Cheap Flights from Singapore (SIN) to Bangkok (DMK)

Compare Singapore Changi to Don Mueang flight deals

Find the cheapest month or even day of the year to fly to Don Mueang

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Flight deals from Singapore Changi to Don Mueang

Looking for a cheap last-minute deal or the best return flight from Singapore Changi Airport to Don Mueang Airport? If you want to travel next month, return fares start from $243. Find the lowest prices on one-way and return tickets right here.

Bangkok.$236 per passenger.Departing Mon, 17 Aug, returning Thu, 3 Sep.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Mon, 17 Aug, arriving in Don Mueang.Inbound direct flight with Thai AirAsia departs from Don Mueang on Thu, 3 Sep, arriving in Singapore Changi.Price includes taxes and charges.From $236, select.

Bangkok.$241 per passenger.Departing Wed, 23 Sep, returning Wed, 30 Sep.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Wed, 23 Sep, arriving in Don Mueang.Inbound direct flight with Thai AirAsia departs from Don Mueang on Wed, 30 Sep, arriving in Singapore Changi.Price includes taxes and charges.From $241, select.

Bangkok.$243 per passenger.Departing Thu, 27 Aug, returning Mon, 31 Aug.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Thu, 27 Aug, arriving in Don Mueang.Inbound direct flight with Thai AirAsia departs from Don Mueang on Mon, 31 Aug, arriving in Singapore Changi.Price includes taxes and charges.From $243, select.

Bangkok.$254 per passenger.Departing Tue, 5 Jan, returning Wed, 13 Jan.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Tue, 5 Jan, arriving in Don Mueang.Inbound direct flight with Thai AirAsia departs from Don Mueang on Wed, 13 Jan, arriving in Singapore Changi.Price includes taxes and charges.From $254, select.

Bangkok.$282 per passenger.Departing Sun, 26 Jul, returning Sun, 2 Aug.Return flight with Thai LionAir.Outbound direct flight with Thai LionAir departs from Singapore Changi on Sun, 26 Jul, arriving in Don Mueang.Inbound direct flight with Thai LionAir departs from Don Mueang on Sun, 2 Aug, arriving in Singapore Changi.Price includes taxes and charges.From $282, select.

Bangkok.$284 per passenger.Departing Tue, 8 Sep, returning Sun, 10 Jan.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Tue, 8 Sep, arriving in Don Mueang.Inbound direct flight with Thai AirAsia departs from Don Mueang on Sun, 10 Jan, arriving in Singapore Changi.Price includes taxes and charges.From $284, select.

Bangkok.$292 per passenger.Departing Tue, 29 Sep, returning Sat, 3 Oct.Return flight with Thai AirAsia and Thai LionAir.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Tue, 29 Sep, arriving in Don Mueang.Inbound direct flight with Thai LionAir departs from Don Mueang on Sat, 3 Oct, arriving in Singapore Changi.Price includes taxes and charges.From $292, select.

Bangkok.$294 per passenger.Departing Mon, 15 Feb, returning Fri, 19 Feb.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Mon, 15 Feb, arriving in Don Mueang.Inbound direct flight with Thai AirAsia departs from Don Mueang on Fri, 19 Feb, arriving in Singapore Changi.Price includes taxes and charges.From $294, select.

Bangkok.$297 per passenger.Departing Tue, 19 Jan, returning Wed, 17 Feb.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Tue, 19 Jan, arriving in Don Mueang.Inbound direct flight with Thai AirAsia departs from Don Mueang on Wed, 17 Feb, arriving in Singapore Changi.Price includes taxes and charges.From $297, select.

Bangkok.$300 per passenger.Departing Sun, 26 Jul, returning Thu, 30 Jul.Return flight with Thai LionAir.Outbound direct flight with Thai LionAir departs from Singapore Changi on Sun, 26 Jul, arriving in Don Mueang.Inbound direct flight with Thai LionAir departs from Don Mueang on Thu, 30 Jul, arriving in Singapore Changi.Price includes taxes and charges.From $300, select.

