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RJK to UGN: distance & flight time
Rijeka (Rijeka Airport) → Chicago (Waukegan National Airport)
4,732 mi
7,615 km · 4,112 nm
9h 45m
estimated nonstop flight time
-7h
time difference · heading northwest
See live RJK→UGN fares Phone-only fares on this route — call free
Flight time details
4,732 miles nonstop takes roughly 9h 45m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- RJK — Rijeka Airport · Rijeka, Croatia
- 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 RJK
- PUY · Pula Airport39 mi away
- LSZ · Lošinj Island Airport46 mi away
- POW · Portoroz Airport50 mi away
- TRS · Trieste–Friuli Venezia Giulia Airport68 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 RJK from UGN?
The flight distance from Rijeka (RJK) to Chicago (UGN) is 4,732 miles (7,615 km, 4,112 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RJK to UGN?
A nonstop flight takes about 9h 45m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from RJK to UGN?
Nonstop service on RJK–UGN depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 9h 45m nonstop estimate.
What is the time difference between Rijeka and Chicago?
Chicago is 7 hours behind Rijeka.
What is the cheapest way to fly from RJK to UGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RJK–UGN that never appear on search engines, with no booking fees.
Why are some RJK to UGN fares phone-only?
Consolidator contracts let us sell certain RJK–UGN tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.