Cheap flights to Phnom Penh – Compare and Save

— PNH
24 Aug — 31 Aug1
1 adult

Flights to Phnom Penh in 2025

Find the latest flights to Phnom Penh in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 19 August 2025.

Return from

$769

One-way from

$371

Popular in

December

Cheapest in

February

Average price

$931
XiamenAir
  • XiamenAir
  • 4/9-7/9
  • 2 total stops
  • 32h 30m total
  • Sydney to Phnom Penh
Singapore Airlines
  • Singapore Airlines
  • 15/10
  • 1 total stop
  • 25h 10m total
  • Sydney to Phnom Penh
Highest demand for flights based on searches. 21% potential increase in price ($428 potential increase over avg. return price).
Cheapest flight prices on average. 6% potential price decrease ($95 potential savings vs. average return price).
Average for return flights in August 2025

Find flight deals to Phnom Penh

Cheapest flights to Phnom Penh
Explore the most affordable flight options available to Phnom Penh. Find the lowest fares based on data from user searches, with prices last updated on 19 August 2025.

Thu 4/921:15SYD - PNH
1 stop14h 30mMultiple Airlines
Sun 7/912:20PNH - SYD
1 stop18h 00mMultiple Airlines
Deal found 19/8$769
Mon 1/911:20SYD - PNH
3 stops33h 30mChina Eastern
Sat 6/900:10PNH - SYD
1 stop33h 25mChina Eastern
Deal found 18/8$784
Tue 21/1011:15SYD - PNH
1 stop31h 15mChina Southern
Tue 4/1108:00PNH - SYD
1 stop32h 20mChina Southern
Deal found 19/8$800
Tue 21/1022:15SYD - PNH
1 stop29h 55mChina Southern
Tue 4/1115:50PNH - SYD
1 stop24h 30mChina Southern
Deal found 17/8$801
Thu 4/920:45SYD - PNH
2 stops26h 00mMultiple Airlines
Sun 7/920:20PNH - SYD
2 stops20h 10mMultiple Airlines
Deal found 19/8$804
Mon 1/920:30SYD - PNH
1 stop29h 45mChina Eastern
Sat 6/900:10PNH - SYD
1 stop33h 25mChina Eastern
Deal found 18/8$817
Tue 21/1013:50SYD - PNH
2 stops26h 00mMultiple Airlines
Tue 4/1115:50PNH - SYD
1 stop24h 30mMultiple Airlines
Deal found 19/8$820
Mon 1/922:10SYD - PNH
1 stop14h 50mMalaysia Airlines
Sun 7/911:10PNH - SYD
1 stop19h 50mMalaysia Airlines
Deal found 18/8$826
Mon 1/910:15SYD - PNH
1 stop12h 25mVietnam Airlines
Mon 8/914:10PNH - SYD
1 stop15h 05mVietnam Airlines
Deal found 19/8$829
Thu 4/920:45SYD - PNH
2 stops26h 00mMultiple Airlines
Sun 7/911:05PNH - SYD
3 stops45h 30mMultiple Airlines
Deal found 19/8$835
Wed 27/810:15SYD - PNH
1 stop12h 55mMultiple Airlines
Tue 9/916:40PNH - SYD
1 stop12h 35mMultiple Airlines
Deal found 17/8$840
Thu 4/911:00SYD - PNH
2 stops27h 35mChina Eastern
Sat 6/900:10PNH - SYD
1 stop33h 25mChina Eastern
Deal found 19/8$843

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