Hanoi (HAN)Bangkok (BKK)
- non-stop flights:
- 9 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $141number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
4 4 4 4 4 4 4 
2 2 2 2 2 2 2 
2 2 2 2 2 2 2 
1 1 1 1 1 1 1 Hanoi (HAN)Frankfurt (FRA)
- non-stop flights:
- 1 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $770number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
1 1 1 1 1 1 1 Hanoi (HAN)Singapore (SIN)
- non-stop flights:
- 5–7 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $271number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
2–3 2–3 2–3 2–3 2–3 2–3 2–3 
1 1 1 1 1 1 1 
1 1 1 1 1 1 1 
1 0 1 1 1 1 1 
0 1 0 0 0 0 1 Hanoi (HAN)Sydney (SYD)
- non-stop flights:
- 5 per week
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $245number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
0 1 0 0 1 0 1 
0 0 1 0 0 1 0