$67 Cheap Flights from Bangkok (DMK) to Singapore (SIN)

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Find available prices by choosing your travel dates.

Cheap Flights from Bangkok to Singapore (DMK-SIN)

Prices were available within the past 7 days and start at $67 for one-way flights and $173 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai Lion Mantari
Thai Lion Mantari
Thai Lion Mantari
Thai Lion Mantari
Thai Lion Mantari
Thai Lion Mantari
Thai Lion Mantari
Thai Lion Mantari
Batik air
Batik Air Indonesia
Flights from Bangkok (DMK) to Singapore (SIN)
Origin airport
Don Mueang Intl.
Destination airport
Changi
Airlines serving
Thai Lion Mantari
Roundtrip price
$173
Distance
898 mi

Bangkok to Singapore Flights

The cheapest times to fly from Bangkok to Singapore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bangkok to Singapore are during the month of April. You can find some of the cheapest flights from Bangkok to Singapore with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Bangkok to Singapore

Sunday is one of the best days to book for cheap flights from Bangkok to Singapore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Bangkok to Singapore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bangkok to Singapore in 2025. You can also book with separate airlines for your outbound and return journeys, from $67 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bangkok to Singapore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bangkok to Singapore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How long does it take to fly from DMK to SIN?
Purchase a ticket with Thai AirAsia and you’ll be airborne for around 2 hours and 20 minutes. This carrier has a direct flight that sets off at 4:45PM from DMK and arrives at Changi Airport at 8:05PM. Expedia has some of the best deals around, so take a look at what’s on offer on this route today.
Is it cheaper to buy a plane ticket from DMK to Singapore Airport last minute?
When it’s time to book your flights, being prepared pays dividends. While you may be able to find a last-minute deal on a Don Mueang Intl. Airport (DMK) to Singapore Airport flight, fares usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days ahead. For international journeys it’s between three and four months.
What airline has the least delays from Don Mueang Airport to Singapore Airport?
If you don’t want to be stuck at the airport for hours — or worse, your vacation plans left in tatters because of a flight delay — pick Thai AirAsia. Around 92% of its Don Mueang Airport to Changi Airport (SIN) services land on time. You can check your flight status before making your way to the airport through the Expedia App. It also delivers real-time notifications about things like changes to your gate number and how to reach your hotel. Everything you need to know is in your pocket with this handy travel companion.
What airports do you fly into for Singapore from Bangkok?
Changi Airport (SIN), Paya Lebar Air Base Airport (QPG) and Seletar Airport (XSP) are your options when connecting from Bangkok to Singapore. Around 11 mi northeast of downtown Singapore, Changi Airport (SIN) is the city’s major gateway. Keep in mind things like flight arrival and departure times and the distance to your hotel before settling on an airport. Universal Studios Singapore and Haji Lane are a couple of great attractions to put on your to-do list when you arrive at your destination.
What are the most popular departure times for flights from DMK to SIN?
The most popular departure times for flights from DMK to SIN are between 6:00 AM - 7:00 AM on Thai AirAsia. One helpful tip is to zoom off in the morning. The earlier you set off, the better your chances of a delay-free flight with lighter air traffic around.
Can I change the date of my flight from Don Mueang Airport to Changi Airport?
It’s a breeze to make amendments to your Don Mueang Airport to Changi Airport trip yourself. Simply log in to the Expedia Trips portal and tap “change flight.” Search for new flights and lock in the one that fits your plans. You’ll get an estimate of your flight change fee, if applicable. You can also visit our Customer Service portal to connect with our Virtual Agent and quickly get answers to your questions.

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*Available to One Key members.