£78 Find Cheap Flights from Bangkok to Siem Reap – Compare and Save

Among airlines operating Bangkok Suvarnabhumi Airport to Siem Reap flights:

• Bangkok Airways: offers free seat selection
• Emirates: offers extra legroom; offers free seat selection
• Cambodia Airways: offers free seat selection
• Thai Airways: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

4 airlines operate flights between Bangkok Suvarnabhumi Airport and Siem Reap. The airlines offering direct flights on this route include:

• Bangkok Airways
• Cambodia Airways
• Thai Airways
• Emirates

Flights from Bangkok Suvarnabhumi Airport to Siem Reap usually depart from Bangkok Suvarnabhumi (BKK) and arrive at Siem Reap–Angkor Intl (SAI).

Here are some options for this route, based on selected ticket types and cabin classes:

• Bangkok Airways: a cabin bag and a checked bag in Economy class
• Emirates: a cabin bag and a checked bag in Economy class
• Cambodia Airways: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

On this route, direct and stopover fares are close on average, with direct at £173 return and stopover options via Phnom Penh Techo Intl (KTI) at £173.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £8–£55 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

Most connecting flights from Bangkok Suvarnabhumi Airport to Siem Reap pass through Phnom Penh Techo Intl (KTI), which handles 100% of one-stop traffic on this route. Other stopover airports each see under 5%.

Yes. Being flexible with your travel dates can save you up to 19% on the Bangkok Suvarnabhumi Airport to Siem Reap route. Tuesday is the cheapest departure day at £159 return on average, while Friday is the most expensive at £194, a difference of £35. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Bangkok Suvarnabhumi Airport to Siem Reap route, 10% of flights were delayed in the past 3 months, with delays averaging 1 hour 27 minutes.

Morning is the busiest departure period on Bangkok Suvarnabhumi Airport to Siem Reap flights, with 50% leaving in that window. Evening departures account for 50%, Afternoon flights for 0%, and Night flights for 0%.

Some of the most popular sights in Siem Reap are Pub Street and Angkor National Museum. These are among the most viewed places in Siem Reap on KAYAK.

These are the earliest and latest flight times available from Bangkok Suvarnabhumi Airport to Siem Reap:

• Earliest: departs at 07:40 and lands at 09:00
• Latest: departs at 20:10 and lands at 21:30.

The flight takes about 1h 20m.

Last-minute fares on this route (booked within 2 weeks of departure) run 7% above the route average of £173. Book 9 weeks before departure for the lowest fares.

A direct flight from Bangkok Suvarnabhumi Airport to Siem Reap takes 1h 20m, covering 234 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £155 to £663. That means the highest observed fare was about 4x higher than the lowest one.

One-way fares from Bangkok Suvarnabhumi Airport to Siem Reap are currently lower than usual. Average one-way flight prices are about £82, which is 11% below the typical average for this route.

Thai Airways is slightly above the route average for timely arrivals, while Emirates has a lower on-time arrival rate. On-time arrival rates on Bangkok Suvarnabhumi Airport to Siem Reap flights are:

• Thai Airways: 95% on time
• Emirates: 94% on time
• Bangkok Airways: 89% on time

On average, flights on this route are punctual 90% of the time.

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Return flights from Bangkok Suvarnabhumi Airport to Siem Reap range from £155 to £210, with an average of £173 over the past 12 months. Anything below £155 counts as a good deal.