Need help booking?
Unpublished phone-only deals available
ORD to PRG: distance & flight time
Chicago (Chicago O'Hare International Airport) → Prague (Václav Havel Airport Prague)
4,535 mi
7,298 km · 3,940 nm
9h 21m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ORD→PRG fares Phone-only fares on this route — call free
Flight time details
4,535 miles nonstop takes roughly 9h 21m 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
- PRG — Václav Havel Airport Prague · Prague, Czech Republic
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 PRG
- VOD · Vodochody Airport10 mi away
- KLV · Karlovy Vary International Airport60 mi away
- PED · Pardubice Airport66 mi away
- DRS · Dresden Airport75 mi away
Frequently asked questions
How far is ORD from PRG?
The flight distance from Chicago (ORD) to Prague (PRG) is 4,535 miles (7,298 km, 3,940 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ORD to PRG?
A nonstop flight takes about 9h 21m 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 Prague?
Prague is 7 hours ahead of Chicago.
What is the cheapest way to fly from ORD to PRG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ORD–PRG that never appear on search engines, with no booking fees.