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Idaho

$85+ Cheap flights from Houston to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — BOI
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Houston to Idaho

Keep the following information in mind while searching for Houston to Idaho flight deals. Data was last updated October 30, 2025.

Round-trip from

$160
(Kiwi.com)

One-way from

$85
(Frontier)

Popular in

January

Cheapest in

August

Average price

$284
From Houston to Idaho
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One-way flight from Houston to Idaho
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Highest demand for flights based on searches. 13% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Houston to Idaho

Cheapest flights from Houston to Idaho
Explore the most affordable flight options available from Houston to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/122:09 pmIAH - BOI
1 stop22h 34mFrontier
Sun 11/1612:28 pmBOI - IAH
1 stop21h 09mFrontier
Deal found 10/28$171
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:32 pmIAH - GEG
1 stop20h 41mFrontier
Sun 12/712:08 pmGEG - IAH
1 stop20h 29mFrontier
Deal found 10/29$193
This Frontier deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:00 amIAH - BOI
1 stop6h 48mFrontier
Fri 12/1212:44 pmBOI - IAH
1 stop10h 47mFrontier
Deal found 10/29$194
This Orbitz deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/25:55 pmIAH - BOI
1 stop7h 00mMultiple Airlines
Thu 12/412:44 pmBOI - IAH
1 stop10h 47mMultiple Airlines
Deal found 10/28$201
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/510:40 pmIAH - BOI
2 stops38h 09mMultiple Airlines
Mon 12/1510:41 pmBOI - IAH
1 stop29h 00mMultiple Airlines
Deal found 10/28$205
This Travelocity deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:08 amIAH - BOI
1 stop7h 37mMultiple Airlines
Thu 12/1112:44 pmBOI - IAH
1 stop10h 47mMultiple Airlines
Deal found 10/27$214
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:32 pmIAH - GEG
1 stop20h 41mMultiple Airlines
Sun 12/79:13 pmGEG - IAH
2 stops43h 59mMultiple Airlines
Deal found 10/29$218
This Booking.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2711:48 amIAH - BOI
1 stop25h 05mFrontier
Thu 12/412:44 pmBOI - IAH
1 stop10h 47mFrontier
Deal found 10/30$218
This Orbitz deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:45 amIAH - GEG
1 stop6h 28mMultiple Airlines
Sun 12/79:00 amGEG - IAH
1 stop7h 20mMultiple Airlines
Deal found 10/29$238
This Frontier deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:45 amIAH - BOI
1 stop6h 04mFrontier
Sun 12/712:44 pmBOI - IAH
1 stop10h 47mFrontier
Deal found 10/28$249
This Alaska Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:08 amIAH - BOI
1 stop10h 18mAlaska Airlines
Sat 12/135:45 amBOI - IAH
1 stop10h 10mAlaska Airlines
Deal found 10/29$250
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:45 amIAH - BOI
1 stop6h 08mFrontier
Fri 12/512:44 pmBOI - IAH
1 stop20h 53mFrontier
Deal found 10/28$253

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Houston to Idaho that are best for you.

Fly from

Houston

Fly to

Idaho

Route

Depart

Return

Price

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Wed 1/7

6:45 am-11:28 am

2 stops30h 43m

Spokane

Thu 1/15

12:28 pm-12:33 am

1 stop10h 05m

$160

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Wed 12/3

4:32 pm-11:13 am

1 stop20h 41m

Spokane

Sun 12/7

12:08 pm-10:37 am

1 stop20h 29m

$193

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Fri 1/2

9:55 pm-11:07 am

1 stop15h 12m

Spokane

Thu 1/15

12:28 pm-12:33 am

1 stop10h 05m

$203

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Wed 12/3

4:32 pm-11:13 am

1 stop20h 41m

Spokane

Sun 12/7

9:13 pm-7:12 pm

2 stops43h 59m

$218

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Thu 12/4

6:45 am-11:49 am

1 stop6h 04m

Boise Air Term. Gowen Fld

Sun 12/7

12:44 pm-12:31 am

1 stop10h 47m

$249

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Sat 11/15

8:48 pm-11:08 am

1 stop16h 20m

Spokane

Fri 11/28

12:20 pm-11:38 pm

1 stop9h 18m

$259

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Wed 3/4

5:54 pm-11:50 pm

1 stop6h 56m

Boise Air Term. Gowen Fld

Mon 3/9

8:20 pm-4:54 pm

1 stop19h 34m

$269

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Mon 12/8

5:00 am-3:26 pm

2 stops11h 26m

Boise Air Term. Gowen Fld

Thu 12/11

12:44 pm-12:31 am

1 stop10h 47m

$269

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Tue 11/18

12:27 pm-6:54 pm

1 stop7h 27m

Boise Air Term. Gowen Fld

Sat 11/22

2:11 pm-11:59 pm

1 stop8h 48m

$270

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Fri 2/20

4:00 pm-11:04 pm

1 stop8h 04m

Boise Air Term. Gowen Fld

Tue 2/24

11:45 am-5:46 pm

1 stop5h 01m

$270

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 60 results
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Best time to book a flight from Houston to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston to Idaho

What is the cheapest month to book a flight from Houston to Idaho?

Currently, July is the cheapest month in which you can book a flight from Houston to Idaho (average of $134). Flying from Houston to Idaho in January is currently the most expensive (average of $291). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to ID?

Find hourly flight availability from Houston to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Houston to Idaho in the evening. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Houston to Idaho?

Use this chart to determine the cheapest time to fly round-trip from Houston to Idaho. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston to Idaho flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated October 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Houston to Idaho by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,217 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,217 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,243 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,998 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,998 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,035 reviews
Alaska Airlines
8.0
Very good
11,217 reviews

Food

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Houston to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Houston to Idaho?

    Departing from Houston to Idaho will take you 6h 56m. Airlines will cover a distance of 1480 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Houston to Idaho one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $85. Alaska Airlines flights start at $135 while deals on Delta start at $145 one-way.

  • What are the most popular routes from Houston to Idaho?

    When deciding which route to take from Houston to Idaho consider Houston Hobby - Jackson Hole, Houston Hobby - Boise Air Term. Gowen Fld or Houston George Bush Intcntl - Jackson Hole as they are the most popular.

  • Can I find deals for flights from Houston to Idaho that include hotel bookings?

    Yes. In addition to deals on Houston to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Idaho.

  • Can I find deals for business class flights from Houston to Idaho?

    Yes. Cheapflights offers flight deals from Houston to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston to Idaho?

    Currently, July is the cheapest month in which you can book a flight from Houston to Idaho (average of $134). Flying from Houston to Idaho in January is currently the most expensive (average of $291). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Houston to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to John F Kennedy Intl flights
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Top 5 airlines flying from Houston to Idaho

Discover the top 5 airlines that operate flights from Houston to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$208Average$443FlexibilityNo cancel feeOn-time69%
DeltaCheapest$230Average$450FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$248Average$513FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$250Average$413FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$282Average$391FlexibilityNo cancel feeOn-time63%

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