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Cheap flights from Bangkok Suvarnabhumi Airport to Phnom Penh from £1,032

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — PNH
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Phnom Penh Pochentong are usually found in June or August, booked 65 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Suvarnabhumi to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Suvarnabhumi (BKK) to Phnom Penh (PNH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 September 2025.

Round-trip from

£1,032

Popular in

January

Cheapest in

June

Average price

£104

Good round-trip deal

£85 or less

Good one-way deal

£34 or less
2/10-30/10
  • 2/10-30/10
  • 5 total stops
  • 63h 15m total
  • Bangkok to Phnom Penh
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Highest demand for flights based on searches. 6% potential increase in price (£5 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£1 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Bangkok Suvarnabhumi to Phnom Penh Pochentong.
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Price to beat on a one-way flight from Bangkok Suvarnabhumi to Phnom Penh Pochentong.
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Find flight deals from Suvarnabhumi to Phnom Penh

Cheapest flights from Suvarnabhumi to Phnom Penh
Explore the most affordable flight options available from Suvarnabhumi to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Thu 2/1019:50BKK - PNH
2 stops35h 05mMultiple Airlines
Thu 30/1007:55PNH - BKK
3 stops28h 10mMultiple Airlines
Deal found 15/9£1,032
Mon 13/1012:20BKK - PNH
2 stops18h 35mMultiple Airlines
Mon 20/1008:30PNH - BKK
3 stops23h 20mMultiple Airlines
Deal found 15/9£1,032
Thu 30/1018:40BKK - PNH
3 stops47h 45mMultiple Airlines
Thu 6/1119:50PNH - BKK
3 stops40h 45mMultiple Airlines
Deal found 15/9£1,039

Cheapflights Fare Finder

 
Customise your flight search to find flights from Suvarnabhumi to Phnom Penh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Phnom Penh that are best for you.

Fly from

Suvarnabhumi

Fly to

Phnom Penh

Route

Depart

Return

Price

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Thu 2/10

11:05-06:55

3 stops43h 50m

Phnom Penh Pochentong

Thu 30/10

07:55-12:05

3 stops28h 10m

£1,034

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Thu 30/10

18:40-18:25

3 stops47h 45m

Phnom Penh Pochentong

Thu 6/11

19:50-12:35

3 stops40h 45m

£1,039

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Mon 13/10

05:45-06:55

3 stops25h 10m

Phnom Penh Pochentong

Mon 20/10

08:30-07:50

3 stops23h 20m

£1,098

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Mon 3/11

02:55-18:25

1 stop15h 30m

Phnom Penh Pochentong

Fri 7/11

07:55-23:20

1 stop15h 25m

£3,372

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Sun 2/11

02:55-06:30

1 stop27h 35m

Phnom Penh Pochentong

Fri 7/11

07:55-23:20

1 stop15h 25m

£3,385

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Wed 10/12

02:55-06:30

1 stop27h 35m

£1,601

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Wed 26/11

02:55-18:25

1 stop15h 30m

£1,601

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Mon 16/2

02:55-18:25

1 stop15h 30m

£1,604

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Sun 28/12

14:40-06:30

1 stop15h 50m

£1,604

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Wed 28/1

14:40-18:25

1 stop27h 45m

£1,605

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 13 results
1
2

Best time to book a flight from Suvarnabhumi to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Suvarnabhumi with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Bangkok Suvarnabhumi Airport to Phnom Penh

How far ahead should I book a flight from Bangkok Suvarnabhumi Airport to Phnom Penh?

Use this chart to determine the optimal time to book a return flight from Suvarnabhumi to Phnom Penh. Price data was last updated on 12 September 2025.

To ensure you get the cheapest price possible for a flight from Bangkok Suvarnabhumi Airport to Phnom Penh, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to Phnom Penh?

Currently, September is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Phnom Penh (average of £689). Flying from Bangkok Suvarnabhumi Airport to Phnom Penh in July is currently the most expensive (average of £1,232). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BKK to PNH?

Find hourly flight availability from Suvarnabhumi to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

A simple way to save on the total cost of your ticket is to fly from Bangkok Suvarnabhumi Airport to Phnom Penh in the evening. If you’re flexible enough to do this you can expect to save up to 46% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Bangkok Suvarnabhumi Airport to Phnom Penh?

Use this chart to determine the cheapest time to fly return from Suvarnabhumi to Phnom Penh. Price data was last updated on 14 September 2025.

