Cheap flights from Phoenix-Mesa Gateway Airport to Idaho from $51

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix-Mesa Gateway Airport to Idaho departing on 10/17. 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 Phoenix-Mesa Gateway Airport to Idaho

Cheap round-trip flights

Allegiant Air Logo
6:31 pm - 9:39 pmAZA-BOI
2h 08mnonstop
Allegiant Air Logo
10:29 pm - 11:38 pmBOI-AZA
2h 09mnonstop
$82Allegiant Air
Find Deal
Mon, Aug 18 - Mon, Aug 25
Allegiant Air Logo
4:08 pm - 7:10 pmAZA-BOI
2h 02mnonstop
Allegiant Air Logo
8:00 pm - 9:07 pmBOI-AZA
2h 07mnonstop
$89Allegiant Air
Find Deal
Fri, Sep 5 - Mon, Sep 8
Allegiant Air Logo
6:31 pm - 9:39 pmAZA-BOI
2h 08mnonstop
Allegiant Air Logo
10:29 pm - 11:38 pmBOI-AZA
2h 09mnonstop
$104Allegiant Air
Find Deal
Mon, Aug 25 - Mon, Sep 1
Allegiant Air Logo
5:51 pm - 8:53 pmAZA-BOI
2h 02mnonstop
Allegiant Air Logo
8:00 pm - 9:07 pmBOI-AZA
2h 07mnonstop
$112Allegiant Air
Find Deal
Fri, Sep 12 - Mon, Sep 22
Allegiant Air Logo
12:14 pm - 3:19 pmAZA-BOI
2h 05mnonstop
Allegiant Air Logo
8:42 pm - 9:47 pmBOI-AZA
2h 05mnonstop
$113Allegiant Air
Find Deal
Fri, Oct 24 - Mon, Oct 27
Allegiant Air Logo
12:52 pm - 3:59 pmAZA-BOI
2h 07mnonstop
Allegiant Air Logo
8:42 pm - 9:47 pmBOI-AZA
2h 05mnonstop
$120Allegiant Air
Find Deal
Mon, Oct 20 - Mon, Oct 27
Allegiant Air Logo
12:14 pm - 3:19 pmAZA-BOI
2h 05mnonstop
Allegiant Air Logo
9:54 pm - 10:59 pmBOI-AZA
2h 05mnonstop
$124Allegiant Air
Find Deal
Fri, Oct 24 - Fri, Oct 31
Allegiant Air Logo
12:14 pm - 3:19 pmAZA-BOI
2h 05mnonstop
Allegiant Air Logo
9:54 pm - 10:59 pmBOI-AZA
2h 05mnonstop
$125Allegiant Air
Find Deal
Fri, Oct 24 - Fri, Oct 31
 Logo
9:10 am - 1:21 pmAZA-BOI
27h 11m2 stops
 Logo
8:00 pm - 9:07 pmBOI-AZA
2h 07mnonstop
Fri, Sep 5 - Mon, Sep 8
 Logo
4:08 pm - 7:10 pmAZA-BOI
2h 02mnonstop
 Logo
2:16 pm - 10:55 pmBOI-AZA
33h 39m3 stops
Mon, Sep 8 - Sat, Sep 13

Allegiant Air flights from Phoenix-Mesa Gateway Airport to Idaho

Our best Allegiant Air deals on Phoenix-Mesa Gateway Airport to Idaho flight tickets
Allegiant Air
Aug 18
AZA6:31 pmPhoenix-Mesa Gateway
2h 08m
BOI9:39 pmBoise Air Term. Gowen Fld
Aug 25
BOI10:29 pmBoise Air Term. Gowen Fld
2h 09m
AZA11:38 pmPhoenix-Mesa Gateway
Allegiant Air
Sep 5
AZA4:08 pmPhoenix-Mesa Gateway
2h 02m
BOI7:10 pmBoise Air Term. Gowen Fld
Sep 8
BOI8:00 pmBoise Air Term. Gowen Fld
2h 07m
AZA9:07 pmPhoenix-Mesa Gateway
Allegiant Air
Aug 25
AZA6:31 pmPhoenix-Mesa Gateway
2h 08m
BOI9:39 pmBoise Air Term. Gowen Fld
Sep 1
BOI10:29 pmBoise Air Term. Gowen Fld
2h 09m
AZA11:38 pmPhoenix-Mesa Gateway

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix-Mesa Gateway Airport to Idaho 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 July 31, 2025.
Use the filters below to find and compare flights from Phoenix-Mesa Gateway Airport to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Mon 8/18

