Singapore to Hanoi is 1,378 miles (2,218 km), a flight of about 3 hours 5 minutes.
While the takeoff favors the right side for Singapore's skyline, the longer cruise phase along Vietnam's coastline and the scenic Red River approach into Hanoi give the left side more sustained visual interest, including glimpses of the Annamite foothills and delta geography.
Flight Path
South China Sea coastline near Nha Trang and Da Nang, the Annamite mountain foothills inland, and the Red River Delta as the flight approaches northern Vietnam
Great circle distance and headings ›Phase by phase

Takeoff from SIN
RIGHTDeparting Changi to the north, the aircraft typically banks east soon after liftoff to route toward the South China Sea, putting Singapore's skyline, Marina Bay Sands, and the busy container port on the right side of the cabin. The left side mostly shows flat Johor farmland and palm plantations across the strait.

Landing at HAN
LEFTOn approach into Hanoi from the south, the final turn onto the runway typically brings the Red River and its distinctive looping bends into view on the left, along with the patchwork rice paddies of the Red River Delta and the edge of Hanoi's urban sprawl. The right side during this turn mostly faces open delta farmland with fewer distinct features.
Landmarks on this routeAll landmarks →
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About This Route
Which side of the plane should I sit on flying from Singapore Changi (SIN) to Noibai International (HAN)?
Sit on the Left side of the plane for the best views on flights from Singapore to Hanoi. While the takeoff favors the right side for Singapore's skyline, the longer cruise phase along Vietnam's coastline and the scenic Red River approach into Hanoi give the left side more sustained visual interest, including glimpses of the Annamite foothills and delta geography.
What can I see during takeoff from Singapore Changi in Singapore?
During takeoff from Singapore Changi (SIN), sit on the Right side for the best views. Departing Changi to the north, the aircraft typically banks east soon after liftoff to route toward the South China Sea, putting Singapore's skyline, Marina Bay Sands, and the busy container port on the right side of the cabin. The left side mostly shows flat Johor farmland and palm plantations across the strait. Notable sights include: Marina Bay Sands and downtown Singapore skyline, Singapore Strait shipping lanes, Sentosa Island, Changi's port infrastructure.
What can I see when landing at Noibai International in Hanoi?
When landing at Noibai International (HAN), sit on the Left side for the best views. On approach into Hanoi from the south, the final turn onto the runway typically brings the Red River and its distinctive looping bends into view on the left, along with the patchwork rice paddies of the Red River Delta and the edge of Hanoi's urban sprawl. The right side during this turn mostly faces open delta farmland with fewer distinct features. Notable sights include: Red River (Song Hong) and its sandbars, Long Bien and Chuong Duong bridges, Red River Delta rice paddies, outskirts of Hanoi's Old Quarter.
How long is the flight from Singapore to Hanoi?
The flight from Singapore Changi (SIN) to Noibai International (HAN) takes about 3 hours 5 minutes. The shortest flight path between them is 1,378 miles (2,218 km); winds and air traffic control usually add a few percent.
What does the Singapore to Hanoi flight path pass over?
South China Sea coastline near Nha Trang and Da Nang, the Annamite mountain foothills inland, and the Red River Delta as the flight approaches northern Vietnam