Best round trip available now
⏳
RT prices 32% above average — wait if your dates are flexible
₹30,529
return ticket · per person · 6 nights
· IndiGo
Outbound
2026-09-14
₹14,622
Return
2026-09-20
₹15,907
₹13,647
12-month low RT
₹23,106
12-month avg RT
Dec
Cheapest month
50,329
Fares tracked
Best Kolkata–Colombo return dates
Top 6 combos sorted by deal score
BEST DEAL
₹30,529
09 14 → 09 20
6 nights
IndiGo
₹30,542
09 14 → 09 16
2 nights
IndiGo
₹30,813
09 15 → 09 20
5 nights
IndiGo
₹30,960
09 17 → 09 20
3 nights
IndiGo
₹30,987
09 14 → 09 18
4 nights
IndiGo
₹31,096
09 13 → 09 20
7 nights
IndiGo
Per person · Economy · Both legs included
Price by trip length
Cheapest RT found per stay duration
Longer stays often unlock cheaper per-night fares when airlines fill mid-week seats.
When to book for the best price
Average one-way fare by booking window
0-7 days
₹81,938
3,751 fares
8-14 days
₹78,497
4,016 fares
15-30 days
₹80,079
8,561 fares
31-60 days
₹80,497
15,297 fares
61-90 days
₹74,369
14,675 fares
Booking at the optimal window saves ₹7,569 per ticket vs last-minute fares.
Best month for Kolkata–Colombo round trip
Monthly average fare · weather · crowds
Jul
Dec
| Month | Avg OW fare | OW low | Verdict |
|---|---|---|---|
| Jul | ₹87,611 | ₹14,618 | Expensive |
| Aug | ₹81,364 | ₹14,188 | Expensive |
| Sep | ₹81,641 | ₹13,647 | Expensive |
| Oct | ₹78,165 | ₹14,746 | Expensive |
| Nov | ₹66,518 | ₹14,798 | Expensive |
| DecCHEAPEST | ₹65,823 | ₹15,110 | Expensive |