How does KAYAK find such low prices on flights from Idaho to Phoenix?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Phoenix.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Phoenix?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Phoenix from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Idaho to Phoenix?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Phoenix with an airline and back to Idaho with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Phoenix?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Phoenix from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$68 CHEAP FLIGHTS from Idaho to Phoenix (PHX)

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Flight Deals

Cheap Flights from Idaho to Sky Harbor Intl

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Idaho to Sky Harbor Intl

Mon, Nov 2 - Thu, Nov 5

1:45 pm - 6:27 pmTWF Twin Falls Joslin-PHX Phoenix Sky Harbor Intl

4h 42m1 stop Las Vegas Harry Reid Intl

7:32 pm - 12:00 pmPHX Phoenix Sky Harbor Intl-TWF Twin Falls Joslin

16h 28m1 stop Las Vegas Harry Reid Intl

$167Multiple Airlines

Mon, Nov 2 - Thu, Nov 5

1:45 pm - 4:41 pmTWF Twin Falls Joslin-PHX Phoenix Sky Harbor Intl

26h 56m2 stops Las Vegas Harry Reid Intl San Francisco

7:32 pm - 12:00 pmPHX Phoenix Sky Harbor Intl-TWF Twin Falls Joslin

16h 28m1 stop Las Vegas Harry Reid Intl

$195Multiple Airlines

Mon, Oct 19 - Mon, Oct 26

2:50 pm - 3:28 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

25h 38m2 stops Las Vegas Harry Reid Intl San Diego

8:16 am - 1:55 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

4h 39m1 stop Las Vegas Harry Reid Intl

$223Frontier

Thu, Dec 3 - Fri, Dec 4

9:51 pm - 11:47 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

13h 56m1 stop Las Vegas Harry Reid Intl

3:10 pm - 8:54 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

5h 44m1 stop Las Vegas Harry Reid Intl

$223Frontier

Sat, Nov 7 - Tue, Nov 10

8:00 am - 10:32 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 32mnonstop

11:07 am - 1:23 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 16mnonstop

$257American Airlines

Tue, Nov 10 - Sat, Nov 14

6:06 am - 8:21 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 15mnonstop

5:11 pm - 7:24 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 13mnonstop

$257American Airlines

Wed, Nov 11 - Mon, Nov 16

7:00 am - 9:11 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 11mnonstop

8:22 pm - 1:30 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

17h 08m1 stop San Diego

$260Alaska Airlines

Wed, Oct 21 - Sat, Oct 24

7:10 am - 8:21 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 11mnonstop

7:38 am - 1:47 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

5h 09m1 stop San Diego

$260Alaska Airlines

Sat, Oct 31 - Sat, Nov 7

9:35 am - 10:40 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 05mnonstop

4:40 pm - 8:30 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

3h 50m1 stop Las Vegas Harry Reid Intl

$267Southwest

Wed, Dec 2 - Sun, Dec 6

5:45 am - 7:50 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 05mnonstop

10:40 pm - 12:50 amPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 10mnonstop

