Australia
AUD

ADL - KTI

$532 Find Cheap Flights from Adelaide to Phnom Penh – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
$969
Typical prices: $912-$1,329
China Southern
Fri 2/11Thu 15/11
ADL - KTI • 1 stop
Cheapest one-way flight
$532
Typical prices: $653-$997
China Southern
Fri 16/11
ADL - KTI • 1 stop
Direct flights
Not available
There are currently no direct flights between Adelaide and Phnom Penh. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
17 weeks
in advance
Our data shows that travellers who book at least 17 weeks in advance save around 49% compared to booking last minute.
Insights
Insights
When to travel
May
Cheapest • 17% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Kuala Lumpur Intl (KUL)
Cheapest • Avg $880 (return)
Singapore Changi (SIN)
Shortest trip • 13h 01m (one-way)
Insights
Insights
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We hope you enjoy your trip to Phnom Penh!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Adelaide to Phnom Penh (ADL-KTI)

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

Recent return flight deals from Adelaide to Phnom Penh

Mon, 2 Nov - Sun, 15 Nov
China Southern Logo
11:30 - 23:30ADL  Adelaide-KTI Phnom Penh Techo Intl
15h 30m1 stop Guangzhou Baiyun
China Southern Logo
16:10 - 09:55KTI  Phnom Penh Techo Intl-ADL Adelaide
14h 15m1 stop Guangzhou Baiyun
$969China Southern
3+ days ago
Mon, 2 Nov - Sun, 15 Nov
China Southern Logo
11:30 - 23:30ADL  Adelaide-KTI Phnom Penh Techo Intl
15h 30m1 stop Guangzhou Baiyun
China Southern Logo
16:10 - 09:55KTI  Phnom Penh Techo Intl-ADL Adelaide
14h 15m1 stop Guangzhou Baiyun
$1,021China Southern
3+ days ago
Mon, 2 Nov - Sat, 14 Nov
Cathay Pacific Logo
06:25 - 10:25ADL  Adelaide-KTI Phnom Penh Techo Intl
31h 30m2 stops Sydney Kingsford Smith Hong Kong Intl
Cathay Pacific Logo
11:45 - 10:30KTI  Phnom Penh Techo Intl-ADL Adelaide
19h 15m1 stop Hong Kong Intl
$1,113Cathay Pacific
3+ days ago
Sun, 1 Nov - Sat, 14 Nov
Cathay Pacific Logo
19:45 - 10:25ADL  Adelaide-KTI Phnom Penh Techo Intl
42h 10m2 stops Melbourne Hong Kong Intl
Cathay Pacific Logo
11:45 - 10:30KTI  Phnom Penh Techo Intl-ADL Adelaide
19h 15m1 stop Hong Kong Intl
$1,131Cathay Pacific
3+ days ago
Sun, 1 Nov - Sat, 14 Nov
Cathay Pacific Logo
19:45 - 10:25ADL  Adelaide-KTI Phnom Penh Techo Intl
42h 10m2 stops Melbourne Hong Kong Intl
Cathay Pacific Logo
11:45 - 10:30KTI  Phnom Penh Techo Intl-ADL Adelaide
19h 15m1 stop Hong Kong Intl
$1,133Cathay Pacific
2 days ago
Mon, 2 Nov - Sun, 15 Nov
China Southern Logo
07:15 - 23:30ADL  Adelaide-KTI Phnom Penh Techo Intl
19h 45m2 stops Melbourne Guangzhou Baiyun
China Southern Logo
16:10 - 09:55KTI  Phnom Penh Techo Intl-ADL Adelaide
14h 15m1 stop Guangzhou Baiyun
$1,206China Southern
3+ days ago
Mon, 2 Nov - Sat, 14 Nov
Singapore Airlines Logo
10:05 - 18:30ADL  Adelaide-KTI Phnom Penh Techo Intl
11h 55m1 stop Singapore Changi
Singapore Airlines Logo
14:40 - 08:50KTI  Phnom Penh Techo Intl-ADL Adelaide
38h 40m1 stop Singapore Changi
$1,245Singapore Airlines
3+ days ago
Sun, 1 Nov - Sat, 14 Nov
Singapore Airlines Logo
18:35 - 08:35ADL  Adelaide-KTI Phnom Penh Techo Intl
17h 30m1 stop Singapore Changi
Singapore Airlines Logo
14:40 - 08:50KTI  Phnom Penh Techo Intl-ADL Adelaide
38h 40m1 stop Singapore Changi
$1,245Singapore Airlines
3+ days ago
Thu, 25 Mar - Fri, 7 May
Malaysia Airlines Logo
11:25 - 10:00ADL  Adelaide-KTI Phnom Penh Techo Intl
26h 05m2 stops Perth Kuala Lumpur Intl
Malaysia Airlines Logo
11:10 - 07:00KTI  Phnom Penh Techo Intl-ADL Adelaide
17h 20m1 stop Kuala Lumpur Intl
$1,311Malaysia Airlines
3+ days ago
Thu, 1 Apr - Mon, 19 Apr
Malaysia Airlines Logo
11:50 - 10:00ADL  Adelaide-KTI Phnom Penh Techo Intl
25h 40m2 stops Perth Kuala Lumpur Intl
Malaysia Airlines Logo
11:10 - 21:30KTI  Phnom Penh Techo Intl-ADL Adelaide
31h 50m2 stops Kuala Lumpur Intl Perth
$1,311Malaysia Airlines
23 hours ago
Booking Insights

