Cheap Flights from Harlingen (HRL) to Sihanoukville (KOS)

Popular airlines from Valley Intl. Airport (HRL) to Sihanoukville (KOS)

Frequently asked questions

How much does a flight from Valley Intl. Airport (HRL) to Sihanoukville Airport (KOS) cost?
Lock in a cheap one-way flight or cheap return flight from Valley Intl. Airport (HRL) to Sihanoukville Airport (KOS) 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 Valley Intl. Airport (HRL) to Sihanoukville Airport (KOS)?
is the least expensive month to fly from HRL to KOS. Traveling during quieter months is often the key to finding better fares.
What is the cheapest airline that flies from Valley Intl. Airport (HRL) to Sihanoukville Airport (KOS)?
To find the cheapest airline flying from HRL to KOS, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Valley Intl. Airport (HRL) to Sihanoukville Airport (KOS)?
There aren't any daily direct flights available from Valley Intl. Airport (HRL) to Sihanoukville Airport (KOS). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from HRL to KOS?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Valley Intl. Airport (HRL) to Sihanoukville Airport (KOS)?
To avoid potential delays on the Valley Intl. Airport (HRL) to Sihanoukville Airport (KOS) route, travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 Valley Intl. Airport (HRL) to Sihanoukville Airport (KOS) last-minute?
Waiting until right before your break to book a ticket from HRL to KOS generally means paying more. While you may come across some last-minute offers, there's no guarantee. Be flexible with your itinerary for a better chance of getting a bargain.
Is it cheaper to book a HRL to KOS flight and hotel package?
Opting for a HRL to KOS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of hotels 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 Valley Intl. Airport (HRL) to Sihanoukville Airport (KOS)?
You can usually cancel or reschedule your HRL to KOS flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Valley Intl.
Destination airport
Sihanoukville
Distance
9518 mi

Book with confidence

Book with confidence

Harlingen to Sihanoukville Flights

The cheapest times to fly from Harlingen to Sihanoukville

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

 

The best time to book a flight from Harlingen to Sihanoukville

Sunday is one of the best days to book for cheap flights from Harlingen to Sihanoukville: 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 Harlingen to Sihanoukville

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 Harlingen to Sihanoukville 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 Harlingen to Sihanoukville 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 Harlingen to Sihanoukville 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.

 

Harlingen to Sihanoukville Flights

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*Available to One Key members.