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 38% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 5 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 Alaska Airlines are the most popular carriers operating from Idaho to Houston

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 15m on average, while flying from Boise to Houston Hobby Airport is 6h 21m 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 December 2025, there are 6 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.

$72 Cheap Flights from Idaho to Houston in 2025/26

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Find the cheapest flights from Idaho to Houston

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:19 pm - 12:33 am

BOI

IAH

9h 14m1 stop

6:35 am - 1:16 pm

IAH

BOI

7h 41m1 stop

$169Frontier

Thu, Jan 15 - Sun, Jan 18

2:19 pm - 12:33 am

BOI

IAH

9h 14m1 stop

10:43 am - 1:25 pm

IAH

BOI

27h 42m2 stops

$199Frontier

Thu, Jan 15 - Sun, Jan 18

12:03 pm - 3:52 pm

GEG

IAH

25h 49m1 stop

4:13 pm - 11:08 am

IAH

GEG

44h 55m2 stops

$212Multiple Airlines

Thu, Jan 22 - Tue, Feb 3

1:55 pm - 11:54 pm

BOI

IAH

8h 59m1 stop

6:45 am - 11:12 am

IAH

BOI

5h 27m1 stop

$216Multiple Airlines

Sat, Jan 24 - Mon, Feb 2

3:55 pm - 12:05 am

BOI

HOU

7h 10m1 stop

6:15 am - 10:40 am

HOU

BOI

5h 25m1 stop

$241Southwest

Thu, Jan 15 - Sun, Jan 18

7:45 am - 3:20 pm

BOI

HOU

6h 35m2 stops

6:15 am - 10:40 am

HOU

BOI

5h 25m1 stop

$246Southwest

Thu, Jan 15 - Sun, Jan 18

2:37 pm - 8:54 pm

BOI

IAH

5h 17m1 stop

5:25 am - 11:25 am

IAH

BOI

7h 00m1 stop

$246United Airlines

Tue, Jan 13 - Tue, Jan 20

1:58 pm - 10:46 pm

BOI

HOU

7h 48m1 stop

12:47 pm - 7:25 pm

HOU

BOI

7h 38m1 stop

$251American Airlines

Wed, Jan 14 - Wed, Jan 21

1:58 pm - 10:46 pm

BOI

HOU

7h 48m1 stop

12:47 pm - 7:25 pm

HOU

BOI

7h 38m1 stop

$255American Airlines

Tue, Jan 13 - Tue, Jan 20

4:25 pm - 10:35 pm

JAC

IAH

5h 10m1 stop

6:10 pm - 8:30 pm

IAH

JAC

3h 20mnonstop

$419United Airlines

Sat, May 30 - Sat, Jun 13

Southwest flights from Idaho to Houston

Our best Southwest deals on Idaho to Houston flight tickets

Southwest

Jan 15

BOI3:55 pmBoise Air Term. Gowen Fld

7h 10m

1 stop

HOU12:05 amHouston Hobby

Jan 18

HOU6:15 amHouston Hobby

5h 25m

1 stop

BOI10:40 amBoise Air Term. Gowen Fld

$241

Find similar

Southwest

Jan 15

BOI7:45 amBoise Air Term. Gowen Fld

6h 35m

2 stops

HOU3:20 pmHouston Hobby

Jan 18

HOU6:15 amHouston Hobby

5h 25m

1 stop

BOI10:40 amBoise Air Term. Gowen Fld

$246

Find similar

Southwest

Feb 22

BOI4:25 pmBoise Air Term. Gowen Fld

7h 05m

1 stop

HOU12:30 amHouston Hobby

Feb 24

HOU10:40 amHouston Hobby

5h 40m

1 stop

BOI3:20 pmBoise Air Term. Gowen Fld

$280

Find similar

American Airlines flights from Idaho to Houston

Our best American Airlines deals on Idaho to Houston flight tickets

American Airlines

Jan 14

BOI1:58 pmBoise Air Term. Gowen Fld

7h 48m

1 stop

HOU10:46 pmHouston Hobby

Jan 21

HOU12:47 pmHouston Hobby

7h 38m

1 stop

BOI7:25 pmBoise Air Term. Gowen Fld

$251

Find similar

American Airlines

Jan 13

BOI1:58 pmBoise Air Term. Gowen Fld

7h 48m

1 stop

HOU10:46 pmHouston Hobby

Jan 20

HOU12:47 pmHouston Hobby

7h 38m

1 stop

BOI7:25 pmBoise Air Term. Gowen Fld

$255

Find similar

American Airlines

Jan 13

BOI12:37 pmBoise Air Term. Gowen Fld

