Cheap flights from Bengaluru to Thiruvananthapuram from $63 BLR → TRV

Found recently, and the cheapest we hold

It is also the cheapest return we hold, of any age.

What have prices looked like?

Over 43 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $122 to $157.

At $122, the cheapest return found recently is at the low end of that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 7-night return fares leaving within 3 days of 14 Dec to compare.

Every date we hold

23 fares on 2 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $122.

Found recently, and the cheapest we hold

What have prices looked like?

Over 47 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $58 to $73.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

Yes. Among one-way fares leaving within 3 days of 29 Dec, 31 Dec costs $62: $1 less than the cheapest found recently.

IndiGo · Kempegowda International Airport (BLR) → Trivandrum International Airport (TRV) · 1 stop · found 8 days ago

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Every date we hold

73 fares on 13 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $58.

Return

Fares 90 to 179 days before departure were typically 5% lower than 30 to 59 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (43 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

The cheapest fares were 14 to 29 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (47 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Bengaluru to Thiruvananthapuram?

The cheapest return found recently is $122 with IndiGo, 14 Dec to 21 Dec, found 2 days ago.

How much is a one-way flight from Bengaluru to Thiruvananthapuram?

The cheapest one-way found recently is $63 with IndiGo, 29 Dec, found 2 days ago. The cheapest one-way we hold, of any age, is $58 with IndiGo, 15 Dec, found 7 days ago. The cheapest one-way fare on each of 13 departure dates is usually $62 to $64.

What is the cheapest month to fly from Bengaluru to Thiruvananthapuram?

December 2026 is the cheapest month for a return, from $122, 14 Dec to 21 Dec, found 2 days ago. It is the cheapest month for a one-way too, from $58, 15 Dec, found 7 days ago.

How far ahead should I book a flight from Bengaluru to Thiruvananthapuram?

In 43 days of prices between 24 Sept and 11 Nov, return fares 90 to 179 days before departure were typically 5% lower than 30 to 59 days before departure. In 47 days of prices between 24 Sept and 11 Nov, one-way fares were cheapest 14 to 29 days before departure.

Is there a direct flight from Bengaluru to Thiruvananthapuram?

Yes, the cheapest nonstop return found recently is $135 with IndiGo, 14 Dec to 21 Dec, found 2 days ago. The cheapest nonstop one-way found recently is $77 with IndiGo, 29 Oct 2027, found 2 days ago.

Every nonstop date from Bengaluru to Thiruvananthapuram

How long is the flight from Bengaluru to Thiruvananthapuram?

The cheapest nonstop one-way found recently, with IndiGo on 29 Oct 2027, takes 1 h 20 min from Kempegowda International Airport (BLR) to Trivandrum International Airport (TRV). The cheapest one-way found recently, with IndiGo on 29 Dec, takes 4 h 20 min with 1 stop.

Which airlines have the cheapest flights from Bengaluru to Thiruvananthapuram?

Between 10 Dec and 29 Oct 2027, IndiGo has the cheapest one-way on all 13 departure dates we hold.