236 km · 2 toll plazas · about 5 h 25 min on the road. Change the vehicle, fuel or mileage below and every number updates.
“est.” = this plaza doesn't publish fees in the NHAI dataset; we use the median fee for your vehicle class.
The road distance from Alleppey to Kanyakumari is 236 km via NH66 — doable in a single day with a couple of breaks.
You cross 2 toll plazas across Kerala, Tamil Nadu. For a car the published fees add up to ₹160 one way, about ₹0.68 per km. 1 plaza on this route does not publish fees in the NHAI dataset; budget about ₹80 extra to be safe.
States on the way: KeralaTamil Nadu
Fees for a single journey with FASTag. Return fees apply when you come back through the same plaza within 24 hours; a monthly pass covers 50 single journeys in a month.
| # | Toll plaza | At km | State | Car single | Car return | Car monthly | LCV | Bus/Truck | Multi-axle |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Kollam | 77 | Kerala | n/a | — | — | — | — | — |
| 2 | Thiruvallam | 154 | Kerala | ₹160 | ₹240 | ₹5,375 | ₹260 | ₹545 | ₹855 |
| Total (published fees) | 236 | ₹160 | ₹240 | ₹260 | ₹545 | ₹855 |
Totals for all 2 plazas, including our estimate for 1 plaza without published fees. “No FASTag” is the 1.25x UPI rate.
| Vehicle class | One way (FASTag) | Return in 24 h | No FASTag (UPI) |
|---|---|---|---|
| Car / Jeep / Van | ₹240 | ₹400 | ₹300 |
| LCV / Mini bus | ₹385 | ₹640 | ₹481 |
| Bus / Truck (2 axle) | ₹805 | ₹1,340 | ₹1,006 |
| 3-axle commercial | ₹900 | ₹1,505 | ₹1,125 |
| 4–6 axle (MAV) | ₹1,270 | ₹2,115 | ₹1,588 |
| 7+ axle (oversized) | ₹1,540 | ₹2,565 | ₹1,925 |
One way, 236 km, at Kerala prices (petrol ₹114.57/L, diesel ₹103.43/L). Typical highway mileage; change it in the calculator for your car.
| Car type | Petrol | Diesel | CNG | Electric |
|---|---|---|---|---|
| Hatchback | ₹1,500 | ₹1,108 | ₹897 | ₹589 |
| Sedan | ₹1,800 | ₹1,283 | ₹1,060 | ₹673 |
| SUV / MUV | ₹2,454 | ₹1,741 | ₹1,372 | ₹857 |
Petrol is cheapest in Tamil Nadu (₹108.78/L) and dearest in Kerala (₹114.57/L). Filling the ~16 litres you need in Tamil Nadu saves about ₹91 versus buying it all in Kerala.
For the same sedan, fuel for one way costs ₹1,800 on petrol, ₹1,283 on diesel and about ₹673 on electric (public fast charging at ₹20/kWh; home charging is far cheaper).
The pass costs ₹3,075 for 200 crossings (₹15.38 per crossing) on NHAI plazas. This trip uses 1 crossing one way — worth about ₹15 of pass value against ₹160 in regular fees. If you drive highways often, the pass pays off on this route.
Return within 24 hours and the car toll for the round trip is ₹240 instead of ₹320 — a 25% discount that FASTag applies automatically.
About ₹240 one way with FASTag across 2 plazas — ₹160 in published fees plus ~₹80 estimated for 1 plaza that don't publish rates. A return within 24 hours costs ₹400. Without FASTag you pay 1.25x by UPI: ₹300.
2 on the fastest route: Kollam, Thiruvallam.
About 16 litres for a car doing 15 km/l (₹1,800 at Alleppey prices). A hatchback at 18 km/l needs ~13 L; an SUV at 11 km/l needs ~21 L.
Around ₹2,040 one way for a petrol sedan (fuel ₹1,800 + toll ₹240), or ₹4,000 for a same-day return. Split between four people that is ₹510 each, one way.
Plan on about 5 h 25 min including short breaks. Free-flowing traffic can do it in 4 h, but towns, trucks and plaza queues usually add time.
One way with FASTag: bus/2-axle truck ₹805, 3-axle ₹900, 4–6 axle ₹1,270, 7+ axle ₹1,540 (includes estimates for plazas without published fees).
Yes, plazas charge the same fee in both directions, so the Kanyakumari to Alleppey toll is the same ~₹240 for a car. Fuel cost differs only if you fill up at Kanyakumari's state price.
Fees are revised every 1 April and some plazas change mid-year, so treat results as a close estimate. Spotted a wrong fee or a missing plaza? Tell us — we fix reported errors within 72 hours and log them on our corrections page.
Built and maintained by Nikhil Shrivastava. Full method: how the calculator works.
Last updated: 24 October 2026