$71 Cheap Flights from Houston (IAH) to Boise (BOI)

View $71 flight on Sat, Dec 6, 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Boise Airport (BOI)

Cheap Flights from Houston to Boise (IAH-BOI)

Prices were available within the past 7 days and start at $71 for one-way flights and $140 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Nov 15 - Thu, Dec 4
IAH
Houston
BOI
Boise
$140 Roundtrip, found 2 hours ago
$140
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sat, Nov 15 from Houston to Boise, returning Thu, Dec 4, priced at $140 found 2 hours ago
Frontier Airlines
Thu, Dec 4 - Thu, Dec 11
IAH
Houston
BOI
Boise
$160 Roundtrip, just found
$160
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Dec 4 from Houston to Boise, returning Thu, Dec 11, priced at $160 just found
Frontier Airlines
Sun, Nov 16 - Thu, Dec 4
IAH
Houston
BOI
Boise
$172 Roundtrip, found 2 hours ago
$172
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sun, Nov 16 from Houston to Boise, returning Thu, Dec 4, priced at $172 found 2 hours ago
Frontier Airlines
Sun, Nov 2 - Thu, Nov 13
IAH
Houston
BOI
Boise
$184 Roundtrip, found 6 days ago
$184
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sun, Nov 2 from Houston to Boise, returning Thu, Nov 13, priced at $184 found 6 days ago
Delta
Sat, Dec 6 - Tue, Dec 9
IAH
Houston
BOI
Boise
$185 Roundtrip, found 2 days ago
$185
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Dec 6 from Houston to Boise, returning Tue, Dec 9, priced at $185 found 2 days ago
American Airlines
Tue, Dec 9 - Wed, Dec 17
IAH
Houston
BOI
Boise
$191 Roundtrip, found 5 days ago
$191
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Dec 9 from Houston to Boise, returning Wed, Dec 17, priced at $191 found 5 days ago
Frontier Airlines
Sun, Nov 9 - Thu, Nov 13
IAH
Houston
BOI
Boise
$192 Roundtrip, found 11 hours ago
$192
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Sun, Nov 9 from Houston to Boise, returning Thu, Nov 13, priced at $192 found 11 hours ago
Delta
Thu, Dec 4 - Tue, Dec 9
IAH
Houston
BOI
Boise
$197 Roundtrip, found 2 days ago
$197
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Dec 4 from Houston to Boise, returning Tue, Dec 9, priced at $197 found 2 days ago
United
Wed, Feb 4 - Mon, Feb 9
IAH
Houston
BOI
Boise
$210 Roundtrip, found 5 days ago
$210
Roundtrip
found 5 days ago
Select United flight, departing Wed, Feb 4 from Houston to Boise, returning Mon, Feb 9, priced at $210 found 5 days ago
Alaska Airlines
Thu, Dec 4 - Thu, Dec 11
IAH
Houston
BOI
Boise
$214 Roundtrip, just found
$214
Roundtrip
just found
Select Alaska Airlines flight, departing Thu, Dec 4 from Houston to Boise, returning Thu, Dec 11, priced at $214 just found

Find the cheapest month to fly from Houston (IAH) to Boise (BOI)

November is typically the cheapest month to fly

From $121 - $463 per traveler.

Alternative airports near Boise

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

Select flight to Boise Airport BOI. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $192
BOI
Boise Airport
CheapestClosest
Average driving time to city center8 min
Flights from $192

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Boise Airport (BOI) cost?
Lock in a cheap one-way flight from $71 or cheap return flight from $140 from George Bush Intercontinental Airport (IAH) to Boise Airport (BOI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Boise Airport (BOI)?
November is the most affordable month to fly from IAH to BOI. Traveling during quieter months is often the key to better flight prices.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Boise Airport (BOI)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from IAH to BOI. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from George Bush Intercontinental Airport (IAH) to Boise Airport (BOI)?
Direct flights from George Bush Intercontinental Airport (IAH) to Boise Airport (BOI) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAH to BOI?
You'll generally find Tuesday the quietest day for flights, while Fridays are often 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 airline has the least delays from IAH to BOI?
With 89% of flights typically landing on schedule, United Airlines has the best on-time performance for direct flights from George Bush Intercontinental Airport (IAH) to Boise Airport (BOI). To monitor your flight status and get notified if anything changes, use the Expedia App.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Boise Airport (BOI)?
To avoid potential delays on the George Bush Intercontinental Airport (IAH) to Boise Airport (BOI) route, fly before 3 PM. Flights after this time are 22% more likely to be canceled.**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 George Bush Intercontinental Airport (IAH) to Boise Airport (BOI) last-minute?
Last-minute bookings from IAH to BOI are generally more expensive. For the lowest rates, start looking for flights ahead of time. That being said, if your travel plans are flexible, you may score a cheap fare right before your trip.
Is it cheaper to book an IAH to BOI flight and hotel package?
You can save money by booking an IAH to BOI flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After choosing your ideal accommodations and flights, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Boise Airport (BOI)?
If you booked your IAH to BOI flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Boise
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, United
Roundtrip price
$140
Distance
1480 mi

Book with confidence

Houston to Boise Flights

The cheapest times to fly from Houston to Boise

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 Houston to Boise are during the month of November. You can find some of the cheapest flights from Houston to Boise with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Boise

Sunday is one of the best days to book for cheap flights from Houston to Boise: 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 Houston to Boise

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 Houston to Boise in 2025. You can also book with separate airlines for your outbound and return journeys, from $71 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 Houston to Boise 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 Houston to Boise 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.

 

Houston to Boise Flights

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*Available to One Key members.