$444 Cheap Flights from Phnom Penh (PNH) to Riyadh (RUH)

View $444 flight on Mon, Jan 12, 2026Opens in a new window

Popular airlines from Phnom Penh Intl. Airport (PNH) to King Khaled Intl. Airport (RUH)

Cheap Flights from Phnom Penh to Riyadh (PNH-RUH)

Prices were available within the past 7 days and start at $444 for one-way flights and $678 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Cambodia
Thu, Oct 9 - Sun, Oct 12
PNH
Phnom Penh
RUH
Riyadh
$678 Roundtrip, found 2 days ago
$678
Roundtrip
found 2 days ago
Select Air Cambodia flight, departing Thu, Oct 9 from Phnom Penh to Riyadh, returning Sun, Oct 12, priced at $678 found 2 days ago
China Southern Airlines
Tue, Sep 16 - Sat, Sep 20
PNH
Phnom Penh
RUH
Riyadh
$736 Roundtrip, found 1 day ago
$736
Roundtrip
found 1 day ago
Select China Southern Airlines flight, departing Tue, Sep 16 from Phnom Penh to Riyadh, returning Sat, Sep 20, priced at $736 found 1 day ago
Etihad Airways
Thu, Oct 9 - Sun, Oct 12
PNH
Phnom Penh
RUH
Riyadh
$795 Roundtrip, found 2 days ago
$795
Roundtrip
found 2 days ago
Select Etihad Airways flight, departing Thu, Oct 9 from Phnom Penh to Riyadh, returning Sun, Oct 12, priced at $795 found 2 days ago
Etihad Airways
Thu, Oct 9 - Sun, Oct 12
PNH
Phnom Penh
RUH
Riyadh
$835 Roundtrip, found 2 days ago
$835
Roundtrip
found 2 days ago
Select Etihad Airways flight, departing Thu, Oct 9 from Phnom Penh to Riyadh, returning Sun, Oct 12, priced at $835 found 2 days ago
Etihad Airways
Thu, Oct 9 - Sun, Oct 12
PNH
Phnom Penh
RUH
Riyadh
$891 Roundtrip, found 2 days ago
$891
Roundtrip
found 2 days ago
Select Etihad Airways flight, departing Thu, Oct 9 from Phnom Penh to Riyadh, returning Sun, Oct 12, priced at $891 found 2 days ago
Air Cambodia
Tue, Sep 16 - Sat, Sep 20
PNH
Phnom Penh
RUH
Riyadh
$934 Roundtrip, found 1 day ago
$934
Roundtrip
found 1 day ago
Select Air Cambodia flight, departing Tue, Sep 16 from Phnom Penh to Riyadh, returning Sat, Sep 20, priced at $934 found 1 day ago
Etihad Airways
Thu, Oct 9 - Sun, Oct 12
PNH
Phnom Penh
RUH
Riyadh
$965 Roundtrip, found 2 days ago
$965
Roundtrip
found 2 days ago
Select Etihad Airways flight, departing Thu, Oct 9 from Phnom Penh to Riyadh, returning Sun, Oct 12, priced at $965 found 2 days ago
Air Cambodia
Tue, Sep 16 - Sat, Sep 20
PNH
Phnom Penh
RUH
Riyadh
$991 Roundtrip, found 1 day ago
$991
Roundtrip
found 1 day ago
Select Air Cambodia flight, departing Tue, Sep 16 from Phnom Penh to Riyadh, returning Sat, Sep 20, priced at $991 found 1 day ago
Air Cambodia
Tue, Sep 16 - Sat, Sep 20
PNH
Phnom Penh
RUH
Riyadh
$999 Roundtrip, found 1 day ago
$999
Roundtrip
found 1 day ago
Select Air Cambodia flight, departing Tue, Sep 16 from Phnom Penh to Riyadh, returning Sat, Sep 20, priced at $999 found 1 day ago
Singapore Airlines
Sun, Mar 1 - Wed, Mar 4
PNH
Phnom Penh
RUH
Riyadh
$1,086 Roundtrip, found 2 days ago
$1,086
Roundtrip
found 2 days ago
Select Singapore Airlines flight, departing Sun, Mar 1 from Phnom Penh to Riyadh, returning Wed, Mar 4, priced at $1,086 found 2 days ago
Flights from Phnom Penh (PNH) to Riyadh (RUH)
Origin airport
Phnom Penh Intl.
Destination airport
King Khaled Intl.
Airlines serving
China Southern Airlines
Roundtrip price
$677
Distance
3897 mi

Phnom Penh to Riyadh Flights

The cheapest times to fly from Phnom Penh to Riyadh

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

 

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

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

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 Phnom Penh to Riyadh in 2025. You can also book with separate airlines for your outbound and return journeys, from $444 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 Phnom Penh to Riyadh 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 Phnom Penh to Riyadh 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 Phnom Penh Intl. Airport (PNH) to King Khaled Intl. Airport (RUH) cost?
Snag a cheap one-way flight from $444 or cheap return flight from $678 from Phnom Penh Intl. Airport (PNH) to King Khaled Intl. Airport (RUH) 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 Phnom Penh Intl. Airport (PNH) to King Khaled Intl. Airport (RUH)?
Planning your trip for October may help you find better deals, as it's the cheapest month for flights between PNH and RUH. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Phnom Penh Intl. Airport (PNH) to King Khaled Intl. Airport (RUH)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest PNH to RUH flight.
How many flights per day from Phnom Penh Intl. Airport (PNH) to King Khaled Intl. Airport (RUH)?
You'll have to hop on a flight with a layover if you're traveling from Phnom Penh Intl. Airport (PNH) to King Khaled Intl. Airport (RUH). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from PNH to RUH?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can vary based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Phnom Penh Intl. Airport (PNH) to King Khaled Intl. Airport (RUH)?
Book a flight from Phnom Penh Intl. Airport (PNH) to King Khaled Intl. Airport (RUH) that leaves before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 22% more likely to be 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 Phnom Penh Intl. Airport (PNH) to King Khaled Intl. Airport (RUH) last-minute?
Holding off until just before your trip to book your flight from PNH to RUH generally means paying more. While you might find some last-minute offers, there's no guarantee. Allow some flexibility in your schedule for the best chance of getting a bargain.
Is it cheaper to book a PNH to RUH flight and hotel package?
Compared with arranging flights and hotels separately, booking a PNH to RUH flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the stress out of planning your trip. Just pick your flights and choose from our extensive range of hotels, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Phnom Penh Intl. Airport (PNH) to King Khaled Intl. Airport (RUH)?
If you booked your PNH to RUH flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the ticket 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 more information.

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*Available to One Key members.