HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Houston

$105+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — HOU
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to Houston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 May 1, 2025.

Round-trip from

$213
(United Airlines)

One-way from

$105
(United Airlines)

Popular in

March

Cheapest in

November

Average price

$405
From Idaho to Houston
Search Deals
One-way flight from Idaho to Houston
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

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 May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/30. 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 5/145:25 pmBOI - IAH
1 stop5h 34mUnited Airlines
Mon 5/192:55 pmIAH - BOI
1 stop7h 44mUnited Airlines
Deal found 4/30$213
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/111:40 pmBOI - HOU
1 stop8h 35mDelta
Fri 7/46:05 amHOU - BOI
2 stops12h 08mDelta
Deal found 4/28$214
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/15:20 amBOI - IAH
1 stop7h 30mDelta
Fri 7/412:51 pmIAH - BOI
2 stops12h 00mDelta
Deal found 4/28$214
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2511:49 amGEG - IAH
1 stop9h 58mFrontier
Sat 5/319:05 pmIAH - GEG
1 stop15h 58mFrontier
Deal found 4/29$238
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/11:49 pmBOI - IAH
1 stop5h 22mAmerican Airlines
Fri 7/48:53 amIAH - BOI
1 stop8h 53mAmerican Airlines
Deal found 4/28$249
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Fri 6/65:57 pmGEG - IAH
1 stop20h 56mMultiple Airlines
Mon 6/98:57 amIAH - GEG
1 stop10h 10mMultiple Airlines
Deal found 4/30$250
This American Airlines deal was found by Cheapflights users on 4/29. 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 8/231:36 pmBOI - HOU
1 stop5h 23mAmerican Airlines
Sat 8/3010:15 amHOU - BOI
2 stops7h 29mAmerican Airlines
Deal found 4/29$256
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/255:43 pmBOI - IAH
1 stop11h 37mAlaska Airlines
Mon 6/306:00 amIAH - BOI
1 stop10h 04mAlaska Airlines
Deal found 4/30$259
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2312:16 pmBOI - IAH
1 stop10h 10mSpirit Airlines
Mon 5/266:36 amIAH - BOI
1 stop5h 45mSpirit Airlines
Deal found 4/30$263
This Southwest deal was found by Cheapflights users on 4/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/17:05 pmBOI - HOU
1 stop5h 25mSouthwest
Fri 7/46:15 amHOU - BOI
1 stop5h 35mSouthwest
Deal found 4/28$290
This Delta deal was found by Cheapflights users on 4/30. 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.
Thu 6/511:22 pmGEG - HOU
1 stop8h 11mDelta
Wed 6/116:00 amHOU - GEG
1 stop7h 19mDelta
Deal found 4/30$293
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/123:10 pmGEG - IAH
1 stop6h 34mAmerican Airlines
Tue 6/177:53 amIAH - GEG
1 stop5h 52mAmerican Airlines
Deal found 4/30$293

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 May 1, 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

