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Sihanoukville International Airport to Singapore Changi Airport flight

Explore the cheapest one-way and round-trip flights from Sihanoukville International Airport to Singapore Changi Airport over the next 90 days, with one-way fares from £134 and round-trip from £269. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      KOS 12:15
      7h 20m
      1 stop
      SIN 20:35
      Sihanoukville - Singapore | Thu, Nov 19 | AirAsia Cambodia
      £134 £232
      42% off
      42% off
      £232 £134
    • Cheapest
      KOS 13:35
      8h 40m
      1 stop
      SIN 23:15
      Sihanoukville - Singapore | Wed, Nov 4 | AirAsia Berhad (Malaysia)
      £134 £232
      42% off
      42% off
      £232 £134
    • KOS 12:15
      7h 20m
      1 stop
      SIN 20:35
      Sihanoukville - Singapore | Tue, Nov 3 | AirAsia Cambodia
      £135 £232
      42% off
      42% off
      £232 £135
    • KOS 13:30
      17h 45m
      1 stop
      SIN 08:15
      Sihanoukville - Singapore | Mon, Nov 23 | AirAsia Berhad (Malaysia)
      £139
      40% off
      £232 £139
    • KOS 13:40
      21h 55m
      1 stop
      SIN 12:35
      Sihanoukville - Singapore | Sat, Nov 7 | AirAsia Berhad (Malaysia)
      £140
      40% off
      £232 £140
    • KOS 13:30
      17h 50m
      1 stop
      SIN 08:20
      Sihanoukville - Singapore | Fri, Dec 4 | AirAsia Berhad (Malaysia)
      £140
      40% off
      £232 £140
    • KOS 12:15
      7h 5m
      1 stop
      SIN 20:20
      Sihanoukville - Singapore | Tue, Dec 1 | AirAsia Cambodia
      £141
      39% off
      £232 £141
    • KOS 12:15
      7h 20m
      1 stop
      SIN 20:35
      Sihanoukville - Singapore | Tue, Nov 17 | AirAsia Cambodia
      £142
      39% off
      £232 £142
    • KOS 16:15
      5h 30m
      1 stop
      SIN 22:45
      Sihanoukville - Singapore | Thu, Nov 5 | AirAsia Cambodia
      £147
      45% off
      £267 £147
    • KOS 13:00
      17h 25m
      1 stop
      SIN 14:00
      Sihanoukville - Singapore | Mon, Nov 2 | Normal Airline
      More cheap flights
      More cheap flights
    • KOS 13:30
      6h 5m
      1 stop
      SIN 20:35
      Sihanoukville - Singapore | Mon, Nov 2 | AirAsia Berhad (Malaysia)
      SIN 09:00
      5h
      1 stop
      KOS 13:00
      Singapore - Sihanoukville | Mon, Nov 9 | Scoot
      £269 £373
      28% off
      28% off
      £373 £269
    • KOS 13:30
      8h 50m
      1 stop
      SIN 23:20
      Sihanoukville - Singapore | Mon, Nov 16 | AirAsia Berhad (Malaysia)
      SIN 09:00
      5h
      1 stop
      KOS 13:00
      Singapore - Sihanoukville | Mon, Nov 23 | Scoot
      £269 £373
      28% off
      28% off
      £373 £269
    • KOS 13:30
      6h 5m
      1 stop
      SIN 20:35
      Sihanoukville - Singapore | Mon, Nov 9 | AirAsia Berhad (Malaysia)
      SIN 09:00
      5h
      1 stop
      KOS 13:00
      Singapore - Sihanoukville | Fri, Nov 13 | Scoot
      £281 £373
      25% off
      25% off
      £373 £281
    • KOS 12:15
