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$174+ Cheap flights from Idaho Falls to Tucson (IDA - TUS)

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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — TUS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$321
(American Airlines)

One-way from

$174
(Alaska Airlines)

Popular in

July

Cheapest in

May

Average price

$328
From Idaho Falls Fanning Field to Tucson
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One-way flight from Idaho Falls Fanning Field to Tucson
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Highest demand for flights based on searches. 12% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2410:56 amIDA - TUS
1 stop5h 04mUnited Airlines
Sun 9/286:00 amTUS - IDA
1 stop6h 33mUnited Airlines
Deal found 9/9$451
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/134:00 pmIDA - TUS
1 stop5h 18mUnited Airlines
Sat 10/44:26 pmTUS - IDA
1 stop20h 07mUnited Airlines
Deal found 9/11$528
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 9/246:44 amIDA - TUS
1 stop6h 57mAmerican Airlines
Sun 9/287:02 amTUS - IDA
2 stops13h 21mAmerican Airlines
Deal found 9/9$546
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2610:50 amIDA - TUS
1 stop5h 15mUnited Airlines
Tue 9/301:30 pmTUS - IDA
1 stop19h 18mUnited Airlines
Deal found 9/11$579
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/131:35 pmIDA - TUS
1 stop7h 04mAmerican Airlines
Sat 10/410:24 amTUS - IDA
2 stops10h 01mAmerican Airlines
Deal found 9/10$594

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 September 11, 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

Tue 10/28

12:55 pm-7:48 pm

1 stop7h 53m

Tucson

Fri 10/31

5:00 am-12:41 pm

1 stop6h 41m

$335

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Sat 10/25

9:41 am-3:05 pm

1 stop6h 24m

Tucson

Thu 10/30

4:28 pm-10:52 pm

1 stop5h 24m

$386

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Tue 3/10

6:00 am-10:25 am

1 stop5h 25m

Tucson

Wed 3/11

5:00 pm-10:21 pm

1 stop4h 21m

$389

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Sat 10/25

6:00 am-8:30 pm

2 stops15h 30m

Tucson

Thu 10/30

3:35 pm-11:59 pm

1 stop7h 24m

$391

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Tue 3/10

8:00 am-2:21 pm

1 stop7h 21m

Tucson

Wed 3/11

3:20 pm-10:38 pm

1 stop6h 18m

$402

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Tue 9/23

6:51 pm-9:29 pm

1 stop3h 38m

Tucson

Tue 9/30

4:50 pm-10:25 pm

1 stop4h 35m

$431

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Sat 10/25

6:44 am-4:37 pm

2 stops10h 53m

Tucson

Thu 10/30

10:38 am-9:49 pm

2 stops10h 11m

$455

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Fri 1/9

8:00 am-3:21 pm

1 stop7h 21m

Tucson

Sun 1/11

2:52 pm-10:38 pm

2 stops31h 46m

$471

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Tue 3/10

1:43 pm-9:50 pm

2 stops9h 07m

Tucson

Wed 3/11

5:09 am-12:22 pm

1 stop6h 13m

$488

Idaho FallsTucson

IDA - TUS

IDATUS

Idaho Falls Fanning Field

Sun 9/21

6:00 am-10:32 am

1 stop5h 32m

Tucson

Tue 9/30

4:50 pm-10:25 pm

1 stop4h 35m

$516

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 21 results
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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, August is the cheapest month in which you can book a flight from Idaho Falls to Tucson (average of $362). Flying from Idaho Falls to Tucson in March is currently the most expensive (average of $424). 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 September 11, 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 September 11, 2025.
Read through reviews of airlines operating flights from Idaho Falls to Tucson, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • How long is the flight from Idaho Falls to Tucson?

    For as low as $389, American Airlines can have you in Tucson from Idaho Falls in 5h 25m. There are 790 mi between Idaho Falls and Tucson. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Idaho Falls to Tucson round-trip?

    Flying on Delta is currently your cheapest option to Tucson, with prices starting at $164. Users have found that Delta is 61% 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, August is the cheapest month in which you can book a flight from Idaho Falls to Tucson (average of $362). Flying from Idaho Falls to Tucson in March is currently the most expensive (average of $424). 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$164Average$380FlexibilityNo cancel feeOn-timeN/A

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