Buenos Aires to Asuncion: Exactly 1,041 km (647 mi)

Buenos Aires, Argentina → Asuncion, Paraguay · ✈ 1h 48min · 🚗 16h 55min

1,041
Kilometers
647
Miles
~1h 48min
Flight Time
~16h 55min
Driving Time

562 nautical miles · Time difference: Same timezone · Direction: north

Quick Answer

The distance from Buenos Aires to Asuncion is 1,041 km (647 miles). The fastest way to travel is by flight. A direct flight takes approximately 1h 48min.

Distance Overview: Buenos Aires to Asuncion

The straight-line distance from Buenos Aires, Argentina to Asuncion, Paraguay is approximately 1,041 kilometers (647 miles or 562 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.

Asuncion is located north of Buenos Aires. Buenos Aires is in South America, in the Buenos Aires region of Argentina, while Asuncion is in South America, in Central, Paraguay. Both cities are in South America.

Travel Options: Buenos Aires to Asuncion

ModeDistanceEst. TimeBest For
✈️ Flight 1,041 km ~1h 48min Best option for speed
🚗 Drive ~1,353 km ~16h 55min Long journey, consider stops
🚂 Regular Train ~1,249 km ~10h 25min Scenic but slow

Our recommendation: flight is typically the best way to travel from Buenos Aires to Asuncion. For 1,041 km, flying saves significant time and is usually the most practical choice.

Driving Cost Estimate

Based on an estimated road distance of 1,353 km, fuel costs for driving from Buenos Aires to Asuncion are approximately $108–$203 USD (at $0.08–$0.15 per km, depending on vehicle efficiency and local fuel prices). Additional costs may include tolls, parking, and accommodation for longer trips.

Coordinates & Bearing

Buenos Aires sits at 34.6037°S, 58.3816°W, while Asuncion is located at 25.2637°S, 57.5759°W. The initial compass bearing from Buenos Aires to Asuncion is (N), so a great-circle flight path leaves Buenos Aires heading roughly N. Because the Earth is curved, the actual heading shifts gradually along the route — pilots and navigation systems update it continuously instead of holding a single fixed compass bearing.

The latitude difference is 9.34° and the longitude difference is 0.81°. Each degree of latitude represents about 111 km, which is one reason cross-latitude routes feel longer even when the map looks similar to east–west journeys.

Halfway Point

The geographic midpoint between Buenos Aires and Asuncion is approximately 29.9343°S, 57.9598°W. This is the great-circle halfway position — the spot where you would be exactly 521 km from each city. For road trips, a stop near this latitude/longitude makes for a natural overnight or lunch break.

Time Zone Difference

Buenos Aires and Asuncion share the same approximate time zone, so meetings, calls, and arrivals don't require any clock adjustment. This makes the route especially convenient for short business trips. Daylight saving time can shift the offset by an hour during certain months, so confirm the exact difference for your specific travel dates.

About Buenos Aires

Buenos Aires is a major city in Argentina with a population of approximately 3,075,646. Located in the Buenos Aires region, it is an important hub in South America. Buenos Aires is a significant metropolitan area in Argentina with good domestic and international transport connections.

See all distances from Buenos Aires

About Asuncion

Asuncion is a notable city in Paraguay with a population of approximately 525,294. Situated in the Central region, it serves as a key destination in South America. Asuncion is a popular destination in the Central region of Paraguay, known for its unique character and attractions.

Distance in Context

1,041 km is a long-distance route that typically requires air travel. This is comparable to spanning a large continent. For context, London to Dubai is about 5,500 km.

Did You Know?

At 1,041 km, the Buenos Aires-Asuncion route is about 2.6% of Earth's circumference. A commercial jet covers this distance in about 1h 48min.

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Frequently Asked Questions

How far is Buenos Aires from Asuncion?

The straight-line distance from Buenos Aires to Asuncion is approximately 1,041 kilometers (647 miles, 562 nautical miles).

How long does it take to fly from Buenos Aires to Asuncion?

A direct flight takes approximately 1h 48min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.

How long is the drive from Buenos Aires to Asuncion?

Estimated driving time is approximately 16h 55min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.

What is the time difference between Buenos Aires and Asuncion?

Asuncion is approximately Same timezone compared to Buenos Aires.

What is the road distance from Buenos Aires to Asuncion?

The estimated road distance is approximately 1,353 km, which is about 30% longer than the 1,041 km straight-line distance.

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📍 Data: Coordinates from OpenStreetMap contributors. Distances calculated using the Haversine formula. Travel times are estimates only. Last verified: April 21, 2026.