      6h 25m
      1 stop
      SIN 19:40
      Sihanoukville - Singapore | Thu, Dec 10 | AirAsia Cambodia
      SIN 16:25
      18h 15m
      1 stop
      KOS 09:40
      Singapore - Sihanoukville | Thu, Dec 17 | AirAsia Berhad (Malaysia)
      £287
      23% off
      £373 £287
    • KOS 12:15
      18h
      1 stop
      SIN 07:15
      Sihanoukville - Singapore | Tue, Dec 15 | AirAsia Cambodia
      SIN 04:40
      9h 20m
      1 stop
      KOS 13:00
      Singapore - Sihanoukville | Sat, Dec 19 | Scoot
      £290
      22% off
      £373 £290
    • KOS 12:15
      7h 40m
      1 stop
      SIN 20:55
      Sihanoukville - Singapore | Tue, Dec 8 | AirAsia Cambodia
      SIN 23:25
      11h 15m
      1 stop
      KOS 09:40
      Singapore - Sihanoukville | Tue, Dec 15 | AirAsia Berhad (Malaysia)
      £294
      21% off
      £373 £294
    • KOS 12:15
      5h 5m
      1 stop
      SIN 18:20
      Sihanoukville - Singapore | Thu, Nov 19 | AirAsia Cambodia
      SIN 07:00
      5h 45m
      1 stop
      KOS 11:45
      Singapore - Sihanoukville | Thu, Nov 26 | Scoot
      £303
      19% off
      £373 £303
    • KOS 13:30
      6h 25m
      1 stop
      SIN 20:55
      Sihanoukville - Singapore | Mon, Dec 7 | AirAsia Berhad (Malaysia)
      SIN 08:55
      5h 5m
      1 stop
      KOS 13:00
      Singapore - Sihanoukville | Mon, Dec 14 | AirAsia Berhad (Malaysia)
      £308
      17% off
      £373 £308
    • KOS 13:30
      18h 50m
      1 stop
      SIN 09:20
      Sihanoukville - Singapore | Fri, Nov 6 | AirAsia Berhad (Malaysia)
      SIN 07:55
      4h 50m
      1 stop
      KOS 11:45
      Singapore - Sihanoukville | Tue, Nov 10 | AirAsia Berhad (Malaysia)
      £315
      16% off
      £373 £315
    • KOS 13:00
      17h 25m
      1 stop
      SIN 14:00
      Sihanoukville - Singapore | Mon, Nov 2 | Normal Airline
      SIN 15:00
      6h
      Nonstop
      KOS 16:00
      Singapore - Sihanoukville | Wed, Nov 4 | Normal Airline
      More cheap flights
      More cheap flights
    • KOS 13:30
      5h 50m
      1 stop
      SIN 20:20
      Sihanoukville - Singapore | Wed, Dec 2 | AirAsia Berhad (Malaysia)
      £138 £190
      27% off
      27% off
      £190 £138
    • KOS 13:30
      5h 50m
      1 stop
      SIN 20:20
      Sihanoukville - Singapore | Wed, Nov 11 | AirAsia Berhad (Malaysia)
      £142 £190
      25% off
      25% off
      £190 £142
    • KOS 13:30
      5h 50m
      1 stop
      SIN 20:20
      Sihanoukville - Singapore | Fri, Nov 13 | AirAsia Berhad (Malaysia)
      £143 £190
      25% off
      25% off
      £190 £143
    • KOS 13:30
      5h 50m
      1 stop
      SIN 20:20
      Sihanoukville - Singapore | Fri, Nov 27 | AirAsia Berhad (Malaysia)
      £144
      24% off
      £190 £144
    • KOS 13:30
      5h 50m
      1 stop
      SIN 20:20
      Sihanoukville - Singapore | Wed, Nov 18 | AirAsia Berhad (Malaysia)
      £145
      24% off
      £190 £145
    • KOS 12:15
      5h 25m
      1 stop
      SIN 18:40
      Sihanoukville - Singapore | Sat, Dec 12 | AirAsia Cambodia
