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Cheap flights from Bangkok Suvarnabhumi Airport to Phnom Penh from $646

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bangkok Suvarnabhumi Airport to Phnom Penh departing on 20/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Bangkok Suvarnabhumi Airport to Phnom Penh

Cheap return flights

Multiple Airlines Logo
13:05 - 18:25BKK-PNH
29h 20m3 stops
Multiple Airlines Logo
07:55 - 16:10PNH-BKK
32h 15m3 stops
$2,007Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
18:45 - 18:25BKK-PNH
23h 40m2 stops
Multiple Airlines Logo
07:55 - 16:10PNH-BKK
32h 15m3 stops
$2,221Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
18:45 - 18:25BKK-PNH
23h 40m2 stops
Multiple Airlines Logo
07:55 - 06:45PNH-BKK
22h 50m2 stops
$2,416Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov

momondo Fare Finder

 
Customise your flight search to find flights from Bangkok Suvarnabhumi Airport 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, momondo users made 78,305 searches. Data last updated 18 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

Fly to

Route

Depart

Return

Price

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Fri 31/10

13:05-18:25

3 stops29h 20m

Phnom Penh Pochentong

Fri 7/11

07:55-16:10

3 stops32h 15m

$2,007

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Fri 31/10

18:45-18:25

2 stops23h 40m

Phnom Penh Pochentong

Fri 7/11

07:55-16:10

3 stops32h 15m

$2,221

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Fri 31/10

18:45-18:25

2 stops23h 40m

Phnom Penh Pochentong

Fri 7/11

07:55-06:45

2 stops22h 50m

$2,416

BangkokPhnom Penh

BKK - PNH

BKKPNH

Bangkok Suvarnabhumi

Sat 20/12

21:10-08:35

1 stop11h 25m

$646

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Phnom Penh from

How to get the cheapest flight ticket from Bangkok Suvarnabhumi Airport to Phnom Penh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Phnom Penh?

The month of June is, on average, the cheapest month to fly to Phnom Penh from Bangkok Suvarnabhumi Airport, with most prices found around $178. If you don’t want to visit Phnom Penh in June, then you should wait until August to fly from Bangkok Suvarnabhumi Airport, when ticket prices are also cheap, with an average price of $187.

What is the cheapest day to depart on your flight to Phnom Penh?

Our data shows that Saturday is the least expensive day to fly to Phnom Penh. Tickets to fly out on this day can be as low as $175. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $325. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phnom Penh.

What is the cheapest time of day to depart on your flight to Phnom Penh?

Our most recent data shows that the best time of day to fly to Phnom Penh is in the morning. Flights from Bangkok Suvarnabhumi Airport to Phnom Penh during this time can be as low as $180. Flights to Phnom Penh are more costly in the evening, with an average ticket price of $244. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Bangkok Suvarnabhumi to Phnom Penh Pochentong flight route?

Fly from Bangkok Suvarnabhumi to Phnom Penh Pochentong for the best Bangkok Suvarnabhumi - Phnom Penh Pochentong flight prices

How far in advance should I book a flight to Phnom Penh?

You are more likely to see cheaper flights to Phnom Penh from Bangkok Suvarnabhumi Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Phnom Penh for around $204 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phnom Penh from Bangkok Suvarnabhumi Airport for as low as $186 on momondo.

What cabin class options are available on Bangkok Suvarnabhumi to Phnom Penh Pochentong flights?

There are 2 cabin classes available to choose from on Bangkok Suvarnabhumi to Phnom Penh Pochentong flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Bangkok Suvarnabhumi Airport to Phnom Penh flight prices changed over time?

As of September 2025, prices for Bangkok Suvarnabhumi Airport to Phnom Penh flights are approximately 11% more expensive when compared to flights at the same time last year.

When to book flights from Bangkok Suvarnabhumi Airport to Phnom Penh

Are you open to changing your travel dates? Check out the ideal times to fly from Bangkok Suvarnabhumi Airport to Phnom Penh according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Bangkok Suvarnabhumi Airport to Phnom Penh (BKK to PNH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bangkok Suvarnabhumi Airport to Phnom Penh

Best price found

$62

Direct flights

None
The best one-way flight to Phnom Penh from Bangkok Suvarnabhumi Airport in the past 72 hours is $62. The best return flight deal from Bangkok Suvarnabhumi Airport to Phnom Penh found on momondo in the last 72 hours is $182.
There are no direct flights from Bangkok Suvarnabhumi Airport to Phnom Penh. There are no popular flight routes from Bangkok Suvarnabhumi Airport to Phnom Penh.
Search flight deals

  • How far is Bangkok Suvarnabhumi to Phnom Penh Pochentong by plane?

    There are 509.8 km between Bangkok Suvarnabhumi and Phnom Penh Pochentong. A reasonable flight in good conditions will take 23h 40m.

  • When did momondo last update prices for flights from Bangkok Suvarnabhumi Airport to Phnom Penh Pochentong Airport?

    Prices for flights from Bangkok Suvarnabhumi Airport to Phnom Penh Pochentong Airport are updated daily.

  • How many operators does momondo search for flights from Bangkok Suvarnabhumi Airport to Phnom Penh Pochentong Airport?

  • How old do you have to be to fly from Bangkok Suvarnabhumi Airport to Phnom Penh Pochentong Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bangkok Suvarnabhumi Airport to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The required travel and health documents for your Phnom Penh Pochentong Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Phnom Penh Pochentong Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Bangkok Suvarnabhumi Airport to Phnom Penh?

  • What is the most popular airline from Bangkok Suvarnabhumi Airport to Phnom Penh?

Best airlines flying from Bangkok Suvarnabhumi Airport to Phnom Penh

Compare and see reviews for airlines that fly from Bangkok Suvarnabhumi Airport to Phnom Penh with momondo
Airline
Rating
Free cancellation
Price
Thai Vietjet AirPriceFrom $145Free cancellationRating
6.8
107 reviews
Search Thai Vietjet Air flights
Cambodia Angkor AirPriceFrom $154Free cancellationRating
8.2
10 reviews
Search Cambodia Angkor Air flights
Thai AirAsiaPriceFrom $164Free cancellationRating
7.5
216 reviews
Search Thai AirAsia flights
Sky AngkorPriceFrom $197Free cancellationRating
5.0
2 reviews
Search Sky Angkor flights

Why use momondo?

Why should I use momondo to find a flight deal from Bangkok to Phnom Penh?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bangkok to Phnom Penh. momondo saves you time and could save you money on your trip.

Can I find flights from Bangkok to Phnom Penh with flexible booking policies on momondo?

Flights from Bangkok to Phnom Penh with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Bangkok to Phnom Penh?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Phnom Penh from Bangkok.

I’m not ready to book a flight from Bangkok to Phnom Penh right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Bangkok to Phnom Penh flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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