Flights from Kolkata to Kathmandu

Our cheapest offers for flights from Kolkata to Kathmandu

Here you can compare cheap flights from Kolkata (CCU) to Kathmandu (KTM) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Kathmandu. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Kolkata
Kathmandu
Outbound
29-06-25
1 Stopover (DEL)
AI2720, AI0217
06h 30min
Return
29-07-25
direct
AI0248
01h 40min
Air India ?
₹252
Kolkata
Kathmandu
Outbound
20-08-25
1 Stopover (DEL)
AI2710, AI2219
18h 25min
Return
02-09-25
1 Stopover (DEL)
AI0212, AI2702
07h 30min
Air India
₹252
Kolkata
Kathmandu
Pay attention to transfer at connecting flight
Outbound
30-06-25
1 Stopover (DEL)
6E2415, AI0215
07h 50min
Return
04-07-25
1 Stopover (DEL)
AI0216, AI2709
13h 10min
IndiGo Airlines, Air India
₹288
Kolkata
Kathmandu
Outbound
30-06-25
1 Stopover (DEL)
6E2415, RA0218
19h 25min
Return
04-07-25
2 Stopovers (DEL, BLR)
RA0217, IX2508, IX2717
25h 55min
IndiGo Airlines, Nepal Airlines ?
₹257
Kolkata
Kathmandu
Outbound
13-07-25
1 Stopover (DEL)
AI0763, AI0217
06h 25min
Return
01-08-25
1 Stopover (DEL)
AI0218, AI0762
08h 50min
Air India ?
₹260
Kolkata
Kathmandu
Outbound
01-08-25
2 Stopovers (GAU, DEL)
IX1691, IX1068, AI0213
18h 25min
Return
09-08-25
2 Stopovers (DEL, GAU)
RA0217, IX1142, IX1594
28h 30min
Air India Express, Air India ?
₹261
Kolkata
Kathmandu
Outbound
30-08-25
1 Stopover (DEL)
AI2710, AI0215
09h 00min
Return
02-09-25
1 Stopover (DEL)
AI2220, AI2400
06h 45min
Air India ?
₹264
Kolkata
Kathmandu
Outbound
18-08-25
1 Stopover (DEL)
AI2720, AI0217
06h 55min
Return
09-09-25
1 Stopover (DEL)
AI2220, AI2727
07h 25min
Air India ?
₹267
Kolkata
Kathmandu
Outbound
18-08-25
1 Stopover (DEL)
AI0464, AI0213
11h 30min
Return
09-09-25
1 Stopover (DEL)
AI0216, AI2767
07h 45min
Air India
₹268
Kolkata
Kathmandu
Outbound
20-08-25
1 Stopover (DEL)
AI2710, AI0213
11h 30min
Return
02-09-25
1 Stopover (DEL)
AI2220, AI2727
07h 25min
Air India ?
₹271
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Kolkata - Kathmandu

Outbound and return flight from 251,20 ₹
Flight duration min. 01:20
Return flight duration min. 01:10
Distance 642 km
Flights per week 5
Departure airport Airport Kolkata (Calcutta) (CCU)
Arrival airport Airport Kathmandu-Tribhuvan (KTM)
Destination country Flights to Nepal
Alternative flights to Kathmandu
Flight destinations with a similar price