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Find cheap flights from Houston to Idaho from $100

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 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
Sun 6/16
Sun 6/23

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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$580
Twin Falls
Twin Falls1 stop$499

Good to know

Cheapest flight

$100
Flight from Houston Hobby 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
6/17Mon
1 stopSpirit Airlines
24h 28mIAH-BOI
6/25Tue
1 stopSpirit Airlines
12h 58mBOI-IAH
$195
8/31Sat
1 stopUnited Airlines
7h 03mIAH-BOI
9/4Wed
1 stopUnited Airlines
5h 44mBOI-IAH
$208
5/30Thu
2 stopsDelta
12h 49mIAH-BOI
6/18Tue
1 stopDelta
4h 54mBOI-IAH
$209
10/16Wed
1 stopDelta
7h 02mIAH-BOI
10/19Sat
2 stopsDelta
11h 36mBOI-IAH
$229
5/31Fri
1 stop
7h 08mIAH-BOI
6/3Mon
1 stop
6h 29mBOI-IAH
$241
5/31Fri
3 stops
33h 55mIAH-BOI
6/3Mon
2 stops
19h 45mBOI-IAH
$299
6/15Sat
1 stopAmerican Airlines
7h 00mHOU-BOI
6/22Sat
1 stopAmerican Airlines
7h 20mBOI-HOU
$320
6/17Mon
1 stopAmerican Airlines
7h 00mHOU-BOI
6/25Tue
1 stopAmerican Airlines
7h 20mBOI-HOU
$322
6/14Fri
1 stopUnited Airlines
8h 17mIAH-GEG
7/13Sat
1 stopUnited Airlines
8h 40mGEG-IAH
$398

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Recent one-way flight deals

6/18Tue
1 stopAmerican Airlines
7h 00mHOU-BOI
$100
6/18Tue
1 stopAmerican Airlines
6h 00mIAH-BOI
$100
6/17Mon
1 stopSpirit Airlines
20h 44mIAH-BOI
$106
10/10Thu
1 stopDelta
6h 29mIAH-BOI
$123
6/18Tue
3 stopsSpirit Airlines
30h 23mIAH-BOI
$124
6/18Tue
3 stops
29h 43mHOU-BOI
$166
6/30Sun
1 stop
6h 38mIAH-BOI
$201
6/15Sat
1 stopAlaska Airlines
8h 00mIAH-GEG
$217
7/8Mon
1 stopAlaska Airlines
8h 39mIAH-GEG
$228
7/18Thu
1 stopDelta
8h 07mHOU-JAC
$339

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Last minute flights from Houston to Idaho

Last minute flight, train and bus deals

5/21Tue
multi-stop
9h 07mIAH-BOI
6/4Tue
multi-stop
12h 56mBOI-IAH
$266
5/21Tue
multi-stopDelta
6h 09mIAH-BOI
6/4Tue
multi-stopDelta
9h 23mBOI-IAH
$331
5/21Tue
multi-stopDelta
10h 14mIAH-BOI
6/4Tue
multi-stopDelta
9h 23mBOI-IAH
$336
5/21Tue
multi-stopSpirit Airlines
14h 58mIAH-BOI
6/4Tue
multi-stopSpirit Airlines
25h 30mBOI-IAH
$401
5/18Sat
multi-stopAlaska Airlines
9h 07mIAH-BOI
5/21Tue
multi-stopAlaska Airlines
8h 35mBOI-IAH
$406
5/18Sat
multi-stopDelta
6h 41mIAH-BOI
5/21Tue
multi-stopDelta
11h 29mBOI-IAH
$411
5/20Mon
multi-stopDelta
11h 09mIAH-BOI
5/21Tue
multi-stopDelta
6h 32mBOI-IAH
$457
5/21Tue
multi-stopSpirit Airlines
32h 25mIAH-BOI
6/4Tue
multi-stopSpirit Airlines
29h 25mBOI-IAH
$565
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

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Flights to Idaho

Return flight deals:

Idaho - Houston

Cabin classes: