Delhi (DEL)Kathmandu (KTM)
- non-stop flights:
- 7–13 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $189number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
3–6 3–6 3–6 3–6 3–6 3–6 3–6 
3–4 3–4 3–4 3–4 3–4 3–4 3–4 
1 1–2 1 1–2 1 1–2 1 
0 0 1 0 0 0 1 
0 0 1 0 0 0 1 Kathmandu (KTM)Delhi (DEL)
- non-stop flights:
- 7–14 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $171number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
3–6 3–6 3–6 3–7 3–7 3–6 3–6 
3–4 3–4 3–4 3–4 3–4 3–4 3–4 
1 1–2 1 1–2 1 1–2 1 
1 0 1 1 0 1 1 
0 0 1 0 0 0 1 Bangkok (BKK)Calcutta (CCU)
- non-stop flights:
- 5–6 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $262number 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 
1 1 1 1 1 1 1 
1 1 1 1 1 1 1 
1 1 1 1 1 1 1 
1 1 1 1 1 1 1 
1 0 1 0 1 0 1 Calcutta (CCU)Bangkok (BKK)
- non-stop flights:
- 5–7 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesfrom $162number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
2 1–2 1–2 2 1–2 2 1–2 
1 1 1 1 1 1 1 
1 1 1 1 1 1 1 
1 1 1 1 1 1 1 
1 1 1 1 1 1 1 
1 1 0 1 0 1 0