$688 Cheap Flights from Houston (IAH) to General Santos (GES)

View $688 flight on Fri, Apr 3, 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to General Santos (GES)

Cheap Flights from Houston to General Santos (IAH-GES)

Prices were available within the past 7 days and start at $688 for one-way flights and $1,162 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Fri, Jan 30 - Wed, Feb 11
IAH
Houston
GES
General Santos
$1,162 Roundtrip, found 3 days ago
$1,162
Roundtrip
found 3 days ago
Select Philippine Airlines flight, departing Fri, Jan 30 from Houston to General Santos, returning Wed, Feb 11, priced at $1,162 found 3 days ago
Alaska Airlines
Fri, Jan 30 - Wed, Feb 11
IAH
Houston
GES
General Santos
$1,195 Roundtrip, found 3 days ago
$1,195
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Jan 30 from Houston to General Santos, returning Wed, Feb 11, priced at $1,195 found 3 days ago
Philippine Airlines
Fri, Jan 30 - Wed, Feb 11
IAH
Houston
GES
General Santos
$1,206 Roundtrip, found 3 days ago
$1,206
Roundtrip
found 3 days ago
Select Philippine Airlines flight, departing Fri, Jan 30 from Houston to General Santos, returning Wed, Feb 11, priced at $1,206 found 3 days ago
Alaska Airlines
Sun, Nov 2 - Mon, Nov 10
IAH
Houston
GES
General Santos
$1,216 Roundtrip, found 8 hours ago
$1,216
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Sun, Nov 2 from Houston to General Santos, returning Mon, Nov 10, priced at $1,216 found 8 hours ago
Alaska Airlines
Sun, Nov 2 - Mon, Nov 10
IAH
Houston
GES
General Santos
$1,225 Roundtrip, found 8 hours ago
$1,225
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Sun, Nov 2 from Houston to General Santos, returning Mon, Nov 10, priced at $1,225 found 8 hours ago
Alaska Airlines
Fri, Jan 30 - Wed, Feb 11
IAH
Houston
GES
General Santos
$1,238 Roundtrip, found 3 days ago
$1,238
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Jan 30 from Houston to General Santos, returning Wed, Feb 11, priced at $1,238 found 3 days ago
EVA Airways
Fri, Oct 10 - Tue, Oct 14
IAH
Houston
GES
General Santos
$1,357 Roundtrip, found 6 days ago
$1,357
Roundtrip
found 6 days ago
Select EVA Airways flight, departing Fri, Oct 10 from Houston to General Santos, returning Tue, Oct 14, priced at $1,357 found 6 days ago
Alaska Airlines
Sun, Nov 2 - Mon, Nov 10
IAH
Houston
GES
General Santos
$1,362 Roundtrip, found 8 hours ago
$1,362
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Sun, Nov 2 from Houston to General Santos, returning Mon, Nov 10, priced at $1,362 found 8 hours ago
Philippine Airlines
Tue, Dec 2 - Tue, Dec 23
IAH
Houston
GES
General Santos
$1,368 Roundtrip, found 1 day ago
$1,368
Roundtrip
found 1 day ago
Select Philippine Airlines flight, departing Tue, Dec 2 from Houston to General Santos, returning Tue, Dec 23, priced at $1,368 found 1 day ago
Qatar Airways
Sun, Nov 2 - Mon, Nov 10
IAH
Houston
GES
General Santos
$1,917 Roundtrip, found 8 hours ago
$1,917
Roundtrip
found 8 hours ago
Select Qatar Airways flight, departing Sun, Nov 2 from Houston to General Santos, returning Mon, Nov 10, priced at $1,917 found 8 hours ago
Flights from Houston (IAH) to General Santos (GES)
Origin airport
George Bush Intercontinental
Destination airport
General Santos
Roundtrip price
$1,161
Distance
8779 mi

Houston to General Santos Flights

The cheapest times to fly from Houston to General Santos

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

 

The best time to book a flight from Houston to General Santos

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

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 General Santos in 2025. You can also book with separate airlines for your outbound and return journeys, from $688 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 General Santos 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 General Santos 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 George Bush Intercontinental Airport (IAH) to General Santos Airport (GES) cost?
Snag a cheap one-way flight from $688 or cheap return flight from $1,162 from George Bush Intercontinental Airport (IAH) to General Santos Airport (GES) 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 George Bush Intercontinental Airport (IAH) to General Santos Airport (GES)?
The cheapest month to fly from IAH to GES is January, when demand is low. Off-peak months are typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to General Santos Airport (GES)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest IAH to GES flight.
How many flights per day from George Bush Intercontinental Airport (IAH) to General Santos Airport (GES)?
Nonstop flights from George Bush Intercontinental Airport (IAH) to General Santos Airport (GES) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAH to GES?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to General Santos Airport (GES)?
To avoid potential delays on the George Bush Intercontinental Airport (IAH) to General Santos Airport (GES) route, fly before 3 PM. Later flights 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 George Bush Intercontinental Airport (IAH) to General Santos Airport (GES) last-minute?
Booking your flight from IAH to GES shortly before your trip is typically more expensive. But if you're flexible with your travel dates and times, you could bag a cheap last-minute fare.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to General Santos Airport (GES)?
If you reserved your IAH to GES flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the fare 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, go to our Customer Service portal for further details.

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*Available to One Key members.