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George Bush Intcntl

$105+ Cheap flights from Idaho to George Bush Intcntl (IAH)

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — IAH
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheap flight deals from Idaho to George Bush Intcntl

Keep the following information in mind while searching for Idaho to George Bush Intcntl flight deals. Data was last updated June 18, 2025.

Round-trip from

$200
(Frontier)

One-way from

$105
(Delta)

Popular in

March

Cheapest in

April

Average price

$361
From Idaho to Houston George Bush Intcntl
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One-way flight from Idaho to Houston George Bush Intcntl
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Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Idaho to George Bush Intcntl

Cheapest flights from Idaho to George Bush Intcntl
Explore the most affordable flight options available from Idaho to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This Frontier deal was found by Cheapflights users on 6/15. 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.
Sun 6/2912:36 pmBOI - IAH
1 stop20h 47mFrontier
Sat 7/510:04 pmIAH - BOI
1 stop14h 42mFrontier
Deal found 6/15$200
This Priceline deal was found by Cheapflights users on 6/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/111:48 amGEG - IAH
1 stop9h 55mFrontier
Tue 7/87:00 amIAH - GEG
1 stop6h 06mFrontier
Deal found 6/16$200
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/305:42 pmBOI - IAH
1 stop5h 17mUnited Airlines
Fri 7/411:16 amIAH - BOI
1 stop7h 51mUnited Airlines
Deal found 6/14$209
This Delta deal was found by Cheapflights users on 6/14. 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.
Mon 6/3011:40 pmBOI - IAH
1 stop8h 00mDelta
Fri 7/43:17 pmIAH - BOI
2 stops9h 34mDelta
Deal found 6/14$214
This Mytrip deal was found by Cheapflights users on 6/18. 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.
Fri 8/159:55 amGEG - IAH
1 stop16h 57mMultiple Airlines
Fri 8/226:10 amIAH - GEG
1 stop7h 25mMultiple Airlines
Deal found 6/18$214
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Fri 7/411:46 amBOI - IAH
1 stop5h 47mAmerican Airlines
Fri 7/116:01 amIAH - BOI
1 stop5h 53mAmerican Airlines
Deal found 6/16$239
This Cheapflightsfares deal was found by Cheapflights users on 6/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/147:48 pmBOI - IAH
1 stop9h 07mSpirit Airlines
Mon 7/216:14 amIAH - BOI
1 stop13h 38mSpirit Airlines
Deal found 6/16$245
This Hawaiian Airlines deal was found by Cheapflights users on 6/16. 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.
Mon 8/118:46 pmBOI - IAH
1 stop8h 34mHawaiian Airlines
Thu 8/149:00 amIAH - BOI
1 stop7h 04mHawaiian Airlines
Deal found 6/16$250
This Hawaiian Airlines deal was found by Cheapflights users on 6/16. 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.
Thu 9/118:45 pmGEG - IAH
1 stop7h 39mHawaiian Airlines
Mon 9/158:00 amIAH - GEG
1 stop6h 43mHawaiian Airlines
Deal found 6/16$254
This American Airlines deal was found by Cheapflights users on 6/17. 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.
Thu 9/111:30 pmGEG - IAH
1 stop7h 50mAmerican Airlines
Mon 9/157:43 amIAH - GEG
1 stop6h 02mAmerican Airlines
Deal found 6/17$255
This Delta deal was found by Cheapflights users on 6/16. 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.
Thu 9/115:05 amGEG - IAH
2 stops10h 39mDelta
Mon 9/156:35 pmIAH - GEG
1 stop7h 04mDelta
Deal found 6/16$260
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 7/298:48 pmGEG - IAH
1 stop7h 32mAlaska Airlines
Mon 8/116:00 amIAH - GEG
1 stop8h 28mAlaska Airlines
Deal found 6/16$266

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho to George Bush Intcntl 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 June 18, 2025.
Use the filters below to find and compare flights from Idaho to Houston George Bush Intcntl Airport that are best for you.

Fly from

Idaho

Fly to

George Bush Intcntl

Route

Depart

Return

Price

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Sun 6/29

12:36 pm-10:23 am

1 stop20h 47m

Houston George Bush Intcntl

Sat 7/5

10:04 pm-11:46 am

1 stop14h 42m

$200

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Tue 7/1

11:48 am-11:43 pm

1 stop9h 55m

Houston George Bush Intcntl

Tue 7/8

7:00 am-11:06 am

1 stop6h 06m

$200

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Mon 6/30

5:42 pm-11:59 pm

1 stop5h 17m

Houston George Bush Intcntl

Fri 7/4

11:16 am-6:07 pm

1 stop7h 51m

$209

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Mon 6/30

11:40 pm-8:40 am

1 stop8h 00m

Houston George Bush Intcntl

Fri 7/4

3:17 pm-11:51 pm

2 stops9h 34m

$214

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Fri 8/15

9:55 am-4:52 am

1 stop16h 57m

Houston George Bush Intcntl

Fri 8/22

6:10 am-11:35 am

1 stop7h 25m

$214

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Fri 7/4

11:46 am-6:33 pm

1 stop5h 47m

Houston George Bush Intcntl

Fri 7/11

6:01 am-10:54 am

1 stop5h 53m

$239

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Mon 7/14

7:48 pm-5:55 am

1 stop9h 07m

Houston George Bush Intcntl

Mon 7/21

6:14 am-6:52 pm

1 stop13h 38m

$245

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Mon 8/11

8:46 pm-6:20 am

1 stop8h 34m

Houston George Bush Intcntl

Thu 8/14

9:00 am-3:04 pm

1 stop7h 04m

$250

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Thu 9/11

8:45 pm-6:24 am

1 stop7h 39m

Houston George Bush Intcntl

Mon 9/15

8:00 am-12:43 pm

1 stop6h 43m

$254

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Thu 9/11

1:30 pm-11:20 pm

1 stop7h 50m

Houston George Bush Intcntl

Mon 9/15

7:43 am-11:45 am

1 stop6h 02m

$255

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 49 results
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Best time to book a flight from Idaho to George Bush Intcntl

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

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

Currently, August is the cheapest month in which you can book a flight from Idaho to Houston George Bush Intcntl Airport (average of $241). Flying from Idaho to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 ID to IAH?

Find hourly flight availability from Idaho to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

When flying from Idaho to Houston George Bush Intcntl Airport, 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 George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated June 18, 2025.
Read through reviews of airlines operating flights from Idaho to Houston, such as Alaska Airlines, Delta and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,964 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,504 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,809 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Idaho to George Bush Intcntl. 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 Idaho to Houston George Bush Intcntl Airport one-way?

    One-way options have recently been found by users for as low as $105 on Delta. Other airlines that offer cheap prices include Frontier from $106 and Hawaiian Airlines from $125 one-way.

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

    The most popular route from Idaho to Houston George Bush Intcntl Airport is Spokane - Houston George Bush Intcntl. You may also consider Boise Air Term. Gowen Fld - Houston George Bush Intcntl or Idaho Falls Fanning Field - Houston George Bush Intcntl.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Idaho to Houston George Bush Intcntl Airport (average of $241). Flying from Idaho to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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

Traveling to a place near Idaho?

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Alternative routes for Idaho to George Bush Intcntl

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

Discover the top 5 airlines that operate flights from Idaho to George Bush Intcntl. 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$109Average$123FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$147Average$434FlexibilityNo cancel feeOn-time71%
DeltaCheapest$194Average$370FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$273Average$573FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$298Average$531FlexibilityNo cancel feeOn-time69%

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