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$78+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — BOI
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Round-trip from

$261
(American Airlines)

One-way from

$78
(FlightHub)

Popular in

January

Cheapest in

August

Average price

$337
From Houston to Idaho
Search Deals
One-way flight from Houston to Idaho
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($40 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).
Search Deals
Average for round-trip flights in February 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 February 20, 2025.

This American Airlines deal was found by Cheapflights users on 2/20. 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 3/258:14 pmIAH - BOI
1 stop17h 32mAmerican Airlines
Tue 4/151:23 pmBOI - IAH
1 stop9h 20mAmerican Airlines
Deal found 2/20$261
This Delta deal was found by Cheapflights users on 2/20. 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 4/106:24 amIAH - BOI
1 stop8h 41mDelta
Sun 4/1311:30 pmBOI - IAH
1 stop8h 11mDelta
Deal found 2/20$269
This FlightHub deal was found by Cheapflights users on 2/19. 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.
Fri 3/217:13 amIAH - BOI
1 stop6h 23mSpirit Airlines
Fri 3/281:31 pmBOI - IAH
1 stop28h 42mSpirit Airlines
Deal found 2/19$289
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 3/56:00 amHOU - BOI
1 stop7h 30mAmerican Airlines
Sat 3/81:36 pmBOI - HOU
1 stop5h 08mAmerican Airlines
Deal found 2/19$309
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Wed 3/126:00 pmIAH - GEG
1 stop7h 04mAmerican Airlines
Wed 5/211:22 pmGEG - IAH
1 stop8h 21mAmerican Airlines
Deal found 2/20$317
This Delta deal was found by Cheapflights users on 2/20. 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 3/66:10 amIAH - GEG
2 stops10h 35mDelta
Mon 3/105:30 amGEG - IAH
1 stop7h 50mDelta
Deal found 2/20$332
This Southwest deal was found by Cheapflights users on 2/20. 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 3/254:00 pmHOU - BOI
2 stops7h 45mSouthwest
Tue 4/154:40 pmBOI - HOU
1 stop5h 45mSouthwest
Deal found 2/20$338
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 6/175:03 amIAH - BOI
1 stop6h 48mAlaska Airlines
Fri 7/252:11 amBOI - IAH
1 stop6h 12mAlaska Airlines
Deal found 2/20$349
This United Airlines deal was found by Cheapflights users on 2/19. 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 8/68:30 amIAH - WYS
1 stop5h 42mUnited Airlines
Wed 8/131:56 pmWYS - IAH
1 stop7h 55mUnited Airlines
Deal found 2/19$359
This Delta deal was found by Cheapflights users on 2/20. 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 10/3011:55 amIAH - JAC
1 stop8h 02mDelta
Mon 11/31:10 pmJAC - IAH
1 stop7h 30mDelta
Deal found 2/20$369
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 7/186:55 pmIAH - GEG
1 stop7h 04mAlaska Airlines
Thu 7/315:45 pmGEG - IAH
1 stop17h 34mAlaska Airlines
Deal found 2/20$376
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Sun 3/239:08 amHOU - JAC
1 stop6h 50mAmerican Airlines
Thu 3/273:48 pmJAC - HOU
1 stop7h 05mAmerican Airlines
Deal found 2/19$377

Find flights from Houston to Idaho within your budget

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 February 20, 2025.

Fly from

Houston

Fly to

Idaho

Route

Depart

Return

Price

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Tue 3/25

8:14 pm-12:46 pm

1 stop17h 32m

Boise Air Term. Gowen Fld

Tue 4/15

1:23 pm-11:43 pm

1 stop9h 20m

$261

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Thu 4/10

6:24 am-2:05 pm

1 stop8h 41m

Boise Air Term. Gowen Fld

Sun 4/13

11:30 pm-8:41 am

1 stop8h 11m

$269

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Fri 3/21

7:13 am-12:36 pm

1 stop6h 23m

Boise Air Term. Gowen Fld

Fri 3/28

1:31 pm-7:13 pm

1 stop28h 42m

$289

HoustonBoise

HOU - BOI

HOUBOI

Houston Hobby

Wed 3/5

6:00 am-12:30 pm

1 stop7h 30m

Boise Air Term. Gowen Fld

Sat 3/8

1:36 pm-7:44 pm

1 stop5h 08m

$309

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Wed 3/12

6:00 pm-11:04 pm

1 stop7h 04m

Spokane

Wed 5/21

1:22 pm-11:43 pm

1 stop8h 21m

$317

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Thu 3/6

6:10 am-2:45 pm

2 stops10h 35m

Spokane

Mon 3/10

5:30 am-3:20 pm

1 stop7h 50m

$332

HoustonBoise

HOU - BOI

HOUBOI

Houston Hobby

Tue 3/25

4:00 pm-10:45 pm

2 stops7h 45m

Boise Air Term. Gowen Fld

Tue 4/15

4:40 pm-11:25 pm

1 stop5h 45m

$338

HoustonBoise

IAH - BOI

IAHBOI

Houston George Bush Intcntl

Tue 6/17

5:03 am-10:51 am

1 stop6h 48m

Boise Air Term. Gowen Fld

Fri 7/25

2:11 am-9:23 am

1 stop6h 12m

$349

HoustonJackson

IAH - JAC

IAHJAC

Houston George Bush Intcntl

Sat 5/3

5:00 am-12:13 pm

1 stop8h 13m

Jackson Hole

Sat 5/10

3:02 pm-10:01 pm

1 stop5h 59m

$369

HoustonJackson

HOU - JAC

HOUJAC

Houston Hobby

Sun 3/23

9:08 am-2:58 pm

1 stop6h 50m

Jackson Hole

Thu 3/27

3:48 pm-11:53 pm

1 stop7h 05m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 40 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.

Travel insights for flights from Houston to Idaho

Get recent, data-driven insights about flights from Houston to Idaho including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from Houston to Idaho (average of $314). Flying from Houston to Idaho in June is currently the most expensive (average of $436). 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 February 20, 2025.

When flying from Houston 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 February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Houston to Idaho to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $78. American Airlines flights start at $135 while deals on Delta start at $135 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 - Spokane 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, October is the cheapest month in which you can book a flight from Houston to Idaho (average of $314). Flying from Houston to Idaho in June is currently the most expensive (average of $436). 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.
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Top 6 airlines flying from Houston to Idaho

Discover the top 6 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$141Average$246FlexibilityNo cancel feeOn-time65%
DeltaCheapest$196Average$313FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$198Average$500FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$224Average$440FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$235Average$524FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$308Average$416FlexibilityNo cancel feeOn-time63%
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