Currently, the most affordable month to book a IndiGo flight from Chennai to Tiruchirappalli in March, with an average price of S$ 214. Conversely, traveling with IndiGo from Chennai to Tiruchirappalli in November will be the most expensive, with an average cost of S$ 286. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
January
S$ 300
February
S$ 296
March
S$ 291
April
S$ 304
May
S$ 322
June
S$ 368
July
S$ 314
August
S$ 325
September
S$ 307
October
S$ 314
November
S$ 388
December
S$ 331
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