How far is Tatitlek, AK, from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Tatitlek (Tatitlek Airport) is 2735 miles / 4402 kilometers / 2377 nautical miles.

The driving distance from Chicago (ORD) to Tatitlek (TEK) is 3560 miles / 5730 kilometers, and travel time by car is about 70 hours 33 minutes.

Distance from Chicago to Tatitlek

There are several ways to calculate the distance from Chicago to Tatitlek. Here are two standard methods:

Vincenty's formula (applied above)

• 2735.029 miles
• 4401.603 kilometers
• 2376.675 nautical miles

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

Haversine formula

• 2728.123 miles
• 4390.488 kilometers
• 2370.674 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).

How long does it take to fly from Chicago to Tatitlek?

The estimated flight time from Chicago O'Hare International Airport to Tatitlek Airport is 5 hours and 40 minutes.

What is the time difference between Chicago and Tatitlek?

The time difference between Chicago and Tatitlek is 3 hours. Tatitlek is 3 hours behind Chicago.

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Tatitlek Airport (TEK)

On average, flying from Chicago to Tatitlek generates about 303 kg of CO2 per passenger, and 303 kilograms equals 667 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Chicago to Tatitlek

See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Tatitlek Airport (TEK).

Airport information

Origin	Chicago O'Hare International Airport
City:	Chicago, IL
Country:	United States
IATA Code:	ORD
ICAO Code:	KORD
Coordinates:	41°58′42″N, 87°54′17″W

Destination	Tatitlek Airport
City:	Tatitlek, AK
Country:	United States
IATA Code:	TEK
ICAO Code:	PAKA
Coordinates:	60°52′17″N, 146°41′25″W