40 Million
Global customers
5000+
Active bus operators
200000+
Daily bookings
18 Years of experience you can trust
Cambodia’s Most Trusted Bus Booking Platform
Last updated : 16/12/2025

From USD 12.00
| Cheapest Bus Tickets | USD 12.00 |
|---|---|
| Avg. Bus Duration | |
| 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
Found a lower price? We’ll match it.
Pick your perfect seat
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.
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 Koh Kong BusPhnom Penh to Mondulkiri BusPhnom Penh to Pursat BusPhnom Penh to Bavet BusPhnom Penh to Kep BusPhnom Penh to Ratanakiri BusPhnom Penh to Svay BusPhnom Penh to Kampong Thom BusPhnom Penh to Koh Sdach BusPhnom Penh to Stung Treng BusPhnom Penh to Banteay Meanchey BusPhnom Penh to Kratie BusPhnom Penh to Svay Rieng Busmore >>
Memot to Keo Seima BusKouk Mon to Keo Seima BusPichda to Keo Seima BusKampong Cham to Keo Seima BusKoh Nhaek to Keo Seima BusSvay Antor to Keo Seima BusLumphat to Keo Seima BusOyadav(Ratanakiri) to Keo Seima BusSkun to Keo Seima BusNuoc ngoai to Keo Seima BusRatanakiri to Keo Seima Busmore >>
Vireak Buntham ExpressSaly VIP Kimseng ExpressLarryta BusE-Booking ExpressVET Airbus Express Cambolink21 ExpressCapitol Tour and TransportRith Mony TransportGiant Ibis
Phnom Penh to Don Khone (Laos) BusPhnom Penh to Trat BusPhnom Penh to Kampong Thom BusPhnom Penh to Memot BusPhnom Penh to Koh Rong (Long Set Beach) BusPhnom Penh to Veal Renh BusPhnom Penh to Sra Aem BusPhnom Penh to Koh Chang BusPhnom Penh to Svay Chek BusPhnom Penh to Chhlong BusPhnom Penh to Malai BusPhnom Penh to Svay BusPhnom Penh to Kratie BusPhnom Penh to Kirirom BusPhnom Penh to Vientiane (Laos) BusPhnom Penh to Vientiane (Laos) BusPhnom Penh to Bavet BusPhnom Penh to Banteay Chhmar BusPhnom Penh to Chhuk BusPhnom Penh to Battambang Busmore >>
Lumphat to Keo Seima BusOyadav(Ratanakiri) to Keo Seima BusSkun to Keo Seima BusKoh Nhaek to Keo Seima BusSvay Antor to Keo Seima BusKouk Mon to Keo Seima BusMemot to Keo Seima BusKampong Cham to Keo Seima BusRatanakiri to Keo Seima BusPichda to Keo Seima Busmore >>
Tram Knar to Chhuk BusChong Kal to Nuoc ngoai BusBattambang to Svay Rieng BusBangkok to Banteay Meanchey BusKandal to Svay Sisophon BusPrek Chak Hatien Border to Koh Rong BusLumphat to Snoul BusLumphat to Suong BusKoh Rong to Vĩnh Long BusNuoc ngoai to Andoung Tuek BusRatanakiri to Ratanakiri BusNuoc ngoai to Kampong Speu BusKampong Cham to Siem Reap BusSvay Sisophon to Bavet BusPrek Chak-Hatien Border to Bangkok BusSvay to Sài Gòn BusSvay Rieng to Svay Sisophon BusDon Det (Laos) to Kratie BusBattambang to Battambang BusKampong Speu to Koh Kong Busmore >>
KhainamSarah Transport SoleKampot TransportsSarah TransportG.T.F ExpressPacific ExpressRithiya ExpressOlongpich TransportKoun Khmer VIPKimseng ExpressAirbusSima ExpressVirak Rithy TransportTravel MartThy Socheata (T.C.T.) ExpressHea Tong TransportThai Duong LimousineSakura BusBe Nice TourismRa Express VIPmore >>





















