Air Miles Calculator

Distance between Chicago, IL (MDW) and Portland, ME (PWM)

Flight distance from Chicago to Portland (Chicago Midway International Airport – Portland International Jetport) is 895 miles / 1441 kilometers / 778 nautical miles. Estimated flight time is 2 hours 11 minutes.

Driving distance from Chicago (MDW) to Portland (PWM) is 1088 miles / 1751 kilometers and travel time by car is about 19 hours 17 minutes.

Map of flight path and driving directions from Chicago to Portland.

Shortest flight path between Chicago Midway International Airport (MDW) and Portland International Jetport (PWM).

How far is Portland from Chicago?

There are several ways to calculate distances between Chicago and Portland. Here are two common methods:

Vincenty's formula (applied above)
  • 895.382 miles
  • 1440.977 kilometers
  • 778.066 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
  • 893.070 miles
  • 1437.256 kilometers
  • 776.056 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 Chicago Midway International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: MDW
ICAO Code: KMDW
Coordinates: 41°47′9″N, 87°45′8″W

B Portland International Jetport
City: Portland, ME
Country: United States Flag of United States
IATA Code: PWM
ICAO Code: KPWM
Coordinates: 43°38′46″N, 70°18′33″W

Time difference and current local times

The time difference between Chicago and Portland is 1 hour. Portland is 1 hour ahead of Chicago.

Time Difference

Chicago, IL

 CDT

Portland, ME

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 143 kg (316 pounds).

Frequent Flyer Miles Calculator

Chicago (MDW) → Portland (PWM).

Distance:
895
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
895

Round trip?