HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho Falls

$174+ Cheap flights from George Bush Intcntl (IAH) to Idaho Falls (IDA)

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — IDA
Sep 13 — Sep 201
Sun 9/13
Sun 9/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from George Bush Intcntl to Idaho Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from George Bush Intcntl to Idaho Falls

Cheapest flights from George Bush Intcntl to Idaho Falls
Explore the most affordable flight options available from George Bush Intcntl to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:49 pm -
1 stop23h 11m
Mon 10/57:42 pm -
2 stops28h 01m
Deal found 8/12$318
This United Airlines deal was found by Cheapflights users on 8/10. 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 11/1810:25 am -
1 stop6h 13m
Sun 11/225:40 pm -
1 stop5h 19m
Deal found 8/10$330
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Mon 8/314:27 pm -
1 stop5h 51m
Sat 9/54:04 pm -
1 stop5h 52m
Deal found 8/9$339
This Delta deal was found by Cheapflights users on 8/9. 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.
Tue 9/112:12 pm -
2 stops11h 20m
Sat 9/53:17 pm -
1 stop5h 33m
Deal found 8/9$344
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Tue 9/85:15 am -
1 stop5h 36m
Tue 9/154:04 pm -
1 stop5h 53m
Deal found 8/9$348
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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 11/107:02 am -
1 stop9h 16m
Sat 11/141:53 pm -
1 stop9h 05m
Deal found 8/11$351
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/25:15 am -
1 stop5h 36m
Sat 9/54:04 pm -
1 stop6h 52m
Deal found 8/14$374
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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 10/202:55 pm -
1 stop9h 04m
Sat 10/241:58 pm -
1 stop9h 01m
Deal found 8/13$405
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 8/189:33 am -
1 stop6h 50m
Sat 8/2210:35 am -
1 stop5h 28m
Deal found 8/11$409
This Delta deal was found by Cheapflights users on 8/12. 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.
Tue 8/182:27 pm -
2 stops9h 05m
Tue 8/2511:35 am -
1 stop5h 27m
Deal found 8/12$414
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/266:16 pm -
1 stop20h 08m
Wed 9/306:18 am -
2 stops11h 55m
Deal found 8/10$426

Find flight deals from George Bush Intcntl to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$318
(Kiwi.com)

One-way from

$174
(Kiwi.com)

Popular in

October

Cheapest in

January

Average price

$541
Provider with most accurate pricing for Houston George Bush Intcntl-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Idaho Falls Fanning Field flights.
Search Deals
From Houston George Bush Intcntl to Idaho Falls Fanning Field
Search Deals
One-way flight from Houston George Bush Intcntl to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($148 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to Idaho Falls 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 August 14, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HoustonIdaho Falls

