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Last updated : 06/03/2026

From USD 12.00
| Cheapest Bus Tickets | USD 12.00 |
|---|---|
| Avg. Bus Duration | 4 hrs 30 mins |
| First Bus & Last Bus | 06:15 & 23:00 |
| Daily Bus Services | 7 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 Phnom Penh to Keo Seima 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 Phnom Penh to Keo Seima 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 Phnom Penh to Keo Seima bus route are:
For Phnom Penh to Keo Seima, the bus ticket price starts at USD 12. You can also take advantage of a few redBus discounts and promotions.
redBus Cambodia PAYDAY SALE is here! Use Code "BOEUKLUY10" and get $3 off + $7 cashback on all buses (except for selected bus operators). Hurry, offer valid till 4th March 2026.
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 Phnom Penh to Keo Seima ! You want to go the other way? check all offers from Keo Seima to Phnom Penh
The current discounts available in the Phnom Penh to Keo Seima 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 Keo Seima from Phnom Penh via bus is 4
The bus ticket price from Phnom Penh to Keo Seima starts at USD 12.
There are a total of 1 bus services from Phnom Penh to Keo Seima.
Phnom Penh to Siem Reap BusPhnom Penh to Kampot BusPhnom Penh to Sihanouk Ville BusPhnom Penh to Battambang BusPhnom Penh to Hồ Chí Minh BusPhnom Penh to Poi Pet BusPhnom Penh to Kampong Cham BusPhnom Penh to Mondulkiri BusPhnom Penh to Kep BusPhnom Penh to Kampong Thom BusPhnom Penh to Pursat BusPhnom Penh to Svay BusPhnom Penh to Bavet BusPhnom Penh to Ratanakiri BusPhnom Penh to Banteay Meanchey BusPhnom Penh to Koh Kong BusPhnom Penh to Kratie BusPhnom Penh to Stung Treng BusPhnom Penh to Kampong Chhnang BusPhnom Penh to Suong BusPhnom Penh to Sampov Loun BusPhnom Penh to Kouk Mon BusPhnom Penh to Kralanh BusPhnom Penh to Srae Ambel BusPhnom Penh to Bangkok BusPhnom Penh to Opongmorn BusPhnom Penh to Memot BusPhnom Penh to Samrong BusPhnom Penh to Srei Snom BusPhnom Penh to Don Khone (Laos) BusPhnom Penh to Vientiane (Laos) BusPhnom Penh to Kampong Som BusPhnom Penh to Anlong Veng BusPhnom Penh to Svay Rieng BusPhnom Penh to Rạch Giá BusAndoung Tuek to Phnom Penh BusPhnom Penh to Nakasong (Laos) BusPhnom Penh to Tbong Khmum BusPhnom Penh to Koh Nhaek BusPhnom Penh to Pichda BusPhnom Penh to Preahnet Preah BusPhnom Penh to Dara Sakor BusPhnom Penh to Andoung Tuek BusPhnom Penh to Vang Vieng BusPhnom Penh to Svay Chek BusPhnom Penh to Pattaya BusPhnom Penh to Koh M pai Bei BusPhnom Penh to Preah Vihear BusPhnom Penh to Sra Aem BusPhnom Penh to Rayong Busmore >>
Kampong Cham to Keo Seima BusKoh Nhaek to Keo Seima BusKouk Mon to Keo Seima BusPichda to Keo Seima BusSvay Antor to Keo Seima BusMemot to Keo Seima BusSkun to Keo Seima BusNuoc ngoai to Keo Seima BusOyadav(Ratanakiri) to Keo Seima BusLumphat to Keo Seima BusRatanakiri to Keo Seima Busmore >>
Vireak Buntham ExpressKimseng ExpressSaly VIP VET Airbus Express E-Booking ExpressCambolink21 ExpressLarryta BusCapitol Tour and TransportRith Mony TransportEkareach Express
Phnom Penh to Malai BusPhnom Penh to Koh M pai Bei BusPhnom Penh to Kep BusPhnom Penh to Koh Kong BusPhnom Penh to Poi Pet BusPhnom Penh to Siem Reap BusPhnom Penh to Kampong Thom BusPhnom Penh to Banteay Meanchey BusPhnom Penh to Koh Rong (Long Set Beach) BusPhnom Penh to Svay Rieng BusPhnom Penh to Preah Vihear BusPhnom Penh to Stung Treng BusPhnom Penh to Chhlong BusPhnom Penh to Kampong Cham BusPhnom Penh to Pursat BusPhnom Penh to Koh Rong Sanloem BusPhnom Penh to Svay BusPhnom Penh to Kabin BusPhnom Penh to Snoul BusPhnom Penh to Koh Rong Busmore >>
Svay to Koh Rong Sanloem BusKampong Thom to Phnom Penh BusPoi Pet to Koh Rong Sanloem BusSkun to Chhlong BusBattambang to Phnom Penh BusPhnom Penh to Svay Sisophon BusSvay Rieng to Bavet BusKampot to Hồ Chí Minh BusSvay to Siem Reap BusBattambang to Mongkol Borei(BMC) BusMondulkiri to Phnom Penh BusKep to Koh Rong BusPreah Vihear to Skun BusSkun to Phnom Penh BusSiem Reap to Banteay Meanchey BusKampot to Siem Reap BusBattambang to Kampong Chhnang BusKampong Chhnang to Svay Sisophon BusSuong to Kratie Busmore >>
Vutha Seyha ExpressEVGO ExpressKoh Rong TransportGo Ho TravelYellow BusBe Nice TourismSRL TransportationRith TravelHa Tien Xanh Travel CP ExpressRiya TransportSomnang Hongsing ExpressThy Socheata (T.C.T.) ExpressKhorn Rado VIP ExpressSarah Transport SoleRithiya ExpressReaksmey Siem Reap TransportRatanak Sambath Transport & TradingLy Linda ExpressKampot Transports
Phnom Penh to Siem Reap FerryPhnom Penh to Kampong Chhnang FerryPhnom Penh to Châu Đốc Ferry






















