HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho Falls

$107+ Cheap flights from Sky Harbor Intl (PHX) 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — IDA
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sky Harbor Intl to Idaho Falls with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Sky Harbor Intl to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) 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 March 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(Alaska Airlines)

One-way from

$135
(United Airlines)

Popular in

February

Cheapest in

April

Average price

$536
Provider with most accurate pricing for Phoenix Sky Harbor Intl-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-Idaho Falls Fanning Field flights.
Search Deals
From Phoenix Sky Harbor Intl to Idaho Falls Fanning Field
Search Deals
One-way flight from Phoenix Sky Harbor Intl to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Sky Harbor Intl to Idaho Falls

Cheapest flights from Sky Harbor Intl to Idaho Falls
Explore the most affordable flight options available from Sky Harbor Intl to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 27, 2025.

This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 4/228:51 pmPHX - IDA
1 stop18h 07mAlaska Airlines
Tue 4/296:00 amIDA - PHX
1 stop7h 54mAlaska Airlines
Deal found 3/26$269
This American Airlines deal was found by Cheapflights users on 3/26. 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.
Tue 4/227:05 pmPHX - IDA
Nonstop2h 05mAmerican Airlines
Tue 4/297:43 amIDA - PHX
Nonstop2h 15mAmerican Airlines
Deal found 3/26$281
This United Airlines deal was found by Cheapflights users on 3/26. 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.
Sat 5/103:29 pmPHX - IDA
1 stop6h 16mUnited Airlines
Fri 5/305:55 pmIDA - PHX
1 stop5h 06mUnited Airlines
Deal found 3/26$305
This Delta deal was found by Cheapflights users on 3/24. 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.
Mon 4/215:25 pmPHX - IDA
1 stop4h 31mDelta
Mon 4/281:10 pmIDA - PHX
1 stop4h 10mDelta
Deal found 3/24$365
This Hawaiian Airlines deal was found by Cheapflights users on 3/25. 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.
Thu 5/226:00 amPHX - IDA
1 stop8h 40mHawaiian Airlines
Mon 5/266:00 amIDA - PHX
1 stop5h 48mHawaiian Airlines
Deal found 3/25$447

Cheapflights Fare Finder

Customize your flight search to find flights from Sky Harbor Intl 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 March 27, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Idaho Falls that are best for you.

Fly from

Sky Harbor Intl

Fly to

Idaho Falls

Route

Depart

Return

Price

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 4/22

8:51 pm-3:58 pm

1 stop18h 07m

Idaho Falls Fanning Field

Tue 4/29

6:00 am-12:54 pm

1 stop7h 54m

$269

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 4/22

7:05 pm-10:10 pm

Nonstop2h 05m

Idaho Falls Fanning Field

Tue 4/29

7:43 am-8:58 am

Nonstop2h 15m

$281

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Sat 5/10

3:29 pm-10:45 pm

1 stop6h 16m

Idaho Falls Fanning Field

Fri 5/30

5:55 pm-10:01 pm

1 stop5h 06m

$305

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Mon 4/21

5:25 pm-10:56 pm

1 stop4h 31m

Idaho Falls Fanning Field

Mon 4/28

1:10 pm-4:20 pm

1 stop4h 10m

$365

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 5/22

6:00 am-3:40 pm

1 stop8h 40m

Idaho Falls Fanning Field

Mon 5/26

6:00 am-10:48 am

1 stop5h 48m

$447

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Thu 4/24

6:26 pm-2:42 pm

1 stop19h 16m

$107

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 6/3

4:30 pm-10:51 pm

1 stop5h 21m

$135

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 6/10

6:00 am-10:39 am

1 stop3h 39m

$143

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Wed 4/23

7:00 am-3:58 pm

1 stop7h 58m

$150

PhoenixIdaho Falls

PHX - IDA

PHXIDA

Phoenix Sky Harbor Intl

Tue 5/20

3:43 pm-10:34 pm

1 stop5h 51m

$193

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 11 results
1
2

Compare providers for flights from Sky Harbor Intl 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 Sky Harbor Intl to Idaho Falls in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 Phoenix Sky Harbor Intl Airport-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-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 Phoenix Sky Harbor Intl Airport-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 Sky Harbor Intl to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Sky Harbor Intl 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 Sky Harbor Intl Airport to Idaho Falls

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Idaho Falls?

Currently, October is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Idaho Falls (average of $380). Flying from Phoenix Sky Harbor Intl Airport 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 PHX to IDA?

Find hourly flight availability from Sky Harbor Intl 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 March 27, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 33% on flights from Phoenix Sky Harbor Intl Airport to Idaho Falls by exploring options for tickets in the morning.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Idaho Falls?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Idaho Falls. Price data was last updated on March 23, 2025.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Idaho Falls flight should consider departing on Thursday mornings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to Idaho Falls

Explore weekly flight availability from Sky Harbor Intl to Idaho Falls. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 27, 2025.

The most flights from PHX to IDA are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 March 27, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and Hawaiian Airlines from Phoenix to Idaho Falls. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,795 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,795 reviews
Alaska Airlines
8.0
Very good
9,795 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,895 reviews
Alaska Airlines
8.0
Very good
9,795 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,334 reviews
Alaska Airlines
8.0
Very good
9,795 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,603 reviews
Alaska Airlines
8.0
Very good
9,795 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,795 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl 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 Sky Harbor Intl?

    For a flight from Phoenix Sky Harbor Intl 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. Fanning Field is the only Idaho Falls airport and it handles 1 inbound flight from Phoenix Sky Harbor Intl per day. 4 airlines have flights to Idaho Falls Fanning Field from Phoenix Sky Harbor Intl on a regular basis.

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

    Alaska Airlines, at $269, was found to be the cheapest airline from Phoenix Sky Harbor Intl Airport to Idaho Falls.Alternate airlines to your destination round-trip include American Airlines and United Airlines. Alaska Airlines is priced at 42% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Idaho Falls one-way?

    The cheapest airlines for a one-way flight from Phoenix Sky Harbor Intl Airport to Idaho Falls are United Airlines ($135), Delta ($143), and Hawaiian Airlines ($193).

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

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

  • How can I find direct flights from Sky Harbor Intl to Idaho Falls?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Idaho Falls?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Sky Harbor Intl Airport to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Idaho Falls (average of $380). Flying from Phoenix Sky Harbor Intl Airport 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 Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Rexburg

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Sky Harbor Intl to Idaho Falls

Discover the top 4 airlines that operate flights from Sky Harbor Intl 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 March 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$107Average$147FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$184Average$509FlexibilityNo cancel feeOn-time71%
DeltaCheapest$294Average$495FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$301Average$465FlexibilityNo cancel feeOn-time75%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.