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Cheap flights from Tucson to Idaho Falls from $170

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Tucson to Idaho Falls departing on 4/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Tucson to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
12:43 pm - 10:40 pm
TUS
-
IDA
8h 57m
1 stop
Alaska Airlines Logo
6:00 am - 11:47 am
IDA
-
TUS
6h 47m
1 stop
$378Alaska Airlines
Sat, May 2 - Tue, May 5
American Airlines Logo
4:53 pm - 11:24 pm
TUS
-
IDA
5h 31m
1 stop
American Airlines Logo
6:05 am - 10:00 am
IDA
-
TUS
4h 55m
1 stop
$395American Airlines
Sun, Mar 22 - Sun, Mar 29
American Airlines Logo
4:53 pm - 11:24 pm
TUS
-
IDA
5h 31m
1 stop
American Airlines Logo
6:05 am - 10:00 am
IDA
-
TUS
4h 55m
1 stop
$400American Airlines
Wed, Mar 18 - Sun, Mar 22
Alaska Airlines Logo
12:43 pm - 10:40 pm
TUS
-
IDA
8h 57m
1 stop
Alaska Airlines Logo
6:00 am - 11:47 am
IDA
-
TUS
6h 47m
1 stop
$425Alaska Airlines
Sat, May 2 - Tue, May 5
Alaska Airlines Logo
7:46 am - 4:19 pm
TUS
-
IDA
7h 33m
1 stop
Alaska Airlines Logo
4:59 pm - 10:17 pm
IDA
-
TUS
6h 18m
1 stop
$459Alaska Airlines
Wed, Apr 1 - Wed, Apr 8
Alaska Airlines Logo
12:43 pm - 10:40 pm
TUS
-
IDA
8h 57m
1 stop
Alaska Airlines Logo
6:00 am - 8:29 pm
IDA
-
TUS
15h 29m
2 stops
$472Alaska Airlines
Sat, May 2 - Tue, May 5
American Airlines Logo
4:53 pm - 11:24 pm
TUS
-
IDA
5h 31m
1 stop
American Airlines Logo
6:05 am - 11:18 am
IDA
-
TUS
6h 13m
1 stop
$504American Airlines
Sun, Mar 22 - Sat, Mar 28
Alaska Airlines Logo
7:27 am - 10:52 pm
TUS
-
IDA
14h 25m
2 stops
Alaska Airlines Logo
4:59 pm - 10:17 pm
IDA
-
TUS
6h 18m
1 stop
$522Alaska Airlines
Wed, Apr 1 - Wed, Apr 8
American Airlines Logo
4:53 pm - 11:24 pm
TUS
-
IDA
5h 31m
1 stop
American Airlines Logo
6:05 am - 10:00 am
IDA
-
TUS
4h 55m
1 stop
$539American Airlines
Mon, Mar 9 - Wed, Mar 11
Delta Logo
6:00 am - 6:15 pm
TUS
-
IDA
11h 15m
2 stops
Delta Logo
5:45 am - 10:23 am
IDA
-
TUS
5h 38m
1 stop
$559Delta
Sun, Mar 22 - Sat, Mar 28

Delta flights from Tucson to Idaho Falls

Our best Delta deals on Tucson to Idaho Falls flight tickets
Delta
Mar 22
TUS6:00 amTucson
11h 15m
2 stops
IDA6:15 pmIdaho Falls Fanning Field
Mar 28
IDA5:45 amIdaho Falls Fanning Field
5h 38m
1 stop
TUS10:23 amTucson
$559
Delta
Mar 22
TUS6:00 amTucson
11h 15m
2 stops
IDA6:15 pmIdaho Falls Fanning Field
Mar 28
IDA1:10 pmIdaho Falls Fanning Field
8h 55m
2 stops
TUS9:05 pmTucson
$564
Delta
Mar 20
TUS11:46 amTucson
9h 30m
2 stops
IDA10:16 pmIdaho Falls Fanning Field
Mar 24
IDA1:10 pmIdaho Falls Fanning Field
8h 55m
2 stops
TUS9:05 pmTucson
$595

