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Cheap flights from Houston to Idaho Falls from $216

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Idaho Falls departing on 10/27. 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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Find the cheapest flights from Houston to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:27 pm - 1:55 pmIAH-IDA
17h 28m1 stop
Multiple Airlines Logo
2:22 pm - 11:47 pmIDA-IAH
32h 25m2 stops
$269Multiple Airlines
Find Deal
Thu, Nov 20 - Tue, Dec 2
Multiple Airlines Logo
6:31 pm - 1:07 pmIAH-IDA
19h 36m1 stop
Multiple Airlines Logo
9:21 pm - 8:26 pmIDA-IAH
22h 05m1 stop
$288Multiple Airlines
Find Deal
Sun, Nov 9 - Sun, Nov 16
Alaska Airlines Logo
7:35 am - 3:20 pmIAH-IDA
8h 45m1 stop
Alaska Airlines Logo
4:00 pm - 11:58 pmIDA-IAH
6h 58m1 stop
$371Alaska Airlines
Find Deal
Tue, Apr 7 - Wed, Apr 8
Delta Logo
11:46 am - 4:32 pmIAH-IDA
5h 46m1 stop
Delta Logo
7:06 pm - 8:49 amIDA-IAH
12h 43m2 stops
$376Delta
Find Deal
Thu, Nov 27 - Thu, Dec 4
Delta Logo
6:40 am - 4:32 pmIAH-IDA
10h 52m2 stops
Delta Logo
7:06 pm - 8:49 amIDA-IAH
12h 43m2 stops
$381Delta
Find Deal
Thu, Nov 27 - Thu, Dec 4
Alaska Airlines Logo
7:00 am - 3:13 pmIAH-IDA
9h 13m1 stop
Alaska Airlines Logo
6:05 am - 11:52 pmIDA-IAH
16h 47m1 stop
$390Alaska Airlines
Find Deal
Sat, Nov 8 - Wed, Nov 12
American Airlines Logo
6:00 am - 12:25 pmIAH-IDA
7h 25m1 stop
American Airlines Logo
12:55 pm - 8:10 pmIDA-IAH
6h 15m1 stop
$431American Airlines
Find Deal
Mon, Oct 27 - Fri, Oct 31
American Airlines Logo
2:26 pm - 9:49 pmHOU-IDA
8h 23m1 stop
American Airlines Logo
12:55 pm - 7:35 pmIDA-HOU
5h 40m1 stop
$431American Airlines
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Mon, Oct 27 - Fri, Oct 31
United Airlines Logo
5:00 am - 1:35 pmIAH-IDA
9h 35m2 stops
United Airlines Logo
4:15 pm - 11:59 pmIDA-IAH
6h 44m1 stop
$801United Airlines
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Thu, Nov 20 - Thu, Nov 20
United Airlines Logo
5:00 am - 9:56 amIAH-IDA
5h 56m1 stop
United Airlines Logo
4:05 pm - 8:38 amIDA-IAH
15h 33m1 stop
$873United Airlines
Find Deal
Sat, Dec 27 - Sat, Jan 3

Delta flights from Houston to Idaho Falls

Our best Delta deals on Houston to Idaho Falls flight tickets
Delta
Nov 27
IAH11:46 amHouston George Bush Intcntl
5h 46m
1 stop
IDA4:32 pmIdaho Falls Fanning Field
Dec 4
IDA7:06 pmIdaho Falls Fanning Field
12h 43m
2 stops
IAH8:49 amHouston George Bush Intcntl
$376
Find similar
Delta
Nov 27
IAH6:40 amHouston George Bush Intcntl
10h 52m
2 stops
IDA4:32 pmIdaho Falls Fanning Field
Dec 4
IDA7:06 pmIdaho Falls Fanning Field
12h 43m
2 stops
IAH8:49 amHouston George Bush Intcntl
$381
Find similar
Delta
Nov 8
IAH11:35 amHouston George Bush Intcntl
7h 38m
1 stop
IDA6:13 pmIdaho Falls Fanning Field
Nov 12
IDA6:57 pmIdaho Falls Fanning Field
18h 15m
2 stops
IAH2:12 pmHouston George Bush Intcntl
$441
Find similar

