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SNR to UGN: distance & flight time
St.-nazaire (Saint-Nazaire-Montoir Airport) → Chicago (Waukegan National Airport)
3,992 mi
6,424 km · 3,469 nm
8h 18m
estimated nonstop flight time
-7h
time difference · heading northwest
See live SNR→UGN fares Phone-only fares on this route — call free
Flight time details
3,992 miles nonstop takes roughly 8h 18m 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
- SNR — Saint-Nazaire-Montoir Airport · St.-nazaire, France
- 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 SNR
- LBY · La Baule-Escoublac Airport9 mi away
- NTE · Nantes Atlantique Airport28 mi away
- VNE · Vannes-Meucon Airport39 mi away
- IDY · Île d'Yeu Airport42 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 SNR from UGN?
The flight distance from St.-nazaire (SNR) to Chicago (UGN) is 3,992 miles (6,424 km, 3,469 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SNR to UGN?
A nonstop flight takes about 8h 18m 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 St.-nazaire and Chicago?
Chicago is 7 hours behind St.-nazaire.
What is the cheapest way to fly from SNR to UGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SNR–UGN that never appear on search engines, with no booking fees.