What airlines fly to Houston?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Houston from Idaho according to our data. Delta is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 6 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Idaho to Houston?

Frontier, Delta, and Hawaiian Airlines are the most popular carriers operating from Idaho to Houston

How many flights depart from Idaho to Houston on average per week?

2 flights are operational weekly from Idaho to Houston as of August 2025. The most popular departure day for this route is Mon, with 50% of flights per week taking off on this day.

How long does it take to fly to Houston?

Average flight duration from Idaho to Houston depends on which airport you fly into and out of. Flying from Idaho Falls to Houston Hobby Airport is 5h 02m on average, while flying from Lewiston to Houston Hobby Airport is 5h 30m on average. Houston Hobby Airport is the most popular airport in Houston.

When did momondo last update prices for flights from Idaho to Houston?

Prices for flights from Idaho to Houston are updated daily.

How many operators does momondo search for flights from Idaho to Houston?

As of August 2025, there are 7 operators available to choose from for flights from Idaho to Houston.

How old do you have to be to fly from Idaho to Houston?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Houston.

What documentation or ID do you need to fly to Houston?

The travel and health documents required for your trip to Houston can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Houston. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$82 Cheap Flights from Idaho to Houston in 2025

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Find the cheapest flights from Idaho to Houston

Round-trip

One-way

Last minute

Cheap round-trip flights

12:03 pm - 11:36 pmGEG-IAH

9h 33m1 stop

6:00 am - 11:08 amIAH-GEG

7h 08m1 stop

$145Frontier

Find Deal

Thu, Oct 23 - Thu, Oct 30

12:48 pm - 9:37 pmBOI-IAH

7h 49m1 stop

6:00 am - 11:48 amIAH-BOI

6h 48m1 stop

$159

Find Deal

Thu, Nov 6 - Sun, Nov 9

2:16 pm - 5:50 amBOI-IAH

14h 34m1 stop

9:26 pm - 1:21 pmIAH-BOI

16h 55m1 stop

$168Spirit Airlines

Find Deal

Thu, Sep 25 - Wed, Oct 1

12:48 pm - 9:37 pmBOI-IAH

7h 49m1 stop

8:51 pm - 11:53 amIAH-BOI

16h 02m1 stop

$173Spirit Airlines

Find Deal

Sat, Dec 6 - Mon, Dec 8

12:55 pm - 10:05 pmBOI-HOU

8h 10m1 stop

5:55 am - 11:25 amHOU-BOI

6h 30m1 stop

$227Southwest

Find Deal

Tue, Nov 4 - Tue, Nov 11

6:00 am - 11:56 amBOI-IAH

4h 56m1 stop

5:46 pm - 11:59 pmIAH-BOI

7h 13m1 stop

$229Delta

Find Deal

Sun, Aug 31 - Sat, Sep 20

8:46 pm - 6:24 amBOI-IAH

8h 38m1 stop

8:00 am - 3:00 pmIAH-BOI

8h 00m1 stop

$231Alaska Airlines

Find Deal

Thu, Sep 25 - Wed, Oct 1

12:55 pm - 8:30 pmBOI-HOU

6h 35m1 stop

2:35 pm - 10:25 pmHOU-BOI

8h 50m2 stops

$232Southwest

Find Deal

Tue, Nov 4 - Tue, Nov 11

6:00 am - 11:56 amBOI-IAH

4h 56m1 stop

12:46 pm - 11:59 pmIAH-BOI

12h 13m2 stops

$234Delta

Find Deal

Sun, Aug 31 - Sat, Sep 20

4:25 pm - 12:10 amBOI-IAH

6h 45m1 stop

6:00 am - 1:10 pmIAH-BOI

8h 10m1 stop

$238Alaska Airlines

Find Deal

Thu, Oct 16 - Tue, Oct 21

Southwest flights from Idaho to Houston

Our best Southwest deals on Idaho to Houston flight tickets

Southwest

Nov 4

BOI12:55 pmBoise Air Term. Gowen Fld

8h 10m

1 stop

HOU10:05 pmHouston Hobby

Nov 11

HOU5:55 amHouston Hobby

6h 30m

1 stop

BOI11:25 amBoise Air Term. Gowen Fld

$227

Find similar

Southwest

Nov 4

BOI12:55 pmBoise Air Term. Gowen Fld

6h 35m

1 stop

HOU8:30 pmHouston Hobby

Nov 11

HOU2:35 pmHouston Hobby

8h 50m

2 stops

BOI10:25 pmBoise Air Term. Gowen Fld

$232

Find similar

Southwest

Nov 4

BOI12:55 pmBoise Air Term. Gowen Fld

7h 45m

2 stops

HOU9:40 pmHouston Hobby

Nov 11

HOU2:35 pmHouston Hobby

8h 50m

2 stops

BOI10:25 pmBoise Air Term. Gowen Fld

$237

Find similar

American Airlines flights from Idaho to Houston

Our best American Airlines deals on Idaho to Houston flight tickets

American Airlines

Sep 11

GEG6:00 amSpokane

7h 59m

1 stop

HOU3:59 pmHouston Hobby

Sep 15

HOU2:33 pmHouston Hobby

6h 06m

1 stop

GEG6:39 pmSpokane

$259

Find similar

American Airlines

Jan 31

BOI7:32 amBoise Air Term. Gowen Fld

8h 15m

1 stop

IAH4:47 pmHouston George Bush Intcntl

Feb 8

IAH5:03 amHouston George Bush Intcntl

8h 31m

1 stop

BOI12:34 pmBoise Air Term. Gowen Fld

$260

Find similar

American Airlines

Jan 31

BOI2:24 pmBoise Air Term. Gowen Fld

8h 19m

2 stops

IAH11:43 pmHouston George Bush Intcntl

Feb 8

IAH5:03 amHouston George Bush Intcntl

8h 31m

1 stop

BOI12:34 pmBoise Air Term. Gowen Fld

$265

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Thu 10/23

12:03 pm-11:36 pm

1 stop9h 33m

Houston George Bush Intcntl

Thu 10/30

6:00 am-11:08 am

1 stop7h 08m

$145

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Thu 11/6

12:48 pm-9:37 pm

1 stop7h 49m

Houston George Bush Intcntl

Sun 11/9

6:00 am-11:48 am

1 stop6h 48m

$159

