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ATL to UGN: distance & flight time
Atlanta (Hartsfield Jackson Atlanta International Airport) → Chicago (Waukegan National Airport)
635 mi
1,022 km · 552 nm
1h 51m
estimated nonstop flight time
-1h
time difference · heading north
See live ATL→UGN fares Phone-only fares on this route — call free
Flight time details
635 miles nonstop takes roughly 1h 51m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- ATL — Hartsfield Jackson Atlanta International Airport · Atlanta, United States
- UGN — Waukegan National Airport · Chicago, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near ATL
- FTY · Fulton County Airport Brown Field11 mi away
- PDK · DeKalb Peachtree Airport18 mi away
- MGE · Dobbins Air Reserve Base20 mi away
- LZU · Gwinnett County Briscoe Field36 mi away
Near UGN
- ORD · Chicago O'Hare International Airport31 mi away
- ENW · Kenosha Regional Airport12 mi away
- PWK · Chicago Executive Airport21 mi away
- RAC · John H Batten Airport24 mi away
Frequently asked questions
How far is ATL from UGN?
The flight distance from Atlanta (ATL) to Chicago (UGN) is 635 miles (1,022 km, 552 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ATL to UGN?
A nonstop flight takes about 1h 51m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Atlanta and Chicago?
Chicago is 1 hour behind Atlanta.
What is the cheapest way to fly from ATL to UGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ATL–UGN that never appear on search engines, with no booking fees.