O'Hare International Airport
17 miles (27 km) from the city centre. 84.9 million passengers in 2025
| How | Route | Time | Cost |
|---|---|---|---|
| Train | CTA Blue Line to the Loop, runs 24 hours | about 42m | $5 |
5 airlines fly nonstop from Atlanta to Chicago.
Checking today’s fares with the airlines.
| Airline | From | To |
|---|---|---|
| Delta Air Lines | ATL Hartsfield-Jackson Atlanta International Airport | ORD O'Hare International Airport |
| Delta Air Lines | ATL Hartsfield-Jackson Atlanta International Airport | MDW Midway International Airport |
| American Airlines | ATL Hartsfield-Jackson Atlanta International Airport | ORD O'Hare International Airport |
| Southwest Airlines | ATL Hartsfield-Jackson Atlanta International Airport | MDW Midway International Airport |
| Frontier Airlines | ATL Hartsfield-Jackson Atlanta International Airport | MDW Midway International Airport |
| Frontier Airlines | ATL Hartsfield-Jackson Atlanta International Airport | ORD O'Hare International Airport |
| United Airlines | ATL Hartsfield-Jackson Atlanta International Airport | ORD O'Hare International Airport |
Nonstop service as of October 2026. Airlines change schedules seasonally.
17 miles (27 km) from the city centre. 84.9 million passengers in 2025
| How | Route | Time | Cost |
|---|---|---|---|
| Train | CTA Blue Line to the Loop, runs 24 hours | about 42m | $5 |
12 miles (19 km) from the city centre. 19.4 million passengers in 2025
| How | Route | Time | Cost |
|---|---|---|---|
| Train | CTA Orange Line to the Loop (all day, not overnight) | about 22m | $2.50 |
Domestic travel within the United States: no passport or visa is needed, but adults must show a REAL ID-compliant license or another accepted ID at airport security.
Chicago is 1 hour behind Atlanta. Chicago uses the US dollar (USD).
Read the Chicago guide: when to go, weather, airports and tips
Nonstop flight times vary by airline and season; flights with a connection take longer.
As of October 2026, Delta Air Lines, American Airlines, Southwest Airlines, Frontier Airlines and United Airlines fly this route nonstop.
Nonstop flights leave from Hartsfield-Jackson Atlanta International Airport (ATL) and arrive at O'Hare International Airport (ORD) and Midway International Airport (MDW).
About 589 miles (948 km), measured between the city centres.
Chicago is 1 hour behind Atlanta.
Domestic travel within the United States: no passport or visa is needed, but adults must show a REAL ID-compliant license or another accepted ID at airport security.
CTA Blue Line to the Loop, runs 24 hours, about 42 minutes, $5.
Information checked in October 2026. Schedules, fares and entry rules change, so confirm with the airline or the official source before you travel.