American Airlines flights from Houston to Idaho Falls

Our best American Airlines deals on Houston to Idaho Falls flight tickets
American Airlines
Oct 27
IAH6:00 amHouston George Bush Intcntl
7h 25m
1 stop
IDA12:25 pmIdaho Falls Fanning Field
Oct 31
IDA12:55 pmIdaho Falls Fanning Field
6h 15m
1 stop
IAH8:10 pmHouston George Bush Intcntl
$431
Find similar
American Airlines
Oct 21
HOU2:24 pmHouston Hobby
8h 24m
1 stop
IDA9:48 pmIdaho Falls Fanning Field
Oct 22
IDA6:44 amIdaho Falls Fanning Field
6h 10m
1 stop
HOU1:54 pmHouston Hobby
$561
Find similar
American Airlines
Apr 7
HOU5:00 amHouston Hobby
8h 27m
1 stop
IDA12:27 pmIdaho Falls Fanning Field
Apr 8
IDA1:45 pmIdaho Falls Fanning Field
7h 06m
1 stop
HOU9:51 pmHouston Hobby
$611
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momondo 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, momondo users made 832,500 searches. Data last updated October 14, 2025.
Use the filters below to find and compare flights from Houston to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Thu 11/20

9:27 pm-1:55 pm

1 stop17h 28m

Idaho Falls Fanning Field

Tue 12/2

2:22 pm-11:47 pm

2 stops32h 25m

$269

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sun 11/9

6:31 pm-1:07 pm

1 stop19h 36m

Idaho Falls Fanning Field

Sun 11/16

9:21 pm-8:26 pm

1 stop22h 05m

$288

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Tue 4/7

7:35 am-3:20 pm

1 stop8h 45m

Idaho Falls Fanning Field

Wed 4/8

4:00 pm-11:58 pm

1 stop6h 58m

$371

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Thu 11/27

11:46 am-4:32 pm

1 stop5h 46m

Idaho Falls Fanning Field

Thu 12/4

7:06 pm-8:49 am

2 stops12h 43m

$376

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Thu 11/27

6:40 am-4:32 pm

2 stops10h 52m

Idaho Falls Fanning Field

Thu 12/4

7:06 pm-8:49 am

2 stops12h 43m

$381

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

$390

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Mon 10/27

6:00 am-12:25 pm

1 stop7h 25m

Idaho Falls Fanning Field

Fri 10/31

12:55 pm-8:10 pm

1 stop6h 15m

$431

HoustonIdaho Falls

HOU - IDA

HOUIDA

Houston Hobby

Mon 10/27

2:26 pm-9:49 pm

1 stop8h 23m

Idaho Falls Fanning Field

Fri 10/31

12:55 pm-7:35 pm

1 stop5h 40m

$431

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Thu 11/20

5:00 am-1:35 pm

2 stops9h 35m

Idaho Falls Fanning Field

Thu 11/20

4:15 pm-11:59 pm

1 stop6h 44m

$801

HoustonIdaho Falls

IAH - IDA

IAHIDA

Houston George Bush Intcntl

Sat 12/27

5:00 am-9:56 am

1 stop5h 56m

Idaho Falls Fanning Field

Sat 1/3

4:05 pm-8:38 am

1 stop15h 33m

$873

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Houston to Idaho Falls

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 day to depart on your flight to Idaho Falls?

Our data shows that Wednesday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $454. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Friday is $670.

What is the cheapest time of day to depart on your flight to Idaho Falls?

Our most recent data shows that the best time of day to fly to Idaho Falls is in the afternoon. Flights from Houston to Idaho Falls during this time can be as low as $501. Try not to purchase tickets in the morning because they tend to be around $563. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Houston to Idaho Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Idaho Falls

Direct flights

None
There are no direct flights from Houston to Idaho Falls. There are no popular flight routes from Houston to Idaho Falls.
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  • How far is Houston to Idaho Falls Fanning Field by plane?

    Idaho Falls Fanning Field is 1317.7 mi away from Houston. 5h 22m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Houston to Idaho Falls Fanning Field Airport?

    Prices for flights from Houston to Idaho Falls Fanning Field Airport refresh daily.

  • How many operators does momondo search for flights from Houston to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from Houston to Idaho Falls Fanning Field 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 Houston to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The travel and health documents required for your trip to Idaho Falls Fanning Field Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Idaho Falls Fanning Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Houston to Idaho Falls

Compare and see reviews for airlines that fly from Houston to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $255Free CancellationRating
7.9
7,975 reviews
Search Delta flights
American AirlinesPriceFrom $276Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
United AirlinesPriceFrom $312Free CancellationRating
7.4
8,976 reviews
Search United Airlines flights

Traveling to a place near Idaho Falls?

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

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Idaho Falls from Houston with this policy.

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

momondo helps you find the best flight between Houston and Idaho Falls by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Idaho Falls from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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