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ORD to AAH: distance & flight time
Chicago (Chicago O'Hare International Airport) → Aachen (Aachen-Merzbrück Airport)
4,214 mi
6,782 km · 3,662 nm
8h 44m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ORD→AAH fares Phone-only fares on this route — call free
Flight time details
4,214 miles nonstop takes roughly 8h 44m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- ORD — Chicago O'Hare International Airport · Chicago, United States
- AAH — Aachen-Merzbrück Airport · Aachen, Germany
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 ORD
- PWK · Chicago Executive Airport9 mi away
- MDW · Chicago Midway International Airport15 mi away
- CGX · Chicago Meigs Airport17 mi away
- DPA · Dupage Airport18 mi away
Near AAH
- GKE · Geilenkirchen Air Base11 mi away
- MST · Maastricht Aachen Airport19 mi away
- MGL · Mönchengladbach Airport31 mi away
- LGG · Liège Airport35 mi away
Frequently asked questions
How far is ORD from AAH?
The flight distance from Chicago (ORD) to Aachen (AAH) is 4,214 miles (6,782 km, 3,662 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ORD to AAH?
A nonstop flight takes about 8h 44m 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 Chicago and Aachen?
Aachen is 7 hours ahead of Chicago.
What is the cheapest way to fly from ORD to AAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ORD–AAH that never appear on search engines, with no booking fees.