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 $332. Another airline that can offer you cheap pricing is American Airlines. You may be able to fly from Houston to Idaho Falls for 37% less than the average price by searching for these airlines.

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

If weather is an important factor for your trip to Idaho Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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

When flying from Houston to Idaho Falls, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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. 2 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.

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.

Find Cheap Flights from Houston to Idaho Falls

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Find flight deals from Houston to Idaho Falls

Popular in	April
Cheapest in	October
Average price	$288

Highest demand for flights based on searches. 3% potential increase in price ($19 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

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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.

HO1-IDA

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.

Reviews of airlines servicing Idaho Falls

See what other customers who have flown with 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.

United Airlines

7.4

Good

10,283 reviews

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

10,283 reviews

United Airlines

7.4

Good

10,283 reviews

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

American Airlines

7.0

Good

12,130 reviews

United Airlines

7.4

Good

10,283 reviews

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

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. 2 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.
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 $332. Another airline that can offer you cheap pricing is American Airlines. You may be able to fly from Houston to Idaho Falls for 37% 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.

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Top 2 airlines flying from Houston to Idaho Falls

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$332	Average$550	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$518	Average$566	FlexibilityNo cancel fee	On-time71%

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Find cheap flights from Houston to Idaho Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Houston to Idaho Falls

Popular in

Cheapest in

Average price

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.

Reviews of airlines servicing Idaho Falls

See what other customers who have flown with 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.

Related info for your journey

What airport do you fly into for flights to Idaho Falls from Houston?

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

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

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

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

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 Houston to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Idaho Falls by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Houston to Idaho Falls by cabin class

Find flights from Houston to Idaho Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Idaho Falls

Explore flights to Idaho Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 3, 2026.

Houston and Idaho Falls flights

Browse other Houston and Idaho Falls flight options. Last updated on October 3, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 2 airlines flying from Houston to Idaho Falls

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Cheap flights from Houston to Idaho Falls (IDA)

Find cheap flights from Houston to Idaho Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Houston to Idaho Falls

Popular in

Cheapest in

Average price

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.

Reviews of airlines servicing Idaho Falls

See what other customers who have flown with 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.

Related info for your journey

What airport do you fly into for flights to Idaho Falls from Houston?

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

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

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

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

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 Houston to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Idaho Falls by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Houston to Idaho Falls by cabin class

Find flights from Houston to Idaho Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Idaho Falls

Explore flights to Idaho Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 3, 2026.

Houston and Idaho Falls flights

Browse other Houston and Idaho Falls flight options. Last updated on October 3, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 2 airlines flying from Houston to Idaho Falls

100% Free

Book with Flexibility

Travel Smart