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Find cheap flights from Houston to Idaho from $118

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Houston to Idaho departing on 9/30. 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
Sat 6/15
Sat 6/22

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Best Idaho Flight Deals

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours

Boise
Boise1 stop$142
Idaho Falls
Idaho Falls1 stop$515
Twin Falls
Twin Falls1 stop$499

Good to know

Cheapest flight

$118
Flight from Houston George Bush Airport to Boise

FAQs - booking Idaho flights

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

    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 Houston to Idaho.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Idaho from Houston 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 Houston to Idaho?

    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 Idaho with an airline and back to Houston with another airline.

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

    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 Idaho from Houston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Houston to Idaho

Recent round-trip flight deals

5/28Tue
1 stopSpirit Airlines
22h 45mIAH-BOI
6/4Tue
1 stopSpirit Airlines
12h 56mBOI-IAH
$142
6/18Tue
1 stopSpirit Airlines
8h 39mIAH-BOI
6/25Tue
1 stopSpirit Airlines
9h 59mBOI-IAH
$178
9/28Sat
1 stopDelta
5h 22mIAH-BOI
10/12Sat
1 stopDelta
7h 16mBOI-IAH
$203
9/28Sat
2 stopsDelta
13h 59mHOU-BOI
10/12Sat
1 stopDelta
7h 25mBOI-HOU
$224
8/22Thu
1 stopUnited Airlines
7h 03mIAH-BOI
8/31Sat
1 stopUnited Airlines
5h 44mBOI-IAH
$227
5/31Fri
1 stop
7h 08mIAH-BOI
6/3Mon
1 stop
6h 29mBOI-IAH
$241
6/6Thu
1 stop
13h 59mIAH-BOI
6/9Sun
1 stop
16h 27mBOI-IAH
$254
7/23Tue
1 stopAmerican Airlines
6h 22mIAH-BOI
7/26Fri
1 stopAmerican Airlines
6h 25mBOI-IAH
$258
6/19Wed
1 stopAmerican Airlines
7h 00mHOU-BOI
6/25Tue
1 stopAmerican Airlines
7h 20mBOI-HOU
$278
8/16Fri
1 stopUnited Airlines
8h 26mIAH-GEG
8/19Mon
1 stopUnited Airlines
9h 49mGEG-IAH
$392

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Recent one-way flight deals

9/30Mon
1 stopSpirit Airlines
25h 29mIAH-BOI
$118
6/13Thu
1 stopSpirit Airlines
13h 59mIAH-BOI
$122
9/30Mon
2 stopsDelta
11h 19mIAH-BOI
$149
6/13Thu
1 stopAmerican Airlines
7h 00mHOU-BOI
$164
6/13Thu
1 stopAmerican Airlines
8h 15mIAH-GEG
$214
6/13Thu
2 stopsDelta
10h 33mIAH-GEG
$219
5/25Sat
2 stops
23h 27mIAH-GEG
$290
6/21Fri
1 stopAlaska Airlines
20h 13mIAH-JAC
$317
5/24Fri
1 stopAlaska Airlines
6h 23mIAH-GEG
$330
5/19Sun
1 stop
12h 25mIAH-GEG
$339

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Last minute flights from Houston to Idaho

Last minute flight, train and bus deals

5/18Sat
multi-stopAlaska Airlines
9h 39mIAH-BOI
5/21Tue
multi-stopAlaska Airlines
8h 23mBOI-IAH
$356
5/18Sat
multi-stopDelta
9h 00mIAH-BOI
5/21Tue
multi-stopDelta
9h 02mBOI-IAH
$361
5/17Fri
multi-stopAlaska Airlines
7h 08mIAH-BOI
5/21Tue
multi-stopAlaska Airlines
8h 23mBOI-IAH
$406
5/17Fri
multi-stopDelta
6h 23mIAH-BOI
5/21Tue
multi-stopDelta
9h 23mBOI-IAH
$411
5/17Fri
multi-stopDelta
12h 06mIAH-BOI
5/21Tue
multi-stopDelta
9h 23mBOI-IAH
$416
5/20Mon
multi-stopDelta
11h 09mIAH-BOI
5/21Tue
multi-stopDelta
6h 32mBOI-IAH
$457
5/20Mon
multi-stopAmerican Airlines
6h 31mHOU-BOI
5/21Tue
multi-stopAmerican Airlines
5h 22mBOI-HOU
$588
5/20Mon
multi-stopAmerican Airlines
6h 31mHOU-BOI
5/21Tue
multi-stopAmerican Airlines
9h 10mBOI-HOU
$593
5/19Sun
multi-stopUnited Airlines
5h 43mIAH-IDA
5/21Tue
multi-stopUnited Airlines
12h 40mIDA-IAH
$791
5/19Sun
multi-stopUnited Airlines
5h 43mIAH-IDA
5/21Tue
multi-stopUnited Airlines
5h 18mIDA-IAH
$814

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Flights to Idaho

Return flight deals:

Idaho - Houston

Cabin classes: