Patna to Kolkata Distance
368 miles•593 km•11.1 hours
Driving distance and route information from Patna, Indiato Kolkata, India. Compare multiple routes and get detailed travel information.
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FASTEST ROUTE
368.77 mi
(593.47 km)
⏱️11h 8m
Via NH22 → AH1 → NH19 → NH12
NH22 → AH1
💰 Tolls
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ALTERNATIVE ROUTE
371.9 mi
(598.52 km)
⏱️12h 60m
Via NH31 → AH42 → SH13 → AH1
NH31 → AH42
💰 Tolls
📏 Straight-line distance: 293 miles (471 km)
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Complete Driving Guide: Patna to Kolkata
Essential Route Information
TOTAL DISTANCE
368 mi
593 kilometers
DRIVING TIME
11.1 hours
666 minutes
FUEL ESTIMATE
49 L
$74 cost
📍 Route Overview
Starting PointPatna, Bihar
DestinationKolkata, West Bengal
Route Options2 available routes
Countries Crossed1 country
Time Zone ChangesCheck local times
🚗 Driving Details
Average Speed53 km/h
Straight-line Distance471 km
Route Efficiency79%
Toll RoadsYes - Budget required
Ferry CrossingsNo ferries
Compare All Routes from Patna to Kolkata
| Route Type | Distance | Drive Time | Avg Speed | Tolls |
|---|---|---|---|---|
| ⭐ Fastest Route | 369 mi (593 km) | 11.1 hours | 53 km/h | ✅ Yes |
| Alternative 1 | 372 mi (599 km) | 13 hours | 46 km/h | ✅ Yes |
Complete Journey Overview: Patna to Kolkata
The road journey from Patna to Kolkata spans approximately 368 miles (593 kilometers), making it a long-distance drive that typically requires 11.1 hours of continuous driving under normal traffic conditions.
This route connects Bihar, India with West Bengal, India, traversing through various regions within India. The journey offers 2 distinct routing options, each with unique advantages in terms of distance, time, or scenic value.
The fastest driving route from Patna to Kolkata follows the NH22 → AH1 → NH19 → NH12 corridor, maintaining an average speed of approximately 53 km/h. This corridor uses toll roads — budget for tolls along the way.
🗺️ Travel Planning Essentials
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Fuel Planning: Expect to use approximately 15 gallons (49 liters) of fuel for this 368 mile journey. Plan fuel stops every 250-300 miles.
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Rest Stops: For safety, plan a 15-minute break every 2 hours of driving. Total journey with breaks: 12.8 hours.
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Best Travel Times: Avoid peak traffic hours (7-9 AM and 5-7 PM) in major cities along your route for optimal travel time.
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Weather Check: Monitor weather conditions along the entire route, especially during winter months or rainy seasons.
💰 Cost Estimation Guide
Fuel Cost (approximate)$52
Toll Costs$18
Vehicle Wear & Tear (total, ~$0.25/mi)$92
Total Trip Cost$162
* Costs are estimates based on average fuel prices and vehicle maintenance. Actual costs may vary.
Alternative Transportation Options
🚗
By Car
11.1 hours
368 miles
✈️
By Plane
0.6 hours flight
471 km direct
🚌
By Bus
14.4 hours
Multiple stops
Patna to Kolkata - Frequently Asked Questions
What is the driving distance from Patna to Kolkata?
The driving distance from Patna to Kolkata is 368 miles (593 km) by the fastest route, which follows NH22 → AH1 → NH19 → NH12. The straight-line ("as the crow flies") distance is 471 km — driving distances are typically 20-40% longer than straight-line because roads must navigate around terrain and built environment.
How long does it take to drive from Patna to Kolkata?
The drive from Patna to Kolkata takes approximately 11h 8m of continuous driving at an average speed of 53 km/h. With a 15-minute rest stop every two hours, plan on roughly 12.8 hours of total trip time. Add additional time for traffic, weather, or border crossings.
What is the fastest route from Patna to Kolkata?
The fastest driving route from Patna to Kolkata is 368 miles (593 km) via NH22 → AH1 → NH19 → NH12, taking about 11h 8m. This corridor follows the major highway connection between the two cities and is optimized for travel time.
Are there alternative routes from Patna to Kolkata?
Yes, 2 routing options exist between Patna and Kolkata. Alternatives have similar total distance but use different road segments — useful if the primary corridor has heavy traffic or construction.
Does the route from Patna to Kolkata include tolls?
Yes, the fastest driving route from Patna to Kolkata includes toll roads along NH22 → AH1 → NH19 → NH12. Toll costs vary by vehicle class and exact path; check the route summary cards above for toll-road indicators on each route option.
How much fuel does it take to drive from Patna to Kolkata?
A standard car at 30 mpg uses approximately 12 gallons (49 liters) of fuel for the 368-mile (593-km) drive from Patna to Kolkata. At $3.50 per gallon that is roughly $42 in fuel cost; less efficient vehicles or higher local fuel prices will increase this proportionally.
How do I navigate from Patna to Kolkata?
Use the "Open this route in your nav app" buttons above the journey guide to launch turn-by-turn directions in Google Maps, Apple Maps, or Waze. Each link pre-fills Patna as the origin and Kolkata as the destination, so navigation begins as soon as the app opens.