Wed 5/14

5:25 pm-11:59 pm

1 stop5h 34m

Houston George Bush Intcntl

Mon 5/19

2:55 pm-9:39 pm

1 stop7h 44m

$213

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Tue 7/1

11:40 pm-9:15 am

1 stop8h 35m

Houston Hobby

Fri 7/4

6:05 am-5:13 pm

2 stops12h 08m

$214

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Tue 7/1

5:20 am-1:50 pm

1 stop7h 30m

Houston George Bush Intcntl

Fri 7/4

12:51 pm-11:51 pm

2 stops12h 00m

$214

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Sun 5/25

11:49 am-11:47 pm

1 stop9h 58m

Houston George Bush Intcntl

Sat 5/31

9:05 pm-11:03 am

1 stop15h 58m

$238

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Tue 7/1

1:49 pm-8:11 pm

1 stop5h 22m

Houston George Bush Intcntl

Fri 7/4

8:53 am-4:46 pm

1 stop8h 53m

$249

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Fri 6/6

5:57 pm-4:53 pm

1 stop20h 56m

Houston George Bush Intcntl

Mon 6/9

8:57 am-5:07 pm

1 stop10h 10m

$250

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Sat 8/23

1:36 pm-7:59 pm

1 stop5h 23m

Houston Hobby

Sat 8/30

10:15 am-4:44 pm

2 stops7h 29m

$256

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Wed 6/25

5:43 pm-6:20 am

1 stop11h 37m

Houston George Bush Intcntl

Mon 6/30

6:00 am-3:04 pm

1 stop10h 04m

$259

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Fri 5/23

12:16 pm-11:26 pm

1 stop10h 10m

Houston George Bush Intcntl

Mon 5/26

6:36 am-11:21 am

1 stop5h 45m

$263

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Tue 7/1

7:05 pm-1:30 am

1 stop5h 25m

Houston Hobby

Fri 7/4

6:15 am-10:50 am

1 stop5h 35m

$290

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 54 results
1
2
3
...
6

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 $332). 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 May 1, 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 May 1, 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
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Food

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
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Food

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
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Food

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
7.9
Good
2,409 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Food

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Food

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 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 United Airlines ($105), Delta ($109), and Southwest ($121).

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

    The most popular route from Idaho to Houston is Boise Air Term. Gowen Fld - Houston Hobby. You may also consider Spokane - Houston Hobby or Boise Air Term. Gowen Fld - 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 $332). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to Houston

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Dallas/Fort Worth flights
O'Hare Intl to Dallas/Fort Worth flights
Los Angeles to Dallas/Fort Worth flights
Newark to Dallas/Fort Worth flights
John F Kennedy Intl to Hobby flights
John F Kennedy Intl to Dallas/Fort Worth flights
Seattle to Dallas/Fort Worth flights
Newark to Hobby flights
LaGuardia to Hobby flights
Baltimore to Dallas/Fort Worth flights
Dulles Intl to Dallas/Fort Worth flights
John F Kennedy Intl to George Bush Intcntl flights
Reagan-National to Dallas/Fort Worth flights
Los Angeles to Hobby flights
Newark to George Bush Intcntl flights
Seattle to Hobby flights
LaGuardia to George Bush Intcntl flights
Ontario to Dallas/Fort Worth flights
Minneapolis to Dallas/Fort Worth flights
San Francisco to Dallas/Fort Worth flights
Newark to Austin flights
Baltimore to Hobby flights
Midway to Dallas/Fort Worth flights
Santa Ana to Dallas/Fort Worth flights
Los Angeles to George Bush Intcntl flights
Burbank to Dallas/Fort Worth flights
Detroit to Dallas/Fort Worth flights
John F Kennedy Intl to Austin flights
Philadelphia to Dallas/Fort Worth flights
Orlando to Dallas/Fort Worth flights
Boston to Dallas/Fort Worth flights
Seattle to George Bush Intcntl flights
Dallas/Fort Worth to Hobby flights
Sky Harbor Intl to Dallas/Fort Worth flights
Reagan-National to Hobby flights
Dulles Intl to Hobby flights
Denver to Dallas/Fort Worth flights
O'Hare Intl to Hobby flights
Atlanta to Dallas/Fort Worth flights
Denver to Hobby flights
Hobby to Dallas/Fort Worth flights
Boston to Hobby flights
Orlando to Hobby flights
Portland to Dallas/Fort Worth flights
O'Hare Intl to George Bush Intcntl flights
San Francisco to Hobby flights
Dulles Intl to George Bush Intcntl flights
Los Angeles to Austin flights
San Jose to Dallas/Fort Worth flights
Fort Lauderdale to Dallas/Fort Worth flights

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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$109Average$197FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$147Average$457FlexibilityNo cancel feeOn-time71%
DeltaCheapest$194Average$389FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$205Average$522FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$268Average$417FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$268Average$491FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.