Hanoi (HAN)Singapore (SIN)
- non-stop flights:
- 5–8 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $168number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
3 3 3 3 3 3 3 
1–2 0 1–2 2 1–2 1–2 1 
1–2 1–2 1 1–2 1 1–2 1 
1 1 1 1 1 1 1 Saigon (SGN)Singapore (SIN)
- non-stop flights:
- 14–17 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $172number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
6–7 6–7 6–7 6–7 6–7 6–7 6–7 
3 3 3 3 3 3 3 
3 3 3 3 3 3 3 
3 2–3 3 2–3 3 2–3 2–3 
0 0 1 0 0 0 0