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Thu 9/25

2:16 pm-5:50 am

1 stop14h 34m

Houston George Bush Intcntl

Wed 10/1

9:26 pm-1:21 pm

1 stop16h 55m

$168

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Sat 12/6

12:48 pm-9:37 pm

1 stop7h 49m

Houston George Bush Intcntl

Mon 12/8

8:51 pm-11:53 am

1 stop16h 02m

$173

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Tue 11/4

12:55 pm-10:05 pm

1 stop8h 10m

Houston Hobby

Tue 11/11

5:55 am-11:25 am

1 stop6h 30m

$227

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Sun 8/31

6:00 am-11:56 am

1 stop4h 56m

Houston George Bush Intcntl

Sat 9/20

5:46 pm-11:59 pm

1 stop7h 13m

$229

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Thu 9/25

8:46 pm-6:24 am

1 stop8h 38m

Houston George Bush Intcntl

Wed 10/1

8:00 am-3:00 pm

1 stop8h 00m

$231

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Tue 11/4

12:55 pm-8:30 pm

1 stop6h 35m

Houston Hobby

Tue 11/11

2:35 pm-10:25 pm

2 stops8h 50m

$232

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Sun 8/31

6:00 am-11:56 am

1 stop4h 56m

Houston George Bush Intcntl

Sat 9/20

12:46 pm-11:59 pm

2 stops12h 13m

$234

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Thu 10/16

4:25 pm-12:10 am

1 stop6h 45m

Houston George Bush Intcntl

Tue 10/21

6:00 am-1:10 pm

1 stop8h 10m

$238

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Houston?

The month of August is, on average, the cheapest month to fly to Houston from Idaho, with most prices found around $304. The month of April is another great option to travel to Houston, with average flight prices from Idaho averaging around $307.

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from Idaho is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $280. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is $417.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest Idaho to Houston flights are usually those with departure times in the evening. Our users have found flights to Houston in the evening for as low as $259. Try not to purchase tickets in the morning because they tend to be around $718. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Idaho to Houston flight route?

Fly from Boise Air Term. Gowen Fld to Houston George Bush Intcntl for the best Idaho - Houston flight prices

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $362 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Idaho for as low as $287 on momondo.

What cabin class options are available on Idaho to Houston flights?

There are 2 cabin classes available to choose from on Idaho to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Idaho to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Houston

Best Price Found	$82
Fastest flight time	3h 19m
Direct flights	Mon
Airports in Houston	2 airports

The best one-way flight to Houston from Idaho in the past 72 hours is $82. The best round-trip flight deal from Idaho to Houston found on momondo in the last 72 hours is $145.

The fastest flight from Idaho to Houston takes 3h 19m

Direct flights go from Idaho to Houston on Monday. The only airline offering direct flights is United Airlines.

There are 2 airports near Houston: Houston George Bush Intcntl (IAH), Houston Hobby (HOU)

Search flight deals

When did momondo last update prices for flights from Idaho to Houston?
Prices for flights from Idaho to Houston are updated daily.
How many operators does momondo search for flights from Idaho to Houston?
As of August 2025, there are 7 operators available to choose from for flights from Idaho to Houston.
How old do you have to be to fly from Idaho to Houston?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Houston.
What documentation or ID do you need to fly to Houston?
The travel and health documents required for your trip to Houston can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Houston. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Idaho to Houston

Compare and see reviews for airlines that fly from Idaho to Houston with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $109	Free Cancellation	Rating 6.3 8,038 reviews	Search Spirit Airlines flights
Delta	PriceFrom $194	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
Southwest	PriceFrom $246	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights
American Airlines	PriceFrom $248	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $267	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 8,925 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Houston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho to Houston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Idaho to Houston with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Houston from Idaho with this policy.

How can momondo help me find flights from Idaho to Houston?

Once all potential Idaho to Houston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Idaho to Houston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Idaho to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.