Bangkok.$303 per passenger.Departing Mon, 24 Aug, returning Thu, 8 Oct.Return flight with Scoot and Thai AirAsia.Outbound indirect flight with Scoot, departs from Singapore Changi on Mon, 24 Aug, arriving in Don Mueang.Inbound indirect flight with Thai AirAsia, departs from Don Mueang on Thu, 8 Oct, arriving in Singapore Changi.Price includes taxes and charges.From $303, select.

Bangkok.$307 per passenger.Departing Sun, 30 Aug, returning Sat, 14 Nov.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Sun, 30 Aug, arriving in Don Mueang.Inbound direct flight with Thai AirAsia departs from Don Mueang on Sat, 14 Nov, arriving in Singapore Changi.Price includes taxes and charges.From $307, select.

Bangkok.$308 per passenger.Departing Sat, 31 Oct, returning Wed, 13 Jan.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Sat, 31 Oct, arriving in Don Mueang.Inbound direct flight with Thai AirAsia departs from Don Mueang on Wed, 13 Jan, arriving in Singapore Changi.Price includes taxes and charges.From $308, select.

Bangkok.$313 per passenger.Departing Mon, 22 Feb, returning Thu, 4 Mar.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Mon, 22 Feb, arriving in Don Mueang.Inbound direct flight with Thai AirAsia departs from Don Mueang on Thu, 4 Mar, arriving in Singapore Changi.Price includes taxes and charges.From $313, select.

Bangkok.$313 per passenger.Departing Mon, 5 Oct, returning Mon, 19 Oct.Return flight with Scoot and Thai AirAsia.Outbound indirect flight with Scoot, departs from Singapore Changi on Mon, 5 Oct, arriving in Don Mueang.Inbound indirect flight with Thai AirAsia, departs from Don Mueang on Mon, 19 Oct, arriving in Singapore Changi.Price includes taxes and charges.From $313, select.

Bangkok.$319 per passenger.Departing Thu, 27 Aug, returning Tue, 26 Jan.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Singapore Changi on Thu, 27 Aug, arriving in Don Mueang.Inbound direct flight with Thai AirAsia departs from Don Mueang on Tue, 26 Jan, arriving in Singapore Changi.Price includes taxes and charges.From $319, select.

Find the cheapest month to fly from Singapore Changi to Don Mueang

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Singapore Changi to Don Mueang flights are currently cheapest in September.

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Direct flights from Singapore Changi to Don Mueang

Singapore Changi to Don Mueang: Alternative routes

Compare routes from Singapore Changi to Bangkok below. You may find an airport to fly into that's cheaper, faster, or easier than Don Mueang.

Don Mueang

21km from central Bangkok

Closest

from $236

Search flights

Bangkok Suvarnabhumi

29km from central Bangkok

Cheapest

from $212

Search flights

Singapore to Bangkok: Flight information

The things to know before you go.

Cheapest flight found	$236
Cheapest month to fly	August
Average flight time	2 hrs, 30 mins
Most popular airline	Thai AirAsia
Average flights per week	24

Finding cheap flights from Singapore Changi to Don Mueang: Frequently asked questions

How much are return flights from Singapore Changi to Don Mueang?

The best price we found for a return flight from Singapore Changi to Don Mueang is $236. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Singapore Changi to Don Mueang?

2 hours and 30 minutes is the average flight time from Singapore Changi to Don Mueang.

Which airlines fly direct from Singapore Changi to Don Mueang?

Thai AirAsia and Thai LionAir fly direct from Singapore Changi to Don Mueang.

How many flights are there a week from Singapore Changi to Don Mueang?

As of July 2026, there are 24 flights per week flying from Singapore Changi to Don Mueang.

When is the cheapest time to fly from Singapore Changi to Don Mueang?

The cheapest month to fly from Singapore Changi to Don Mueang is usually August.

Which upcoming date is cheapest to fly from Singapore Changi Airport to Don Mueang Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Singapore Changi Airport to Don Mueang Airport on Monday, 17 August 2026.

Can I get a direct flight from Singapore Changi Airport to Don Mueang Airport?

Yes – the average flight time is 2 hours and 28 minutes.

How can I find the best flight deal to Don Mueang?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Don Mueang but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Bangkok?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Bangkok is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Singapore Changi Airport to Don Mueang with?

Currently, Thai AirAsia offers the cheapest flight tickets to Don Mueang.

