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Cheap flights from Idaho to Houston from $101

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 4/16. 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
11:06 am - 10:05 pm
GEG
-
IAH
8h 59m
1 stop
Frontier Logo
6:45 am - 10:49 am
IAH
-
GEG
6h 04m
1 stop
$190Frontier
Sun, Apr 12 - Sun, Apr 19
Frontier Logo
12:03 pm - 12:48 am
BOI
-
IAH
11h 45m
1 stop
Frontier Logo
6:45 am - 11:08 am
IAH
-
BOI
5h 23m
1 stop
$211Frontier
Thu, Apr 9 - Sun, Apr 12
Multiple Airlines Logo
2:47 pm - 5:16 am
GEG
-
IAH
12h 29m
1 stop
Multiple Airlines Logo
6:45 am - 10:49 am
IAH
-
GEG
6h 04m
1 stop
$226Multiple Airlines
Tue, Apr 21 - Sun, Apr 26
Multiple Airlines Logo
11:44 am - 9:54 am
GEG
-
IAH
20h 10m
1 stop
Multiple Airlines Logo
7:00 am - 2:16 pm
IAH
-
GEG
9h 16m
1 stop
$245Multiple Airlines
Thu, Apr 30 - Mon, May 4
American Airlines Logo
3:15 pm - 11:33 pm
GEG
-
IAH
6h 18m
1 stop
American Airlines Logo
12:19 pm - 4:55 pm
IAH
-
GEG
6h 36m
1 stop
$251American Airlines
Wed, Apr 15 - Tue, Apr 21
Delta Logo
12:58 pm - 9:34 pm
GEG
-
IAH
6h 36m
1 stop
Delta Logo
12:25 pm - 9:02 pm
IAH
-
GEG
10h 37m
2 stops
$256Delta
Wed, Apr 15 - Tue, Apr 21
Delta Logo
6:20 am - 9:34 pm
GEG
-
IAH
13h 14m
2 stops
Delta Logo
12:25 pm - 11:15 pm
IAH
-
GEG
12h 50m
2 stops
$261Delta
Wed, Apr 15 - Tue, Apr 21
American Airlines Logo
2:14 pm - 11:33 pm
BOI
-
IAH
8h 19m
1 stop
American Airlines Logo
6:00 am - 1:03 pm
IAH
-
BOI
8h 03m
1 stop
$277American Airlines
Sat, Apr 11 - Sat, Apr 18
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
$289United Airlines
Wed, May 27 - Sat, May 30
United Airlines Logo
5:30 pm - 12:36 am
IDA
-
IAH
6h 06m
1 stop
United Airlines Logo
8:15 am - 1:30 pm
IAH
-
IDA
6h 15m
1 stop
$302United Airlines
Thu, Mar 12 - Sat, Mar 21

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
Apr 15
GEG12:58 pmSpokane
6h 36m
1 stop
IAH9:34 pmHouston George Bush Intcntl
Apr 21
IAH12:25 pmHouston George Bush Intcntl
10h 37m
2 stops
GEG9:02 pmSpokane
$256
Delta
Apr 15
GEG6:20 amSpokane
13h 14m
2 stops
IAH9:34 pmHouston George Bush Intcntl
Apr 21
IAH12:25 pmHouston George Bush Intcntl
12h 50m
2 stops
GEG11:15 pmSpokane
$261
Delta
Mar 16
GEG10:40 pmSpokane
9h 50m
1 stop
IAH10:30 amHouston George Bush Intcntl
Mar 31
IAH6:30 amHouston George Bush Intcntl
8h 40m
1 stop
GEG1:10 pmSpokane
$270

