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

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

How many flights depart from Tucson to Idaho on average per week?

As of September 2025, 1 flights take off from Tucson and land in Idaho each week. The most common flight departure day for this route is Sun, with 100% of weekly flights taking off on this day.

What airlines fly to Idaho?

Allegiant Air, Delta and Southwest 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 29% 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 September 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.

$136 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

7:15 am - 1:43 pmTUS-BOI

5h 28m1 stop

2:40 pm - 6:43 pmBOI-TUS

5h 03m1 stop

$267United Airlines

Find Deal

Mon, Oct 20 - Mon, Oct 27

11:33 am - 4:23 pmTUS-GEG

4h 50m1 stop

6:40 am - 1:07 pmGEG-TUS

6h 27m1 stop

$271American Airlines

Find Deal

Sat, Oct 18 - Sat, Oct 25

11:35 am - 5:39 pmTUS-BOI

6h 04m1 stop

5:40 am - 2:01 pmBOI-TUS

8h 21m1 stop

$271Delta

Find Deal

Thu, Dec 25 - Sat, Jan 10

11:15 am - 6:43 pmTUS-GEG

7h 28m2 stops

11:20 am - 9:25 pmGEG-TUS

10h 05m2 stops

$281Delta

Find Deal

Sat, Oct 18 - Sat, Oct 25

7:29 am - 11:40 amTUS-GEG

5h 11m1 stop

5:51 am - 3:45 pmGEG-TUS

8h 54m1 stop

$298Alaska Airlines

Find Deal

Thu, Dec 4 - Sat, Dec 6

4:20 pm - 10:44 pmTUS-GEG

7h 24m1 stop

8:30 am - 3:21 pmGEG-TUS

5h 51m1 stop

$301Alaska Airlines

Find Deal

Wed, Feb 25 - Sun, Mar 1

5:25 am - 9:35 amTUS-GEG

5h 10m1 stop

5:00 am - 2:05 pmGEG-TUS

8h 05m1 stop

$329Southwest

Find Deal

Thu, Nov 20 - Tue, Nov 25

1:35 pm - 9:40 pmTUS-GEG

9h 05m2 stops

4:35 pm - 12:35 amGEG-TUS

7h 00m2 stops

$379Southwest

Find Deal

Wed, Feb 25 - Sun, Mar 1

8:46 am - 8:18 pmTUS-GEG

11h 32m2 stops

9:08 pm - 11:39 amGEG-TUS

14h 31m1 stop

$387Multiple Airlines

Find Deal

Thu, Oct 9 - Sun, Oct 12

8:46 am - 8:18 pmTUS-GEG

11h 32m2 stops

9:08 pm - 11:39 amGEG-TUS

14h 31m1 stop

$431Multiple Airlines

Find Deal

Sun, Oct 12 - Sun, Oct 19

United Airlines flights from Tucson to Idaho

Our best United Airlines deals on Tucson to Idaho flight tickets

United Airlines

Oct 20

TUS7:15 amTucson

5h 28m

1 stop

BOI1:43 pmBoise Air Term. Gowen Fld

Oct 27

BOI2:40 pmBoise Air Term. Gowen Fld

5h 03m

1 stop

TUS6:43 pmTucson

$267

Find similar

United Airlines

Jan 5

TUS8:30 amTucson

4h 54m

1 stop

JAC1:24 pmJackson Hole

Jan 8

JAC7:00 amJackson Hole

6h 30m

1 stop

TUS1:30 pmTucson

$314

Find similar

United Airlines

Oct 23

TUS4:25 pmTucson

5h 24m

1 stop

IDA10:49 pmIdaho Falls Fanning Field

Oct 27

IDA4:15 pmIdaho Falls Fanning Field

5h 29m

1 stop

TUS8:44 pmTucson

$349

Find similar

Delta flights from Tucson to Idaho

Our best Delta deals on Tucson to Idaho flight tickets

Delta

Dec 25

TUS11:35 amTucson

6h 04m

1 stop

BOI5:39 pmBoise Air Term. Gowen Fld

Jan 10

BOI5:40 amBoise Air Term. Gowen Fld

8h 21m

1 stop

TUS2:01 pmTucson

$271

Find similar

Delta

Oct 18

TUS11:15 amTucson

7h 28m

2 stops

GEG6:43 pmSpokane

Oct 25

GEG11:20 amSpokane

10h 05m

2 stops

TUS9:25 pmTucson

$281

Find similar

Delta

Dec 4

TUS2:14 pmTucson

5h 42m

1 stop

GEG6:56 pmSpokane

Dec 6

GEG7:05 amSpokane

8h 58m

2 stops

TUS5:03 pmTucson

$304

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TucsonBoise

TUS - BOI

TUSBOI

Tucson

Mon 10/20

7:15 am-1:43 pm

1 stop5h 28m

Boise Air Term. Gowen Fld

Mon 10/27

2:40 pm-6:43 pm

1 stop5h 03m

$267

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Sat 10/18

11:33 am-4:23 pm

1 stop4h 50m

Spokane

Sat 10/25

6:40 am-1:07 pm

1 stop6h 27m

$271

TucsonBoise

TUS - BOI

TUSBOI

Tucson

Thu 12/25

11:35 am-5:39 pm

1 stop6h 04m

Boise Air Term. Gowen Fld

Sat 1/10

5:40 am-2:01 pm

1 stop8h 21m

$271

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Sat 10/18

11:15 am-6:43 pm

2 stops7h 28m

Spokane

Sat 10/25

11:20 am-9:25 pm

2 stops10h 05m

$281

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Thu 12/4

7:29 am-11:40 am

1 stop5h 11m

Spokane

Sat 12/6

5:51 am-3:45 pm

1 stop8h 54m

$298

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Wed 2/25

4:20 pm-10:44 pm

1 stop7h 24m

Spokane

Sun 3/1

8:30 am-3:21 pm

1 stop5h 51m

$301

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Thu 11/20

5:25 am-9:35 am

1 stop5h 10m

Spokane

Tue 11/25

5:00 am-2:05 pm

1 stop8h 05m

$329

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Wed 2/25

1:35 pm-9:40 pm

2 stops9h 05m

Spokane

Sun 3/1

4:35 pm-12:35 am

2 stops7h 00m

$379

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Thu 10/9

8:46 am-8:18 pm

2 stops11h 32m

Spokane

Sun 10/12

9:08 pm-11:39 am

1 stop14h 31m

$387

TucsonSpokane

TUS - GEG

TUSGEG

Tucson

Sun 10/12

8:46 am-8:18 pm

2 stops11h 32m

Spokane

Sun 10/19

9:08 pm-11:39 am

1 stop14h 31m

$431

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

Other information

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

Direct flights	None

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 September 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 $189	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights
Delta	PriceFrom $216	Free Cancellation	Rating 7.9 7,971 reviews	Search Delta flights
American Airlines	PriceFrom $246	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $253	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska 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.