Best round trip available now
⏳
RT prices 36% above average — wait if your dates are flexible
₹19,942
return ticket · per person · 6 nights
· IndiGo
Outbound
2026-10-06
₹10,318
Return
2026-10-12
₹9,624
₹9,587
12-month low RT
₹14,675
12-month avg RT
Jan
Cheapest month
30,485
Fares tracked
Best Thiruvananthapuram–Kolkata return dates
Top 6 combos sorted by deal score
BEST DEAL
₹19,942
10 06 → 10 12
6 nights
IndiGo
₹20,119
09 24 → 10 12
18 nights
IndiGo
₹20,119
09 22 → 10 12
20 nights
IndiGo
₹20,185
10 02 → 10 12
10 nights
IndiGo
₹20,488
10 06 → 10 08
2 nights
IndiGo
₹20,488
09 18 → 10 12
24 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
₹43,407
1,982 fares
8-14 days
₹37,347
1,941 fares
15-30 days
₹35,192
4,042 fares
31-60 days
₹29,923
8,138 fares
61-90 days
₹26,691
8,123 fares
Booking at the optimal window saves ₹16,716 per ticket vs last-minute fares.
Best month for Thiruvananthapuram–Kolkata round trip
Monthly average fare · weather · crowds
Jan
Dec
| Month | Avg OW fare | OW low | Verdict | Weather | Crowd |
|---|---|---|---|---|---|
| JanCHEAPEST | ₹25,116 | ₹12,774 | Expensive | Cool, clear | High |
| Jul | ₹46,160 | ₹11,461 | Expensive | Monsoon, rainy | Low |
| Aug | ₹39,640 | ₹9,792 | Expensive | Monsoon, rainy | Low |
| Sep | ₹33,468 | ₹9,587 | Expensive | Monsoon, humid | Low |
| Oct | ₹28,010 | ₹9,876 | Expensive | Warm, humid | Medium |
| Nov | ₹25,329 | ₹10,863 | Expensive | Pleasant, cool | High |
| Dec | ₹25,839 | ₹10,926 | Expensive | Cool, clear | High |
Kolkata — what to know
Travel guide for this route
Daily budget
₹1,500–3,500
incl. food + local travel
Safety
High
Flight time
5h 39m avg
Airlines
Air India, Emirates, flydubai
GOOD FOR:
Heritage sites
Culture & history
Food tourism
TOP ATTRACTIONS
Victoria MemorialIndian MuseumSt. Paul's Cathedral