There are 7 ways to get from Cardiff to Siem Reap by plane, bus, or train
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly Cardiff Airport to Siem Reap, bus
best- Fly from Cardiff Airport (CWL) to Siem Reap (SAI)plane CWL - SAI
- Take the bus from Siem Reap Airport to Siem Reap Townbus
21h 55m$566–1,521Train to London Heathrow Airport, fly to Suvarnabhumi Airport, bus
cheapest- Take the train from Cardiff Central to London Paddingtontrain
- Fly from London Heathrow Airport (LHR) to Suvarnabhumi Airport (BKK)plane LHR - BKK
- Take the bus from Bangkok Mochit Bus Terminal to Siem Reapbus
24h 32m$444–1,062Train to Bristol Airport, fly to Siem Reap, bus
- Take the train from Cardiff Central to Bristol Temple Meadstrain
- Fly from Bristol Airport (BRS) to Siem Reap (SAI)plane BRS - SAI
- Take the bus from Siem Reap Airport to Siem Reap Townbus
21h 12m$452–1,158Train to London Heathrow Airport, fly to Siem Reap, bus
- Take the train from Cardiff Central to London Paddingtontrain
- Fly from London Heathrow Airport (LHR) to Siem Reap (SAI)plane LHR - SAI
- Take the bus from Siem Reap Airport to Siem Reap Townbus
20h 19m$589–1,222Train, train to London Gatwick Airport, fly to Siem Reap, bus
- Take the train from Cardiff Central to Readingtrain
- Take the train from Reading to Gatwick Airporttrain
- Fly from London Gatwick Airport (LGW) to Siem Reap (SAI)plane LGW - SAI
- Take the bus from Siem Reap Airport to Siem Reap Townbus
21h 47m$505–1,296Train, train to Exeter, fly to Siem Reap, bus
- Take the train from Cardiff Central to Bristol Temple Meadstrain
- Take the train from Bristol Temple Meads to Exeter St Davidstrain
- Fly from Exeter (EXT) to Siem Reap (SAI)plane EXT - SAI
- Take the bus from Siem Reap Airport to Siem Reap Townbus
26h 29m$827–2,048Train to Birmingham Airport, fly to Siem Reap, bus
- Take the train from Cardiff Central to Birmingham New Streettrain
- Fly from Birmingham Airport (BHX) to Siem Reap (SAI)plane BHX - SAI
- Take the bus from Siem Reap Airport to Siem Reap Townbus
23h 53m$641–1,531
Cardiff Airport (CWL) to Siem Reap (SAI) flights
Questions & Answers
The cheapest way to get from Cardiff to Siem Reap is to train and fly and bus which costs $440 - $1,100 and takes 24h 32m.
The fastest way to get from Cardiff to Siem Reap is to train and fly and bus which takes 20h 19m and costs $550 - $1,300.
The distance between Cardiff and Siem Reap is 10090 km.
It takes approximately 21h 55m to get from Cardiff to Siem Reap, including transfers.
Siem Reap is 6h ahead of Cardiff. It is currently 9:34 PM in Cardiff and 3:34 AM in Siem Reap.
There are 699+ hotels available in Siem Reap.
What companies run services between Cardiff, Wales and Siem Reap, Cambodia?
There is no direct connection from Cardiff to Siem Reap. However, you can take the train to Barry, walk to Barry Hotel, take the line 304 bus to Cardiff Airport, walk to Cardiff Airport (CWL) airport, fly to Siem Reap (SAI), walk to Siem Reap Airport, then take the bus to Siem Reap Town. Alternatively, you can take the train to Bristol Temple Meads, walk to Temple Meads Stn, take the bus to Public Transport Interchange, walk to Bristol Airport (BRS) airport, fly to Siem Reap (SAI), walk to Siem Reap Airport, then take the bus to Siem Reap Town.
