588 km · 11 toll plazas · about 9 h 20 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 Patna to Kanpur is 588 km via Purvanchal Expressway, NH922 — a long day that needs an early start.
You cross 11 toll plazas across Bihar, Uttar Pradesh. For a car the published fees add up to ₹205 one way, about ₹0.35 per km, cheaper than most highway corridors. 9 plazas on this route do not publish fees in the NHAI dataset; budget about ₹720 extra to be safe.
States on the way: BiharUttar Pradesh
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 | Kulhariya | 41 | Bihar | ₹105 | ₹160 | ₹3,535 | ₹170 | ₹360 | ₹565 |
| 2 | Dalsagar | 117 | Bihar | ₹100 | ₹150 | ₹3,305 | ₹160 | ₹335 | ₹525 |
| 3 | Belsaristate | 150 | Uttar Pradesh | n/a | — | — | — | — | — |
| 4 | Sathiyonstate | 231 | Uttar Pradesh | n/a | — | — | — | — | — |
| 5 | Sehdastate | 251 | Uttar Pradesh | n/a | — | — | — | — | — |
| 6 | Fulvariyastate | 281 | Uttar Pradesh | n/a | — | — | — | — | — |
| 7 | Bhelarastate | 302 | Uttar Pradesh | n/a | — | — | — | — | — |
| 8 | Dostpurstate | 323 | Uttar Pradesh | n/a | — | — | — | — | — |
| 9 | Unchgaonstate | 426 | Uttar Pradesh | n/a | — | — | — | — | — |
| 10 | Gharkuiyastate | 448 | Uttar Pradesh | n/a | — | — | — | — | — |
| 11 | Mahurakalanstate | 475 | Uttar Pradesh | n/a | — | — | — | — | — |
| Total (published fees) | 588 | ₹205 | ₹310 | ₹330 | ₹695 | ₹1,090 |
Totals for all 11 plazas, including our estimate for 9 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 | ₹925 | ₹1,750 | ₹1,156 |
| LCV / Mini bus | ₹1,455 | ₹2,745 | ₹1,817 |
| Bus / Truck (2 axle) | ₹3,035 | ₹5,725 | ₹3,794 |
| 3-axle commercial | ₹3,500 | ₹6,630 | ₹4,373 |
| 4–6 axle (MAV) | ₹4,825 | ₹9,105 | ₹6,033 |
| 7+ axle (oversized) | ₹5,825 | ₹10,990 | ₹7,281 |
One way, 588 km, at Bihar prices (petrol ₹114.33/L, diesel ₹100.28/L). Typical highway mileage; change it in the calculator for your car.
| Car type | Petrol | Diesel | CNG | Electric |
|---|---|---|---|---|
| Hatchback | ₹3,734 | ₹2,679 | ₹2,103 | ₹1,470 |
| Sedan | ₹4,480 | ₹3,103 | ₹2,485 | ₹1,680 |
| SUV / MUV | ₹6,110 | ₹4,211 | ₹3,216 | ₹2,138 |
Petrol is cheapest in Uttar Pradesh (₹102.35/L) and dearest in Bihar (₹114.33/L). Filling the ~39 litres you need in Uttar Pradesh saves about ₹469 versus buying it all in Bihar.
For the same sedan, fuel for one way costs ₹4,480 on petrol, ₹3,103 on diesel and about ₹1,680 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 2 crossings one way — worth about ₹31 of pass value against ₹205 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 ₹310 instead of ₹410 — a 24% discount that FASTag applies automatically.
About ₹925 one way with FASTag across 11 plazas — ₹205 in published fees plus ~₹720 estimated for 9 plazas that don't publish rates. A return within 24 hours costs ₹1,750. Without FASTag you pay 1.25x by UPI: ₹1,156.
11 on the fastest route: Kulhariya, Dalsagar, Belsari, Sathiyon, Sehda, Fulvariya, Bhelara, Dostpur, Unchgaon, Gharkuiya, Mahurakalan.
About 39 litres for a car doing 15 km/l (₹4,480 at Patna prices). A hatchback at 18 km/l needs ~33 L; an SUV at 11 km/l needs ~53 L.
Around ₹5,405 one way for a petrol sedan (fuel ₹4,480 + toll ₹925), or ₹10,711 for a same-day return. Split between four people that is ₹1,351 each, one way.
Plan on about 9 h 20 min including short breaks. Free-flowing traffic can do it in 6 h 46 min, but towns, trucks and plaza queues usually add time.
One way with FASTag: bus/2-axle truck ₹3,035, 3-axle ₹3,500, 4–6 axle ₹4,825, 7+ axle ₹5,825 (includes estimates for plazas without published fees).
Yes, plazas charge the same fee in both directions, so the Kanpur to Patna toll is the same ~₹925 for a car. Fuel cost differs only if you fill up at Kanpur'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