Frontier flights from Idaho to Houston George Bush Intcntl Airport

Our best Frontier deals on Idaho to Houston George Bush Intcntl Airport flight tickets
Frontier
Apr 12
GEG11:06 amSpokane
8h 59m
1 stop
IAH10:05 pmHouston George Bush Intcntl
Apr 19
IAH6:45 amHouston George Bush Intcntl
6h 04m
1 stop
GEG10:49 amSpokane
$190
Frontier
Apr 9
BOI12:03 pmBoise Air Term. Gowen Fld
11h 45m
1 stop
IAH12:48 amHouston George Bush Intcntl
Apr 12
IAH6:45 amHouston George Bush Intcntl
5h 23m
1 stop
BOI11:08 amBoise Air Term. Gowen Fld
$211
Frontier
Apr 23
GEG11:44 amSpokane
11h 04m
1 stop
IAH12:48 amHouston George Bush Intcntl
Apr 28
IAH6:14 pmHouston George Bush Intcntl
42h 35m
2 stops
GEG10:49 amSpokane
$233

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 February 22, 2026.
Use the filters below to find and compare flights from Idaho to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Sun 4/12

11:06 am-10:05 pm

1 stop8h 59m

Houston George Bush Intcntl

Sun 4/19

6:45 am-10:49 am

1 stop6h 04m

$190

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Thu 4/9

12:03 pm-12:48 am

1 stop11h 45m

Houston George Bush Intcntl

Sun 4/12

6:45 am-11:08 am

1 stop5h 23m

$211

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Tue 4/21

2:47 pm-5:16 am

1 stop12h 29m

Houston George Bush Intcntl

Sun 4/26

6:45 am-10:49 am

1 stop6h 04m

$226

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Thu 4/30

11:44 am-9:54 am

1 stop20h 10m

Houston George Bush Intcntl

Mon 5/4

7:00 am-2:16 pm

1 stop9h 16m

$245

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Wed 4/15

3:15 pm-11:33 pm

1 stop6h 18m

Houston George Bush Intcntl

Tue 4/21

12:19 pm-4:55 pm

1 stop6h 36m

$251

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Wed 4/15

12:58 pm-9:34 pm

1 stop6h 36m

Houston George Bush Intcntl

Tue 4/21

12:25 pm-9:02 pm

2 stops10h 37m

$256

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Wed 4/15

6:20 am-9:34 pm

2 stops13h 14m

Houston George Bush Intcntl

Tue 4/21

12:25 pm-11:15 pm

2 stops12h 50m

$261

BoiseHouston

BOI - IAH

BOIIAH

Boise Air Term. Gowen Fld

Sat 4/11

2:14 pm-11:33 pm

1 stop8h 19m

Houston George Bush Intcntl

Sat 4/18

6:00 am-1:03 pm

1 stop8h 03m

$277

Idaho FallsHouston

IDA - IAH

IDAIAH

Idaho Falls Fanning Field

Wed 5/27

5:54 pm-11:59 pm

1 stop5h 05m

Houston George Bush Intcntl

Sat 5/30

5:15 am-9:50 am

1 stop5h 35m

$289

Idaho FallsHouston

IDA - IAH

IDAIAH

Idaho Falls Fanning Field

Thu 3/12

5:30 pm-12:36 am

1 stop6h 06m

Houston George Bush Intcntl

Sat 3/21

8:15 am-1:30 pm

1 stop6h 15m

$302

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 September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Idaho, with most prices found around $258. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from Idaho during the month August is also very affordable. Most momondo users find prices during this month for around $270.

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

You could potentially save up to 46% 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

3h 23m

Direct flights

Mon and Sun
The fastest flight from Idaho to Houston George Bush Intcntl Airport takes 3h 23m
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

  • 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
DeltaPriceFrom $158Free CancellationRating
7.9
8,241 reviews
Search Delta flights
American AirlinesPriceFrom $191Free CancellationRating
7.2
11,338 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $215Free CancellationRating
8.0
11,928 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $269Free CancellationRating
7.4
9,341 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
Cypress
Spring
Montgomery
Tomball
Livingston
Jersey Village

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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