- Website
- thaiairways.com
Flights from Cardiff Airport to Siem Reap via Amsterdam Schiphol, Suvarnabhumi Airport
- Ave. Duration
- 18h 20m
- When
- Every day
- Estimated price
- $600–1,700
Flights from Bristol Airport to Siem Reap via Amsterdam Schiphol, Suvarnabhumi Airport
- Ave. Duration
- 17h 40m
- When
- Every day
- Estimated price
- $480–1,300
Flights from Bristol Airport to Siem Reap via Vienna, Suvarnabhumi Airport
- Ave. Duration
- 19h 55m
- When
- Friday
- Estimated price
- $480–1,200
Flights from Bristol Airport to Siem Reap via Munich, Suvarnabhumi Airport
- Ave. Duration
- 20h
- When
- Monday, Wednesday, Friday, and Sunday
- Estimated price
- $500–1,300
Flights from London Heathrow Airport to Siem Reap via Suvarnabhumi Airport
- Ave. Duration
- 14h 47m
- When
- Every day
- Estimated price
- $550–1,600
Flights from London Gatwick Airport to Siem Reap via Suvarnabhumi Airport
- Ave. Duration
- 19h 35m
- When
- Sunday
- Estimated price
- $400–1,100
Flights from London Gatwick Airport to Siem Reap via Islamabad, Suvarnabhumi Airport
- Ave. Duration
- 16h 15m
- When
- Monday, Wednesday, and Friday
- Estimated price
- $390–1,600
Flights from Exeter to Siem Reap via Amsterdam Schiphol, Suvarnabhumi Airport
- Ave. Duration
- 26h 35m
- When
- Every day
- Estimated price
- $750–2,000
Flights from Birmingham Airport to Siem Reap via Copenhagen, Suvarnabhumi Airport
- Ave. Duration
- 18h 15m
- When
- Thursday
- Estimated price
- $550–1,400
Flights from Birmingham Airport to Siem Reap via Stockholm, Suvarnabhumi Airport
- Ave. Duration
- 20h 45m
- When
- Monday, Friday, and Saturday
- Estimated price
- $550–1,400
Flights from London Heathrow Airport to Suvarnabhumi Airport
- Ave. Duration
- 11h 40m
- When
- Every day
- Estimated price
- $420–1,100
- Website
- vietnamairlines.com
Flights from Cardiff Airport to Siem Reap via Amsterdam Schiphol, Noi Bai International
- Ave. Duration
- 25h 25m
- When
- Tuesday, Thursday, and Saturday
- Estimated price
- $550–1,500
Flights from Bristol Airport to Siem Reap via Amsterdam Schiphol, Noi Bai International
- Ave. Duration
- 24h 25m
- When
- Tuesday and Thursday
- Estimated price
- $420–1,100
Flights from London Heathrow Airport to Siem Reap via Noi Bai International
- Ave. Duration
- 16h 15m
- When
- Monday, Wednesday, and Sunday
- Estimated price
- $500–1,400
Flights from London Heathrow Airport to Siem Reap via Tan Son Nhat
- Ave. Duration
- 17h 25m
- When
- Tuesday and Thursday
- Estimated price
- $500–1,500
Flights from London Heathrow Airport to Suvarnabhumi Airport via Noi Bai International
- Ave. Duration
- 18h 40m
- When
- Monday, Wednesday, and Sunday
- Estimated price
- $370–1,000
- Website
- klm.com
Flights from Cardiff Airport to Siem Reap via Amsterdam Schiphol, Suvarnabhumi Airport
- Ave. Duration
- 20h 30m
- When
- Every day
- Estimated price
- $500–1,900
Flights from Bristol Airport to Siem Reap via Amsterdam Schiphol, Suvarnabhumi Airport
- Ave. Duration
- 18h 15m
- When
- Monday, Tuesday, Wednesday, Thursday, Friday, and Sunday
- Estimated price
- $400–1,400
Flights from London Gatwick Airport to Siem Reap via Suvarnabhumi Airport
