$146 Cheap Flights from Sun Valley (SUN) to Houston (IAH)

View $146 flight on Tue, Nov 11, 2025Opens in a new window

Popular airlines from Sun Valley, ID (SUN-Friedman Memorial) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Sun Valley to Houston (SUN-IAH)

Prices were available within the past 7 days and start at $146 for one-way flights and $291 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Oct 8 - Sun, Oct 12
SUN
Sun Valley
IAH
Houston
$291 Roundtrip, found 1 day ago
$291
Roundtrip
found 1 day ago
Select United flight, departing Wed, Oct 8 from Sun Valley to Houston, returning Sun, Oct 12, priced at $291 found 1 day ago
United
Wed, Nov 26 - Wed, Dec 3
SUN
Sun Valley
IAH
Houston
$293 Roundtrip, found 1 day ago
$293
Roundtrip
found 1 day ago
Select United flight, departing Wed, Nov 26 from Sun Valley to Houston, returning Wed, Dec 3, priced at $293 found 1 day ago
United
Wed, Nov 26 - Wed, Dec 3
SUN
Sun Valley
IAH
Houston
$307 Roundtrip, found 1 day ago
$307
Roundtrip
found 1 day ago
Select United flight, departing Wed, Nov 26 from Sun Valley to Houston, returning Wed, Dec 3, priced at $307 found 1 day ago
United
Wed, Nov 26 - Wed, Dec 3
SUN
Sun Valley
IAH
Houston
$309 Roundtrip, found 1 day ago
$309
Roundtrip
found 1 day ago
Select United flight, departing Wed, Nov 26 from Sun Valley to Houston, returning Wed, Dec 3, priced at $309 found 1 day ago
Delta
Tue, Sep 23 - Sun, Sep 28
SUN
Sun Valley
IAH
Houston
$321 Roundtrip, found 1 day ago
$321
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Sep 23 from Sun Valley to Houston, returning Sun, Sep 28, priced at $321 found 1 day ago
Delta
Wed, Oct 8 - Sun, Oct 12
SUN
Sun Valley
IAH
Houston
$326 Roundtrip, found 1 day ago
$326
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Oct 8 from Sun Valley to Houston, returning Sun, Oct 12, priced at $326 found 1 day ago
Delta
Mon, Nov 24 - Sat, Dec 6
SUN
Sun Valley
IAH
Houston
$326 Roundtrip, found 5 days ago
$326
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Nov 24 from Sun Valley to Houston, returning Sat, Dec 6, priced at $326 found 5 days ago
United
Wed, Nov 26 - Wed, Dec 3
SUN
Sun Valley
IAH
Houston
$333 Roundtrip, found 1 day ago
$333
Roundtrip
found 1 day ago
Select United flight, departing Wed, Nov 26 from Sun Valley to Houston, returning Wed, Dec 3, priced at $333 found 1 day ago
Alaska Airlines
Fri, Sep 26 - Sun, Sep 28
SUN
Sun Valley
IAH
Houston
$360 Roundtrip, found 3 days ago
$360
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Sep 26 from Sun Valley to Houston, returning Sun, Sep 28, priced at $360 found 3 days ago
American Airlines
Tue, Mar 3 - Mon, Mar 9
SUN
Sun Valley
IAH
Houston
$401 Roundtrip, found 1 day ago
$401
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Mar 3 from Sun Valley to Houston, returning Mon, Mar 9, priced at $401 found 1 day ago

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $321
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $321
Flights from Sun Valley (SUN) to Houston (IAH)
Origin airport
Friedman Memorial
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$290
Distance
1398 mi

Sun Valley to Houston Flights

The cheapest times to fly from Sun Valley to Houston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sun Valley to Houston are during the month of October. You can find some of the cheapest flights from Sun Valley to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sun Valley to Houston

Sunday is one of the best days to book for cheap flights from Sun Valley to Houston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sun Valley to Houston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sun Valley to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $146 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sun Valley to Houston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sun Valley to Houston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Friedman Memorial Airport (SUN) to George Bush Intercontinental Airport (IAH) cost?
Lock in a cheap one-way flight from $146 or cheap return flight from $291 from Friedman Memorial Airport (SUN) to George Bush Intercontinental Airport (IAH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Friedman Memorial Airport (SUN) to George Bush Intercontinental Airport (IAH)?
The cheapest month to fly from SUN to IAH is October, when there's less demand. Off-peak months are often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Friedman Memorial Airport (SUN) to George Bush Intercontinental Airport (IAH)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SUN to IAH flight.
How many flights per day from Friedman Memorial Airport (SUN) to George Bush Intercontinental Airport (IAH)?
You'll have to take a flight with a layover when traveling from Friedman Memorial Airport (SUN) to George Bush Intercontinental Airport (IAH). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SUN to IAH?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Friedman Memorial Airport (SUN) to George Bush Intercontinental Airport (IAH)?
To touch down at George Bush Intercontinental Airport (IAH) on time, book a flight that leaves from Friedman Memorial Airport (SUN) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Friedman Memorial Airport (SUN) to George Bush Intercontinental Airport (IAH) last-minute?
Last-minute bookings from SUN to IAH are generally more expensive. For the cheapest rates, start searching for flights as soon as possible. That said, if you're flexible with your travel dates, it's possible to score a cheap ticket right before your trip.
Is it cheaper to book a SUN to IAH flight and hotel package?
Compared with arranging hotels and flights separately, booking a SUN to IAH flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place takes the hassle out of travel planning. Simply secure your flights and select from our extensive range of stays, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Friedman Memorial Airport (SUN) to George Bush Intercontinental Airport (IAH)?
Usually, it's possible to reschedule or cancel your SUN to IAH flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.