$267Southwest

Recent last minute flight deals from Idaho to Sky Harbor Intl

Fri, Sep 25 - Mon, Sep 28

5:42 pm - 6:55 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 13mnonstop

7:37 pm - 10:45 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 08mnonstop

$333Alaska Airlines

Mon, Sep 28 - Mon, Oct 5

2:50 pm - 11:59 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

22h 09m1 stop Las Vegas Harry Reid Intl

8:27 am - 1:55 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

4h 28m1 stop Las Vegas Harry Reid Intl

$334Frontier

Fri, Sep 25 - Sun, Sep 27

2:50 pm - 11:59 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

22h 09m1 stop Las Vegas Harry Reid Intl

5:23 pm - 1:55 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

19h 32m1 stop Las Vegas Harry Reid Intl

$344Frontier

Mon, Sep 28 - Mon, Oct 5

2:50 pm - 10:47 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

8h 57m1 stop Las Vegas Harry Reid Intl

4:28 pm - 7:43 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 15mnonstop

$373Multiple Airlines

Fri, Sep 25 - Sun, Sep 27

5:42 pm - 6:55 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 13mnonstop

5:23 pm - 1:55 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

19h 32m1 stop Las Vegas Harry Reid Intl

$404Multiple Airlines

Mon, Sep 28 - Mon, Oct 5

1:52 pm - 3:04 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 12mnonstop

8:38 pm - 11:59 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 21mnonstop

$427American Airlines

Tue, Sep 29 - Tue, Oct 6

6:30 am - 7:40 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 10mnonstop

10:04 am - 1:22 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 18mnonstop

$427American Airlines

Tue, Sep 29 - Tue, Oct 6

7:05 am - 8:10 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 05mnonstop

11:05 am - 4:00 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

3h 55m1 stop Las Vegas Harry Reid Intl

$437Southwest

Tue, Sep 29 - Tue, Oct 6

3:30 pm - 9:00 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

6h 30m2 stops San Diego Las Vegas Harry Reid Intl

8:45 pm - 11:55 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 10mnonstop

$442Southwest

Fri, Sep 25 - Sun, Sep 27

10:28 am - 4:42 pmSUN Hailey Sun Valley-Friedman-PHX Phoenix Sky Harbor Intl

7h 14m1 stop Seattle/Tacoma Intl

8:51 pm - 9:46 amPHX Phoenix Sky Harbor Intl-SUN Hailey Sun Valley-Friedman

11h 55m1 stop Seattle/Tacoma Intl

$451Alaska Airlines

Recent direct flight deals from Idaho to Sky Harbor Intl

Sat, Nov 7 - Tue, Nov 10

8:00 am - 10:32 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 32mnonstop

11:07 am - 1:23 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 16mnonstop

$257American Airlines

Tue, Nov 10 - Sat, Nov 14

6:06 am - 8:21 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 15mnonstop

5:11 pm - 7:24 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 13mnonstop

$257American Airlines

Wed, Oct 21 - Sat, Oct 24

5:29 pm - 6:49 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 20mnonstop

1:40 pm - 5:04 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 24mnonstop

$257American Airlines

Tue, Dec 1 - Sat, Dec 5

6:12 pm - 8:24 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 12mnonstop

11:07 am - 1:23 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 16mnonstop

$257American Airlines

Thu, Nov 19 - Wed, Dec 2

7:00 am - 9:11 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 11mnonstop

10:04 am - 12:29 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 25mnonstop

$267Alaska Airlines

Fri, Feb 5 - Wed, Feb 10

7:00 am - 9:19 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 19mnonstop

10:01 am - 12:21 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 20mnonstop

$267Alaska Airlines

Wed, Dec 2 - Sun, Dec 6

5:45 am - 7:50 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 05mnonstop

10:40 pm - 12:50 amPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 10mnonstop

$267Southwest

Wed, Dec 2 - Sun, Dec 6

2:50 pm - 5:00 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 10mnonstop

7:45 am - 9:50 amPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 05mnonstop

$267Southwest

Mon, Nov 23 - Wed, Dec 2

5:08 pm - 7:23 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 15mnonstop

10:04 am - 12:29 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 25mnonstop

$267Alaska Airlines

Sat, Jan 9 - Mon, Jan 11

5:15 am - 7:40 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 25mnonstop

9:00 am - 11:15 amPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 15mnonstop

$267Southwest

Useful Info

Low season	July
High season	March
Cheapest flight	$68

Best time to beat the crowds but there is an average 10% increase in price.

Most popular time to fly with an average 6% increase in price.

Flight from Boise to Phoenix Sky Harbor Airport

How does KAYAK find such low prices on flights from Idaho to Phoenix?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Phoenix.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Phoenix?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Phoenix from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Idaho to Phoenix?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Phoenix with an airline and back to Idaho with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Phoenix?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Phoenix from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.