R1 634+ Cheap flights from Phnom Penh
This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
KTI — BOS
Nov 11 — Nov 181
Find flights from Phnom Penh within your budget
Find flights departing from Phnom Penh that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 12 October 2026. In the last 7 days, Cheapflights users made a total of 7 457 451 searches
Fly to
Route
Depart
Return
Cheapest return flight
Fastest return journey
Phnom PenhBangkok
KTI Phnom Penh Techo Intl - BKK Bangkok Suvarnabhumi
KTIBKK
Phnom Penh Techo Intl
Sun 8/11
17:25-18:35
Nonstop1h 10m
Bangkok Suvarnabhumi
Wed 31/12
0:00-0:00
Nonstop0h 00m
R1 634
Phnom PenhSingapore
KTI Phnom Penh Techo Intl - SIN Singapore Changi
KTISIN
Phnom Penh Techo Intl
Fri 6/11
21:40-0:40
Nonstop2h 00m
Singapore Changi
Wed 31/12
0:00-23:30
Nonstop0h 00m
R1 799
Phnom PenhSingapore
KTI Phnom Penh Techo Intl - SIN Singapore Changi
KTISIN
Phnom Penh Techo Intl
Fri 30/10
21:40-0:40
Nonstop2h 00m
Singapore Changi
Wed 31/12
0:00-23:30
Nonstop0h 00m
R1 799
Phnom PenhSingapore
KTI Phnom Penh Techo Intl - SIN Singapore Changi
KTISIN
Phnom Penh Techo Intl
Sun 3/1
21:40-0:40
Nonstop2h 00m
Singapore Changi
Wed 31/12
0:00-23:30
Nonstop0h 00m
R1 799
Phnom PenhSingapore
KTI Phnom Penh Techo Intl - SIN Singapore Changi
KTISIN
Phnom Penh Techo Intl
Sun 31/1
21:40-0:40
Nonstop2h 00m
Singapore Changi
Wed 31/12
0:00-23:30
Nonstop0h 00m
R1 799
Phnom PenhSingapore
KTI Phnom Penh Techo Intl - SIN Singapore Changi
KTISIN
Phnom Penh Techo Intl
Sun 8/11
21:40-0:40
Nonstop2h 00m
Singapore Changi
Wed 31/12
0:00-23:30
Nonstop0h 00m
R1 799
Phnom PenhSingapore
KTI Phnom Penh Techo Intl - SIN Singapore Changi
KTISIN
Phnom Penh Techo Intl
Sat 7/11
21:40-0:40
Nonstop2h 00m
Singapore Changi
Wed 31/12
0:00-23:30
Nonstop0h 00m
R1 799
Phnom PenhSingapore
KTI Phnom Penh Techo Intl - SIN Singapore Changi
KTISIN
Phnom Penh Techo Intl
Sat 19/12
21:40-0:40
Nonstop2h 00m
Singapore Changi
Wed 31/12
0:00-23:30
Nonstop0h 00m
R1 799
Phnom PenhSingapore
KTI Phnom Penh Techo Intl - SIN Singapore Changi
KTISIN
Phnom Penh Techo Intl
Mon 16/11
21:40-0:40
Nonstop2h 00m
Singapore Changi
Wed 31/12
0:00-23:30
Nonstop0h 00m
R1 799
Phnom PenhDa Nang
KTI Phnom Penh Techo Intl - DAD Da Nang
KTIDAD
Phnom Penh Techo Intl
Mon 19/10
13:15-15:30
Nonstop2h 15m
Da Nang
Wed 31/12
0:00-23:00
Nonstop0h 00m
R1 914
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Phnom Penh
Have a flexible travel schedule? Discover the best time to fly from Phnom Penh with our price prediction graph.
KTI-BOS
KTI-SIN
KTI-BKK
KTI-DAD
KTI-HAN
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Travel insights for flights from Phnom Penh
Get recent, data-driven insights about flights from Phnom Penh including ideal travel times, pricing trends, and more.
KTI-BOS
KTI-SIN
KTI-BKK
KTI-DAD
KTI-HAN
What is the cheapest month to book a flight from Phnom Penh?
Currently, January is the cheapest month in which you can book a flight from Phnom Penh (average of R20 890). Flying from Phnom Penh in May will prove the most costly (average of R35 922). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.
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Popular flight searches
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Related info for your journey
Access useful and relevant information related to your journey from Phnom Penh. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 12 October 2026.
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