9h 09m

2 stops

HOU10:46 pmHouston Hobby

Jan 20

HOU12:47 pmHouston Hobby

7h 38m

1 stop

BOI7:25 pmBoise Air Term. Gowen Fld

$267

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Thu 1/15

2:19 pm-12:33 am

1 stop9h 14m

Houston George Bush Intcntl

Sun 1/18

6:35 am-1:16 pm

1 stop7h 41m

$169

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Thu 1/15

2:19 pm-12:33 am

1 stop9h 14m

Houston George Bush Intcntl

Sun 1/18

10:43 am-1:25 pm

2 stops27h 42m

$199

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Thu 1/22

12:03 pm-3:52 pm

1 stop25h 49m

Houston George Bush Intcntl

Tue 2/3

4:13 pm-11:08 am

2 stops44h 55m

$212

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Sat 1/24

1:55 pm-11:54 pm

1 stop8h 59m

Houston George Bush Intcntl

Mon 2/2

6:45 am-11:12 am

1 stop5h 27m

$216

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Thu 1/15

3:55 pm-12:05 am

1 stop7h 10m

Houston Hobby

Sun 1/18

6:15 am-10:40 am

1 stop5h 25m

$241

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Thu 1/15

7:45 am-3:20 pm

2 stops6h 35m

Houston Hobby

Sun 1/18

6:15 am-10:40 am

1 stop5h 25m

$246

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Tue 1/13

2:37 pm-8:54 pm

1 stop5h 17m

Houston George Bush Intcntl

Tue 1/20

5:25 am-11:25 am

1 stop7h 00m

$246

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Wed 1/14

1:58 pm-10:46 pm

1 stop7h 48m

Houston Hobby

Wed 1/21

12:47 pm-7:25 pm

1 stop7h 38m

$251

BoiseHouston

BOI - HOU

BOIHOU

Boise Air Term. Gowen Fld

Tue 1/13

1:58 pm-10:46 pm

1 stop7h 48m

Houston Hobby

Tue 1/20

12:47 pm-7:25 pm

1 stop7h 38m

$255

JacksonHouston

JAC - IAH

JACIAH

Jackson Hole

Sat 5/30

4:25 pm-10:35 pm

1 stop5h 10m

Houston George Bush Intcntl

Sat 6/13

6:10 pm-8:30 pm

Nonstop3h 20m

$419

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 September is, on average, the cheapest month to fly to Houston from Idaho, with most prices found around $284. The month of April is another great option to travel to Houston, with average flight prices from Idaho averaging around $296.

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 at noon because they tend to be around $403. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $248 on momondo.

Cheap Idaho to Houston flight deals and tips

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

Fastest flight time	3h 15m
Direct flights	Mon and Sun
Airports in Houston	2 airports

The fastest flight from Idaho to Houston takes 3h 15m

Direct flights go from Idaho to Houston on Monday and Sunday. There are no airlines offering direct flights.

There are 2 airports in Houston. From Idaho there are direct flights to Houston George Bush Intcntl (IAH).

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 December 2025, there are 6 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
American Airlines	PriceFrom $180	Free Cancellation	Rating 7.2 11,054 reviews	Search American Airlines flights
Delta	PriceFrom $194	Free Cancellation	Rating 7.9 8,005 reviews	Search Delta flights
Alaska Airlines	PriceFrom $206	Free Cancellation	Rating 8.0 11,477 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $238	Free Cancellation	Rating 7.9 4,250 reviews	Search Southwest flights
United Airlines	PriceFrom $267	Free Cancellation	Rating 7.4 9,091 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.