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Idaho Falls

$143+ Cheap flights from Houston 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — IDA
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Houston to Idaho Falls

Cheapest flights from Houston to Idaho Falls
Explore the most affordable flight options available from Houston to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/68:06 pmIAH - IDA
1 stop21h 02mMultiple Airlines
Fri 11/1410:56 pmIDA - IAH
2 stops22h 08mMultiple Airlines
Deal found 10/26$323
This Delta deal was found by Cheapflights users on 10/26. 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 11/1111:46 amIAH - IDA
1 stop7h 31mDelta
Sat 11/156:57 pmIDA - IAH
2 stops12h 46mDelta
Deal found 10/26$390
This Delta deal was found by Cheapflights users on 10/25. 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 11/1110:40 amHOU - IDA
2 stops12h 39mDelta
Sat 11/156:57 pmIDA - HOU
2 stops13h 48mDelta
Deal found 10/25$395
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:00 amIAH - IDA
1 stop8h 01mMultiple Airlines
Fri 11/710:56 pmIDA - IAH
2 stops19h 56mMultiple Airlines
Deal found 10/27$406
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sat 12/62:41 pmIAH - IDA
1 stop7h 31mUnited Airlines
Thu 12/182:30 pmIDA - IAH
1 stop7h 46mUnited Airlines
Deal found 10/26$435
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/155:48 pmIAH - IDA
1 stop27h 43mMultiple Airlines
Sat 11/226:17 pmIDA - IAH
2 stops29h 24mMultiple Airlines
Deal found 10/27$443
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 10/305:23 pmIAH - IDA
2 stops23h 51mMultiple Airlines
Mon 11/38:52 pmIDA - IAH
1 stop21h 16mMultiple Airlines
Deal found 10/26$446
This Delta deal was found by Cheapflights users on 10/26. 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.
Wed 11/510:13 amHOU - IDA
2 stops13h 02mDelta
Fri 11/146:57 pmIDA - HOU
2 stops13h 48mDelta
Deal found 10/26$506
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 11/109:07 amHOU - IDA
1 stop5h 21mAmerican Airlines
Fri 11/141:58 pmIDA - HOU
1 stop5h 22mAmerican Airlines
Deal found 10/26$561
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 11/39:07 amHOU - IDA
1 stop5h 21mAmerican Airlines
Fri 11/71:58 pmIDA - HOU
1 stop5h 22mAmerican Airlines
Deal found 10/27$571
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 11/69:05 amHOU - IDA
1 stop5h 22mAmerican Airlines
Sat 11/151:58 pmIDA - HOU
1 stop5h 22mAmerican Airlines
Deal found 10/26$616
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Tue 11/119:07 amHOU - IDA
1 stop5h 21mAmerican Airlines
Sat 11/151:58 pmIDA - HOU
1 stop5h 22mAmerican Airlines
Deal found 10/25$630

Cheap flight deals from Houston to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 October 28, 2025.

Round-trip from

$338
(American Airlines)

One-way from

$143
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$445
From Houston to Idaho Falls Fanning Field
Search Deals
One-way flight from Houston to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($132 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 October 28, 2025.
Use the filters below to find and compare flights from Houston to Idaho Falls that are best for you.

Fly from

Houston

Fly to

Idaho Falls

Route

Depart

Return

Price

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sat 1/24

8:00 am-1:37 pm

1 stop6h 37m

Idaho Falls Fanning Field

Tue 2/3

2:07 pm-9:10 pm

1 stop6h 03m

$338

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Thu 11/6

8:06 pm-4:08 pm

1 stop21h 02m

Idaho Falls Fanning Field

Fri 11/14

10:56 pm-1:54 pm

1 stop13h 58m

$341

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Tue 11/11

11:46 am-6:17 pm

1 stop7h 31m

Idaho Falls Fanning Field

Sat 11/15

6:57 pm-8:43 am

2 stops12h 46m

$390

HoustonIdaho Falls

HOU - IDA

HOUIDA

Houston Hobby

Tue 11/11

10:40 am-10:19 pm

2 stops12h 39m

Idaho Falls Fanning Field

Sat 11/15

6:57 pm-9:45 am

2 stops13h 48m

$395

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sat 1/24

10:44 am-10:21 pm

2 stops12h 37m

Idaho Falls Fanning Field

Tue 2/3

6:35 pm-8:49 am

2 stops13h 14m

$419

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sat 1/24

7:00 am-10:59 pm

1 stop16h 59m

Idaho Falls Fanning Field

Tue 2/3

6:58 pm-4:55 pm

2 stops20h 57m

$428

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sat 12/6

2:41 pm-9:12 pm

1 stop7h 31m

Idaho Falls Fanning Field

Thu 12/18

2:30 pm-11:16 pm

1 stop7h 46m

$435

HoustonIdaho Falls

HOU - IDA

HOUIDA

Houston Hobby

Sat 1/24

6:00 am-1:37 pm

1 stop8h 37m

Idaho Falls Fanning Field

Tue 2/3

2:07 pm-10:46 pm

1 stop7h 39m

$440

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sat 11/15

5:48 pm-8:31 pm

1 stop27h 43m

Idaho Falls Fanning Field

Sat 11/22

6:17 pm-12:41 am

2 stops29h 24m

$443

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Mon 11/3

7:00 am-2:01 pm

1 stop8h 01m

Idaho Falls Fanning Field

Fri 11/7

10:56 pm-12:18 am

3 stops24h 22m

$463

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 25 results
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Best time to book a flight from Houston to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Houston 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 to Idaho Falls

What is the cheapest month to book a flight from Houston to Idaho Falls?

Currently, May is the cheapest month in which you can book a flight from Houston to Idaho Falls (average of $206). Flying from Houston to Idaho Falls in January is currently the most expensive (average of $360). 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.

What is the cheapest time of day to fly from HOU to IDA?

Find hourly flight availability from Houston to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

When flying from Houston to Idaho Falls, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 26% versus a flight in the morning.

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 October 28, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Houston to Idaho Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
9,001 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,994 reviews

Overall

7.9

Food

7.3

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Houston 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?

    Idaho Falls Fanning Field (IDA), located 3.8 mi from the city center, is the airport you fly into when you book flights from Houston to Idaho Falls. 3 airlines have flights to Fanning Field from Houston on a regular basis. Booking flights from Houston to Idaho Falls Fanning Field should not be difficult; the airport handles an average of 0 inbound flights from Houston per day.

  • How long is the flight from Houston to Idaho Falls?

    Departing from Houston to Idaho Falls will take you 6h 37m. Houston and Idaho Falls are separated by a distance of 1310 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Houston to Idaho Falls round-trip?

    Cheapflights users have booked flights from Houston to Idaho Falls round-trip from $255. Other airlines that can offer you cheap pricing are American Airlines, from $276, and United Airlines, from $312. You may be able to fly from Houston to Idaho Falls for 50% less than the average price by searching for these airlines.

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

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

  • How can I find direct flights from Houston to Idaho Falls?

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

  • Can I find deals for business class flights from Houston to Idaho Falls?

    Yes. Cheapflights offers flight deals from Houston 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 to Idaho Falls?

    Currently, May is the cheapest month in which you can book a flight from Houston to Idaho Falls (average of $206). Flying from Houston to Idaho Falls in January is currently the most expensive (average of $360). 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?

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

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Top 3 airlines flying from Houston to Idaho Falls

Discover the top 3 airlines that operate flights from Houston 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$255Average$452FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$276Average$450FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$312Average$539FlexibilityNo cancel feeOn-time69%

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