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

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Compare Don Mueang to Singapore Changi flight deals

Find the cheapest month or even day of the year to fly to Singapore Changi

Book the best Singapore Changi fare with no extra fees

Flight deals from Don Mueang to Singapore Changi

Looking for a cheap last-minute deal or the best return flight from Don Mueang to Singapore Changi? Find the lowest prices on one-way and return tickets right here.
Singapore.$174 per passenger.Departing Sat, 28 Jun, returning Mon, 30 Jun.Return flight with Thai LionAir and Thai AirAsia.Outbound direct flight with Thai LionAir departs from Don Mueang on Sat, 28 Jun, arriving in Singapore Changi.Inbound direct flight with Thai AirAsia departs from Singapore Changi on Mon, 30 Jun, arriving in Don Mueang.Price includes taxes and charges.From $174, select.
Singapore.$175 per passenger.Departing Sat, 10 May, returning Tue, 13 May.Return flight with Thai LionAir.Outbound direct flight with Thai LionAir departs from Don Mueang on Sat, 10 May, arriving in Singapore Changi.Inbound direct flight with Thai LionAir departs from Singapore Changi on Tue, 13 May, arriving in Don Mueang.Price includes taxes and charges.From $175, select.
Singapore.$176 per passenger.Departing Wed, 6 Aug, returning Wed, 13 Aug.Return flight with Thai LionAir and Thai AirAsia.Outbound direct flight with Thai LionAir departs from Don Mueang on Wed, 6 Aug, arriving in Singapore Changi.Inbound direct flight with Thai AirAsia departs from Singapore Changi on Wed, 13 Aug, arriving in Don Mueang.Price includes taxes and charges.From $176, select.
Singapore.$177 per passenger.Departing Sat, 28 Jun, returning Sat, 5 Jul.Return flight with Thai LionAir and Thai AirAsia.Outbound direct flight with Thai LionAir departs from Don Mueang on Sat, 28 Jun, arriving in Singapore Changi.Inbound direct flight with Thai AirAsia departs from Singapore Changi on Sat, 5 Jul, arriving in Don Mueang.Price includes taxes and charges.From $177, select.
Singapore.$178 per passenger.Departing Tue, 20 May, returning Wed, 30 Jul.Return flight with Thai LionAir and Thai AirAsia.Outbound direct flight with Thai LionAir departs from Don Mueang on Tue, 20 May, arriving in Singapore Changi.Inbound direct flight with Thai AirAsia departs from Singapore Changi on Wed, 30 Jul, arriving in Don Mueang.Price includes taxes and charges.From $178, select.
Singapore.$179 per passenger.Departing Wed, 21 May, returning Tue, 17 Jun.Return flight with Thai LionAir and Thai AirAsia.Outbound direct flight with Thai LionAir departs from Don Mueang on Wed, 21 May, arriving in Singapore Changi.Inbound direct flight with Thai AirAsia departs from Singapore Changi on Tue, 17 Jun, arriving in Don Mueang.Price includes taxes and charges.From $179, select.
Singapore.$181 per passenger.Departing Wed, 2 Jul, returning Thu, 3 Jul.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Don Mueang on Wed, 2 Jul, arriving in Singapore Changi.Inbound direct flight with Thai AirAsia departs from Singapore Changi on Thu, 3 Jul, arriving in Don Mueang.Price includes taxes and charges.From $181, select.
Singapore.$185 per passenger.Departing Thu, 31 Jul, returning Wed, 20 Aug.Return flight with Thai AirAsia.Outbound direct flight with Thai AirAsia departs from Don Mueang on Thu, 31 Jul, arriving in Singapore Changi.Inbound direct flight with Thai AirAsia departs from Singapore Changi on Wed, 20 Aug, arriving in Don Mueang.Price includes taxes and charges.From $185, select.

