$543 Cheap Flights from Phoenix (PHX) to Phnom Penh (PNH)

View $543 flight on Sun, Aug 31, 2025Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Phnom Penh Intl. Airport (PNH)

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Cheap Flights from Phoenix to Phnom Penh (PHX-PNH)

Prices were available within the past 7 days and start at $543 for one-way flights and $813 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Aug 11 - Sun, Aug 31
PHX
Phoenix
PNH
Phnom Penh
$813 Roundtrip, found 4 hours ago
$813
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Mon, Aug 11 from Phoenix to Phnom Penh, returning Sun, Aug 31, priced at $813 found 4 hours ago
American Airlines
Mon, Aug 11 - Mon, Sep 1
PHX
Phoenix
PNH
Phnom Penh
$838 Roundtrip, found 4 hours ago
$838
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Mon, Aug 11 from Phoenix to Phnom Penh, returning Mon, Sep 1, priced at $838 found 4 hours ago
American Airlines
Mon, Aug 11 - Sun, Aug 31
PHX
Phoenix
PNH
Phnom Penh
$848 Roundtrip, found 4 hours ago
$848
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Mon, Aug 11 from Phoenix to Phnom Penh, returning Sun, Aug 31, priced at $848 found 4 hours ago
American Airlines
Mon, Aug 11 - Sun, Aug 31
PHX
Phoenix
PNH
Phnom Penh
$856 Roundtrip, found 4 hours ago
$856
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Mon, Aug 11 from Phoenix to Phnom Penh, returning Sun, Aug 31, priced at $856 found 4 hours ago
American Airlines
Mon, Aug 11 - Sun, Aug 31
PHX
Phoenix
PNH
Phnom Penh
$877 Roundtrip, found 4 hours ago
$877
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Mon, Aug 11 from Phoenix to Phnom Penh, returning Sun, Aug 31, priced at $877 found 4 hours ago
American Airlines
Thu, Aug 14 - Mon, Sep 1
PHX
Phoenix
PNH
Phnom Penh
$881 Roundtrip, found 4 hours ago
$881
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Thu, Aug 14 from Phoenix to Phnom Penh, returning Mon, Sep 1, priced at $881 found 4 hours ago
Cathay Pacific
Thu, Aug 21 - Mon, Aug 25
PHX
Phoenix
PNH
Phnom Penh
$882 Roundtrip, found 18 hours ago
$882
Roundtrip
found 18 hours ago
Select Cathay Pacific flight, departing Thu, Aug 21 from Phoenix to Phnom Penh, returning Mon, Aug 25, priced at $882 found 18 hours ago
Delta
Wed, Nov 19 - Sun, Dec 21
PHX
Phoenix
PNH
Phnom Penh
$996 Roundtrip, found 15 hours ago
$996
Roundtrip
found 15 hours ago
Select Delta flight, departing Wed, Nov 19 from Phoenix to Phnom Penh, returning Sun, Dec 21, priced at $996 found 15 hours ago
Korean Air
Mon, Nov 24 - Tue, Dec 23
PHX
Phoenix
PNH
Phnom Penh
$1,002 Roundtrip, found 15 hours ago
$1,002
Roundtrip
found 15 hours ago
Select Korean Air flight, departing Mon, Nov 24 from Phoenix to Phnom Penh, returning Tue, Dec 23, priced at $1,002 found 15 hours ago
China Eastern Airlines
Wed, Oct 1 - Wed, Oct 15
PHX
Phoenix
PNH
Phnom Penh
$1,013 Roundtrip, found 2 days ago
$1,013
Roundtrip
found 2 days ago
Select China Eastern Airlines flight, departing Wed, Oct 1 from Phoenix to Phnom Penh, returning Wed, Oct 15, priced at $1,013 found 2 days ago

Find the cheapest month to fly from Phoenix (PHX) to Phnom Penh (PNH)

October is typically the cheapest month to fly

From $913 - $1,456 per traveler.

Graph displaying average flight prices per month

Alternative airports near Phnom Penh

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

Select flight to Phnom Penh Intl. PNH. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $1,074
PNH
Phnom Penh Intl.
CheapestClosest
Average driving time to city center14 min
Flights from $1,074
Flights from Phoenix (PHX) to Phnom Penh (PNH)
Origin airport
Sky Harbor Intl.
Destination airport
Phnom Penh Intl.
Airlines serving
Air Canada, Asiana Airlines, British Airways, China Southern Airlines, Delta, Etihad Airways, Korean Air, Singapore Airlines, United
Roundtrip price
$813
Distance
8494 mi

Phoenix to Phnom Penh Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Phoenix 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 Phoenix 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 Phoenix to Phnom Penh in 2025. You can also book with separate airlines for your outbound and return journeys, from $543 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 Phoenix 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 Phoenix 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.

 

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to Phnom Penh Intl. Airport (PNH) cost?
Get a cheap one-way flight from $543 or cheap return flight from $813 from Sky Harbor Intl. Airport (PHX) to Phnom Penh Intl. Airport (PNH) 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 Sky Harbor Intl. Airport (PHX) to Phnom Penh Intl. Airport (PNH)?
The cheapest month to fly from PHX to PNH is August, when demand is low. Off-peak months are often when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Sky Harbor Intl. Airport (PHX) to Phnom Penh Intl. Airport (PNH)?
To find the cheapest airline flying from PHX to PNH, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Sky Harbor Intl. Airport (PHX) to Phnom Penh Intl. Airport (PNH)?
Nonstop flights from Sky Harbor Intl. Airport (PHX) to Phnom Penh Intl. Airport (PNH) 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 select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PHX to PNH?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on various 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 Sky Harbor Intl. Airport (PHX) to Phnom Penh Intl. Airport (PNH)?
To avoid possible delays on the Sky Harbor Intl. Airport (PHX) to Phnom Penh Intl. Airport (PNH) route, travel before 3 PM. Later flights 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 Sky Harbor Intl. Airport (PHX) to Phnom Penh Intl. Airport (PNH) last-minute?
Last-minute fares from PHX to PNH are typically more expensive. To lock in the lowest rates, start searching for flights early. That said, if your travel plans are flexible, you may find a cheap ticket just before your departure.
Is it cheaper to book a PHX to PNH flight and hotel package?
Compared with arranging hotels and flights separately, booking a PHX to PNH flight and hotel package with Expedia could lead to significant savings. What's more, having it all in one place takes the hassle out of planning your trip. Simply pick your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to Phnom Penh Intl. Airport (PNH)?
If you reserved your PHX to PNH flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare 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, visit our Customer Service portal if you want more information.

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*Available to One Key members.