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Idaho Falls

$353+ Cheap flights from George Bush Intcntl (IAH) to Idaho Falls (IDA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — IDA
Oct 29 — Nov 51
Wed 10/29
Wed 11/5
1 adult, Economy
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Cheap 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 September 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$353
(American Airlines)

Popular in

October

Cheapest in

May

Average price

$388
Provider with most accurate pricing for Houston George Bush Intcntl-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Idaho Falls Fanning Field flights.
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From Houston George Bush Intcntl to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 1% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 29, 2025.

This American Airlines deal was found by Cheapflights users on 9/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:00 amIAH - IDA
1 stop7h 24mAmerican Airlines
Sat 11/112:55 pmIDA - IAH
1 stop9h 48mAmerican Airlines
Deal found 9/27$353
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Thu 10/235:14 amIAH - IDA
1 stop5h 34mUnited Airlines
Wed 10/294:15 pmIDA - IAH
1 stop5h 42mUnited Airlines
Deal found 9/28$362
This Delta deal was found by Cheapflights users on 9/28. 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 10/289:42 amIAH - IDA
2 stops13h 33mDelta
Tue 11/46:53 pmIDA - IAH
2 stops12h 54mDelta
Deal found 9/28$363
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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.
Fri 12/56:08 amIAH - IDA
1 stop11h 19mAlaska Airlines
Sat 12/66:05 amIDA - IAH
1 stop11h 15mAlaska Airlines
Deal found 9/28$380
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Fri 10/245:14 amIAH - IDA
1 stop5h 34mUnited Airlines
Wed 10/292:45 pmIDA - IAH
1 stop5h 07mUnited Airlines
Deal found 9/28$381
This Delta deal was found by Cheapflights users on 9/28. 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.
Sat 11/811:35 amIAH - IDA
1 stop7h 38mDelta
Wed 11/121:15 pmIDA - IAH
2 stops9h 42mDelta
Deal found 9/28$386
This Kiwi.com deal was found by Cheapflights users on 9/28. 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.
Fri 10/109:38 amIAH - IDA
1 stop7h 36mMultiple Airlines
Fri 10/1710:57 pmIDA - IAH
1 stop16h 38mMultiple Airlines
Deal found 9/28$388
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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 11/87:00 amIAH - IDA
1 stop9h 13mAlaska Airlines
Wed 11/126:05 amIDA - IAH
1 stop16h 47mAlaska Airlines
Deal found 9/28$408
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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 10/287:26 pmIAH - IDA
1 stop20h 47mAlaska Airlines
Tue 11/43:50 pmIDA - IAH
2 stops24h 00mAlaska Airlines
Deal found 9/28$413
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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.
Thu 12/257:01 amIAH - IDA
1 stop8h 05mAlaska Airlines
Wed 12/316:00 amIDA - IAH
1 stop22h 41mAlaska Airlines
Deal found 9/28$417
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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.
Fri 10/247:10 pmIAH - IDA
1 stop21h 28mAlaska Airlines
Wed 10/296:05 amIDA - IAH
2 stops9h 45mAlaska Airlines
Deal found 9/28$441

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 September 29, 2025.
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

George Bush Intcntl

Fly to

Idaho Falls

Route

Depart

Return

Price

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Tue 10/28

9:42 am-10:15 pm

2 stops13h 33m

Idaho Falls Fanning Field

Tue 11/4

6:53 pm-8:47 am

2 stops12h 54m

$363

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Fri 10/24

5:14 am-9:48 am

1 stop5h 34m

Idaho Falls Fanning Field

Wed 10/29

2:45 pm-8:52 pm

1 stop5h 07m

$381

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sat 11/8

11:35 am-6:13 pm

1 stop7h 38m

Idaho Falls Fanning Field

Wed 11/12

1:15 pm-11:57 pm

2 stops9h 42m

$386

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sat 11/8

7:00 am-3:13 pm

1 stop9h 13m

Idaho Falls Fanning Field

Wed 11/12

6:05 am-11:52 pm

1 stop16h 47m

$408

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Tue 10/28

7:26 pm-3:13 pm

1 stop20h 47m

Idaho Falls Fanning Field

Tue 11/4

3:50 pm-4:50 pm

2 stops24h 00m

$413

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Fri 10/24

7:10 pm-3:38 pm

1 stop21h 28m

Idaho Falls Fanning Field

Wed 10/29

6:05 am-4:50 pm

2 stops9h 45m

$441

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Thu 12/25

7:01 am-2:06 pm

1 stop8h 05m

Idaho Falls Fanning Field

Wed 12/31

6:00 am-4:57 pm

2 stops9h 57m

$462

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sat 10/25

6:00 am-10:38 pm

1 stop17h 38m

Idaho Falls Fanning Field

Sat 11/1

6:05 am-4:50 pm

2 stops9h 45m

$468

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sun 11/30

8:25 pm-1:32 pm

3 stops42h 07m

$480

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sat 11/29

12:05 am-1:35 pm

2 stops14h 30m

$1,239

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/27

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 September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Idaho Falls?

Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Idaho Falls (average of $380). Flying from Houston George Bush Intcntl Airport to Idaho Falls in December is currently the most expensive (average of $578). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 September 29, 2025.
Peruse reviews from past customers who have flown with Delta and 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.
Delta
8.0
Very good
7,964 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,964 reviews

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 2 different airlines.

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

    United Airlines and Delta can get you from Houston George Bush Intcntl Airport to Idaho Falls in just under 5h 34m. Your travel time can differ by up to 7h 59m. 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 are the cheapest airlines flying from Houston George Bush Intcntl Airport to Idaho Falls round-trip?

    Delta, at $255, was found to be the cheapest airline from Houston George Bush Intcntl Airport to Idaho Falls. An alternate airline flying to your destination would be United Airlines. These flights start at 51% 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.

  • What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Idaho Falls (average of $380). Flying from Houston George Bush Intcntl Airport to Idaho Falls in December is currently the most expensive (average of $578). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Idaho Falls?

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Top 2 airlines flying from George Bush Intcntl to Idaho Falls

Discover the top 2 airlines 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 September 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$255Average$454FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$314Average$512FlexibilityNo cancel feeOn-time69%

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