Travellers seeking maximum savings on their Bangkok Suvarnabhumi Airport to Phnom Penh flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phnom Penh. Reviews last updated 17 September 2025.
Read through reviews of airlines operating flights from Bangkok Suvarnabhumi Airport to Phnom Penh, such as Bangkok Airways, Thai AirAsia, andThai Vietjet Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Bangkok Airways
8.0
Very Good
113 reviews
Check prices

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.0

Overall

8.0

Entertainment

6.2

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Bangkok Airways
8.0
Very Good
113 reviews
Bangkok Airways
8.0
Very Good
113 reviews
Check prices

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.0

Overall

8.0

Entertainment

6.2

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Thai AirAsia
7.5
Good
216 reviews
Bangkok Airways
8.0
Very Good
113 reviews
Check prices

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.0

Overall

8.0

Entertainment

6.2

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Thai Vietjet Air
6.8
Okay
107 reviews
Bangkok Airways
8.0
Very Good
113 reviews
Check prices

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.0

Overall

8.0

Entertainment

6.2

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Sky Angkor
5.0
Fair
Bangkok Airways
8.0
Very Good
113 reviews
Check prices

Comfort

7.9

Food

7.2

Crew

8.5

Boarding

8.0

Overall

8.0

Entertainment

6.2

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

Related info for your journey

Find useful and relevant information for your journey from Suvarnabhumi to Phnom Penh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Phnom Penh from Bangkok Suvarnabhumi?

    Phnom Penh Pochentong (PNH), located 5.0 mi from the city center, is the airport you fly into when you book flights from Bangkok Suvarnabhumi to Phnom Penh. 5 airlines have flights to Pochentong from Bangkok Suvarnabhumi on a regular basis. Booking flights from Bangkok Suvarnabhumi to Phnom Penh Pochentong should not be difficult; the airport handles an average of 0 inbound flights from Bangkok Suvarnabhumi per day.

  • What are the cheapest airlines flying from Bangkok Suvarnabhumi Airport to Phnom Penh round-trip?

    Cheapflights users have booked flights from Bangkok Suvarnabhumi Airport to Phnom Penh round-trip from £74. Other airlines that can offer you cheap pricing are Cambodia Angkor Air, from £77, and Thai AirAsia, from £78. Thai Vietjet Air is 25% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Bangkok Suvarnabhumi Airport to Phnom Penh?

    The top 3 most reliable airlines when flying from Bangkok Suvarnabhumi Airport to Phnom Penh are Etihad Airways (95%), Finnair (95%) and Cambodia Airways (90%).

  • What are the cheapest flights from Bangkok Suvarnabhumi Airport to Phnom Penh?

    Looking at all options, your cheapest flight can be booked for £33. While the most popular route (Bangkok Suvarnabhumi - Phnom Penh Pochentong) can be booked for £326 on average, our data indicates £67 when flying from Bangkok Suvarnabhumi Airport to Phnom Penh.

  • Can I find deals for flights from Suvarnabhumi to Phnom Penh that include hotel bookings?

    Yes. In addition to deals on Suvarnabhumi to Phnom Penh flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Suvarnabhumi to Phnom Penh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Suvarnabhumi to Phnom Penh.

  • Can I find deals for business class flights from Suvarnabhumi to Phnom Penh?

    Yes. Cheapflights offers flight deals from Suvarnabhumi to Phnom Penh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to Phnom Penh?

    Currently, September is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Phnom Penh (average of £689). Flying from Bangkok Suvarnabhumi Airport to Phnom Penh in July is currently the most expensive (average of £1,232). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Complete your trip to Phnom Penh by adding a car hire and/or hotel booking to your travel itinerary.
Phnom Penh car hire
Phnom Penh Pochentong Airport car hire

Top 5 airlines flying from Suvarnabhumi to Phnom Penh

Discover the top 5 airlines that operate flights from Suvarnabhumi to Phnom Penh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai Vietjet AirCheapest£74Average£99FlexibilityNo cancel feeOn-timeN/A
Search Thai Vietjet Air flights
Cambodia Angkor AirCheapest£77Average£91FlexibilityNo cancel feeOn-timeN/A
Search Cambodia Angkor Air flights
Thai AirAsiaCheapest£78Average£91FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Sky AngkorCheapest£98Average£126FlexibilityNo cancel feeOn-timeN/A
Search Sky Angkor flights
Bangkok AirwaysCheapest£133Average£143FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Suvarnabhumi to Phnom Penh?

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Why should you use Cheapflights to find cheap flight tickets from Suvarnabhumi to Phnom Penh?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Suvarnabhumi to Phnom Penh for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Suvarnabhumi to Phnom Penh with no change fees?

Yes! Cheapflights helps users easily find flights from Suvarnabhumi to Phnom Penh with no change fees.

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