Flying from Singapore Changi Airport (SIN) to Don Mueang Airport (DMK): what you need to know

Around 2 hours 30 minutes is how long you can expect to be travelling on a direct flight from Singapore Changi Airport to Don Mueang Airport.
Bangkok's timezone is UTC+7, making Bangkok one hour behind Singapore.
Flights from SIN to DMK start from 10:15 — the first with Thai AirAsia. The last service of the day is at 22:50 with Thai AirAsia. In total, you can take your pick of 31 weekly Singapore Changi Airport to Don Mueang Airport flights.
Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for hassle-free flying. Get to the airport on time to catch your SIN to DMK flight.
Travelling during a peak month such as June? School holidays and other popular periods can result in longer queues and delays at airport checkpoints. Play things extra safe and arrive up to four hours before an international flight and two hours before a domestic departure.
Thai AirAsia has direct flights from Singapore Changi Airport to Don Mueang Airport. Book with this popular carrier, then get ready to tick off the sights in Bangkok — and maybe even more of Thailand if time allows.
The airline with the highest number of bookings on this route is Thai AirAsia.
Among carriers operating SIN to DMK flights, Thai AirAsia has the best track record for timely arrivals.
We make it a breeze to book a flight with a stopover. To see your options for tickets from Singapore Changi Airport to Don Mueang Airport, deselect 'Direct flights only.' Then, choose a flight offering a stop long enough to explore the city of your choice. Worthwhile stopovers between SIN and DMK include:
- Kuala Lumpur International Airport
- Soekarno-Hatta Airport
- Phuket Airport

How to find the cheapest flights from Singapore Changi Airport (SIN) to Don Mueang Airport (DMK)

The cheapest price we've found for a one-way Singapore Changi Airport to Don Mueang Airport flight is $122. A return ticket is currently $236. Depending on the availability and when you book, these fares can change.
Book three months before your departure date. After crunching the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from SIN to DMK.
The cheapest month for flights from Singapore Changi Airport to Don Mueang Airport is August. Use the 'Whole month' tool to see the lowest airfares if you have a flexible travel schedule.
Save time searching for cheap flights from SIN to DMK by creating a Price Alert. You'll receive an email or notification through the app when fares go down.
Discover the ideal flight for you with the help of the filters. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Singapore Changi Airport to Don Mueang Airport, use the 'Sort by' function. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about Singapore Changi Airport (SIN)

74% of flights taking off from Singapore Changi Airport arrive at their destination on schedule.
To reach Singapore Changi Airport from central Singapore, it'll take about 25 minutes if you're going by car. Of course, this depends on traffic. It's approximately 19 kilometres from the airport to the city centre.
Taking public transport? You can expect a journey time of around 40 minutes.
Get your travels off to a relaxed start by staying near SIN. Whether you're boarding an early flight from Singapore Changi Airport to Don Mueang Airport or just don't want to be rushed, these stays are the answer:

Arriving at Don Mueang Airport (DMK)

Consider booking a hotel close to DMK if you're catching a late Singapore Changi Airport to Don Mueang Airport flight. Choose one of these options and skip the long transfer:
Pick up a Don Mueang Airport rental car and explore Bangkok and beyond with your own wheels. Chic Car Rent, asap car rental and Hertz are leading providers to choose from here.
Lock in the best rate by booking your ride from Don Mueang Airport around three weeks before your travel date.

Getting from Don Mueang Airport (DMK) to central Bangkok

From Don Mueang Airport, Bangkok is approximately 24 kilometres away. It takes around 35 minutes to drive to the centre.
It'll take around 1 hour 5 minutes if you're using public transport.

When to fly to Don Mueang Airport (DMK)

April is the busiest month for flights from Singapore Changi Airport to Don Mueang Airport. To steer clear of the crowds, travel to Bangkok in March.
The warmest month in Bangkok is April, with temperatures ranging between 26ºC (79ºF) and 37ºC (99ºF). Book your flights from Singapore Changi Airport to Don Mueang Airport in this month if this is the type of weather you enjoy.
January sees average temperatures of between 19ºC (66ºF) and 34ºC (93ºF). Search for cheap tickets from SIN to DMK around that time if you want to travel when it's cooler.