American Airlines flights from Tucson to Idaho Falls

Our best American Airlines deals on Tucson to Idaho Falls flight tickets
American Airlines
Mar 22
TUS4:53 pmTucson
5h 31m
1 stop
IDA11:24 pmIdaho Falls Fanning Field
Mar 29
IDA6:05 amIdaho Falls Fanning Field
4h 55m
1 stop
TUS10:00 amTucson
$395
American Airlines
Mar 18
TUS4:53 pmTucson
5h 31m
1 stop
IDA11:24 pmIdaho Falls Fanning Field
Mar 22
IDA6:05 amIdaho Falls Fanning Field
4h 55m
1 stop
TUS10:00 amTucson
$400
American Airlines
Mar 22
TUS4:53 pmTucson
5h 31m
1 stop
IDA11:24 pmIdaho Falls Fanning Field
Mar 28
IDA6:05 amIdaho Falls Fanning Field
6h 13m
1 stop
TUS11:18 amTucson
$504

momondo Fare Finder

 
Customize your flight search to find flights from Tucson 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, momondo users made 832,500 searches. Data last updated March 7, 2026.
Use the filters below to find and compare flights from Tucson to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Sat 5/2

12:43 pm-10:40 pm

1 stop8h 57m

Idaho Falls Fanning Field

Tue 5/5

6:00 am-11:47 am

1 stop6h 47m

$378
Quickest round-trip

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Sun 3/22

4:53 pm-11:24 pm

1 stop5h 31m

Idaho Falls Fanning Field

Sun 3/29

6:05 am-10:00 am

1 stop4h 55m

$395

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Wed 3/18

4:53 pm-11:24 pm

1 stop5h 31m

Idaho Falls Fanning Field

Sun 3/22

6:05 am-10:00 am

1 stop4h 55m

$400

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Sat 5/2

12:43 pm-10:40 pm

1 stop8h 57m

Idaho Falls Fanning Field

Tue 5/5

6:00 am-11:47 am

1 stop6h 47m

$425

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Wed 4/1

7:46 am-4:19 pm

1 stop7h 33m

Idaho Falls Fanning Field

Wed 4/8

4:59 pm-10:17 pm

1 stop6h 18m

$459

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Sat 5/2

12:43 pm-10:40 pm

1 stop8h 57m

Idaho Falls Fanning Field

Tue 5/5

6:00 am-8:29 pm

2 stops15h 29m

$472

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Sun 3/22

4:53 pm-11:24 pm

1 stop5h 31m

Idaho Falls Fanning Field

Sat 3/28

6:05 am-11:18 am

1 stop6h 13m

$504

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Wed 4/1

7:27 am-10:52 pm

2 stops14h 25m

Idaho Falls Fanning Field

Wed 4/8

4:59 pm-10:17 pm

1 stop6h 18m

$522

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Mon 3/9

4:53 pm-11:24 pm

1 stop5h 31m

Idaho Falls Fanning Field

Wed 3/11

6:05 am-10:00 am

1 stop4h 55m

$539

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Sun 3/22

6:00 am-6:15 pm

2 stops11h 15m

Idaho Falls Fanning Field

Sat 3/28

5:45 am-10:23 am

1 stop5h 38m

$559

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Tucson to Idaho Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Tucson to Idaho Falls Fanning Field?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Tucson to Idaho Falls Fanning Field

What airlines fly to Idaho Falls?

Allegiant Air, Delta and United Airlines are the top three most popular airlines that fly to Idaho Falls from Tucson according to our data. Allegiant Air is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Idaho Falls. Keep in mind that there are 3 different airlines that fly to Idaho Falls on a routine basis, so you have a few additional options to choose from.

When to book flights from Tucson to Idaho Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Tucson to Idaho Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Tucson to Idaho Falls (TUS to IDA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Tucson to Idaho Falls

Fastest flight time

6h 30m

Direct flights

None
The fastest flight from Tucson to Idaho Falls takes 6h 30m
There are no direct flights from Tucson to Idaho Falls. There are no popular flight routes from Tucson to Idaho Falls.
Search flight deals

  • How far is Tucson to Idaho Falls Fanning Field by plane?

    The straight-line distance from Tucson to Idaho Falls Fanning Field is 778.5 mi. In terms of flight time, this usually takes a little over 6h 30m.

  • When did momondo last update prices for flights from Tucson Airport to Idaho Falls Fanning Field Airport?

    Prices for flights from Tucson Airport to Idaho Falls Fanning Field Airport refresh daily.

  • How old do you have to be to fly from Tucson Airport to Idaho Falls Fanning Field Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Tucson Airport to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The necessary travel and health documents for your Idaho Falls Fanning Field Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

Why should I use momondo to find a flight deal from Tucson to Idaho Falls?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Idaho Falls from Tucson.

Can I find flights from Tucson to Idaho Falls with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Idaho Falls from Tucson with this policy.

How can momondo help me find flights from Tucson to Idaho Falls?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho Falls from Tucson.

I’m not ready to book a flight from Tucson to Idaho Falls right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Idaho Falls from Tucson. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Idaho Falls trip

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