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$328+ Cheap flights from Idaho Falls to Tucson (IDA - TUS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — TUS
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Idaho Falls to Tucson

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Tucson (TUS). 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 July 29, 2025.

Round-trip from

$328
(Alaska Airlines)

Popular in

July

Cheapest in

May

Average price

$817
From Idaho Falls Fanning Field to Tucson
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Highest demand for flights based on searches. 15% potential increase in price ($80 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Idaho Falls to Tucson

Cheapest flights from Idaho Falls to Tucson
Explore the most affordable flight options available from Idaho Falls to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 10/226:00 amIDA - TUS
1 stop12h 24mAlaska Airlines
Sun 10/265:00 amTUS - IDA
1 stop9h 13mAlaska Airlines
Deal found 7/28$328
This Delta deal was found by Cheapflights users on 7/28. 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 8/126:52 pmIDA - TUS
1 stop3h 35mDelta
Sat 8/1611:15 amTUS - IDA
1 stop5h 56mDelta
Deal found 7/28$505

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Tucson 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 July 29, 2025.
Use the filters below to find and compare flights from Idaho Falls to Tucson that are best for you.

Fly from

Idaho Falls

Fly to

Tucson

Route

Depart

Return

Price

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Wed 10/22

6:00 am-5:24 pm

1 stop12h 24m

Tucson

Sun 10/26

5:00 am-3:13 pm

1 stop9h 13m

$328

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Tue 8/12

6:52 pm-9:27 pm

1 stop3h 35m

Tucson

Sat 8/16

11:15 am-6:11 pm

1 stop5h 56m

$505

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Idaho Falls to Tucson

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

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

Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Tucson (average of $364). Flying from Idaho Falls to Tucson in March is currently the most expensive (average of $425). 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 IDA to TUS?

Find hourly flight availability from Idaho Falls to Tucson. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

One of the essential ways to save on airfare from Idaho Falls to Tucson is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 16% on airfare.

Reviews of airlines servicing Tucson

Get insights into the airlines that provide service to Tucson. 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 Tucson. Reviews last updated July 29, 2025.
Read through reviews of airlines operating flights from Idaho Falls to Tucson, such as Alaska Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Tucson. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Flying on Alaska Airlines is currently your cheapest option to Tucson, with prices starting at $328. Another option worth looking into is Delta, starting at $505 round trip. Users have found that Alaska Airlines is 26% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Tucson (average of $364). Flying from Idaho Falls to Tucson in March is currently the most expensive (average of $425). 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 Tucson?

Book flights to Tucson if you plan to visit one of these locations
Sierra Vista
Green Valley

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Top airline flying from Idaho Falls to Tucson

Discover the top airline that operate flights from Idaho Falls to Tucson. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$164Average$380FlexibilityNo cancel feeOn-timeN/A

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