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$109+ Cheap flights from George Bush Intcntl (IAH) 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BOI
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Idaho

Keep the following information in mind while searching for George Bush Intcntl to Idaho flight deals. Data was last updated April 15, 2025.

Round-trip from

$228
(Frontier)

One-way from

$109
(Frontier)

Popular in

January

Cheapest in

August

Average price

$295
From Houston George Bush Intcntl to Idaho
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One-way flight from Houston George Bush Intcntl to Idaho
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Highest demand for flights based on searches. 11% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from George Bush Intcntl to Idaho

Cheapest flights from George Bush Intcntl to Idaho
Explore the most affordable flight options available from George Bush Intcntl to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This Frontier deal was found by Cheapflights users on 4/15. 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.
Tue 5/206:30 amIAH - BOI
1 stop8h 07mFrontier
Thu 5/2212:36 pmBOI - IAH
1 stop10h 23mFrontier
Deal found 4/15$228
This Delta deal was found by Cheapflights users on 4/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/217:00 pmIAH - BOI
1 stop6h 23mDelta
Wed 5/285:40 pmBOI - IAH
1 stop6h 11mDelta
Deal found 4/14$230
This Gotogate deal was found by Cheapflights users on 4/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/249:05 pmIAH - BOI
1 stop15h 46mMultiple Airlines
Fri 5/3012:16 pmBOI - IAH
1 stop10h 10mMultiple Airlines
Deal found 4/15$240
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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.
Tue 6/246:00 amIAH - BOI
1 stop10h 04mAlaska Airlines
Sat 7/58:46 pmBOI - IAH
1 stop8h 34mAlaska Airlines
Deal found 4/14$250
This Mytrip deal was found by Cheapflights users on 4/14. 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.
Thu 5/223:49 pmIAH - GEG
2 stops27h 24mMultiple Airlines
Mon 5/266:03 pmGEG - IAH
2 stops33h 28mMultiple Airlines
Deal found 4/14$258
This American Airlines deal was found by Cheapflights users on 4/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/612:18 pmIAH - GEG
1 stop10h 35mAmerican Airlines
Thu 5/85:34 amGEG - IAH
1 stop11h 13mAmerican Airlines
Deal found 4/15$269
This Booking.com deal was found by Cheapflights users on 4/13. 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.
Sat 5/249:05 pmIAH - GEG
1 stop15h 59mFrontier
Sun 6/111:48 amGEG - IAH
1 stop20h 35mFrontier
Deal found 4/13$270
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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.
Tue 7/297:10 pmIAH - GEG
1 stop6h 49mAlaska Airlines
Sat 8/28:48 pmGEG - IAH
1 stop7h 32mAlaska Airlines
Deal found 4/14$306
This Delta deal was found by Cheapflights users on 4/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/267:55 amIAH - GEG
1 stop6h 04mDelta
Wed 7/3010:59 pmGEG - IAH
1 stop7h 33mDelta
Deal found 4/14$307
This Hawaiian Airlines deal was found by Cheapflights users on 4/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:30 amIAH - BOI
1 stop8h 17mHawaiian Airlines
Wed 4/304:20 pmBOI - IAH
1 stop6h 39mHawaiian Airlines
Deal found 4/15$308
This American Airlines deal was found by Cheapflights users on 4/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/295:00 amIAH - BOI
2 stops9h 21mAmerican Airlines
Wed 4/301:51 pmBOI - IAH
1 stop8h 39mAmerican Airlines
Deal found 4/14$314
This Delta deal was found by Cheapflights users on 4/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/177:00 amIAH - IDA
2 stops12h 12mDelta
Fri 6/203:04 pmIDA - IAH
1 stop5h 34mDelta
Deal found 4/15$368

Cheapflights Fare Finder

Customize your flight search to find flights from George Bush Intcntl 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 April 15, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Idaho that are best for you.

