KTI - SYD

$302 Find Cheap Flights from Phnom Penh to Sydney - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$579
Typical prices: $704-$1,023
XiamenAir
Sun 11/18Sun 11/25
KTI - SYD • 1 stop
Cheapest one-way
$302
Typical prices: $334-$591
Multiple Airlines
Fri 12/7
KTI - SYD • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Phnom Penh and Sydney. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
14 weeks
in advance
Our data shows that travelers who book at least 14 weeks in advance save around 36% compared to booking last minute.
Insights
Insights
When to travel
December
Cheapest • 24% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Manila Ninoy Aquino Intl (MNL)
Cheapest • Avg $557 (round-trip)
Singapore Changi (SIN)
Shortest trip • 13h 47m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Sydney!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Phnom Penh to Sydney (KTI-SYD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Phnom Penh to Sydney

Wed, Nov 18 - Wed, Nov 25
XiamenAir Logo
12:50 pm - 10:35 amKTI  Phnom Penh Techo Intl-SYD Sydney Kingsford Smith
17h 45m1 stop Xiamen Gaoqi Intl
XiamenAir Logo
12:35 pm - 11:45 amSYD  Sydney Kingsford Smith-KTI Phnom Penh Techo Intl
27h 10m1 stop Xiamen Gaoqi Intl
$579XiamenAir
Wed, Oct 21 - Thu, Oct 29
XiamenAir Logo
6:00 pm - 10:20 amKTI  Phnom Penh Techo Intl-SYD Sydney Kingsford Smith
36h 20m1 stop Xiamen Gaoqi Intl
XiamenAir Logo
12:35 pm - 5:05 pmSYD  Sydney Kingsford Smith-KTI Phnom Penh Techo Intl
32h 30m1 stop Xiamen Gaoqi Intl
$605XiamenAir
Sun, Nov 1 - Sun, Jan 31
XiamenAir Logo
6:10 pm - 10:35 amKTI  Phnom Penh Techo Intl-SYD Sydney Kingsford Smith
36h 25m1 stop Xiamen Gaoqi Intl
XiamenAir Logo
12:35 pm - 5:05 pmSYD  Sydney Kingsford Smith-KTI Phnom Penh Techo Intl
32h 30m1 stop Xiamen Gaoqi Intl
$609XiamenAir
Sun, Nov 1 - Sun, Jan 31
China Southern Logo
8:00 am - 1:35 pmKTI  Phnom Penh Techo Intl-SYD Sydney Kingsford Smith
25h 35m1 stop Guangzhou Baiyun
China Southern Logo
8:10 am - 3:05 pmSYD  Sydney Kingsford Smith-KTI Phnom Penh Techo Intl
34h 55m1 stop Guangzhou Baiyun
$610China Southern
Sun, Nov 1 - Sun, Jan 31
China Southern Logo
4:10 pm - 8:20 pmKTI  Phnom Penh Techo Intl-SYD Sydney Kingsford Smith
24h 10m1 stop Guangzhou Baiyun
China Southern Logo
3:15 pm - 10:50 amSYD  Sydney Kingsford Smith-KTI Phnom Penh Techo Intl
23h 35m1 stop Guangzhou Baiyun
$610China Southern
Sun, Nov 1 - Sun, Jan 31
China Southern Logo
4:10 pm - 8:20 pmKTI  Phnom Penh Techo Intl-SYD Sydney Kingsford Smith
24h 10m1 stop Guangzhou Baiyun
China Southern Logo
3:15 pm - 10:50 amSYD  Sydney Kingsford Smith-KTI Phnom Penh Techo Intl
23h 35m1 stop Guangzhou Baiyun
$611China Southern
Fri, Nov 20 - Thu, Nov 26
Malaysia Airlines Logo
6:30 pm - 6:05 amKTI  Phnom Penh Techo Intl-SYD Sydney Kingsford Smith
31h 35m2 stops Kuala Lumpur Intl Perth
Malaysia Airlines Logo
11:50 am - 5:30 pmSYD  Sydney Kingsford Smith-KTI Phnom Penh Techo Intl
33h 40m1 stop Kuala Lumpur Intl
$1,143Malaysia Airlines
Wed, Jan 13 - Thu, Jan 21
Malaysia Airlines Logo
11:10 am - 6:05 amKTI  Phnom Penh Techo Intl-SYD Sydney Kingsford Smith
38h 55m2 stops Kuala Lumpur Intl Perth
Malaysia Airlines Logo
10:15 pm - 10:00 amSYD  Sydney Kingsford Smith-KTI Phnom Penh Techo Intl
15h 45m1 stop Kuala Lumpur Intl
$1,467Malaysia Airlines
Sat, Jan 9 - Thu, Jan 21
Singapore Airlines Logo
2:40 pm - 11:50 amKTI  Phnom Penh Techo Intl-SYD Sydney Kingsford Smith
17h 10m1 stop Singapore Changi
Singapore Airlines Logo
6:00 am - 6:30 pmSYD  Sydney Kingsford Smith-KTI Phnom Penh Techo Intl
16h 30m2 stops Melbourne Singapore Changi
$1,553Singapore Airlines
Sat, Jan 9 - Mon, Jan 18
Singapore Airlines Logo
2:40 pm - 11:50 amKTI  Phnom Penh Techo Intl-SYD Sydney Kingsford Smith
17h 10m1 stop Singapore Changi
Singapore Airlines Logo
5:30 pm - 8:35 amSYD  Sydney Kingsford Smith-KTI Phnom Penh Techo Intl
19h 05m2 stops Melbourne Singapore Changi
$1,553Singapore Airlines
Booking Insights

Price, demand and travel trends for Phnom Penh to Sydney flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Phnom Penh to Sydney with more confidence.

