$609 Cheap Flights from Houston (HOU) to Cagliari (CAG)

View $609 flight on Fri, Oct 3, 2025Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Elmas Airport (CAG)

Cheap Flights from Houston to Cagliari (HOU-CAG)

Prices were available within the past 7 days and start at $609 for one-way flights and $985 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Mon, Oct 13 - Wed, Oct 22
HOU
Houston
CAG
Cagliari
$985 Roundtrip, found 5 days ago
$985
Roundtrip
found 5 days ago
Select KLM flight, departing Mon, Oct 13 from Houston to Cagliari, returning Wed, Oct 22, priced at $985 found 5 days ago

Alternative airports near Cagliari

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

Select flight to Elmas CAG. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $1,093
CAG
Elmas
CheapestClosest
Average driving time to city center9 min
Flights from $1,093
Flights from Houston (HOU) to Cagliari (CAG)
Origin airport
William P. Hobby
Destination airport
Elmas
Airlines serving
British Airways
Roundtrip price
$985
Distance
5636 mi

Houston to Cagliari Flights

The cheapest times to fly from Houston to Cagliari

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

 

The best time to book a flight from Houston to Cagliari

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

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 Cagliari in 2025. You can also book with separate airlines for your outbound and return journeys, from $609 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 Cagliari 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 Cagliari 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 William P. Hobby Airport (HOU) to Elmas Airport (CAG) cost?
Secure a cheap one-way flight from $609 or cheap return flight from $985 from William P. Hobby Airport (HOU) to Elmas Airport (CAG) 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 William P. Hobby Airport (HOU) to Elmas Airport (CAG)?
October is the least expensive month to fly from HOU to CAG. Avoiding peak travel times is often the key to scoring lower fares.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Elmas Airport (CAG)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest HOU to CAG flight.
How many flights per day from William P. Hobby Airport (HOU) to Elmas Airport (CAG)?
Direct flights from William P. Hobby Airport (HOU) to Elmas Airport (CAG) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from HOU to CAG?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from William P. Hobby Airport (HOU) to Elmas Airport (CAG)?
To avoid potential delays on the William P. Hobby Airport (HOU) to Elmas Airport (CAG) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of being 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 William P. Hobby Airport (HOU) to Elmas Airport (CAG) last-minute?
Last-minute bookings from HOU to CAG are typically more expensive. To lock in the lowest prices, start looking for flights well ahead of time. That being said, if you're flexible with your travel plans, you may land a cheap fare right before your journey.
Is it cheaper to book a HOU to CAG flight and hotel package?
Compared with arranging hotels and flights separately, booking a HOU to CAG flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place will take the stress out of planning your trip. Just 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 William P. Hobby Airport (HOU) to Elmas Airport (CAG)?
In most cases, you can reschedule or cancel your HOU to CAG flight. However, there may be additional fees, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want more information, head to our Customer Service portal.

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*Available to One Key members.