IAH Houston George Bush Intcntl - IDA Idaho Falls Fanning Field

IAHIDA

Houston George Bush Intcntl

Mon 8/31

4:27 pm-9:18 pm

1 stop5h 51m

Idaho Falls Fanning Field

Sat 9/5

4:04 pm-10:56 pm

1 stop5h 52m

$339

HoustonIdaho Falls

IAH Houston George Bush Intcntl - IDA Idaho Falls Fanning Field

IAHIDA

Houston George Bush Intcntl

Tue 9/1

12:12 pm-10:32 pm

2 stops11h 20m

Idaho Falls Fanning Field

Sat 9/5

3:17 pm-9:50 pm

1 stop5h 33m

$344

HoustonIdaho Falls

IAH Houston George Bush Intcntl - IDA Idaho Falls Fanning Field

IAHIDA

Houston George Bush Intcntl

Sat 9/26

6:16 pm-1:24 pm

1 stop20h 08m

Idaho Falls Fanning Field

Wed 9/30

3:57 pm-1:31 pm

1 stop20h 34m

$351

HoustonIdaho Falls

IAH Houston George Bush Intcntl - IDA Idaho Falls Fanning Field

IAHIDA

Houston George Bush Intcntl

Wed 9/2

5:15 am-9:51 am

1 stop5h 36m

Idaho Falls Fanning Field

Sat 9/5

4:04 pm-11:56 pm

1 stop6h 52m

$374

HoustonIdaho Falls

IAH Houston George Bush Intcntl - IDA Idaho Falls Fanning Field

IAHIDA

Houston George Bush Intcntl

Tue 10/20

2:55 pm-10:59 pm

1 stop9h 04m

Idaho Falls Fanning Field

Sat 10/24

1:58 pm-11:59 pm

1 stop9h 01m

$405

HoustonIdaho Falls

IAH Houston George Bush Intcntl - IDA Idaho Falls Fanning Field

IAHIDA

Houston George Bush Intcntl

Tue 8/18

11:28 am-10:32 pm

2 stops12h 04m

Idaho Falls Fanning Field

Sat 8/22

3:17 pm-9:50 pm

1 stop5h 33m

$414

HoustonIdaho Falls

IAH Houston George Bush Intcntl - IDA Idaho Falls Fanning Field

IAHIDA

Houston George Bush Intcntl

Mon 8/31

5:00 am-1:09 pm

2 stops9h 09m

Idaho Falls Fanning Field

Sat 9/5

12:06 pm-8:40 pm

1 stop7h 34m

$445

HoustonIdaho Falls

IAH Houston George Bush Intcntl - IDA Idaho Falls Fanning Field

IAHIDA

Houston George Bush Intcntl

Tue 11/10

2:27 pm-1:16 pm

2 stops23h 49m

Idaho Falls Fanning Field

Sat 11/14

1:53 pm-11:58 pm

1 stop9h 05m

$447
Cheapest one-way

HoustonIdaho Falls

IAH Houston George Bush Intcntl - IDA Idaho Falls Fanning Field

IAHIDA

Houston George Bush Intcntl

Tue 9/8

11:59 am-10:56 am

1 stop23h 57m

$182

HoustonIdaho Falls

IAH Houston George Bush Intcntl - IDA Idaho Falls Fanning Field

IAHIDA

Houston George Bush Intcntl

Sun 9/6

10:14 pm-1:49 pm

2 stops16h 35m

$216

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from George Bush Intcntl to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Idaho Falls in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from George Bush Intcntl to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from George Bush Intcntl 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.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Idaho Falls

How much does it cost to fly round-trip from Houston George Bush Intcntl Airport to Idaho Falls?

Airfare is below average for this route at the moment.

Houston George Bush Intcntl Airport to Idaho Falls flights typically cost between $430 and $623 in October.
The cheapest round-trip price found within the last 5 days was $318 on Multiple Airlines (Oct 1-Oct 5).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Falls. Reviews last updated August 14, 2026.
Peruse reviews from past customers who have flown with United Airlines from Houston George Bush Intcntl Airport to Idaho Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,108 reviews

Entertainment

7.1

Food

6.7

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
10,108 reviews
United Airlines
7.4
Good
10,108 reviews

Entertainment

7.1

Food

6.7

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Idaho Falls from Houston George Bush Intcntl?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field is the airport most travelers will use when flying to Idaho Falls from Houston George Bush Intcntl. Booking flights from Houston George Bush Intcntl to Fanning Field (IDA) should be relatively easy as there are 0 daily inbound flights from Houston George Bush Intcntl from 1 airline.

  • How long is the flight from Houston George Bush Intcntl Airport to Idaho Falls?

    United Airlines, Delta, and Alaska Airlines can get you from Houston George Bush Intcntl Airport to Idaho Falls in just under 5h 51m. Your travel time can differ by up to 14h 17m. The distance from Houston George Bush Intcntl Airport to Idaho Falls is about 1310 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Houston George Bush Intcntl Airport to Idaho Falls round-trip?

    United Airlines, at $332, was found to be the cheapest airline from Houston George Bush Intcntl Airport to Idaho Falls.. This flight start at 34% lower than the current average price 3 months from now.

  • Can I find deals for flights from George Bush Intcntl to Idaho Falls that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Idaho Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Idaho Falls.

  • Can I find deals for business class flights from George Bush Intcntl to Idaho Falls?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Idaho Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for George Bush Intcntl to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Jackson flights
George Bush Intcntl to Jackson flights
Hobby to Spokane flights
George Bush Intcntl to Spokane flights
Hobby to Twin Falls flights

Top airline flying from George Bush Intcntl to Idaho Falls

Discover the top airline that operate flights from George Bush Intcntl to Idaho Falls. 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 August 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$332Average$481FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.