623 km · 8 toll plazas · about 11 h 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 Ooty to Chennai is 623 km via NH75, Bengaluru-Mysuru Expressway — a long day that needs an early start.
You cross 8 toll plazas across Tamil Nadu, Karnataka. For a car the published fees add up to ₹535 one way, about ₹0.86 per km. 2 plazas on this route do not publish fees in the NHAI dataset; budget about ₹160 extra to be safe.
States on the way: Tamil NaduKarnataka
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 | Kekkanahalla checkpoststate | 71 | Karnataka | n/a | — | — | — | — | — |
| 2 | K N Hundy | 145 | Karnataka | ₹60 | ₹90 | ₹2,020 | ₹100 | ₹205 | ₹320 |
| 3 | Gananguru | 180 | Karnataka | ₹175 | ₹260 | ₹5,810 | ₹280 | ₹590 | ₹925 |
| 4 | Kaniminini (LHS) | 272 | Karnataka | ₹180 | ₹270 | ₹5,945 | ₹290 | ₹605 | ₹945 |
| 5 | Mysore Road (P5)state | 279 | Karnataka | n/a | — | — | — | — | — |
| 6 | Hoskote | 319 | Karnataka | ₹25 | ₹35 | ₹685 | ₹40 | ₹80 | ₹130 |
| 7 | Chennasamudram | 518 | Tamil Nadu | ₹45 | ₹65 | ₹1,435 | ₹105 | ₹145 | ₹230 |
| 8 | Nemili (Sriperumbudur) | 585 | Tamil Nadu | ₹50 | ₹25 | ₹1,710 | ₹85 | ₹175 | ₹270 |
| Total (published fees) | 623 | ₹535 | ₹745 | ₹900 | ₹1,800 | ₹2,820 |
Totals for all 8 plazas, including our estimate for 2 plazas 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 | ₹695 | ₹1,065 | ₹869 |
| LCV / Mini bus | ₹1,150 | ₹1,630 | ₹1,437 |
| Bus / Truck (2 axle) | ₹2,320 | ₹3,420 | ₹2,900 |
| 3-axle commercial | ₹2,620 | ₹4,040 | ₹3,275 |
| 4–6 axle (MAV) | ₹3,650 | ₹5,625 | ₹4,564 |
| 7+ axle (oversized) | ₹4,410 | ₹6,785 | ₹5,514 |
One way, 623 km, at Tamil Nadu prices (petrol ₹108.78/L, diesel ₹100.59/L). Typical highway mileage; change it in the calculator for your car.
| Car type | Petrol | Diesel | CNG | Electric |
|---|---|---|---|---|
| Hatchback | ₹3,764 | ₹2,848 | ₹2,384 | ₹1,557 |
| Sedan | ₹4,517 | ₹3,298 | ₹2,817 | ₹1,780 |
| SUV / MUV | ₹6,160 | ₹4,476 | ₹3,646 | ₹2,265 |
Petrol is cheapest in Tamil Nadu (₹108.78/L) and dearest in Karnataka (₹111.30/L). Filling the ~42 litres you need in Tamil Nadu saves about ₹105 versus buying it all in Karnataka.
For the same sedan, fuel for one way costs ₹4,517 on petrol, ₹3,298 on diesel and about ₹1,780 on electric (public fast charging at ₹20/kWh; home charging is far cheaper). An EV with ~350 km real range needs about 2 charging stops on the way.
The pass costs ₹3,075 for 200 crossings (₹15.38 per crossing) on NHAI plazas. This trip uses 6 crossings one way — worth about ₹92 of pass value against ₹535 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 ₹745 instead of ₹1,070 — a 30% discount that FASTag applies automatically.
About ₹695 one way with FASTag across 8 plazas — ₹535 in published fees plus ~₹160 estimated for 2 plazas that don't publish rates. A return within 24 hours costs ₹1,065. Without FASTag you pay 1.25x by UPI: ₹869.
8 on the fastest route: Kekkanahalla checkpost, K N Hundy, Gananguru, Kaniminini (LHS), Mysore Road (P5), Hoskote, Chennasamudram, Nemili (Sriperumbudur).
About 42 litres for a car doing 15 km/l (₹4,517 at Ooty prices). A hatchback at 18 km/l needs ~35 L; an SUV at 11 km/l needs ~57 L.
Around ₹5,212 one way for a petrol sedan (fuel ₹4,517 + toll ₹695), or ₹10,100 for a same-day return. Split between four people that is ₹1,303 each, one way.
Plan on about 11 h including short breaks. Free-flowing traffic can do it in 7 h 52 min, but towns, trucks and plaza queues usually add time.
One way with FASTag: bus/2-axle truck ₹2,320, 3-axle ₹2,620, 4–6 axle ₹3,650, 7+ axle ₹4,410 (includes estimates for plazas without published fees).
Yes, plazas charge the same fee in both directions, so the Chennai to Ooty toll is the same ~₹695 for a car. Fuel cost differs only if you fill up at Chennai'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