# Distance between Casper, WY (CPR) and Ottawa (YOW)

Flight distance from Casper to Ottawa (Casper–Natrona County International Airport – Ottawa Macdonald–Cartier International Airport) is 1531 miles / 2465 kilometers / 1331 nautical miles. Estimated flight time is 3 hours 23 minutes.

Driving distance from Casper (CPR) to Ottawa (YOW) is 1847 miles / 2973 kilometers and travel time by car is about 32 hours 49 minutes.

## Map of flight path and driving directions from Casper to Ottawa.

Shortest flight path between Casper–Natrona County International Airport (CPR) and Ottawa Macdonald–Cartier International Airport (YOW).

## How far is Ottawa from Casper?

There are several ways to calculate distances between Casper and Ottawa. Here are two common methods:

Vincenty's formula (applied above)
• 1531.384 miles
• 2464.524 kilometers
• 1330.737 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
• 1527.254 miles
• 2457.877 kilometers
• 1327.147 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 Casper–Natrona County International Airport
City: Casper, WY
Country: United States
IATA Code: CPR
ICAO Code: KCPR
Coordinates: 42°54′28″N, 106°27′50″W

B Ottawa Macdonald–Cartier International Airport
City: Ottawa
IATA Code: YOW
ICAO Code: CYOW
Coordinates: 45°19′20″N, 75°40′9″W

## Time difference and current local times

The time difference between Casper and Ottawa is 2 hours. Ottawa is 2 hours ahead of Casper.

MDT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 181 kg (400 pounds).

## Frequent Flyer Miles Calculator

Casper (CPR) → Ottawa (YOW).

Distance:
1531
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1531

Round trip?