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Last updated : 13/02/2026

From USD 10.00
| Cheapest Bus Tickets | USD 10.00 |
|---|---|
| Avg. Bus Duration | 4 hrs 45 mins |
| First Bus & Last Bus | 17:30 & 17:30 |
| Daily Bus Services | 1 buses |
Global customers
Active bus operators
Daily bookings
18 Years of experience you can trust
Female hotline, Instant resolution & refund, Self - support
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Booking bus tickets from O Smach to Siem Reap is now advanced and mobile-friendly. You do not have to wait in line at the counter or search for a proper source. Log in to redBus and all the verified buses operating from the O Smach to Siem Reap route are listed on the page. Here you get safe vehicles, easy boarding points, flexible ticketing options designed to suit your travel needs and a comfortable journey.
redBus offers more than 200+ verified buses covering major routes of Cambodia. Some of the top operators in the O Smach to Siem Reap bus route are:
For O Smach to Siem Reap, the bus ticket price starts at USD 10. You can also take advantage of a few redBus discounts and promotions.
Enjoy fantastic travel offers with redBus Cambodia as you celebrate the holiday season. You can take advantage of special rewards and reduced bus rates, whether you're planning a vacation or returning home to your family. Since these holiday deals are only available briefly, keep a watch on the redBus website or app to ensure you don't miss out.
*T&C applied
Enjoy your bus trip from O Smach to Siem Reap ! You want to go the other way? check all offers from Siem Reap to O Smach
The current discounts available in the O Smach to Siem Reap bus routes are:
Up to 25% Off for Existing Users. Use code KHBUS and receive a 10% Discount of up to USD $1, plus 15% cashback of up to USD $3 within 1 hour of ticket booking.
Up to 50% OFF for New Users. Use code KHNEW and get a 20% off up to USD $2 + cashback 30% up to USD $4 within 1 hour of ticket booking.
redDeals are exclusive deals available on selected bus operators with a Flat USD $2 OFF. You can find redDeals listed on the redBus booking page, offer page, and mobile app.
The average duration to reach Siem Reap from O Smach via bus is 4
The bus ticket price from O Smach to Siem Reap starts at USD 10.
There are a total of 1 bus services from O Smach to Siem Reap.
O Smach to Svay BusO Smach to Banteay Meanchey BusO Smach to Thmor Pouk BusO Smach to Nuoc ngoai BusO Smach to Svay Sisophon BusO Smach to Chong Kal BusO Smach to Moung BusO Smach to Rattanakiri BusO Smach to Mondulkiri BusO Smach to Kampong Thom BusO Smach to Serei Soaphoan BusO Smach to Srei Snom BusO Smach to Phnom Penh BusO Smach to Battambang BusO Smach to Banteay Chhmar BusO Smach to Kralanh BusO Smach to Stung Treng BusO Smach to Samrong BusO Smach to Svay Chek BusO Smach to Puok Busmore >>
Phnom Penh to Siem Reap BusBattambang to Siem Reap BusSihanouk Ville to Siem Reap BusKampot to Siem Reap BusPoi Pet to Siem Reap BusKampong Thom to Siem Reap BusDon Det (Laos) to Siem Reap BusHồ Chí Minh to Siem Reap BusKampong Cham to Siem Reap BusBanteay Meanchey to Siem Reap BusPakse (Laos) to Siem Reap BusKep to Siem Reap BusMondulkiri to Siem Reap BusSiem Reap Angkor International Airport to Siem Reap BusSvay to Siem Reap BusKratie to Siem Reap BusPursat to Siem Reap BusBavet to Siem Reap BusKoh Rong to Siem Reap BusKoh Rong Sanloem to Siem Reap BusBanteay Ampel to Siem Reap BusKiên Giang to Siem Reap BusAngk Ta Saom to Siem Reap BusTram Knar to Siem Reap BusTân Sơn Nhất to Siem Reap BusChhuk to Siem Reap BusKandal to Siem Reap BusMongkol Borei(BMC) to Siem Reap BusKoh Rong (4K Beach Port) to Siem Reap BusRatanakiri to Siem Reap BusNuoc ngoai to Siem Reap BusKampong Speu to Siem Reap BusPreahNetr Preah (BMC) to Siem Reap BusRatanakiri (Bar Kev) to Siem Reap BusChampasak to Siem Reap BusVĩnh Thuận to Siem Reap BusChhlong to Siem Reap BusThành phố Hồ Chí Minh to Siem Reap BusSân bay Tân Sơn Nhất to Siem Reap BusSoon Noeng to Siem Reap BusRousse to Siem Reap BusSkun to Siem Reap BusThmor Pouk to Siem Reap BusThma Koul to Siem Reap BusPrek Chak Hatien Border to Siem Reap BusMoung Ruessei to Siem Reap BusSoung to Siem Reap BusSvay Sisophon to Siem Reap BusKampong Som to Siem Reap Busmore >>
Saly VIP Cambolink21 ExpressLarryta BusE-Booking ExpressVireak Buntham ExpressVET Airbus Express Capitol Tour and TransportRith Mony TransportGiant IbisEVGO Express
Mongkol Borei(BMC) to Siem Reap BusDon Det (Laos) to Siem Reap BusSihanouk Ville to Siem Reap BusPoi Pet to Siem Reap BusKoh Touch to Siem Reap BusSiem Reap Angkor International Airport to Siem Reap BusKoh Rong Sanloem to Siem Reap BusSoon Noeng to Siem Reap BusSkun to Siem Reap BusKandal to Siem Reap BusBattambang to Siem Reap BusSvay to Siem Reap BusPreahNetr Preah (BMC) to Siem Reap BusKep to Siem Reap BusBanteay Meanchey to Siem Reap BusKoh Rong (Long Set Beach) to Siem Reap BusKampot to Siem Reap BusKampong Thom to Siem Reap BusKoh Rong to Siem Reap BusSvay Sisophon to Siem Reap Busmore >>
Pursat to Kampong Chhnang BusRatanakiri to Kampong Cham BusPhnom Penh to Chhlong BusMondulkiri to Memot BusThma Koul to Phnom Penh BusPursat to Svay BusKep to Rạch Giá BusSvay to Koh Rong Sanloem BusSiem Reap to Koh Rong BusPreahNetr Preah (BMC) to Svay BusMongkol Borei(BMC) to Kampong Chhnang BusPhnom Penh to Pailin BusRatanakiri to Stung Treng BusPhnom Penh to PreahNetr Preah (BMC) BusSvay Sisophon to Battambang BusStung Treng to Preah Vihear BusHồ Chí Minh to Svay Rieng BusKampong Cham to Chhlong Busmore >>
Kimseng ExpressEkareach ExpressDanh Danh Express Bus Sovan Rithy TransportYellow BusKhainamVutha Seyha ExpressKoh Rong TransportLana ExpressRiya TransportHa Tien Xanh Travel Rith TravelCP ExpressThy Socheata (T.C.T.) ExpressHea Tong TransportSarah Transport SoleReaksmey Siem Reap TransportSarah Transport
Phnom Penh to Siem Reap FerryBattambang to Siem Reap FerryKampong Chhnang to Siem Reap FerryNuoc ngoai to Siem Reap Ferry





















