Flights from Lucknow to Trivandrum connect the capital of Uttar Pradesh and a growing aviation market with Kerala's capital and gateway to the southern coast. Flights depart from Chaudhary Charan Singh International Airport (LKO) and arrive at Trivandrum International Airport (TRV). Most services on this route connect through Delhi or Mumbai, making the total journey time around 4-6 hours including the layover. Direct flights take approximately 3 hours 10 minutes when available. One-way fares start from ₹11,146, though prices vary depending on the season, day of the week, and how far in advance you book. We track this route daily — check the price calendar below to find the cheapest dates.
Airlines on this route
Frequently Asked Questions
What is the cheapest month to fly from Lucknow to Trivandrum?
July typically offers the lowest fares on this route, with prices starting from ₹11,146. Booking 6-8 weeks in advance gives you the best chance of securing these rates.
How much does a Lucknow to Trivandrum flight cost?
One-way flights from Lucknow to Trivandrum typically cost between ₹11,146 and ₹15,854. Prices vary by season, airline, and how far in advance you book. Use our price calendar to spot the cheapest dates.
Which airline is cheapest for Lucknow to Trivandrum flights?
IndiGo and Air India tend to offer the best fares between Lucknow and Trivandrum. Air India often provides better overall value when checked baggage and meals are factored in. Prices are most competitive when booked 6-8 weeks in advance.
How far in advance should I book Lucknow to Trivandrum flights?
For the best fares, book 6-8 weeks in advance. Last-minute domestic bookings can cost 40-60% more, especially during holidays and long weekends. Tuesday and Wednesday departures tend to be cheapest.
How long is the flight from Lucknow to Trivandrum?
A direct flight would take around 3 hours 10 minutes, but most services on this route connect through Delhi or Mumbai. With a layover, expect a total travel time of roughly 4-6 hours depending on connection timing.
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Last updated: April 2026