      £152
      20% off
      £190 £152
    • KOS 13:30
      5h 50m
      1 stop
      SIN 20:20
      Sihanoukville - Singapore | Fri, Nov 6 | AirAsia Berhad (Malaysia)
      £154
      19% off
      £190 £154
    • KOS 12:15
      4h 45m
      1 stop
      SIN 18:00
      Sihanoukville - Singapore | Sat, Nov 28 | AirAsia Cambodia
      £154
      19% off
      £190 £154
    • KOS 13:30
      5h 50m
      1 stop
      SIN 20:20
      Sihanoukville - Singapore | Fri, Nov 20 | AirAsia Berhad (Malaysia)
      £154
      19% off
      £190 £154
    • KOS 13:00
      17h 25m
      1 stop
      SIN 14:00
      Sihanoukville - Singapore | Mon, Nov 2 | Normal Airline
      More cheap flights
      More cheap flights
    • KOS 13:30
      5h 50m
      1 stop
      SIN 20:20
      Sihanoukville - Singapore | Fri, Nov 6 | AirAsia Berhad (Malaysia)
      £154 £189
      19% off
      19% off
      £189 £154
    • KOS 13:30
      5h 50m
      1 stop
      SIN 20:20
      Sihanoukville - Singapore | Wed, Nov 4 | AirAsia Berhad (Malaysia)
      £170 £189
      10% off
      10% off
      £189 £170
    • KOS 13:00
      17h 25m
      1 stop
      SIN 14:00
      Sihanoukville - Singapore | Mon, Nov 2 | Normal Airline
      More cheap flights
      More cheap flights
    • KOS 12:15
      4h 45m
      1 stop
      SIN 18:00
      Sihanoukville - Singapore | Thu, Nov 12 | AirAsia Cambodia
      £169 £267
      37% off
      37% off
      £267 £169
    • KOS 12:15
      4h 45m
      1 stop
      SIN 18:00
      Sihanoukville - Singapore | Tue, Nov 10 | AirAsia Cambodia
      £174 £267
      35% off
      35% off
      £267 £174
    • KOS 12:15
      4h 45m
      1 stop
      SIN 18:00
      Sihanoukville - Singapore | Thu, Dec 10 | AirAsia Cambodia
      £184 £267
      31% off
      31% off
      £267 £184
    • KOS 12:15
      4h 45m
      1 stop
      SIN 18:00
      Sihanoukville - Singapore | Thu, Nov 19 | AirAsia Cambodia
      £200
      25% off
      £267 £200
    • KOS 12:15
      4h 45m
      1 stop
      SIN 18:00
      Sihanoukville - Singapore | Tue, Nov 3 | AirAsia Cambodia
      £201
      25% off
      £267 £201
    • KOS 13:40
      5h
      1 stop
      SIN 19:40
      Sihanoukville - Singapore | Mon, Nov 9 | AirAsia Berhad (Malaysia)
      £240
      10% off
      £267 £240
    • KOS 13:35
      5h 5m
      1 stop
      SIN 19:40
      Sihanoukville - Singapore | Fri, Nov 13 | AirAsia Berhad (Malaysia)
      £167
      37% off
      £267 £167
    • KOS 13:35
      5h 5m
      1 stop
      SIN 19:40
      Sihanoukville - Singapore | Fri, Nov 6 | AirAsia Berhad (Malaysia)
      £173
      35% off
      £267 £173
    • KOS 13:35
      5h 5m
      1 stop
      SIN 19:40
      Sihanoukville - Singapore | Sun, Nov 8 | AirAsia Berhad (Malaysia)
      £193
      28% off
      £267 £193
    • KOS 13:00
      17h 25m
      1 stop
      SIN 14:00
      Sihanoukville - Singapore | Mon, Nov 2 | Normal Airline
      More cheap flights
      More cheap flights

