KTI - SYD

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1 adult
1 adult, Economy, 0 bags

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Everything you should know

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.
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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.
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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 50m (one-way)
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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

Multiple Airlines Logo
KTI  Phnom Penh Techo Intl-SYD Sydney Airport
4356 mimulti-stop
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SYD  Sydney Airport-KTI Phnom Penh Techo Intl
4356 mimulti-stop
Multiple 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.

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.

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Key details for Phnom Penh to Sydney flights

Low season

July
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.

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?

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

    • 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) - 30% of one-stop connections
    • Singapore Changi (SIN) - 21% of one-stop connections
    • Guangzhou Baiyun (CAN) - 12% 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 Darling Harbour, Sydney Opera House and Circular Quay. These are among the most viewed places in Sydney on KAYAK.

  • 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.

  • What are the earliest and latest flights from Phnom Penh to Sydney?

    These are the earliest and latest flight times available from Phnom Penh to Sydney:

    • Earliest: departs at 12:00 am and lands at 12:00 am
    • Latest: departs at 12:00 am and lands at 12:00 am.

    The flight takes about 0h 00m.

  • 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.

  • 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 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 50m, compared with 14h 25m via Kuala Lumpur Intl (KUL) and 15h 21m 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.
    - ibis budget Sydney Airport
    - Travelodge Hotel Sydney Airport
    - Rydges Sydney Airport Hotel

Everything you need to know for your flight from Phnom Penh to Sydney

Information on your arrival and departure airports

Phnom Penh (KTI)
Sydney (SYD)