How far is Duluth, MN, from Chicago, IL?
The distance between Chicago (Chicago O'Hare International Airport) and Duluth (Duluth International Airport) is 397 miles / 639 kilometers / 345 nautical miles.
The driving distance from Chicago (ORD) to Duluth (DLH) is 463 miles / 745 kilometers, and travel time by car is about 8 hours 53 minutes.
Chicago O'Hare International Airport – Duluth International Airport
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Distance from Chicago to Duluth
There are several ways to calculate the distance from Chicago to Duluth. Here are two standard methods:
Vincenty's formula (applied above)- 397.127 miles
- 639.113 kilometers
- 345.094 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- 397.006 miles
- 638.920 kilometers
- 344.989 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 Duluth?
The estimated flight time from Chicago O'Hare International Airport to Duluth International Airport is 1 hour and 15 minutes.
What is the time difference between Chicago and Duluth?
Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Duluth International Airport (DLH)
On average, flying from Chicago to Duluth generates about 83 kg of CO2 per passenger, and 83 kilograms equals 184 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 Duluth
See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Duluth International Airport (DLH).
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 | Duluth International Airport |
|---|---|
| City: | Duluth, MN |
| Country: | United States |
| IATA Code: | DLH |
| ICAO Code: | KDLH |
| Coordinates: | 46°50′31″N, 92°11′36″W |
Airlines flying from Chicago (ORD) to Duluth (DLH)
| United Airlines |