Cheap flights from Phnom Penh to Bangkok Suvarnabhumi Airport
KTI — BKK
21 Sep — 28 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Phnom Penh Techo Intl to Bangkok Suvarnabhumi are usually found in March or November, booked 74 days in advance, depart on a Wednesday or Saturday and return on a Tuesday
Find flight deals from Phnom Penh to Suvarnabhumi
Discover tips and strategies to find the most affordable flight options for your journey from Phnom Penh (KTI) to Suvarnabhumi (BKK). 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 22 August 2026.
Popular in
May
Cheapest in
March
Average price
£111
Highest demand for flights based on searches. 9% potential increase in price (£8 potential increase over avg. return price).
Best time to book a flight from Phnom Penh to Suvarnabhumi
Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Phnom Penh with our price prediction graph.
KTI-BKK
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 Phnom Penh to Bangkok Suvarnabhumi Airport
Prices
Airlines
How far ahead should I book a flight from Phnom Penh to Bangkok Suvarnabhumi Airport?
The price you pay for your flight from Phnom Penh to Bangkok Suvarnabhumi Airport may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Phnom Penh to Bangkok Suvarnabhumi Airport?
Currently, March is the cheapest month in which you can book a flight from Phnom Penh to Bangkok Suvarnabhumi Airport (average of £91). Flying from Phnom Penh to Bangkok Suvarnabhumi Airport in May is currently the most expensive (average of £131). 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 KTI to BKK?
Find hourly flight availability from Phnom Penh to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 August 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 89% on flights from Phnom Penh to Bangkok Suvarnabhumi Airport by exploring options for tickets at midday.
Weekly flight availability from Phnom Penh to Bangkok Suvarnabhumi Airport
Explore weekly flight availability from Phnom Penh to Suvarnabhumi. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 August 2026.
The most flights from KTI to BKK are scheduled on a Monday (24 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (23 on average).
Reviews of airlines servicing Suvarnabhumi
Get insights into the airlines that provide service to Suvarnabhumi. 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 Suvarnabhumi. Reviews last updated 22 August 2026.
Check out reviews from past customers who have flown with Thai AirAsia and Thai Vietjet Air from Phnom Penh to Bangkok Suvarnabhumi Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Upon check in they wanted to charge me extra for extra 1 kilo Poor challenge. You advertise to get people on your airline then you challenge them Wrong move
Upon check in they wanted to charge me extra for extra 1 kilo Poor challenge. You advertise to get people on your airline then you challenge them Wrong move
Upon check in they wanted to charge me extra for extra 1 kilo Poor challenge. You advertise to get people on your airline then you challenge them Wrong move
Related info for your journey
Find useful and relevant information for your journey from Phnom Penh to Suvarnabhumi. 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 from for flights from Phnom Penh to Bangkok Suvarnabhumi?
If you book a flight to Bangkok Suvarnabhumi from Phnom Penh, you will be flying from Techo Intl, which is the city’s only airport. Phnom Penh Techo Intl (KTI) is located 14.1 mi from the center of Phnom Penh. There are 23 flights from Techo Intl to Bangkok Suvarnabhumi per day from 4 different airlines.
What are the cheapest airlines flying from Phnom Penh to Bangkok Suvarnabhumi Airport round-trip?
Our cheapest airline available from Phnom Penh to Bangkok Suvarnabhumi Airport is Thai AirAsia. Our recent data shows that you can find tickets from as low as £61 on this airline. Additional options worth looking into are Thai Vietjet Air and Cambodia Airways, starting at £78 and £84 round-trip. You may be able to fly from Phnom Penh to Bangkok Suvarnabhumi Airport for 43% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Phnom Penh to Bangkok Suvarnabhumi Airport one-way?
To fly one-way, consider booking your trip with Thai Vietjet Air, which is currently one of the cheapest options available, starting at £45. Cambodia Airways flights start at £47 while deals on Thai AirAsia start at £48 one-way.
What are the most reliable airlines from Phnom Penh to Bangkok Suvarnabhumi Airport?
No one likes to see their flight delayed. When booking a flight from Phnom Penh to Bangkok Suvarnabhumi Airport consider choosing Thai Vietjet Air (95%), Cambodia Airways (84%) or Turkish Airlines (81%) as they are the most reliable in getting you off to your destination on time.
Can I find deals for flights from Phnom Penh to Suvarnabhumi that include hotel bookings?
Yes. In addition to deals on Phnom Penh to Suvarnabhumi flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Phnom Penh to Suvarnabhumi?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phnom Penh to Suvarnabhumi.
Can I find deals for business class flights from Phnom Penh to Suvarnabhumi?
Yes. Cheapflights offers flight deals from Phnom Penh to Suvarnabhumi 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 Phnom Penh to Bangkok Suvarnabhumi Airport?
Currently, March is the cheapest month in which you can book a flight from Phnom Penh to Bangkok Suvarnabhumi Airport (average of £91). Flying from Phnom Penh to Bangkok Suvarnabhumi Airport in May is currently the most expensive (average of £131). 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.
Travelling to a place near Bangkok Suvarnabhumi Airport?
Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Cha-am
Kanchanaburi
Pak Chong
Chonburi
Ko Samet
Ayutthaya
Sattahip
Ko Lan
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Airlines
Alternative routes
Complete your trip
Direct flights to Thailand
Flights by cabin class
Other flight options
Popular flights
Suvarnabhumi flight routes
Fly from Phnom Penh to Suvarnabhumi on these airlines
Choose from the following airlines for your flight from Phnom Penh to Suvarnabhumi. Flights are based on user searches made on Cheapflights and were last updated on 22 August 2026.
Explore flights to Suvarnabhumi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 22 August 2026.
Top 4 airlines flying from Phnom Penh to Suvarnabhumi
Discover the top 4 airlines that operate flights from Phnom Penh to Suvarnabhumi. 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 7,457,451 searches. Data last updated 22 August 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Phnom Penh to Suvarnabhumi?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Phnom Penh to Suvarnabhumi. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Phnom Penh to Suvarnabhumi?
Cheapflights simply makes it quick and affordable to book flights from Phnom Penh to Suvarnabhumi by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Phnom Penh to Suvarnabhumi with no change fees?
Certainly. Search results for flights to Suvarnabhumi from Phnom Penh shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Phnom Penh to Suvarnabhumi become cheaper?
Of course! You can now track prices for flights from Phnom Penh to Suvarnabhumi and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.