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Idaho Falls

$146+ Cheap flights from Phoenix 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 6/26. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IDA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Phoenix to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) 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 June 12, 2025.

Round-trip from

$278
(Hawaiian Airlines)

One-way from

$197
(Alaska Airlines)

Popular in

February

Cheapest in

July

Average price

$430
From Phoenix to Idaho Falls Fanning Field
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One-way flight from Phoenix to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 16% potential increase in price ($89 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Phoenix to Idaho Falls

Cheapest flights from Phoenix to Idaho Falls
Explore the most affordable flight options available from Phoenix to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 9/23:58 pmPHX - IDA
1 stop5h 41mHawaiian Airlines
Wed 9/104:03 pmIDA - PHX
1 stop8h 52mHawaiian Airlines
Deal found 6/11$278
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 7/293:47 pmPHX - IDA
1 stop5h 52mAlaska Airlines
Wed 8/64:03 pmIDA - PHX
1 stop8h 51mAlaska Airlines
Deal found 6/11$279
This Delta deal was found by Cheapflights users on 6/11. 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 7/296:05 amPHX - IDA
1 stop3h 29mDelta
Fri 8/811:20 amIDA - PHX
1 stop5h 55mDelta
Deal found 6/11$285
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 7/149:51 amPHX - IDA
1 stop6h 31mUnited Airlines
Tue 7/156:03 pmIDA - PHX
1 stop4h 57mUnited Airlines
Deal found 6/10$290
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Thu 7/174:57 pmPHX - IDA
2 stops17h 47mMultiple Airlines
Fri 7/186:12 pmIDA - PHX
2 stops29h 07mMultiple Airlines
Deal found 6/11$326
This American Airlines deal was found by Cheapflights users on 6/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:00 amPHX - IDA
1 stop7h 19mAmerican Airlines
Sun 11/95:37 amIDA - PHX
Nonstop2h 13mAmerican Airlines
Deal found 6/9$377

Cheapflights Fare Finder

Customize your flight search to find flights from Phoenix 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 June 12, 2025.
Use the filters below to find and compare flights from Phoenix to Idaho Falls that are best for you.

Fly from

Phoenix

Fly to

Idaho Falls

Route

Depart

Return

Price

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 9/2

3:58 pm-10:39 pm

1 stop5h 41m

Idaho Falls Fanning Field

Wed 9/10

4:03 pm-11:55 pm

1 stop8h 52m

$278

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 7/29

3:47 pm-10:39 pm

1 stop5h 52m

Idaho Falls Fanning Field

Wed 8/6

4:03 pm-11:54 pm

1 stop8h 51m

$279

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 7/29

6:05 am-10:34 am

1 stop3h 29m

Idaho Falls Fanning Field

Fri 8/8

11:20 am-4:15 pm

1 stop5h 55m

$285

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Mon 7/14

9:51 am-5:22 pm

1 stop6h 31m

Idaho Falls Fanning Field

Tue 7/15

6:03 pm-10:00 pm

1 stop4h 57m

$290

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 7/17

4:57 pm-11:44 am

2 stops17h 47m

Idaho Falls Fanning Field

Fri 7/18

6:12 pm-10:19 pm

2 stops29h 07m

$326

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Fri 11/7

5:00 am-12:19 pm

1 stop7h 19m

Idaho Falls Fanning Field

Sun 11/9

5:37 am-7:50 am

Nonstop2h 13m

$377

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 6/26

12:54 pm-11:45 am

1 stop21h 51m

$146

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 7/8

1:55 pm-10:39 pm

1 stop7h 44m

$197

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 7/3

6:45 pm-3:29 pm

1 stop19h 44m

$392

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Sat 6/28

12:38 am-1:21 pm

1 stop11h 43m

$731

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from Phoenix to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Phoenix to Idaho Falls (average of $380). Flying from Phoenix to Idaho Falls in December is currently the most expensive (average of $578). 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 PHX to IDA?

Find hourly flight availability from Phoenix 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 June 12, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 27% on flights from Phoenix to Idaho Falls by exploring options for tickets in the morning.

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 June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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 Phoenix 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 Phoenix?

    Most people fly into Idaho Falls Fanning Field (IDA) if they book a flight to Idaho Falls from Phoenix. On average, Fanning Field has 0 inbound flights from Phoenix per day from 4 airlines. Idaho Falls Fanning Field is conveniently located just 3.8 mi from Idaho Falls’s city center.

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

    Cheapflights users have booked flights from Phoenix to Idaho Falls round-trip from $278. Other airlines that can offer you cheap pricing are Alaska Airlines, from $279, and Delta, from $285. Hawaiian Airlines is priced at 38% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Phoenix to Idaho Falls (average of $380). Flying from Phoenix to Idaho Falls in December is currently the most expensive (average of $578). 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 Phoenix?

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Top 4 airlines flying from Phoenix to Idaho Falls

Discover the top 4 airlines that operate flights from Phoenix 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$100Average$175FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$271Average$567FlexibilityNo cancel feeOn-time71%
DeltaCheapest$285Average$452FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$301Average$465FlexibilityNo cancel feeOn-time75%

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