- Ave. Duration
- 19h 35m
- When
- Sunday
- Estimated price
- $400–1,100
Flights from Exeter to Siem Reap via Amsterdam Schiphol, Suvarnabhumi Airport
- Ave. Duration
- 37h
- When
- Every day
- Estimated price
- $600–2,200
- Website
- britishairways.com
Flights from London Gatwick Airport to Siem Reap via Suvarnabhumi Airport
- Ave. Duration
- 17h 7m
- When
- Tuesday, Thursday, Saturday, and Sunday
- Estimated price
- $390–1,600
Flights from Birmingham Airport to Siem Reap via Doha, Suvarnabhumi Airport
- Ave. Duration
- 21h 45m
- When
- Monday, Wednesday, Friday, and Sunday
- Estimated price
- $480–1,400
- Website
- singaporeair.com
Flights from London Gatwick Airport to Siem Reap via Singapore Changi
- Ave. Duration
- 20h 33m
- When
- Every day
- Estimated price
- $500–3,700
- Website
- qatarairways.com
Flights from London Gatwick Airport to Siem Reap via Suvarnabhumi Airport
- Ave. Duration
- 19h 35m
- When
- Sunday
- Estimated price
- $400–1,100
Flights from Birmingham Airport to Siem Reap via Doha, Suvarnabhumi Airport
- Ave. Duration
- 20h 17m
- When
- Every day
- Estimated price
- $480–1,400
- Website
- katmaiair.com
Flights from London Heathrow Airport to Siem Reap via Kuala Lumpur
- Ave. Duration
- 16h 15m
- When
- Tuesday, Thursday, Saturday, and Sunday
- Estimated price
- $600–2,100
Flights from Exeter to Siem Reap via Amsterdam Schiphol, Kuala Lumpur
- Ave. Duration
- 34h
- When
- Monday, Wednesday, Friday, and Saturday
- Estimated price
- $750–2,600
- Website
- evaair.com
Flights from London Heathrow Airport to Suvarnabhumi Airport
- Ave. Duration
- 11h 45m
- When
- Every day
- Estimated price
- $420–1,100
- Website
- vietjetair.com
Flights from London Heathrow Airport to Siem Reap via Noi Bai International
- Ave. Duration
- 17h 10m
- When
- Monday, Wednesday, and Sunday
- Estimated price
- $500–1,400
- Website
- bangkokair.com
Flights from London Gatwick Airport to Siem Reap via Suvarnabhumi Airport
- Ave. Duration
- 19h 35m
- When
- Sunday
- Estimated price
- $400–1,100
- Website
- emirates.com
Flights from Birmingham Airport to Siem Reap via Dubai, Suvarnabhumi Airport
- Ave. Duration
- 17h 45m
- When
- Monday, Wednesday, and Friday
- Estimated price
- $500–1,500
- Website
- biman-airlines.com
Flights from London Heathrow Airport to Suvarnabhumi Airport via Dhaka
- Ave. Duration
- 13h 20m
- When
- Thursday
- Estimated price
- $460–1,200
- Phone
- +44 (0)345 7000 125
- [email protected]
- Website
- gwr.com
Train from Cardiff Central to Bristol Temple Meads
- Ave. Duration
- 48 min
- Frequency
- Hourly
- Estimated price
- $23–45
- Website
- https://www.gwr.com/
Train from Cardiff Central to London Paddington
- Ave. Duration
- 1h 54m
- Frequency
- Hourly
- Estimated price
- $85–170
- Website
- https://www.gwr.com/
Train from Cardiff Central to Reading
- Ave. Duration
- 1h 25m
- Frequency
- Hourly
- Estimated price
- $65–130
- Website
- https://www.gwr.com/
Train from Reading to Gatwick Airport
- Ave. Duration
- 1h 31m
- Frequency
- Hourly
- Estimated price
- $30–60
- Website
- https://www.gwr.com/
Train from Cardiff Central to Bristol Temple Meads
- Ave. Duration
- 48 min
