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Cheap flights from Idaho to Houston from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Houston departing on 7/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
1:25 pm - 9:13 pm
BOI
-
IAH
6h 48m
1 stop
Frontier Logo
6:30 am - 12:30 pm
IAH
-
BOI
7h 00m
1 stop
$270Frontier
Thu, Jun 18 - Sun, Jun 21
Frontier Logo
1:25 pm - 9:13 pm
BOI
-
IAH
6h 48m
1 stop
Frontier Logo
10:09 pm - 12:29 pm
IAH
-
BOI
15h 20m
1 stop
$279Frontier
Thu, Jul 2 - Mon, Jul 6
Delta Logo
6:00 am - 1:31 pm
BOI
-
IAH
6h 31m
1 stop
Delta Logo
4:09 pm - 10:58 pm
IAH
-
BOI
7h 49m
1 stop
$285Delta
Wed, Jul 15 - Tue, Jul 21
Delta Logo
1:05 pm - 11:59 pm
BOI
-
IAH
9h 54m
2 stops
Delta Logo
4:09 pm - 10:58 pm
IAH
-
BOI
7h 49m
1 stop
$290Delta
Wed, Jul 15 - Wed, Jul 22
Alaska Airlines Logo
2:08 pm - 11:59 pm
BOI
-
IAH
8h 51m
1 stop
Alaska Airlines Logo
2:52 pm - 11:58 pm
IAH
-
BOI
10h 06m
1 stop
$295Alaska Airlines
Tue, Oct 27 - Wed, Oct 28
Alaska Airlines Logo
12:58 pm - 11:59 pm
BOI
-
IAH
10h 01m
1 stop
Alaska Airlines Logo
6:09 am - 12:35 pm
IAH
-
BOI
7h 26m
1 stop
$298Alaska Airlines
Tue, Oct 27 - Wed, Oct 28
United Airlines Logo
5:54 pm - 11:59 pm
IDA
-
IAH
5h 05m
1 stop
United Airlines Logo
5:15 am - 9:50 am
IAH
-
IDA
5h 35m
1 stop
$320United Airlines
Fri, Jul 3 - Tue, Jul 7
American Airlines Logo
1:58 pm - 11:59 pm
IDA
-
IAH
9h 01m
1 stop
American Airlines Logo
6:00 am - 11:45 am
IAH
-
IDA
6h 45m
1 stop
$340American Airlines
Fri, Sep 11 - Tue, Sep 22
American Airlines Logo
1:58 pm - 11:59 pm
IDA
-
IAH
9h 01m
1 stop
American Airlines Logo
2:08 pm - 9:20 pm
IAH
-
IDA
8h 12m
1 stop
$349American Airlines
Fri, Sep 11 - Mon, Sep 21
United Airlines Logo
2:30 pm - 8:55 pm
IDA
-
IAH
5h 25m
1 stop
United Airlines Logo
6:30 am - 1:25 pm
IAH
-
IDA
7h 55m
1 stop
$355United Airlines
Thu, Jul 2 - Sun, Jul 5

Delta flights from Idaho to Houston George Bush Intcntl Airport

Our best Delta deals on Idaho to Houston George Bush Intcntl Airport flight tickets
Delta
Jul 15
BOI6:00 amBoise Air Term. Gowen Fld
6h 31m
1 stop
IAH1:31 pmHouston George Bush Intcntl
Jul 21
IAH4:09 pmHouston George Bush Intcntl
7h 49m
1 stop
BOI10:58 pmBoise Air Term. Gowen Fld
$285
Delta
Jul 15
BOI1:05 pmBoise Air Term. Gowen Fld
9h 54m
2 stops
IAH11:59 pmHouston George Bush Intcntl
Jul 22
IAH4:09 pmHouston George Bush Intcntl
7h 49m
1 stop
BOI10:58 pmBoise Air Term. Gowen Fld
$290
Delta
Jul 8
BOI11:53 amBoise Air Term. Gowen Fld
11h 06m
2 stops
IAH11:59 pmHouston George Bush Intcntl
Jul 15
IAH4:09 pmHouston George Bush Intcntl
8h 56m
2 stops
BOI12:05 amBoise Air Term. Gowen Fld
$296

Alaska Airlines flights from Idaho to Houston George Bush Intcntl Airport

Our best Alaska Airlines deals on Idaho to Houston George Bush Intcntl Airport flight tickets
Alaska Airlines
Oct 27
BOI2:08 pmBoise Air Term. Gowen Fld
8h 51m
1 stop
IAH11:59 pmHouston George Bush Intcntl
Oct 28
IAH2:52 pmHouston George Bush Intcntl
10h 06m
1 stop
BOI11:58 pmBoise Air Term. Gowen Fld
$295
Alaska Airlines
Sep 1
BOI1:15 pmBoise Air Term. Gowen Fld
9h 44m
1 stop
IAH11:59 pmHouston George Bush Intcntl
Sep 2
IAH6:16 pmHouston George Bush Intcntl
6h 39m
1 stop
BOI11:55 pmBoise Air Term. Gowen Fld
$342
Alaska Airlines
Jun 16
BOI7:57 amBoise Air Term. Gowen Fld
13h 31m
2 stops
IAH10:28 pmHouston George Bush Intcntl
Jul 8
IAH6:02 amHouston George Bush Intcntl
7h 45m
1 stop
BOI12:47 pmBoise Air Term. Gowen Fld
$346

