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

Delta, United Airlines, and Frontier are the most popular carriers operating from Tucson to Idaho

What airlines fly to Idaho?

Allegiant Air, Delta and Alaska Airlines are the top three most popular airlines that fly to Idaho from Tucson according to our data. Allegiant Air is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 5 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Tucson Airport to Idaho?

Prices for flights from Tucson Airport to Idaho are updated daily.

How many operators does momondo search for flights from Tucson Airport to Idaho?

The number of operators available for flights from Tucson Airport to Idaho is 6 as of December 2025.

How old do you have to be to fly from Tucson Airport to Idaho?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Tucson Airport to Idaho.

What documentation or ID do you need to fly to Idaho?

The travel and health documents you'll need for your trip to Idaho may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$134 Cheap Flights from Tucson to Idaho in 2025/26

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Find the cheapest flights from Tucson to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:55 pm - 9:58 pm

TUS

BOI

7h 03m1 stop

7:25 am - 2:04 pm

BOI

TUS

6h 39m1 stop

$187Delta

Thu, Jan 22 - Sat, Jan 24

12:05 pm - 9:58 pm

TUS

BOI

9h 53m2 stops

7:25 am - 2:04 pm

BOI

TUS

6h 39m1 stop

$192Delta

Thu, Jan 22 - Sat, Jan 24

8:15 am - 6:28 pm

TUS

BOI

10h 13m2 stops

9:15 am - 5:04 pm

BOI

TUS

7h 49m2 stops

$198Delta

Thu, Jan 22 - Sat, Jan 24

5:55 pm - 11:21 pm

TUS

GEG

6h 26m1 stop

9:20 am - 10:25 pm

GEG

TUS

12h 05m2 stops

$237Delta

Tue, Jan 6 - Mon, Feb 16

12:24 pm - 8:58 pm

TUS

GEG

9h 34m2 stops

9:20 am - 10:25 pm

GEG

TUS

12h 05m2 stops

$242Delta

Tue, Jan 6 - Mon, Feb 16

6:00 am - 11:04 pm

TUS

GEG

18h 04m1 stop

7:06 pm - 11:59 pm

GEG

TUS

27h 53m1 stop

$245Alaska Airlines

Thu, Feb 5 - Sun, Feb 15

9:46 am - 2:58 pm

TUS

GEG

6h 12m1 stop

6:15 am - 2:16 pm

GEG

TUS

7h 01m1 stop

$264American Airlines

Tue, Jan 6 - Mon, Feb 16

4:29 pm - 11:12 am

TUS

GEG

19h 43m1 stop

1:38 pm - 11:59 pm

GEG

TUS

9h 21m1 stop

$285Alaska Airlines

Thu, Jan 8 - Mon, Jan 12

2:32 pm - 8:42 pm

TUS

JAC

6h 10m1 stop

4:29 pm - 9:26 pm

JAC

TUS

4h 57m1 stop

$287United Airlines

Tue, Jan 27 - Wed, Jan 28

7:25 am - 1:24 pm

TUS

IDA

4h 59m1 stop

2:35 pm - 8:42 pm

IDA

TUS

7h 07m1 stop

$419United Airlines

Thu, Apr 2 - Sun, Apr 5

American Airlines flights from Tucson to Idaho

Our best American Airlines deals on Tucson to Idaho flight tickets

American Airlines

Jan 6

TUS9:46 amTucson

6h 12m

1 stop

GEG2:58 pmSpokane

Feb 16

GEG6:15 amSpokane

7h 01m

1 stop

TUS2:16 pmTucson

$264

Find similar

American Airlines

Dec 25

TUS9:39 amTucson

4h 57m

1 stop

GEG1:36 pmSpokane

Dec 29

GEG3:05 pmSpokane

4h 55m

1 stop

TUS9:00 pmTucson

$442

Find similar

American Airlines

Dec 27

TUS9:39 amTucson

7h 14m

1 stop

BOI4:53 pmBoise Air Term. Gowen Fld

Jan 9

BOI2:48 pmBoise Air Term. Gowen Fld

6h 07m

1 stop

TUS8:55 pmTucson

$492

Find similar

Delta flights from Tucson to Idaho

Our best Delta deals on Tucson to Idaho flight tickets

Delta

Jan 22

TUS2:55 pmTucson

7h 03m

1 stop

BOI9:58 pmBoise Air Term. Gowen Fld

Jan 24

BOI7:25 amBoise Air Term. Gowen Fld

6h 39m

1 stop

TUS2:04 pmTucson

$187

Find similar

Delta

Jan 22

TUS12:05 pmTucson

9h 53m

2 stops

BOI9:58 pmBoise Air Term. Gowen Fld

Jan 24

BOI7:25 amBoise Air Term. Gowen Fld

6h 39m

1 stop

TUS2:04 pmTucson

$192

Find similar

Delta

Jan 22

TUS8:15 amTucson

10h 13m

2 stops

BOI6:28 pmBoise Air Term. Gowen Fld

Jan 24

BOI9:15 amBoise Air Term. Gowen Fld

7h 49m

2 stops

TUS5:04 pmTucson

$198

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TucsonBoise

TUS - BOI

TUSBOI

Tucson

Thu 1/22

2:55 pm-9:58 pm

1 stop7h 03m

Boise Air Term. Gowen Fld

Sat 1/24

7:25 am-2:04 pm

1 stop6h 39m

$187

TucsonBoise

TUS - BOI

TUSBOI

Tucson

Thu 1/22

12:05 pm-9:58 pm

2 stops9h 53m

Boise Air Term. Gowen Fld

Sat 1/24

7:25 am-2:04 pm

1 stop6h 39m

$192

