Mexico City, Mexico → San Juan, Puerto Rico · ✈ 4h 50min · 🚗 56h 23min
1,874 nautical miles · Time difference: +3h ahead · Direction: east
The distance from Mexico City to San Juan is 3,470 km (2,156 miles). The fastest way to travel is by flight. A direct flight takes approximately 4h 50min.
The straight-line distance from Mexico City, Mexico to San Juan, Puerto Rico is approximately 3,470 kilometers (2,156 miles or 1,874 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.
San Juan is located east of Mexico City. Mexico City is in North America, in the Central region of Mexico, while San Juan is in North America, in San Juan, Puerto Rico. Both cities are in North America.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 3,470 km | ~4h 50min | Best option for speed |
| 🚗 Drive | ~4,511 km | ~56h 23min | Long journey, consider stops |
Our recommendation: flight is typically the best way to travel from Mexico City to San Juan. For 3,470 km, flying saves significant time and is usually the most practical choice.
Based on an estimated road distance of 4,511 km, fuel costs for driving from Mexico City to San Juan are approximately $361–$677 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.
Mexico City sits at 19.4326°N, 99.1332°W, while San Juan is located at 18.4655°N, 66.1057°W. The initial compass bearing from Mexico City to San Juan is 86° (E), so a great-circle flight path leaves Mexico City heading roughly E. 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 0.97° and the longitude difference is 33.03°. 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.
The geographic midpoint between Mexico City and San Juan is approximately 19.7027°N, 82.5702°W. This is the great-circle halfway position — the spot where you would be exactly 1,735 km from each city. On long-haul flights this point usually falls over open ocean or remote terrain, which is why in-flight maps often look "empty" mid-route.
San Juan is roughly 3 hours ahead of Mexico City. When it is 09:00 in Mexico City, it is approximately 12:00 in San Juan. A 3-hour shift is small enough that most travelers adjust within a day. Daylight saving time can shift the offset by an hour during certain months, so confirm the exact difference for your specific travel dates.
Mexico City is a major city in Mexico with a population of approximately 9,209,944. Located in the Central region, it is an important hub in North America. As one of the largest cities in Mexico, Mexico City is a major international gateway with extensive air connections and multiple airports.
→ See all distances from Mexico City
San Juan is a notable city in Puerto Rico with a population of approximately 318,441. Situated in the San Juan region, it serves as a key destination in North America. San Juan is a popular destination in the San Juan region of Puerto Rico, known for its unique character and attractions.
→ See all distances from San Juan
3,470 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.
The 3,470 km between Mexico City and San Juan means a beam of light could travel this distance in approximately 11.6 milliseconds — but a flight still takes 4h 50min.
The straight-line distance from Mexico City to San Juan is approximately 3,470 kilometers (2,156 miles, 1,874 nautical miles).
A direct flight takes approximately 4h 50min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 56h 23min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
San Juan is approximately +3h ahead compared to Mexico City.
The estimated road distance is approximately 4,511 km, which is about 30% longer than the 3,470 km straight-line distance.
📍 Data: Coordinates from OpenStreetMap contributors. Distances calculated using the Haversine formula. Travel times are estimates only. Last verified: April 21, 2026.