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PHX

$50 Find cheap flights from Idaho to Phoenix

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Sky Harbor Intl departing on 6/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
mar. 7/2
mar. 7/9

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Good to know

Low season

July

High season

March

Cheapest flight

$50
Best time to beat the crowds but there is an average 3% increase in price.
Most popular time to fly with an average 10% increase in price.
Flight from Boise to Phoenix Sky Harbor Airport

FAQs for booking Idaho to Phoenix flights

  • 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.

See more FAQs

Prefer to fly non-stop from Idaho to Phoenix?

Find which airlines fly direct from Idaho to Sky Harbor Intl, which days they fly and book direct flights.

Nonstop departures

Idaho to Phoenix Sky Harbor Intl

Monday

ANA, Advanced Air, Aer Lingus, +60 more

ANA, Advanced Air, +61 more

Tuesday

ANA, Advanced Air, Aer Lingus, +58 more

ANA, Advanced Air, +59 more

Wednesday

ANA, Advanced Air, Aer Lingus, +59 more

ANA, Advanced Air, +60 more

Thursday

ANA, Advanced Air, Aer Lingus, +60 more

ANA, Advanced Air, +61 more

Friday

ANA, Advanced Air, Aer Lingus, +61 more

ANA, Advanced Air, +62 more

Saturday

ANA, Advanced Air, Aer Lingus, +57 more

ANA, Advanced Air, +58 more

Sunday

ANA, Advanced Air, Aer Lingus, +61 more

ANA, Advanced Air, +62 more

See more direct flights

Nonstop returns

Phoenix Sky Harbor Intl to Idaho

Monday

ANA, Advanced Air, Aer Lingus, +60 more

ANA, Advanced Air, +61 more

Tuesday

ANA, Advanced Air, Aer Lingus, +58 more

ANA, Advanced Air, +59 more

Wednesday

ANA, Advanced Air, Aer Lingus, +59 more

ANA, Advanced Air, +60 more

Thursday

ANA, Advanced Air, Aer Lingus, +60 more

ANA, Advanced Air, +61 more

Friday

ANA, Advanced Air, Aer Lingus, +61 more

ANA, Advanced Air, +62 more

Saturday

ANA, Advanced Air, Aer Lingus, +57 more

ANA, Advanced Air, +58 more

Sunday

ANA, Advanced Air, Aer Lingus, +61 more

ANA, Advanced Air, +62 more

See more direct flights
See more direct flights

Book cheap flights from Idaho to Phoenix

Recent round-trip flight deals

9/18mer.
1 stopSpirit Airlines
12h 17mBOI-PHX
9/21sam.
1 stopSpirit Airlines
7h 25mPHX-BOI
$83
7/16mar.
1 stopSpirit Airlines
8h 23mBOI-PHX
7/23mar.
1 stopSpirit Airlines
13h 57mPHX-BOI
$85
7/16mar.
1 stop
8h 23mBOI-PHX
7/17mer.
1 stop
13h 07mPHX-BOI
$125
8/6mar.
1 stop
8h 23mBOI-PHX
8/13mar.
1 stop
6h 11mPHX-BOI
$148
8/31sam.
nonstopAmerican Airlines
2h 12mBOI-PHX
9/5jeu.
nonstopAmerican Airlines
2h 07mPHX-BOI
$179
9/4mer.
1 stopAlaska Airlines
5h 27mBOI-PHX
9/6ven.
nonstopAlaska Airlines
2h 12mPHX-BOI
$188
9/7sam.
1 stopAlaska Airlines
5h 54mBOI-PHX
9/7sam.
1 stopAlaska Airlines
7h 02mPHX-BOI
$192
9/4mer.
1 stopDelta
5h 07mBOI-PHX
9/10mar.
1 stopDelta
6h 53mPHX-BOI
$198
9/18mer.
nonstopAmerican Airlines
2h 07mBOI-PHX
9/21sam.
nonstopAmerican Airlines
2h 17mPHX-BOI
$204
7/5ven.
1 stopDelta
3h 58mBOI-PHX
7/15lun.
1 stopDelta
6h 13mPHX-BOI
$233

Search by stops

Search by airline

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Recent one-way flight deals

6/18mar.
1 stopSpirit Airlines
14h 36mBOI-PHX
$50
6/18mar.
1 stopSpirit Airlines
14h 36mBOI-PHX
$51
7/2mar.
nonstopAmerican Airlines
2h 08mBOI-PHX
$90
6/14ven.
1 stop
13h 44mIDA-PHX
$95
7/5ven.
1 stopAlaska Airlines
5h 02mGEG-PHX
$98
7/1lun.
1 stopDelta
6h 33mBOI-PHX
$99
9/26jeu.
nonstopAmerican Airlines
2h 07mBOI-PHX
$100
7/24mer.
1 stopAlaska Airlines
6h 08mGEG-PHX
$114
7/6sam.
1 stopDelta
3h 58mBOI-PHX
$124
6/14ven.
2 stops
16h 32mIDA-PHX
$131

Search by stops

Search by airline

Search by price

Last minute flights from Idaho to Sky Harbor Intl

Last minute flight, train and bus deals

6/7ven.
multi-stopSpirit Airlines
14h 36mBOI-PHX
6/10lun.
multi-stopSpirit Airlines
5h 50mPHX-BOI
$185
6/5mer.
multi-stopSpirit Airlines
14h 47mBOI-PHX
6/12mer.
multi-stopSpirit Airlines
7h 31mPHX-BOI
$208
6/5mer.
nonstop
2h 05mBOI-PHX
6/12mer.
multi-stop
7h 31mPHX-BOI
$363
6/5mer.
multi-stop
19h 54mBOI-PHX
6/12mer.
multi-stop
7h 31mPHX-BOI
$374
6/4mar.
multi-stopDelta
5h 46mIDA-PHX
6/5mer.
multi-stopDelta
5h 43mPHX-IDA
$380
6/3lun.
multi-stopAlaska Airlines
5h 28mGEG-PHX
6/4mar.
multi-stopAlaska Airlines
7h 12mPHX-GEG
$416
6/5mer.
multi-stopAlaska Airlines
5h 22mGEG-PHX
6/8sam.
multi-stopAlaska Airlines
6h 34mPHX-GEG
$440
6/3lun.
nonstopAmerican Airlines
2h 36mGEG-PHX
6/4mar.
nonstopAmerican Airlines
2h 43mPHX-GEG
$457
6/5mer.
nonstopAmerican Airlines
2h 39mGEG-PHX
6/8sam.
nonstopAmerican Airlines
2h 34mPHX-GEG
$481
6/6jeu.
multi-stopDelta
4h 14mJAC-PHX
6/10lun.
multi-stopDelta
9h 32mPHX-JAC
$632

Search by stops

Search by airline

Search by price