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

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

How much is a return flight from Adelaide to Phnom Penh?

Return flights from Adelaide to Phnom Penh typically range from $912 to $1,329. The lowest price found in the past 5 days was $969 on China Southern.

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

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Adelaide to Phnom Penh. It’s 12% cheaper than the average day, while Thursday is the most expensive, with prices 21% higher.

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

•May is the cheapest month to fly from Adelaide to Phnom Penh at $893 return.
•December ($1,698) and September ($1,462) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 90% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Adelaide to Phnom Penh the cheapest?

Flights from Adelaide to Phnom Penh are cheapest 17 weeks before departure. Booking in this window typically costs about 49% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Adelaide to Phnom Penh flights

Low season

August

Cheapest flight

$532
Beat the crowds with an average 45% drop in traveller numbers.
The most popular month to fly with an average 119% increase in traveller numbers.
One-way flight from Adelaide to Phnom Penh

When to book flights from Adelaide to Phnom Penh

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

Your Adelaide to Phnom Penh flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Adelaide to Phnom Penh?

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

    • Economy class
    • Business Class

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

    A direct flight from Adelaide to Phnom Penh takes 00m, covering 10,047 km.

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

    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 should I expect to pay for a Adelaide to Phnom Penh flight?

    Return flights from Adelaide to Phnom Penh range from $912 to $1,329, with an average of $1,073 over the past 12 months. Anything below $912 counts as a good deal.

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

    Last-minute fares on this route (booked within two weeks of departure) run 62% above the $1,073 route average. Book 17 weeks before departure for the lowest fares.

  • Have flight prices from Adelaide to Phnom Penh changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about $969 to $6,904. That means the highest observed fare was about 7x higher than the lowest one.

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

    One-way fares from Adelaide to Phnom Penh are currently lower than usual. Average one-way flight prices are about $662, which is 28% below the typical average for this route.

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

    Flights from Adelaide to Phnom Penh usually depart from Adelaide (ADL) and arrive at Phnom Penh Techo Intl (KTI).

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

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

    • Singapore Changi (SIN) – 55% of one-stop connections
    • Guangzhou Baiyun (CAN) – 36% of one-stop connections
    • Kuala Lumpur Intl (KUL) – 8% of one-stop connections
    • Hong Kong Intl (HKG) – 1% of one-stop connections

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

    Yes. Flexible dates can save you up to 28% on flights from Adelaide to Phnom Penh. Saturday is the cheapest departure day at $950 return on average, while Thursday is the most expensive at $1,310, a difference of $359.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

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

    Flying via Singapore Changi (SIN) gives the shortest average 1-stop total travel time of 13h 01m, compared to 15h 33m via Guangzhou Baiyun (CAN) and 18h 32m via Kuala Lumpur Intl (KUL).

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

    Phnom Penh is 3 hours behind Adelaide (Indochina Time vs Central Australia Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Adelaide to Phnom Penh flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Thursday. On this route, Saturday flights average $950, about $359 less than Thursday fares (27% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 17 weeks before you fly. On this route, that window historically saves about 49% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Adelaide to Phnom Penh trip for May. Fares historically average $893 return in that month – typically $805 less than the most expensive month, which is December (based on the last 12 months).

More options for your flight from Adelaide to Phnom Penh

Complete your trip to Phnom Penh with a hotel stay or car hire

Hotels in Phnom Penh
Holidays in Phnom Penh