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.

$82 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, Jan 18 - Thu, Jan 21

2:00 pm - 8:16 amTWF Twin Falls Joslin-PHX Phoenix Sky Harbor Intl

18h 16m1 stop Las Vegas Harry Reid Intl

9:21 am - 12:00 pmPHX Phoenix Sky Harbor Intl-TWF Twin Falls Joslin

26h 39m1 stop Las Vegas Harry Reid Intl

$217Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

6:36 am - 9:04 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

8:50 pm - 10:59 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 09mnonstop

$236American Airlines

Fri, Dec 18 - Mon, Dec 21

4:09 pm - 6:30 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 21mnonstop

7:12 pm - 9:38 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 26mnonstop

$257Alaska Airlines

Thu, Nov 12 - Sat, Nov 14

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

2h 11mnonstop

9:53 am - 12:09 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 16mnonstop

$257Alaska Airlines

Thu, Nov 12 - Sun, Nov 15

5:00 am - 7:00 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 00mnonstop

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

2h 05mnonstop

$257Southwest

Mon, Dec 7 - Fri, Dec 11

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

$257Southwest

Thu, Jan 14 - Sun, Jan 17

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

2h 09mnonstop

3:47 pm - 6:07 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 20mnonstop

$257American Airlines

Tue, Nov 10 - Tue, Nov 17

6:43 pm - 1:41 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

18h 58m1 stop San Diego

8:30 am - 3:28 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

6h 58m1 stop Las Vegas Harry Reid Intl

$259Multiple Airlines

Thu, Dec 3 - Mon, Dec 7

9:51 pm - 3:33 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

17h 42m2 stops Las Vegas Harry Reid Intl San Diego

3:11 pm - 8:56 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

5h 45m1 stop Las Vegas Harry Reid Intl

$260Frontier

Mon, Jan 25 - Thu, Jan 28

7:53 pm - 2:03 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

18h 10m2 stops Las Vegas Harry Reid Intl Los Angeles

9:21 am - 6:58 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

9h 37m1 stop Las Vegas Harry Reid Intl

$262Frontier

Recent last minute flight deals from Idaho to Sky Harbor Intl

Mon, Oct 19 - Thu, Oct 29

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

9h 28m1 stop Las Vegas Harry Reid Intl

7:30 am - 1:54 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

5h 24m1 stop Las Vegas Harry Reid Intl

$318Frontier

Sun, Oct 18 - Thu, Oct 29

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

9h 28m1 stop Las Vegas Harry Reid Intl

7:30 am - 1:54 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

5h 24m1 stop Las Vegas Harry Reid Intl

$318Frontier

Thu, Oct 22 - Mon, Nov 2

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

4h 43m1 stop Las Vegas Harry Reid Intl

9:53 am - 12:09 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 16mnonstop

$388Multiple Airlines

Thu, Oct 22 - Mon, Nov 2

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

4h 43m1 stop Las Vegas Harry Reid Intl

3:34 pm - 11:49 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

8h 15m1 stop Seattle/Tacoma Intl

$398Multiple Airlines

Wed, Oct 21 - Wed, Oct 28

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

2h 20mnonstop

7:29 pm - 10:50 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 21mnonstop

$447American Airlines

Tue, Oct 20 - Thu, Oct 29

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

2h 11mnonstop

9:05 am - 12:18 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 13mnonstop

$447Alaska Airlines

Tue, Oct 20 - Wed, Oct 28

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

2h 11mnonstop

9:05 am - 12:18 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 13mnonstop

$447Alaska Airlines

Thu, Oct 22 - Mon, Nov 2

5:40 am - 6:40 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 00mnonstop

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

2h 05mnonstop

$447Southwest

Wed, Oct 21 - Wed, Oct 28

2:25 pm - 8:10 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

6h 45m1 stop Las Vegas Harry Reid Intl

3:20 pm - 6:25 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 05mnonstop

$457Southwest

Thu, Oct 22 - Mon, Oct 26

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

2h 04mnonstop

7:29 pm - 10:50 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 21mnonstop

$467American Airlines

Recent direct flight deals from Idaho to Sky Harbor Intl

Wed, Nov 11 - Wed, Nov 18

6:36 am - 9:04 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

8:50 pm - 10:59 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 09mnonstop

$236American Airlines

Thu, Jan 14 - Sun, Jan 17

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

2h 09mnonstop

3:47 pm - 6:07 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 20mnonstop

$257American Airlines

Fri, Dec 18 - Mon, Dec 21

4:09 pm - 6:30 pmBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 21mnonstop

7:12 pm - 9:38 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 26mnonstop

$257Alaska Airlines

Thu, Nov 12 - Sat, Nov 14

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

2h 11mnonstop

9:53 am - 12:09 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 16mnonstop

$257Alaska Airlines

Thu, Nov 12 - Sun, Nov 15

5:00 am - 7:00 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 00mnonstop

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

2h 05mnonstop

$257Southwest

Mon, Dec 7 - Fri, Dec 11

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

$257Southwest

Tue, Feb 2 - Tue, Feb 2

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

$257American Airlines

Thu, Dec 31 - Tue, Jan 5

7:12 am - 9:28 amBOI Boise Air Term. Gowen Fld-PHX Phoenix Sky Harbor Intl

2h 16mnonstop

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

2h 20mnonstop

$267Alaska Airlines

Wed, Nov 11 - Mon, Nov 16

6:36 am - 9:04 amIDA Idaho Falls Fanning Field-PHX Phoenix Sky Harbor Intl

2h 28mnonstop

8:50 pm - 10:59 pmPHX Phoenix Sky Harbor Intl-IDA Idaho Falls Fanning Field

2h 09mnonstop

$276American Airlines

Wed, Nov 11 - Wed, Nov 18

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

2h 05mnonstop

1:40 pm - 3:50 pmPHX Phoenix Sky Harbor Intl-BOI Boise Air Term. Gowen Fld

2h 10mnonstop

$282Southwest

Useful Info

Low season	August
High season	March
Cheapest flight	$82

Best time to beat the crowds but there is an average 3% 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.