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated May 27, 2026.
Use the filters below to find and compare flights from Idaho to Houston George Bush Intcntl Airport that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Thu 6/18

1:25 pm-9:13 pm

1 stop6h 48m

Houston George Bush Intcntl

Sun 6/21

6:30 am-12:30 pm

1 stop7h 00m

$270

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Thu 7/2

1:25 pm-9:13 pm

1 stop6h 48m

Houston George Bush Intcntl

Mon 7/6

10:09 pm-12:29 pm

1 stop15h 20m

$279

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Wed 7/15

6:00 am-1:31 pm

1 stop6h 31m

Houston George Bush Intcntl

Tue 7/21

4:09 pm-10:58 pm

1 stop7h 49m

$285

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Wed 7/15

1:05 pm-11:59 pm

2 stops9h 54m

Houston George Bush Intcntl

Wed 7/22

4:09 pm-10:58 pm

1 stop7h 49m

$290

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Tue 10/27

2:08 pm-11:59 pm

1 stop8h 51m

Houston George Bush Intcntl

Wed 10/28

2:52 pm-11:58 pm

1 stop10h 06m

$295

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Tue 10/27

12:58 pm-11:59 pm

1 stop10h 01m

Houston George Bush Intcntl

Wed 10/28

6:09 am-12:35 pm

1 stop7h 26m

$298
Quickest round-trip

Idaho FallsHouston

IDA - IAH

IDAIAH

Idaho Falls Fanning Field

Fri 7/3

5:54 pm-11:59 pm

1 stop5h 05m

Houston George Bush Intcntl

Tue 7/7

5:15 am-9:50 am

1 stop5h 35m

$320

Idaho FallsHouston

IDA - IAH

IDAIAH

Idaho Falls Fanning Field

Fri 9/11

1:58 pm-11:59 pm

1 stop9h 01m

Houston George Bush Intcntl

Tue 9/22

6:00 am-11:45 am

1 stop6h 45m

$340

Idaho FallsHouston

IDA - IAH

IDAIAH

Idaho Falls Fanning Field

Fri 9/11

1:58 pm-11:59 pm

1 stop9h 01m

Houston George Bush Intcntl

Mon 9/21

2:08 pm-9:20 pm

1 stop8h 12m

$349

Idaho FallsHouston

IDA - IAH

IDAIAH

Idaho Falls Fanning Field

Thu 7/2

2:30 pm-8:55 pm

1 stop5h 25m

Houston George Bush Intcntl

Sun 7/5

6:30 am-1:25 pm

1 stop7h 55m

$355

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Idaho to Houston George Bush Intcntl Airport

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

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of August is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Idaho, with most prices found around $158. If you are unable to visit Houston George Bush Intcntl Airport during the month of August, then departing from Idaho during the month April is also very affordable. Most momondo users find prices during this month for around $169.

Can stopping save me money on Idaho to Houston George Bush Intcntl Airport flights?

You could potentially save up to 69% on your flight if you consider stops on a Idaho to Houston George Bush Intcntl Airport flight.

Cheap Idaho to Houston George Bush Intcntl Airport flight deals and tips

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

Fastest flight time

4h 51m

Direct flights

Mon and Sun
The fastest flight from Idaho to Houston George Bush Intcntl Airport takes 4h 51m
Direct flights go from Idaho to Houston George Bush Intcntl Airport on Monday and Sunday. There are no airlines offering direct flights.
Search flight deals

Frequently asked questions about flying from Idaho to Houston George Bush Intcntl Airport

  • When did momondo last update prices for flights from Idaho to Houston George Bush Intcntl Airport?

    Prices for flights from Idaho to Houston George Bush Intcntl Airport are updated daily.

  • How many operators does momondo search for flights from Idaho to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Idaho to Houston George Bush Intcntl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The required travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Houston George Bush Intcntl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Idaho to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Idaho to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $191Free CancellationRating
7.1
11,639 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $215Free CancellationRating
7.9
12,422 reviews
Search Alaska Airlines flights
DeltaPriceFrom $226Free CancellationRating
7.9
8,424 reviews
Search Delta flights
United AirlinesPriceFrom $253Free CancellationRating
7.4
9,749 reviews
Search United Airlines flights

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Katy
The Woodlands
Conroe
Humble
Spring
Cypress
Montgomery
Jersey Village
Tomball
Livingston

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Idaho to Houston. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Idaho to Houston flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Houston from Idaho. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Idaho to Houston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Houston and let you know when they change.

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