stops30h 14mUnited Airlines
Deal found 4/28$628

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 30, 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

Fri 5/30

1:21 pm-4:00 pm

Nonstop1h 39m

Idaho Falls Fanning Field

Mon 6/2

4:50 pm-5:29 pm

Nonstop1h 39m

$102

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Wed 5/28

2:30 pm-10:34 pm

1 stop7h 04m

Idaho Falls Fanning Field

Wed 6/4

6:00 am-8:52 am

1 stop3h 52m

$256

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Fri 5/30

5:30 am-11:50 am

1 stop5h 20m

Idaho Falls Fanning Field

Mon 6/2

6:50 pm-11:43 pm

1 stop5h 53m

$313

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Wed 5/21

4:00 pm-10:34 pm

1 stop5h 34m

Idaho Falls Fanning Field

Sun 5/25

6:00 am-9:53 am

1 stop4h 53m

$314

EugeneIdaho Falls

EUG - IDA

EUGIDA

Eugene

Tue 5/13

5:21 pm-10:36 pm

1 stop4h 15m

Idaho Falls Fanning Field

Sat 5/17

4:20 pm-9:37 pm

1 stop6h 17m

$365

EugeneIdaho Falls

EUG - IDA

EUGIDA

Eugene

Tue 5/13

7:00 am-6:10 pm

2 stops10h 10m

Idaho Falls Fanning Field

Sat 5/17

6:50 pm-10:24 pm

1 stop4h 34m

$371

MedfordIdaho Falls

MFR - IDA

MFRIDA

Medford

Fri 5/16

5:48 pm-10:34 pm

1 stop3h 46m

Idaho Falls Fanning Field

Sun 5/18

6:00 am-11:13 am

1 stop6h 13m

$380

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Fri 5/30

1:35 pm-9:44 am

3 stops19h 09m

Idaho Falls Fanning Field

Mon 6/2

5:55 pm-12:22 pm

2 stops19h 27m

$590

EugeneIdaho Falls

EUG - IDA

EUGIDA

Eugene

Tue 5/13

1:58 pm-9:32 am

2 stops18h 34m

Idaho Falls Fanning Field

Sat 5/17

7:00 am-12:14 pm

2 stops30h 14m

$628

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Mon 5/5

1:55 pm-4:33 pm

Nonstop1h 38m

$73

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 19 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 30, 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 30, 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
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,406 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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?

    $73 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 $153 and $178, 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 $107 on average our data indicates $77 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 30, 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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