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.

$78 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 9 - Fri, Nov 13

7:47 pm - 1:33 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

17h 46m1 stop Las Vegas Harry Reid Intl

12:54 pm - 7:34 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

6h 40m1 stop Santa Ana J. Wayne/Orange Cnty

$229Multiple Airlines

Mon, Nov 9 - Fri, Nov 13

7:47 pm - 8:10 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

24h 23m2 stops Las Vegas Harry Reid Intl San Francisco

8:30 am - 1:30 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

5h 00m1 stop Las Vegas Harry Reid Intl

$234Multiple Airlines

Tue, Nov 10 - Tue, Nov 17

1:11 pm - 11:56 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

10h 45m2 stops Salt Lake City Seattle/Tacoma Intl

8:40 am - 6:17 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

9h 37m2 stops Seattle/Tacoma Intl Salt Lake City

$253Delta

Mon, Nov 9 - Thu, Nov 12

6:57 pm - 11:21 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

16h 24m2 stops Salt Lake City Seattle/Tacoma Intl

8:40 am - 6:17 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

9h 37m2 stops Seattle/Tacoma Intl Salt Lake City

$253Delta

Fri, Oct 30 - Mon, Nov 2

6:50 pm - 10:15 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

4h 25m1 stop Oakland

7:00 am - 1:35 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

6h 35m1 stop Hollywood Burbank

$259Southwest

Fri, Nov 6 - Mon, Nov 9

8:30 pm - 12:10 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

3h 40m1 stop Las Vegas Harry Reid Intl

7:00 pm - 1:30 amPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

6h 30m1 stop Las Vegas Harry Reid Intl

$259Southwest

Thu, Feb 25 - Sun, Feb 28

7:53 pm - 12:41 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

4h 48m1 stop Las Vegas Harry Reid Intl

4:21 pm - 6:58 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

26h 37m1 stop Las Vegas Harry Reid Intl

$260Frontier

Thu, Dec 31 - Mon, Jan 4

6:56 pm - 9:35 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

14h 39m1 stop Las Vegas Harry Reid Intl

1:25 pm - 6:01 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

4h 36m1 stop Las Vegas Harry Reid Intl

$260Frontier

Fri, Jan 22 - Sun, Jan 24

1:35 pm - 4:06 pmSUN Hailey Sun Valley-Friedman-PHX Phoenix Sky Harbor Intl

2h 31mnonstop

9:30 am - 12:01 pmPHX Phoenix Sky Harbor Intl-SUN Hailey Sun Valley-Friedman

2h 31mnonstop

$263American Airlines

Thu, Jan 7 - Mon, Jan 11

12:28 pm - 2:37 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 09mnonstop

8:06 pm - 10:29 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 23mnonstop

$263American Airlines

Recent last minute flight deals from Idaho to Sky Harbor Intl

Thu, Oct 15 - Mon, Oct 19

2:50 pm - 11:18 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

9h 28m1 stop Las Vegas Harry Reid Intl

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

4h 39m1 stop Las Vegas Harry Reid Intl

$288Frontier

Fri, Oct 16 - Mon, Oct 19

2:50 pm - 6:33 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

4h 43m1 stop Las Vegas Harry Reid Intl

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

4h 39m1 stop Las Vegas Harry Reid Intl

$314Frontier

Sun, Oct 11 - Fri, Oct 30

2:50 pm - 12:17 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

22h 27m1 stop Las Vegas Harry Reid Intl

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

2h 15mnonstop

$317Multiple Airlines

Sun, Oct 11 - Fri, Oct 30

2:50 pm - 12:17 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

22h 27m1 stop Las Vegas Harry Reid Intl

6:02 am - 12:35 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

5h 33m1 stop Seattle/Tacoma Intl

$327Multiple Airlines

Sun, Oct 11 - Fri, Oct 30

8:00 am - 9:22 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 22mnonstop

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

2h 21mnonstop

$371American Airlines

Wed, Oct 14 - Sun, Oct 18

3:19 pm - 8:49 pmSUN Hailey Sun Valley-Friedman-PHX Phoenix Sky Harbor Intl

6h 30m1 stop Los Angeles

8:00 am - 2:38 pmPHX Phoenix Sky Harbor Intl-SUN Hailey Sun Valley-Friedman

5h 38m1 stop Los Angeles

$371United Airlines

Thu, Oct 15 - Sun, Nov 15

1:55 pm - 7:30 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

6h 35m1 stop Hollywood Burbank

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

2h 05mnonstop

$382Southwest

Thu, Oct 15 - Sun, Nov 15

2:02 pm - 3:06 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 04mnonstop

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

2h 16mnonstop

$402American Airlines

Wed, Oct 14 - Sat, Oct 24

6:00 am - 7:05 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 05mnonstop

5:40 am - 12:55 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

6h 15m2 stops Las Vegas Harry Reid Intl Sacramento Intl

$442Southwest

Thu, Oct 15 - Mon, Oct 19

5:51 pm - 9:59 pmIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

5h 08m1 stop Denver Intl

7:30 am - 1:24 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

4h 54m1 stop Denver Intl

$607United Airlines

Recent direct flight deals from Idaho to Sky Harbor Intl

Mon, Oct 26 - Fri, Oct 30

4:45 pm - 5:50 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 05mnonstop

3:05 pm - 6:10 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 05mnonstop

$260Southwest

Fri, Jan 22 - Sun, Jan 24

1:35 pm - 4:06 pmSUN Hailey Sun Valley-Friedman-PHX Phoenix Sky Harbor Intl

2h 31mnonstop

9:30 am - 12:01 pmPHX Phoenix Sky Harbor Intl-SUN Hailey Sun Valley-Friedman

2h 31mnonstop

$263American Airlines

Thu, Jan 7 - Mon, Jan 11

12:28 pm - 2:37 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 09mnonstop

8:06 pm - 10:29 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 23mnonstop

$263American Airlines

Wed, Nov 11 - Mon, Nov 16

2:03 pm - 4:09 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 06mnonstop

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

2h 13mnonstop

$263American Airlines

Tue, Dec 8 - Fri, Dec 11

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

2h 05mnonstop

1:05 pm - 3:15 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 10mnonstop

$267Southwest

Fri, Dec 25 - Wed, Dec 30

11:40 am - 1:45 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 05mnonstop

10:55 pm - 1:05 amPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 10mnonstop

$267Southwest

Wed, Dec 23 - Tue, Dec 29

4:22 pm - 6:43 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 21mnonstop

7:25 pm - 9:51 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 26mnonstop

$274Alaska Airlines

Mon, Nov 2 - Mon, Nov 9

4:55 pm - 7:04 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 09mnonstop

7:46 pm - 9:59 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 13mnonstop

$274Alaska Airlines

Thu, Nov 12 - Mon, Nov 16

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

2h 11mnonstop

7:46 pm - 9:59 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 13mnonstop

$275Alaska Airlines

Fri, Nov 6 - Fri, Nov 13

12:30 pm - 2:30 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 00mnonstop

10:40 pm - 12:55 amPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 15mnonstop

$275Southwest

Useful Info

Low season	August
High season	March
Cheapest flight	$78

Best time to beat the crowds but there is an average 2% increase in price.

Most popular time to fly with an average 3% 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.