TucsonBoise

TUS - BOI

TUSBOI

Tucson

Thu 1/22

8:15 am-6:28 pm

2 stops10h 13m

Boise Air Term. Gowen Fld

Sat 1/24

9:15 am-5:04 pm

2 stops7h 49m

$198

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Tue 1/6

5:55 pm-11:21 pm

1 stop6h 26m

Spokane

Mon 2/16

9:20 am-10:25 pm

2 stops12h 05m

$237

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Tue 1/6

12:24 pm-8:58 pm

2 stops9h 34m

Spokane

Mon 2/16

9:20 am-10:25 pm

2 stops12h 05m

$242

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Thu 2/5

6:00 am-11:04 pm

1 stop18h 04m

Spokane

Sun 2/15

7:06 pm-11:59 pm

1 stop27h 53m

$245

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Tue 1/6

9:46 am-2:58 pm

1 stop6h 12m

Spokane

Mon 2/16

6:15 am-2:16 pm

1 stop7h 01m

$264

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Thu 1/8

4:29 pm-11:12 am

1 stop19h 43m

Spokane

Mon 1/12

1:38 pm-11:59 pm

1 stop9h 21m

$285

TucsonJackson

TUS - JAC

TUSJAC

Tucson

Tue 1/27

2:32 pm-8:42 pm

1 stop6h 10m

Jackson Hole

Wed 1/28

4:29 pm-9:26 pm

1 stop4h 57m

$287

TucsonIdaho Falls

TUS - IDA

TUSIDA

Tucson

Thu 4/2

7:25 am-1:24 pm

1 stop4h 59m

Idaho Falls Fanning Field

Sun 4/5

2:35 pm-8:42 pm

1 stop7h 07m

$419

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Tucson to Idaho

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

Prices

Airlines

What is the cheapest month to fly to Idaho?

In general, April is the cheapest month to fly from Tucson to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $290. If you don’t want to visit Idaho in April, then you should wait until August to fly from Tucson, when ticket prices are also cheap, with an average price of $299.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Wednesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $336. On the other hand, Sunday is the most expensive day to depart from Tucson because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $526.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is in the morning. momondo users have found flights departing from Tucson to Idaho in the morning for as low as $355. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Idaho, so prices are often more expensive at around $400 per ticket.

Cheap Tucson to Idaho flight deals and tips

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

Fastest flight time	4h 10m
Direct flights	None

The fastest flight from Tucson to Idaho takes 4h 10m

There are no direct flights from Tucson to Idaho. There are no popular flight routes from Tucson to Idaho.

Search flight deals

When did momondo last update prices for flights from Tucson Airport to Idaho?
Prices for flights from Tucson Airport to Idaho are updated daily.
How many operators does momondo search for flights from Tucson Airport to Idaho?
The number of operators available for flights from Tucson Airport to Idaho is 6 as of December 2025.
How old do you have to be to fly from Tucson Airport to Idaho?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Tucson Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The travel and health documents you'll need for your trip to Idaho may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Tucson to Idaho

Compare and see reviews for airlines that fly from Tucson to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $188	Free Cancellation	Rating 7.9 4,253 reviews	Search Southwest flights
Delta	PriceFrom $207	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
Alaska Airlines	PriceFrom $253	Free Cancellation	Rating 8.0 11,432 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $258	Free Cancellation	Rating 7.2 11,049 reviews	Search American Airlines flights

Why use momondo?

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

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 from Tucson.

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

All flight searches from Tucson to Idaho on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Tucson to Idaho flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Idaho, momondo offers a useful price alert feature which will track prices for flights to Idaho from Tucson and alert you when they change.