Cheap Flights from Houston (HOU) to Phnom Penh (PNH)

Popular airlines from Houston William Hobby Airport (HOU) to Phnom Penh Intl. Airport (PNH)

Alternative airports near Phnom Penh

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

Select flight to Techo Intl. Airport KTI. Cheapest option available. Flights from $1,189
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Techo Intl. Airport
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Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Phnom Penh Intl. Airport (PNH) cost?
Snag a cheap one-way flight or cheap return flight from William P. Hobby Airport (HOU) to Phnom Penh Intl. Airport (PNH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to Phnom Penh Intl. Airport (PNH)?
is the cheapest month to fly from HOU to PNH. Traveling during quieter months is often the key to better flight prices.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Phnom Penh Intl. Airport (PNH)?
To find the cheapest airline that'll fly you from HOU to PNH, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from William P. Hobby Airport (HOU) to Phnom Penh Intl. Airport (PNH)?
You'll have to catch a flight with a layover when traveling from William P. Hobby Airport (HOU) to Phnom Penh Intl. Airport (PNH). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from HOU to PNH?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary depending on a range of factors, including the season 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 William P. Hobby Airport (HOU) to Phnom Penh Intl. Airport (PNH)?
To arrive at Phnom Penh Intl. Airport (PNH) on time, choose a flight that leaves from William P. Hobby Airport (HOU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Phnom Penh Intl. Airport (PNH) last-minute?
Booking your flight from HOU to PNH right before your getaway is typically more expensive. However, if you're flexible with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a HOU to PNH flight and hotel package?
You'll typically save money by securing a HOU to PNH flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your preferred flights and accommodations, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Phnom Penh Intl. Airport (PNH)?
Typically, you can cancel or reschedule your HOU to PNH flight. However, there may be additional fees, especially if you booked over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need more details, visit our Customer Service portal.

Travel information

Origin airport
William P. Hobby
Destination airport
Phnom Penh Intl.
Distance
9289 mi

Book with confidence

Houston to Phnom Penh Flights

The cheapest times to fly from Houston to Phnom Penh

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

 

The best time to book a flight from Houston to Phnom Penh

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

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 Phnom Penh in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Phnom Penh 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 Phnom Penh 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 Phnom Penh Flights

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*Available to One Key members.