How much is a round-trip flight from Phnom Penh to Sydney?

Round-trip flights from Phnom Penh to Sydney start at $579. Prices are below average for this route right now, with typical round-trip fares ranging from $704 to $1,023. The lowest price found in the past 5 days was $579 on XiamenAir.

What's the cheapest day of the week to fly from Phnom Penh to Sydney?

Tuesday is the cheapest day of the week to fly from Phnom Penh to Sydney, it is 10% cheaper than the average day. Wednesday is the most expensive day with flight prices 6% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Phnom Penh to Sydney?

•December is the cheapest month to fly from Phnom Penh to Sydney at $664 round-trip.
•February ($946) and July ($937) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 42% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Phnom Penh to Sydney the cheapest?

Flights from Phnom Penh to Sydney are cheapest 14 weeks before departure. Booking in this window typically costs about 36% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Phnom Penh to Sydney flights

Low season

July

Cheapest flight

$302
Best time to beat the crowds but there is an average 7% increase in price.
Most popular time to fly and prices are also 13% lower on average.
Flight from Phnom Penh to Sydney

When to book flights from Phnom Penh to Sydney

Are your dates flexible? Find out the best times to travel from Phnom Penh to Sydney based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Phnom Penh to Sydney flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Phnom Penh to Sydney?

    Flights from Phnom Penh to Sydney usually depart from Phnom Penh Techo Intl (KTI) and arrive at Sydney Kingsford Smith (SYD).

  • What cabin classes can I book on flights from Phnom Penh to Sydney?

    Three cabin classes are available on flights from Phnom Penh to Sydney:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • Which airports do connecting flights from Phnom Penh to Sydney pass through?

    One-stop flights from Phnom Penh to Sydney most commonly connect through:

    • Hong Kong Intl (HKG) - 31% of one-stop connections
    • Kuala Lumpur Intl (KUL) - 29% of one-stop connections
    • Singapore Changi (SIN) - 22% of one-stop connections
    • Guangzhou Baiyun (CAN) - 11% of one-stop connections

    Hong Kong Intl (HKG) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Phnom Penh to Sydney?

    Yes. Being flexible with your travel dates can save you up to 16% on the Phnom Penh to Sydney route. Tuesday is the cheapest departure day at $792 round-trip on average, while Wednesday is the most expensive at $935, a difference of $143. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Sydney?

    Some of the most popular sights in Sydney are Sydney Opera House, Museum of Contemporary Art and Chinatown Night Market. These are among the most viewed places in Sydney on KAYAK.

  • How expensive are last-minute Phnom Penh to Sydney flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 18% above the route average of $876. Book 14 weeks before departure for the lowest fares.

  • How long is a flight from Phnom Penh to Sydney?

    A nonstop flight from Phnom Penh to Sydney takes 0h 00m, covering 4,356 miles.

  • Do I need a passport to fly from Phnom Penh to Sydney?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Phnom Penh to Sydney looking right now?

    One-way fares from Phnom Penh to Sydney are currently lower than usual. Average one-way flight prices are about $428, which is 5% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Phnom Penh to Sydney?

    Flying via Singapore Changi (SIN) gives the shortest average 1-stop total travel time at 13h 47m, compared with 14h 24m via Kuala Lumpur Intl (KUL) and 15h 18m via Hong Kong Intl (HKG).

  • What is the time difference between Phnom Penh and Sydney?

    Sydney is 3 hours ahead of Phnom Penh (Eastern Australia Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Sydney Kingsford Smith Airport (SYD)?

    Sydney Kingsford Smith Airport (SYD) hosts 5 major car rental companies, with daily rates starting from around $10 for economy cars. Top options include:
    • Bargain Car Rentals
    • East Coast Car Rentals
    • EverythingFleet
    • YESDRIVE CAR RENTAL
    • No Birds

  • How much should I expect to pay for a Phnom Penh to Sydney flight?

    Round-trip flights from Phnom Penh to Sydney range from $704 to $1,023, with an average of $876 over the past 12 months. Anything below $704 counts as a good deal.

Your guide to booking Phnom Penh to Sydney flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Wednesday. On this route, Tuesday flights average $792 - about $143 less than Wednesday (15% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 14 weeks before you fly. On this route, that window historically saves about 36% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Phnom Penh to Sydney trip for December. Fares historically average $664 round-trip in that month - typically $282 less than the most expensive month, which is February (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Sydney Kingsford Smith Airport.
    - Travelodge Hotel Sydney Airport
    - Rydges Sydney Airport Hotel
    - ibis budget Sydney Airport

More options for your flight from Phnom Penh to Sydney

Complete your trip to Sydney with a hotel stay or car rental

Car rentals in Sydney
Hotels in Sydney
Vacations in Sydney