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

Frontier, Alaska Airlines, and United Airlines are the most popular carriers operating from Wisconsin to Idaho

What airlines fly to Idaho?

Delta, United Airlines and Southwest are the top three most popular airlines that fly to Idaho from Wisconsin according to our data. Delta is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 4 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

How long is the flight from Wisconsin to Idaho?

Flight times from Wisconsin to Idaho vary, but if you’re flying out of Appleton and flying into Boise (one of the most popular routes), then the duration is 5h 43m on average. Another popular route from Wisconsin to Idaho is flying from Madison to Boise, which will take roughly 6h 32m. Keep in mind that layovers or delays could extend your travel time.

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

The number of flights available between Wisconsin and Idaho is 123 per week as of November 2025. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.

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

Prices for flights from Wisconsin to Idaho are refreshed on a daily basis.

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

The number of operators available for flights from Wisconsin to Idaho is 8 as of November 2025.

How old do you have to be to fly from Wisconsin to Idaho?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Wisconsin to Idaho.

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

The necessary travel and health documents for your Idaho 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.

$55 Cheap Flights from Wisconsin to Idaho in 2025/26

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Find the cheapest flights from Wisconsin to Idaho

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:45 am - 11:28 amMSP-GEG

6h 43m1 stop

12:23 pm - 9:10 pmGEG-MSP

6h 47m1 stop

$110Frontier

Find Deal

Thu, Jan 22 - Thu, Feb 5

6:45 am - 11:59 amMSP-BOI

6h 14m1 stop

12:54 pm - 12:02 amBOI-MSP

10h 08m1 stop

$110Frontier

Find Deal

Thu, Jan 22 - Thu, Jan 29

10:25 am - 12:30 pmORD-GEG

4h 05mnonstop

1:14 pm - 7:17 pmGEG-ORD

4h 03mnonstop

$204American Airlines

Find Deal

Wed, Dec 3 - Wed, Dec 10

6:43 pm - 11:21 pmORD-GEG

6h 38m1 stop

6:30 am - 3:19 pmGEG-ORD

6h 49m1 stop

$215Delta

Find Deal

Mon, Jan 5 - Thu, Jan 15

1:00 pm - 10:00 pmORD-GEG

11h 00m1 stop

12:05 pm - 10:35 pmGEG-ORD

8h 30m1 stop

$220Southwest

Find Deal

Wed, Dec 3 - Sat, Dec 13

2:40 pm - 8:59 pmORD-GEG

8h 19m1 stop

1:47 pm - 11:59 pmGEG-ORD

8h 12m1 stop

$224United Airlines

Find Deal

Wed, Dec 3 - Wed, Dec 10

9:16 am - 11:39 amORD-GEG

4h 23mnonstop

4:10 pm - 11:59 pmGEG-ORD

5h 49m1 stop

$225United Airlines

Find Deal

Wed, Jan 7 - Mon, Jan 12

1:00 pm - 10:00 pmORD-GEG

11h 00m1 stop

6:35 am - 10:35 pmGEG-ORD

14h 00m1 stop

$226Southwest

Find Deal

Wed, Dec 3 - Tue, Dec 9

1:35 pm - 6:37 pmORD-GEG

7h 02m1 stop

7:35 pm - 8:40 amGEG-ORD

11h 05m2 stops

$229Delta

Find Deal

Wed, Dec 3 - Wed, Dec 10

10:25 am - 12:30 pmORD-GEG

4h 05mnonstop

1:14 pm - 7:17 pmGEG-ORD

4h 03mnonstop

$235American Airlines

Find Deal

Wed, Dec 3 - Wed, Dec 10

Frontier flights from Wisconsin to Idaho

Our best Frontier deals on Wisconsin to Idaho flight tickets

Frontier

Jan 22

MSP6:45 amMinneapolis St Paul

6h 14m

1 stop

BOI11:59 amBoise Air Term. Gowen Fld

Jan 29

BOI12:54 pmBoise Air Term. Gowen Fld

10h 08m

1 stop

MSP12:02 amMinneapolis St Paul

$110

Find similar

Frontier

Jan 22

MSP6:45 amMinneapolis St Paul

6h 14m

1 stop

BOI11:59 amBoise Air Term. Gowen Fld

Jan 25

BOI12:54 pmBoise Air Term. Gowen Fld

10h 08m

1 stop

MSP12:02 amMinneapolis St Paul

$124

Find similar

Frontier

Jan 8

MSP6:45 amMinneapolis St Paul

6h 43m

1 stop

GEG11:28 amSpokane

Jan 11

GEG12:23 pmSpokane

9h 39m

1 stop

MSP12:02 amMinneapolis St Paul

$128

Find similar

American Airlines flights from Wisconsin to Idaho

Our best American Airlines deals on Wisconsin to Idaho flight tickets

American Airlines

Dec 3

ORD10:25 amChicago O'Hare Intl

4h 05m

GEG12:30 pmSpokane

Dec 10

GEG1:14 pmSpokane

4h 03m

ORD7:17 pmChicago O'Hare Intl

$204

Find similar

American Airlines

Dec 3

ORD10:25 amChicago O'Hare Intl

4h 05m

GEG12:30 pmSpokane

Dec 10

GEG1:14 pmSpokane

4h 03m

ORD7:17 pmChicago O'Hare Intl

$235

Find similar

American Airlines

Dec 3

ORD10:25 amChicago O'Hare Intl

4h 05m

GEG12:30 pmSpokane

Dec 11

GEG6:35 amSpokane

9h 12m

1 stop