6:31 pm-9:39 pm

Nonstop2h 08m

Boise Air Term. Gowen Fld

Mon 8/25

10:29 pm-11:38 pm

Nonstop2h 09m

$82

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Fri 9/5

4:08 pm-7:10 pm

Nonstop2h 02m

Boise Air Term. Gowen Fld

Mon 9/8

8:00 pm-9:07 pm

Nonstop2h 07m

$89

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Mon 8/25

6:31 pm-9:39 pm

Nonstop2h 08m

Boise Air Term. Gowen Fld

Mon 9/1

10:29 pm-11:38 pm

Nonstop2h 09m

$104

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Fri 9/12

5:51 pm-8:53 pm

Nonstop2h 02m

Boise Air Term. Gowen Fld

Mon 9/22

8:00 pm-9:07 pm

Nonstop2h 07m

$112

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Fri 10/24

12:14 pm-3:19 pm

Nonstop2h 05m

Boise Air Term. Gowen Fld

Mon 10/27

8:42 pm-9:47 pm

Nonstop2h 05m

$113

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Mon 10/20

12:52 pm-3:59 pm

Nonstop2h 07m

Boise Air Term. Gowen Fld

Mon 10/27

8:42 pm-9:47 pm

Nonstop2h 05m

$120

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Fri 10/24

12:14 pm-3:19 pm

Nonstop2h 05m

Boise Air Term. Gowen Fld

Fri 10/31

9:54 pm-10:59 pm

Nonstop2h 05m

$124

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Fri 10/24

12:14 pm-3:19 pm

Nonstop2h 05m

Boise Air Term. Gowen Fld

Fri 10/31

9:54 pm-10:59 pm

Nonstop2h 05m

$125

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Fri 9/5

9:10 am-1:21 pm

2 stops27h 11m

Boise Air Term. Gowen Fld

Mon 9/8

8:00 pm-9:07 pm

Nonstop2h 07m

$229

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Mon 9/8

4:08 pm-7:10 pm

Nonstop2h 02m

Boise Air Term. Gowen Fld

Sat 9/13

2:16 pm-10:55 pm

3 stops33h 39m

$255

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 from

How to get the cheapest flight ticket from Phoenix-Mesa Gateway Airport 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

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

Our data shows that Friday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $110. On the other hand, Wednesday is the most expensive day to depart from Phoenix-Mesa Gateway Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $245.

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 Phoenix-Mesa Gateway Airport to Idaho in the morning for as low as $199. 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 afternoon is when there is more demand to fly to Idaho, so prices are often more expensive at around $212 per ticket.

What is the cheapest Phoenix-Mesa Gateway to Idaho flight route?

Fly from Phoenix-Mesa Gateway to Boise Air Term. Gowen Fld for the best Phoenix-Mesa Gateway - Idaho flight prices

What cabin class options are available on Phoenix-Mesa Gateway to Idaho flights?

There are 1 cabin classes available to choose from on Phoenix-Mesa Gateway to Idaho flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Phoenix-Mesa Gateway Airport to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix-Mesa Gateway Airport to Idaho

Best Price Found

$51

Fastest flight time

2h 02m

Direct flights

Every day

Airports in Idaho

1 airport
The best one-way flight to Idaho from Phoenix-Mesa Gateway Airport in the past 72 hours is $51. The best round-trip flight deal from Phoenix-Mesa Gateway Airport to Idaho found on momondo in the last 72 hours is $82.
The fastest flight from Phoenix-Mesa Gateway Airport to Idaho takes 2h 02m
Direct flights go from Phoenix-Mesa Gateway Airport to Idaho every day.
There is 1 airport near Idaho: Boise Air Term. Gowen Fld (BOI)

  • When did momondo last update prices for flights from Phoenix-Mesa Gateway Airport to Idaho?

    Prices for flights from Phoenix-Mesa Gateway Airport to Idaho were last updated today.

  • How many operators does momondo search for flights from Phoenix-Mesa Gateway Airport to Idaho?

  • How old do you have to be to fly from Phoenix-Mesa Gateway 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 Phoenix-Mesa Gateway Airport to Idaho.

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

    The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Phoenix-Mesa Gateway Airport to Idaho?


Best airlines flying from Phoenix-Mesa Gateway Airport to Idaho

Compare and see reviews for airlines that fly from Phoenix-Mesa Gateway Airport to Idaho with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $100Free CancellationRating
7.2
702 reviews
Search Allegiant Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix 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 Phoenix.

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

Flights from Phoenix to Idaho with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Phoenix 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 Phoenix 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 Phoenix and alert you when they change.


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1 adult
Tue 8/5
Tue 8/12

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