Phnom Penh to Siem Reap

45 min - 6 hours

400-3,000 THB

2 options

Combo

Last verified: April 2026

Connecting Cambodia's capital to Angkor Wat. Fly in 45 minutes, or take the bus through the Cambodian countryside (6 hours). The road has improved dramatically in recent years.

Our recommendation

Fly if time is short. The bus is comfortable and scenic through the Cambodian countryside — and very cheap.

Transport options

Domestic Flight

Fastest

45 minutes

1,500-3,000 THB

3-5 daily

flight

Very fast
Skip the long drive

Expensive for Cambodia
Airport transfers add time

How to do it

1Fly from Phnom Penh Airport to Siem Reap (45 min)
2Tuk-tuk to hotel ($5-8)

Express Bus (Giant Ibis)

Best Option

5-6 hours

400-800 THB

Multiple daily

bus

Very cheap
Comfortable (Giant Ibis has wifi, clean buses)
See the countryside
Door-to-door

Long journey
Road can be slow after rain

How to do it

1Book Giant Ibis or Mekong Express bus
2Depart from Phnom Penh (morning departures best)
3Bus through Cambodian countryside (5-6 hrs)
4Arrive in Siem Reap city center

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Tips for This Route

•Bus roads have improved dramatically — the journey is now smooth
•Giant Ibis is the best bus company (wifi, clean, reliable)
•Flights are frequent but expensive compared to the bus
•Consider the bus for the countryside experience

Frequently asked questions

Which bus company is best?

Giant Ibis is widely regarded as the best — modern buses, wifi, reliable schedule. Mekong Express is also good.

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