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Giant Ibis gives 6 hours for the 320 km between the city terminals.[1] Day departures are listed at 08:45, 09:45 and 12:30 and night departures at 22:30 and 23:00.[2]
According to the airport's departures board, Air Cambodia and Cambodia Airways fly from Techo International Airport (KTI) to Siem Reap Angkor International Airport (SAI).[3] The flight is shorter in the air, but add the transfers to KTI and from SAI before comparing. Choose the bus if you prefer to travel between city terminals and avoid airports.
Transport and connections in detail
1. Giant Ibis day or night bus
Departure: Street 106 near Phnom Penh Night Market, Doun Penh
Arrival: Giant Ibis terminal behind the old stadium, Khmer Pub Street, Siem Reap[1]
Onboard reference: Giant Ibis gives 6 hours for the 320 km route.[1] Day departures are listed at 08:45, 09:45 and 12:30, night departures at 22:30 and 23:00.[2] Traffic and stops can change arrival.
Complete journey: Add the trip to the departure terminal and transport from the Siem Reap terminal to your accommodation. Giant Ibis points to tuk-tuks waiting at the terminal.[1]
Price: The fare depends on the departure and is shown when you book. A baggage allowance of 20 kg is included.[1]
Best for: Travelers who prefer a road connection between city terminals rather than airport transfers.
Trade-off: The Siem Reap terminal is behind the old stadium, so you may need a tuk-tuk to reach your hotel. Giant Ibis says complimentary pickup is not available for night departures.[1]
Booking channel: Official information and booking: Giant Ibis day or night bus
2. Domestic flight
Departure: Techo International Airport (KTI)
Arrival: Siem Reap Angkor International Airport (SAI)
Onboard reference: The airport's departures board lists flights from KTI to SAI by Air Cambodia and Cambodia Airways.[3] Confirm the dated flight and duration with the airline rather than relying on an old schedule.
Complete journey: Add access to KTI, check-in, baggage collection and the transfer from SAI to Siem Reap. Compare this with the city-terminal bus.
Price: Current one-way airline quote per passenger. Confirm its currency, baggage allowance and cancellation terms.
Best for: Travelers whose complete airport-to-airport itinerary fits their plans, especially when connecting with another flight.
Trade-off: KTI and SAI are the current airports of Phnom Penh and Siem Reap, not the former PNH and REP airports. A short flight does not include the two city transfers.
Booking channel: Official information and booking: Domestic flight
Practical checks
- Check the exact Giant Ibis departure and arrival addresses on your ticket.
- Plan a tuk-tuk from the Siem Reap terminal to your accommodation.
- For a flight, use KTI and SAI and check the actual operating airline.
- Confirm luggage, pickup and your final accommodation transfer before paying.
Timetable
| Flight Phnom Penh - Siem Reap $ 71.76–288.33 50m – 23h 40m | |
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| Bus Phnom Penh - Siem Reap $ 7.81–19.04 5h – 7h 30m | |
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| Taxi Phnom Penh - Siem Reap $ 92.21–533.08 5h – 6h | |
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| Van Phnom Penh - Siem Reap $ 10.53–15.79 5h – 6h | |
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Frequently Asked Questions
Use the booking tool on this page to compare the transport options currently available from Phnom Penh to Siem Reap, including current prices and schedules.
Giant Ibis gives 6 hours for the 320 km route. The bus starts at Street 106 near Phnom Penh Night Market in Doun Penh and arrives at the Giant Ibis terminal behind the old stadium in Siem Reap.
No. Giant Ibis says complimentary pickup is not available for night departures. Go to the stated Street 106 departure point and arrange your local transfer after arrival.
The flight option runs from Techo International Airport (KTI) to Siem Reap Angkor International Airport (SAI). These are not the former PNH and REP airports. Air Cambodia and Cambodia Airways are listed on the KTI departures board.
The airborne journey is shorter than the bus journey, but add access to KTI and the transfer from SAI before deciding.
The stated arrival is the Giant Ibis terminal behind the old stadium. Giant Ibis says tuk-tuks wait there, so plan a short ride to your accommodation.
Confirm the actual day or night departure, displayed currency, included services, dated flight or bus, baggage and the final city transfer.
Sources and background
Numbers in the text such as [1] refer to these sources.
- [1] Giant Ibis Transport: Bus from Phnom Penh to Siem Reap. Retrieved October 15, 2026.
- [2] Giant Ibis Transport: Bus Schedule. Retrieved October 15, 2026.
- [3] Cambodia Airports, Phnom Penh Techo International Airport (KTI): Flight information: arrivals and departures. Retrieved October 15, 2026.
Guide prices and journey times are indicative, not live quotes. A booked package may include transfers and waiting time as well as the main journey. Check the selected offer, pickup point and current conditions before booking.