Displayed flight fares from Sihanoukville to Singapore are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Sihanoukville International Airport to Singapore Changi Airport?

The cheapest airline flying from Sihanoukville International Airport to Singapore Changi Airport is AirAsia Cambodia (from £134) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.

AirAsia Cambodia
From £134
AirAsia Berhad (Malaysia)
From £134
Air Cambodia
From £161
Vietnam Airlines
From £254
Cambodia Airways
From £307

Find more flights and airlines

What is the flight schedule from Sihanoukville International Airport to Singapore Changi Airport?

Check on the flight schedule from Sihanoukville to Singapore to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AK265

    Sihanoukville International Airport

    13:30

    KOS

    1h 55m

    Nonstop

    16:25

    KUL

    S - T - T - S
    Search

  2. TR469

    Kuala Lumpur International Airport

    19:15

    KUL

    1h 20m

    Nonstop

    20:35

    SIN

    S M T W T F S

  3. KT175

    Sihanoukville International Airport

    12:15

    KOS

    1h 50m

    Nonstop

    15:05

    KUL

    - M - W - - -
    Search

  4. AK719

    Kuala Lumpur International Airport

    18:20

    KUL

    1h 20m

    Nonstop

    19:40

    SIN

    S M T W T F S

  5. KT175

    Sihanoukville International Airport

    12:15

    KOS

    1h 50m

    Nonstop

    15:05

    KUL

    - M - W - - -
    Search

  6. OD805

    Kuala Lumpur International Airport

    19:40

    KUL

    1h

    Nonstop

    20:40

    SIN

    S M T W T F S

  7. KT175

    Sihanoukville International Airport

    12:15

    KOS

    1h 50m

    Nonstop

    15:05

    KUL

    - M - W - - -
    Search

  8. TR469

    Kuala Lumpur International Airport

    19:15

    KUL

    1h 20m

    Nonstop

    20:35

    SIN

    S M T W T F S

  9. AK265

    Sihanoukville International Airport

    13:30

    KOS

    1h 55m

    Nonstop

    16:25

    KUL

    S - T - T - S
    Search

  10. AK721

    Kuala Lumpur International Airport

    19:35

    KUL

    1h 20m

    Nonstop

    20:55

    SIN

    S M T W T F S

  11. KT175

    Sihanoukville International Airport

    12:15

    KOS

    1h 50m

    Nonstop

    15:05

    KUL

    - M - W - - -
    Search

  12. AK721

    Kuala Lumpur International Airport

    19:35

    KUL

    1h 20m

    Nonstop

    20:55

    SIN

    S M T W T F S

  13. AK265

    Sihanoukville International Airport

    13:30

    KOS

    1h 55m

    Nonstop

    16:25

    KUL

    S - T - T - S
    Search

  14. AK723

    Kuala Lumpur International Airport

    21:30

    KUL

    1h 15m

    Nonstop

    22:45

    SIN

    - - - W T - S

  15. KT175

    Sihanoukville International Airport

    12:15

    KOS

    1h 50m

    Nonstop

    15:05

    KUL

    - M - W - - -
    Search

  16. TR497

    Kuala Lumpur International Airport

    22:00

    KUL

    1h 20m

    Nonstop

    23:20

    SIN

    S - - - T F S

  17. AK265

    Sihanoukville International Airport

    13:30

    KOS

    1h 55m

    Nonstop

    16:25

    KUL

    S - T - T - S
    Search

  18. AK701

    Kuala Lumpur International Airport

    06:10

    KUL

    1h 5m

    Nonstop

    07:15

    SIN

    S M T W T F S

  19. AK265

    Sihanoukville International Airport

    13:30

    KOS

    1h 55m

    Nonstop

    16:25

    KUL

    S - T - T - S
    Search

  20. TR457

    Kuala Lumpur International Airport

    07:05

    KUL

    1h 25m

    Nonstop

    08:30

    SIN

    - - - W - F -
Find more flights and airlines

About Sihanoukville International Airport and Singapore Changi Airport

Learn about Sihanoukville International Airport (KOS) and Singapore Changi Airport (SIN) — including location, terminals, transportation, and travel tips.

Flight distance 1,027.05 km
Cheapest one-way ticket price £134
Cheapest return ticket price £269

FAQs for Sihanoukville International Airport to Singapore Changi Airport Flights

  • What is the transportation method from the main airport to downtown in Singapore?

    • The distance from Singapore Changi Airport to downtown is about 17 km, by taxi about 30 minutes.
    • The distance from Seletar Airport to downtown is about 15 km, by taxi about 30 minutes.
  • One-way flights from Sihanoukville International Airport to Singapore Changi Airport currently start from £134, and round-trip fares start from £269. The current lowest fare is a AirAsia Cambodia flight departing on Thu, Nov 19; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Sihanoukville International Airport to Singapore Changi Airport is £191. Prices may vary depending on the departure date, airline, and availability.
  • Enter Sihanoukville International Airport and Singapore Changi Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.