Need help booking?
Unpublished phone-only deals available
SFO to UGN: distance & flight time
San Francisco (San Francisco International Airport) → Chicago (Waukegan National Airport)
1,843 mi
2,966 km · 1,601 nm
4h 5m
estimated nonstop flight time
+2h
time difference · heading east
See live SFO→UGN fares Phone-only fares on this route — call free
Flight time details
1,843 miles nonstop takes roughly 4h 5m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- SFO — San Francisco International Airport · San Francisco, 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 SFO
- SQL · San Carlos Airport10 mi away
- HAF · Half Moon Bay Airport10 mi away
- OAK · Metropolitan Oakland International Airport11 mi away
- NGZ · Alameda Naval Air Station12 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 SFO from UGN?
The flight distance from San Francisco (SFO) to Chicago (UGN) is 1,843 miles (2,966 km, 1,601 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SFO to UGN?
A nonstop flight takes about 4h 5m 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 San Francisco and Chicago?
Chicago is 2 hours ahead of San Francisco.
What is the cheapest way to fly from SFO to UGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SFO–UGN that never appear on search engines, with no booking fees.