$454 Cheap Flights from Bucharest (OTP) to Singapore (SIN)

View $454 flight on Fri, Nov 21, 2025Opens in a new window

Popular airlines from Henri Coanda Intl. Airport (OTP) to Singapore Changi Airport (SIN)

Cheap Flights from Bucharest to Singapore (OTP-SIN)

Prices were available within the past 7 days and start at $454 for one-way flights and $724 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Mon, Dec 1 - Wed, Dec 31
OTP
Bucharest
SIN
Singapore
$724 Roundtrip, found 3 days ago
$724
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Mon, Dec 1 from Bucharest to Singapore, returning Wed, Dec 31, priced at $724 found 3 days ago
Turkish Airlines
Mon, Dec 1 - Wed, Dec 31
OTP
Bucharest
SIN
Singapore
$726 Roundtrip, found 3 days ago
$726
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Mon, Dec 1 from Bucharest to Singapore, returning Wed, Dec 31, priced at $726 found 3 days ago
Turkish Airlines
Mon, Mar 23 - Mon, Mar 30
OTP
Bucharest
SIN
Singapore
$728 Roundtrip, found 5 days ago
$728
Roundtrip
found 5 days ago
Select Turkish Airlines flight, departing Mon, Mar 23 from Bucharest to Singapore, returning Mon, Mar 30, priced at $728 found 5 days ago
Swiss International Air Lines
Wed, Apr 22 - Wed, Apr 29
OTP
Bucharest
SIN
Singapore
$769 Roundtrip, found 5 days ago
$769
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Wed, Apr 22 from Bucharest to Singapore, returning Wed, Apr 29, priced at $769 found 5 days ago
Swiss International Air Lines
Mon, Mar 23 - Mon, Mar 30
OTP
Bucharest
SIN
Singapore
$770 Roundtrip, found 5 days ago
$770
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Mon, Mar 23 from Bucharest to Singapore, returning Mon, Mar 30, priced at $770 found 5 days ago
Lufthansa
Fri, May 15 - Mon, May 18
OTP
Bucharest
SIN
Singapore
$771 Roundtrip, found 1 day ago
$771
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, May 15 from Bucharest to Singapore, returning Mon, May 18, priced at $771 found 1 day ago
Turkish Airlines
Sat, May 23 - Sat, May 30
OTP
Bucharest
SIN
Singapore
$774 Roundtrip, found 5 days ago
$774
Roundtrip
found 5 days ago
Select Turkish Airlines flight, departing Sat, May 23 from Bucharest to Singapore, returning Sat, May 30, priced at $774 found 5 days ago
Lufthansa
Sat, May 23 - Sat, May 30
OTP
Bucharest
SIN
Singapore
$777 Roundtrip, found 5 days ago
$777
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sat, May 23 from Bucharest to Singapore, returning Sat, May 30, priced at $777 found 5 days ago
Austrian Airlines
Sat, May 23 - Sat, May 30
OTP
Bucharest
SIN
Singapore
$805 Roundtrip, found 5 days ago
$805
Roundtrip
found 5 days ago
Select Austrian Airlines flight, departing Sat, May 23 from Bucharest to Singapore, returning Sat, May 30, priced at $805 found 5 days ago
British Airways
Sat, Jan 31 - Thu, Feb 5
OTP
Bucharest
SIN
Singapore
$825 Roundtrip, found 5 hours ago
$825
Roundtrip
found 5 hours ago
Select British Airways flight, departing Sat, Jan 31 from Bucharest to Singapore, returning Thu, Feb 5, priced at $825 found 5 hours ago
Flights from Bucharest (OTP) to Singapore (SIN)
Origin airport
Henri Coanda Intl.
Destination airport
Changi
Airlines serving
Air France, Air Serbia, Austrian Airlines, British Airways, Cathay Pacific, China Eastern Airlines, KLM, Lufthansa, Malaysia Airlines, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Turkish Airlines
Roundtrip price
$723
Distance
5559 mi

Bucharest to Singapore Flights

The cheapest times to fly from Bucharest 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 Bucharest to Singapore are during the month of December. You can find some of the cheapest flights from Bucharest to Singapore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bucharest to Singapore

Sunday is one of the best days to book for cheap flights from Bucharest 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 Bucharest 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 Bucharest to Singapore in 2025. You can also book with separate airlines for your outbound and return journeys, from $454 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 Bucharest 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 Bucharest 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 much does a flight from Henri Coanda Intl. Airport (OTP) to Changi Airport (SIN) cost?
Snag a cheap one-way flight from $454 or cheap return flight from $724 from Henri Coanda Intl. Airport (OTP) to Changi Airport (SIN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Henri Coanda Intl. Airport (OTP) to Changi Airport (SIN)?
December is the most affordable month to fly from OTP to SIN. Avoiding peak travel times is often the key to landing a great deal.
What is the cheapest airline that flies from Henri Coanda Intl. Airport (OTP) to Changi Airport (SIN)?
To find the cheapest airline flying from OTP to SIN, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Henri Coanda Intl. Airport (OTP) to Changi Airport (SIN)?
Direct flights from Henri Coanda Intl. Airport (OTP) to Changi Airport (SIN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from OTP to SIN?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary based on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Henri Coanda Intl. Airport (OTP) to Changi Airport (SIN)?
To avoid possible delays on the Henri Coanda Intl. Airport (OTP) to Changi Airport (SIN) route, fly before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Henri Coanda Intl. Airport (OTP) to Changi Airport (SIN) last-minute?
Booking your flight from OTP to SIN shortly before your trip is usually more expensive. But if you're flexible with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book an OTP to SIN flight and hotel package?
Compared with arranging flights and hotels separately, booking an OTP to SIN flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place will take the hassle out of travel planning. Just secure your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Henri Coanda Intl. Airport (OTP) to Changi Airport (SIN)?
It's generally possible to reschedule or cancel your OTP to SIN flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.