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

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Don Mueang to Singapore Changi flights are currently cheapest in June.
May
from $175
Jun
from $174
Jul
from $181
Aug
from $176
Sep
from $214
Oct
from $219
Nov
from $217
Dec
from $298
Jan
from $298
Feb
from $302
Mar
from $303
Apr
from $334

Direct flights from Don Mueang to Singapore Changi

Don Mueang to Singapore Changi: Alternative routes

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

Bangkok to Singapore: Flight information

The things to know before you go.
Cheapest flight found$174
Cheapest month to flyJune
Average flight time2 hrs, 31 mins
Most popular airlineThai AirAsia
Average flights per week41

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

The best price we found for a return flight from Don Mueang to Singapore Changi is $174. 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.
2 hours and 31 minutes is the average flight time from Don Mueang to Singapore Changi.
Thai AirAsia and Thai LionAir fly direct from Don Mueang to Singapore Changi.
As of May 2025, there are 41 flights per week flying from Don Mueang to Singapore Changi.
The cheapest month to fly from Don Mueang to Singapore Changi is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Don Mueang Airport to Singapore Changi Airport on Saturday, 28 June 2025.
Yes – the average flight time is 2 hours and 31 minutes.
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 Singapore Changi 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.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Singapore is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Thai LionAir offers the cheapest flight tickets to Singapore Changi.

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

  • Book a direct flight from Don Mueang International Airport to Changi International Airport and you'll be travelling for an average of 2 hours 30 minutes.

  • Singapore is one hour ahead of Bangkok and follows the UTC+8 timezone.

  • Choose from 54 weekly Don Mueang International Airport to Changi International Airport flights. The 06:10 departure with Thai AirAsia is the earliest available. Thai AirAsia operates the last service of the day at 18:50.

  • Your DMK to SIN flight won't wait if you're running late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • Flying during a peak time such as August? School holidays and other high seasons can mean longer queues at airport checkpoints. Play it safe and arrive up to four hours ahead of international flights and two hours before a domestic departure.

  • Thai AirAsia is your ticket to exploring Singapore (and maybe even some other exciting parts of Singapore!). Browse the direct flights from Don Mueang International Airport to Changi International Airport offered by this airline.

  • The majority of passengers choose to travel with Thai AirAsia on this route.

  • The carrier with the top on-time arrival rate for DMK to SIN flights is Thai AirAsia.

  • If you want to include a stop along the way, simply uncheck 'Direct flights only' when searching for your ticket from Don Mueang International Airport to Changi International Airport. These are the top stopovers between DMK and SIN:

    • Kuala Lumpur International Airport

    • Phuket International Airport

    • Penang International Airport

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

  • At the moment, $63 is the lowest price we've seen for a one-way Don Mueang International Airport to Changi International Airport flight. The best price for a return ticket is $174. Bear in mind that fares could change due to availability at the time of booking.

  • Book seven months before travelling. After looking at the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from DMK to SIN.

  • June is the cheapest month for flights from Don Mueang International Airport to Changi International Airport. If you need to travel at a different time of year, the 'Whole month' tool will show you the lowest prices for every month.

  • There's no need to check back in every day to find out if fares have dropped when you set up a Price Alert. We'll let you know the moment there's a change in price on cheap flights from DMK to SIN.

  • Tailor your trip using filters. Pick your preferred arrival and departure times, total journey duration and airlines. You can also sort the results by 'Best,' 'Fastest' or 'Cheapest' flights from Don Mueang International Airport to Changi International Airport.

Handy information about Don Mueang International Airport (DMK)

  • When it comes to the on-time performance of Don Mueang International Airport, data shows 66.48% of flights arrive within the expected timeframe.

  • Don Mueang International Airport is around 27 kilometres from central Bangkok. If you're catching a cab, ride-sharing or driving from the centre, it'll take 30 minutes or so to get there, depending on the traffic.

  • Taking public transport? Expect a trip time of around 1 hour 5 minutes.

  • Have an early flight from Don Mueang International Airport to Changi International Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by choosing one of these stays close to DMK:

Arriving at Changi International Airport (SIN)

Getting from Changi International Airport (SIN) to central Singapore

  • Changi International Airport to the centre of Singapore has a drive time of about 20 minutes. It's approximately 21 kilometres away.

  • It takes roughly 1 hour to get there using public transport.

When to fly to Changi International Airport (SIN)

  • The quietest month for a flight from Don Mueang International Airport to Changi International Airport is February, while April is the most popular. Choose the best time to visit Singapore based on whether you prefer a more fast-paced or easygoing experience.

  • The warmest month in Singapore is May, with the temperature ranging between 25ºC (77ºF) and 31ºC (88ºF). Lock in your flights from Don Mueang International Airport to Changi International Airport in this month if this is the kind of weather you like.

  • January sees average temperatures of between 24ºC (75ºF) and 30ºC (86ºF). Look for cheap tickets from DMK to SIN around that time if you'd rather travel in cooler conditions.

Plan the rest of your trip from Bangkok to Singapore

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.