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$88+ Cheap flights from Idaho to Houston

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — HOU
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Idaho to Houston

Keep the following information in mind while searching for Idaho to Houston flight deals. Data was last updated March 31, 2025.

Round-trip from

$202
(Mytrip)

One-way from

$88
(Mytrip)

Popular in

March

Cheapest in

November

Average price

$456
From Idaho to Houston
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One-way flight from Idaho to Houston
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Idaho to Houston

Cheapest flights from Idaho to Houston
Explore the most affordable flight options available from Idaho to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/281:52 pmBOI - IAH
1 stop21h 49mSpirit Airlines
Mon 5/55:45 amIAH - BOI
1 stop8h 12mSpirit Airlines
Deal found 3/30$202
This Southwest deal was found by Cheapflights users on 3/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/67:15 amBOI - HOU
1 stop7h 20mSouthwest
Sat 9/133:35 pmHOU - BOI
1 stop8h 30mSouthwest
Deal found 3/29$209
This Delta deal was found by Cheapflights users on 3/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/265:30 amBOI - IAH
1 stop7h 58mDelta
Sun 5/46:20 amIAH - BOI
1 stop9h 15mDelta
Deal found 3/30$209
This American Airlines deal was found by Cheapflights users on 3/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/61:40 pmBOI - IAH
2 stops8h 59mAmerican Airlines
Sat 9/135:02 amIAH - BOI
2 stops9h 16mAmerican Airlines
Deal found 3/29$219
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/281:52 pmBOI - IAH
3 stops16h 27mMultiple Airlines
Mon 5/55:45 amIAH - BOI
2 stops17h 00mMultiple Airlines
Deal found 3/30$271
This Delta deal was found by Cheapflights users on 3/31. 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 4/162:15 pmBOI - HOU
1 stop7h 53mDelta
Sat 4/266:00 amHOU - BOI
2 stops12h 00mDelta
Deal found 3/31$274
This Frontier deal was found by Cheapflights users on 3/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2211:49 amGEG - IAH
1 stop10h 10mFrontier
Sun 5/256:00 amIAH - GEG
1 stop7h 04mFrontier
Deal found 3/30$298
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 5/205:06 amGEG - IAH
1 stop9h 48mAlaska Airlines
Wed 5/285:54 pmIAH - GEG
1 stop7h 05mAlaska Airlines
Deal found 3/31$306
This Southwest deal was found by Cheapflights users on 3/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/57:30 amGEG - HOU
1 stop8h 15mSouthwest
Wed 9/1010:25 amHOU - GEG
1 stop6h 45mSouthwest
Deal found 3/30$307
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/303:25 pmGEG - IAH
1 stop7h 20mUnited Airlines
Tue 5/65:04 pmIAH - GEG
1 stop8h 34mUnited Airlines
Deal found 3/30$307
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Sat 4/126:30 amBOI - IAH
1 stop5h 43mUnited Airlines
Sun 4/205:20 amIAH - BOI
1 stop5h 27mUnited Airlines
Deal found 3/31$309
This Mytrip deal was found by Cheapflights users on 3/31. 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.
Sun 4/139:35 amGEG - IAH
2 stops36h 17mMultiple Airlines
Wed 4/167:50 pmIAH - GEG
2 stops26h 33mMultiple Airlines
Deal found 3/31$310

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho to Houston 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 March 31, 2025.
Use the filters below to find and compare flights from Idaho to Houston that are best for you.

Fly from

Idaho

Fly to

Houston

Route

Depart

Return

Price

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Mon 4/28

1:52 pm-12:41 pm

1 stop21h 49m

Houston George Bush Intcntl

Mon 5/5

5:45 am-12:57 pm

1 stop8h 12m

$202

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Sat 9/6

7:15 am-3:35 pm

1 stop7h 20m

Houston Hobby

Sat 9/13

3:35 pm-11:05 pm

1 stop8h 30m

$209

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Sat 4/26

5:30 am-2:28 pm

1 stop7h 58m

Houston George Bush Intcntl

Sun 5/4

6:20 am-2:35 pm

1 stop9h 15m

$209

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Sat 9/6

1:40 pm-11:39 pm

2 stops8h 59m

Houston George Bush Intcntl

Sat 9/13

5:02 am-1:18 pm

2 stops9h 16m

$219

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Mon 4/28

1:52 pm-7:19 am

3 stops16h 27m

Houston George Bush Intcntl

Mon 5/5

5:45 am-9:45 pm

2 stops17h 00m

$271

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Wed 4/16

2:15 pm-11:08 pm

1 stop7h 53m

Houston Hobby

Sat 4/26

6:00 am-5:00 pm

2 stops12h 00m

$274

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Thu 5/22

11:49 am-11:59 pm

1 stop10h 10m

Houston George Bush Intcntl

Sun 5/25

6:00 am-11:04 am

1 stop7h 04m

$298

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Tue 5/20

5:06 am-4:54 pm

1 stop9h 48m

Houston George Bush Intcntl

Wed 5/28

5:54 pm-10:59 pm

1 stop7h 05m

$306

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Wed 4/30

3:25 pm-12:45 am

1 stop7h 20m

Houston George Bush Intcntl

Tue 5/6

5:04 pm-11:38 pm

1 stop8h 34m

$307

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Fri 9/5

7:30 am-5:45 pm

1 stop8h 15m

Houston Hobby

Wed 9/10

10:25 am-3:10 pm

1 stop6h 45m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 50 results
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Best time to book a flight from Idaho to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston 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

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

Currently, September is the cheapest month in which you can book a flight from Idaho to Houston (average of $230). Flying from Idaho to Houston in March is currently the most expensive (average of $334). 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 HOU?

Find hourly flight availability from Idaho to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

When flying from Idaho to Houston, 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 Houston by month

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

In terms of precipitation, rainfall in Houston 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 when rainfall is around 3.2 in.

Temperature in Houston by month

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

If weather is an important factor for your trip to Houston, 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 Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated March 31, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Idaho to Houston to help guide your decision. 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
9,818 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,276 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,342 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

    The cheapest airlines for a one-way flight from Idaho to Houston are Spirit Airlines ($88), Delta ($105), and Hawaiian Airlines ($121).

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

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho to Houston 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?

    Currently, September is the cheapest month in which you can book a flight from Idaho to Houston (average of $230). Flying from Idaho to Houston in March is currently the most expensive (average of $334). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Idaho to Houston

Discover the top 6 airlines that operate flights from Idaho to Houston. 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$109Average$197FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$147Average$477FlexibilityNo cancel feeOn-time71%
DeltaCheapest$194Average$394FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$205Average$522FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$247Average$519FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$305Average$424FlexibilityNo cancel feeOn-time63%
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