ORD5:47 pmChicago O'Hare Intl

$264

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MinneapolisSpokane

MSP - GEG

MSPGEG

Minneapolis St Paul

Thu 1/22

6:45 am-11:28 am

1 stop6h 43m

Spokane

Thu 2/5

12:23 pm-9:10 pm

1 stop6h 47m

$110

MinneapolisBoise

MSP - BOI

MSPBOI

Minneapolis St Paul

Thu 1/22

6:45 am-11:59 am

1 stop6h 14m

Boise Air Term. Gowen Fld

Thu 1/29

12:54 pm-12:02 am

1 stop10h 08m

$110

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Wed 12/3

10:25 am-12:30 pm

Nonstop4h 05m

Spokane

Wed 12/10

1:14 pm-7:17 pm

Nonstop4h 03m

$204

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Mon 1/5

6:43 pm-11:21 pm

1 stop6h 38m

Spokane

Thu 1/15

6:30 am-3:19 pm

1 stop6h 49m

$215

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Wed 12/3

1:00 pm-10:00 pm

1 stop11h 00m

Spokane

Sat 12/13

12:05 pm-10:35 pm

1 stop8h 30m

$220

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Wed 12/3

2:40 pm-8:59 pm

1 stop8h 19m

Spokane

Wed 12/10

1:47 pm-11:59 pm

1 stop8h 12m

$224

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Wed 1/7

9:16 am-11:39 am

Nonstop4h 23m

Spokane

Mon 1/12

4:10 pm-11:59 pm

1 stop5h 49m

$225

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Wed 12/3

1:00 pm-10:00 pm

1 stop11h 00m

Spokane

Tue 12/9

6:35 am-10:35 pm

1 stop14h 00m

$226

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Wed 12/3

1:35 pm-6:37 pm

1 stop7h 02m

Spokane

Wed 12/10

7:35 pm-8:40 am

2 stops11h 05m

$229

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Wed 12/3

10:25 am-12:30 pm

Nonstop4h 05m

Spokane

Wed 12/10

1:14 pm-7:17 pm

Nonstop4h 03m

$235

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 Wisconsin 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, August is the cheapest month to fly from Wisconsin to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $286. If you don’t want to visit Idaho in August, then you should wait until February to fly from Wisconsin, when ticket prices are also cheap, with an average price of $333.

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 $345. On the other hand, Sunday is the most expensive day to depart from Wisconsin because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $479.

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 evening. momondo users have found flights departing from Wisconsin to Idaho in the evening for as low as $362. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Idaho, so prices are often more expensive at around $466 per ticket.

Can stopping save me money on Wisconsin to Idaho flights?

You could potentially save up to 28% on your flight if you consider stops on a Wisconsin to Idaho flight.

Cheap Wisconsin to Idaho flight deals and tips

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

Fastest flight time	2h 35m
Direct flights	Every day
Airports in Idaho	3 airports

The fastest flight from Wisconsin to Idaho takes 2h 35m

Direct flights go from Wisconsin to Idaho every day.

There are 3 airports near Idaho: Spokane (GEG), Jackson Hole (JAC), Boise Air Term. Gowen Fld (BOI)

Search flight deals

When did momondo last update prices for flights from Wisconsin to Idaho?
Prices for flights from Wisconsin to Idaho are refreshed on a daily basis.
How many operators does momondo search for flights from Wisconsin to Idaho?
The number of operators available for flights from Wisconsin to Idaho is 8 as of November 2025.
How old do you have to be to fly from Wisconsin to Idaho?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Wisconsin to Idaho.
What documentation or ID do you need to fly to Idaho?
The necessary travel and health documents for your Idaho 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.

Best airlines flying from Wisconsin to Idaho

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $186	Free Cancellation	Rating 7.2 11,042 reviews	Search American Airlines flights
United Airlines	PriceFrom $208	Free Cancellation	Rating 7.4 9,002 reviews	Search United Airlines flights
Delta	PriceFrom $229	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights
Southwest	PriceFrom $352	Free Cancellation	Rating 8.0 4,240 reviews	Search Southwest flights

Why use momondo?

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

It is quick and easy to find Wisconsin to Idaho flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to Idaho from Wisconsin. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Wisconsin 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 Wisconsin and alert you when they change.