$117 Cheap Flights from Boise (BOI) to Houston (IAH)

View $117 flight on Thu, Nov 13, 2025Opens in a new window

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

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Cheap Flights from Boise to Houston (BOI-IAH)

Prices were available within the past 7 days and start at $117 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
Thu, Nov 13 - Sat, Nov 15
BOI
Boise
IAH
Houston
$140 Roundtrip, found 2 days ago
$140
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Boise to Houston, returning Sat, Nov 15, priced at $140 found 2 days ago
Frontier Airlines
Thu, Nov 13 - Wed, Dec 3
BOI
Boise
IAH
Houston
$160 Roundtrip, found 2 days ago
$160
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Boise to Houston, returning Wed, Dec 3, priced at $160 found 2 days ago
Frontier Airlines
Thu, Nov 13 - Sat, Dec 6
BOI
Boise
IAH
Houston
$180 Roundtrip, found 2 days ago
$180
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Boise to Houston, returning Sat, Dec 6, priced at $180 found 2 days ago
Frontier Airlines
Thu, Jan 15 - Wed, Jan 21
BOI
Boise
IAH
Houston
$196 Roundtrip, found 1 day ago
$196
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Jan 15 from Boise to Houston, returning Wed, Jan 21, priced at $196 found 1 day ago
Frontier Airlines
Thu, Jan 15 - Wed, Jan 21
BOI
Boise
IAH
Houston
$202 Roundtrip, found 1 day ago
$202
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Jan 15 from Boise to Houston, returning Wed, Jan 21, priced at $202 found 1 day ago
Frontier Airlines
Thu, Nov 13 - Thu, Nov 20
BOI
Boise
IAH
Houston
$211 Roundtrip, found 2 days ago
$211
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Boise to Houston, returning Thu, Nov 20, priced at $211 found 2 days ago
Alaska Airlines
Sat, Feb 21 - Sat, Feb 28
BOI
Boise
IAH
Houston
$250 Roundtrip, just found
$250
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Feb 21 from Boise to Houston, returning Sat, Feb 28, priced at $250 just found
American Airlines
Wed, Jan 14 - Wed, Jan 21
BOI
Boise
IAH
Houston
$251 Roundtrip, found 11 hours ago
$251
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Wed, Jan 14 from Boise to Houston, returning Wed, Jan 21, priced at $251 found 11 hours ago
Delta
Wed, Dec 17 - Wed, Jan 7
BOI
Boise
IAH
Houston
$251 Roundtrip, found 1 hour ago
$251
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Dec 17 from Boise to Houston, returning Wed, Jan 7, priced at $251 found 1 hour ago
United
Wed, Dec 17 - Wed, Jan 7
BOI
Boise
IAH
Houston
$251 Roundtrip, found 1 hour ago
$251
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Dec 17 from Boise to Houston, returning Wed, Jan 7, priced at $251 found 1 hour ago

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

November is typically the cheapest month to fly

From $136 - $487 per traveler.

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 $319
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $319

Frequently asked questions

How much does a flight from Boise Airport (BOI) to George Bush Intercontinental Airport (IAH) cost?
Secure a cheap one-way flight from $117 or cheap return flight from $140 from Boise Airport (BOI) to George Bush Intercontinental Airport (IAH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Boise Airport (BOI) to George Bush Intercontinental Airport (IAH)?
Flying in November is a great way to save, as it's the cheapest month for flights between BOI and IAH. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Boise Airport (BOI) to George Bush Intercontinental Airport (IAH)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest BOI to IAH flight.
How many flights per day from Boise Airport (BOI) to George Bush Intercontinental Airport (IAH)?
Direct flights from Boise Airport (BOI) to George Bush Intercontinental Airport (IAH) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOI to IAH?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from BOI to IAH?
With 88% of flights generally landing on schedule, United Airlines has the best on-time performance for nonstop flights from Boise Airport (BOI) to George Bush Intercontinental Airport (IAH). To keep track of your flight status and get notified if anything changes, simply head to the Expedia App.
What is the best time to fly from Boise Airport (BOI) to George Bush Intercontinental Airport (IAH)?
Opt for a flight from Boise Airport (BOI) to George Bush Intercontinental Airport (IAH) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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 Boise Airport (BOI) to George Bush Intercontinental Airport (IAH) last-minute?
Booking your plane ticket from BOI to IAH shortly before your journey is usually more expensive. But if there's some wiggle room with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book a BOI to IAH flight and hotel package?
Securing a BOI to IAH flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our wide range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boise Airport (BOI) to George Bush Intercontinental Airport (IAH)?
It's generally possible to cancel or reschedule your BOI to IAH flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

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

Book with confidence

Boise to Houston Flights

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

 

The best time to book a flight from Boise to Houston

Sunday is one of the best days to book for cheap flights from Boise 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 Boise 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 Boise to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $117 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 Boise 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 Boise 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.

 

Boise to Houston Flights

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*Available to One Key members.