# Distance between Houston, TX (HOU) and Block Island, RI (BID)

Flight distance from Houston to Block Island (Houston William P. Hobby Airport – Block Island State Airport) is 1548 miles / 2491 kilometers / 1345 nautical miles. Estimated flight time is 3 hours 25 minutes.

Driving distance from Houston (HOU) to Block Island (BID) is 1813 miles / 2917 kilometers and travel time by car is about 32 hours 55 minutes.

## Map of flight path and driving directions from Houston to Block Island.

Shortest flight path between Houston William P. Hobby Airport (HOU) and Block Island State Airport (BID).

## How far is Block Island from Houston?

There are several ways to calculate distances between Houston and Block Island. Here are two common methods:

Vincenty's formula (applied above)
• 1548.119 miles
• 2491.456 kilometers
• 1345.279 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
• 1546.474 miles
• 2488.809 kilometers
• 1343.849 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

## Airport information

A Houston William P. Hobby Airport
City: Houston, TX
Country: United States
IATA Code: HOU
ICAO Code: KHOU
Coordinates: 29°38′43″N, 95°16′44″W

B Block Island State Airport
City: Block Island, RI
Country: United States
IATA Code: BID
ICAO Code: KBID
Coordinates: 41°10′5″N, 71°34′40″W

## Time difference and current local times

The time difference between Houston and Block Island is 1 hour. Block Island is 1 hour ahead of Houston.

CDT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 183 kg (402 pounds).

## Frequent Flyer Miles Calculator

Houston (HOU) → Block Island (BID).

Distance:
1548
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1548

Round trip?