- Frequency
- Hourly
- Estimated price
- $23–45
- Website
- https://www.gwr.com/
Train from Bristol Temple Meads to Exeter St Davids
- Ave. Duration
- 1h 36m
- Frequency
- Hourly
- Estimated price
- $45–90
- Website
- https://www.gwr.com/
Train from Cardiff Central to London Paddington
- Ave. Duration
- 1h 54m
- Frequency
- Hourly
- Estimated price
- $85–170
- Website
- https://www.gwr.com/
- Phone
- 03333 211 202
- Website
- tfw.wales
Train from Cardiff Central to Bristol Temple Meads
- Ave. Duration
- 57 min
- Frequency
- Every 4 hours
- Estimated price
- $20–35
- Website
- https://tfw.wales/
Train from Cardiff Central to Bristol Temple Meads
- Ave. Duration
- 57 min
- Frequency
- Every 4 hours
- Estimated price
- $20–35
- Website
- https://tfw.wales/
- Phone
- +44 3447 369 123
- [email protected]
- Website
- crosscountrytrains.co.uk
Train from Cardiff Central to Bristol Temple Meads
- Ave. Duration
- 49 min
- Frequency
- Once a week
- Estimated price
- $28–40
- Website
- https://www.crosscountrytrains.co.uk/
Train from Cardiff Central to Bristol Temple Meads
- Ave. Duration
- 49 min
- Frequency
- Once a week
- Estimated price
- $28–40
- Website
- https://www.crosscountrytrains.co.uk/
Train from Bristol Temple Meads to Exeter St Davids
- Ave. Duration
- 1h 5m
- Frequency
- Hourly
- Estimated price
- $55–80
- Website
- https://www.crosscountrytrains.co.uk/
Train from Cardiff Central to Birmingham New Street
- Ave. Duration
- 2h
- Frequency
- Hourly
- Estimated price
- $80–120
- Website
- https://www.crosscountrytrains.co.uk/
- Website
- siemreap.net
Bus from Siem Reap Airport to Siem Reap Town
- Ave. Duration
- 50 min
- Frequency
- Every 3 hours
- Estimated price
- $8–10
- Schedules at
- siemreap.net
Bus from Siem Reap Airport to Siem Reap Town
- Ave. Duration
- 50 min
- Frequency
- Every 3 hours
- Estimated price
- $8–10
- Schedules at
- siemreap.net
Bus from Siem Reap Airport to Siem Reap Town
- Ave. Duration
- 50 min
- Frequency
- Every 3 hours
- Estimated price
- $8–10
- Schedules at
- siemreap.net
Bus from Siem Reap Airport to Siem Reap Town
- Ave. Duration
- 50 min
- Frequency
- Every 3 hours
- Estimated price
- $8–10
- Schedules at
- siemreap.net
Bus from Siem Reap Airport to Siem Reap Town
- Ave. Duration
- 50 min
- Frequency
- Every 3 hours
- Estimated price
- $8–10
- Schedules at
- siemreap.net
Bus from Siem Reap Airport to Siem Reap Town
- Ave. Duration
- 50 min
- Frequency
- Every 3 hours
- Estimated price
- $8–10
- Schedules at
- siemreap.net
- Phone
- 1490
- [email protected]
- Website
- tcl99web.transport.co.th
Bus from Bangkok Mochit Bus Terminal to Siem Reap
- Ave. Duration
- 7h
- Frequency
- Twice daily
- Estimated price
- $10–95
- Book at
- https://12go.asia/en/operator/transport-co
- Website
- https://tcl99web.transport.co.th/Home
Want to know more about travelling around Cambodia
Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.
Related travel guides
Travelling to the UK: What do I need to know?
Read the travel guide
Which London airport should I choose?
Read the travel guide
How to get from Heathrow Airport into central London
Read the travel guide

