Fly from

George Bush Intcntl

Fly to

Idaho

Route

Depart

Return

Price

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Tue 5/20

6:30 am-1:37 pm

1 stop8h 07m

Boise Air Term. Gowen Fld

Thu 5/22

12:36 pm-11:59 pm

1 stop10h 23m

$228

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Wed 5/21

7:00 pm-12:23 am

1 stop6h 23m

Boise Air Term. Gowen Fld

Wed 5/28

5:40 pm-12:51 am

1 stop6h 11m

$230

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Sat 5/24

9:05 pm-11:51 am

1 stop15h 46m

Boise Air Term. Gowen Fld

Fri 5/30

12:16 pm-11:26 pm

1 stop10h 10m

$240

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Tue 6/24

6:00 am-3:04 pm

1 stop10h 04m

Boise Air Term. Gowen Fld

Sat 7/5

8:46 pm-6:20 am

1 stop8h 34m

$250

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Thu 5/22

3:49 pm-5:13 pm

2 stops27h 24m

Spokane

Mon 5/26

6:03 pm-4:53 pm

1 stop20h 50m

$258

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Tue 5/6

12:18 pm-8:53 pm

1 stop10h 35m

Spokane

Thu 5/8

5:34 am-6:47 pm

1 stop11h 13m

$269

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Sat 5/24

9:05 pm-11:04 am

1 stop15h 59m

Spokane

Sun 6/1

11:48 am-10:23 am

1 stop20h 35m

$270

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Tue 5/6

6:38 pm-11:56 pm

1 stop7h 18m

Spokane

Wed 5/7

1:00 pm-9:33 pm

1 stop6h 33m

$307

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Tue 4/29

6:30 am-1:47 pm

1 stop8h 17m

Boise Air Term. Gowen Fld

Wed 4/30

4:20 pm-11:59 pm

1 stop6h 39m

$308

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Tue 4/29

5:00 am-1:21 pm

2 stops9h 21m

Boise Air Term. Gowen Fld

Wed 4/30

1:51 pm-11:30 pm

1 stop8h 39m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 43 results
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Best time to book a flight from George Bush Intcntl to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from George Bush Intcntl 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 George Bush Intcntl Airport to Idaho

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Idaho?

Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Idaho (average of $314). Flying from Houston George Bush Intcntl Airport to Idaho in June is currently the most expensive (average of $419). 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 IAH to ID?

Find hourly flight availability from George Bush Intcntl 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 April 15, 2025.

When flying from Houston George Bush Intcntl Airport to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

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 April 15, 2025.
To help decide which airline to fly from Houston to Idaho, see what other customers have to say about Alaska Airlines, Delta and Hawaiian Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,871 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,918 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,375 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,658 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Food

7.1

Crew

8.5

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Idaho one-way?

    $109 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and United Airlines, with prices starting from $115 and $126, respectively.

  • What are the most popular routes from Houston George Bush Intcntl Airport to Idaho?

    While some choose either Houston George Bush Intcntl - Boise Air Term. Gowen Fld or Houston George Bush Intcntl - Spokane, Houston George Bush Intcntl - Jackson Hole is the most popular route from Houston George Bush Intcntl Airport to Idaho.

  • Can I find deals for flights from George Bush Intcntl to Idaho that include hotel bookings?

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

  • How can I find direct flights from George Bush Intcntl to Idaho?

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

  • Can I find deals for business class flights from George Bush Intcntl to Idaho?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Idaho (average of $314). Flying from Houston George Bush Intcntl Airport to Idaho in June is currently the most expensive (average of $419). 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.

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Alternative routes for George Bush Intcntl to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from George Bush Intcntl to Idaho

Discover the top 5 airlines that operate flights from George Bush Intcntl 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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$146Average$187FlexibilityNo cancel feeOn-time65%
DeltaCheapest$196Average$335FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$198Average$500FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$221Average$464FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$235Average$468FlexibilityNo cancel feeOn-time69%

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