Need help booking?
Unpublished phone-only deals available
UGN to SQL: distance & flight time
Chicago (Waukegan National Airport) → San Carlos (San Carlos Airport)
1,839 mi
2,960 km · 1,598 nm
4h 4m
estimated nonstop flight time
-2h
time difference · heading west
See live UGN→SQL fares Phone-only fares on this route — call free
Flight time details
1,839 miles nonstop takes roughly 4h 4m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- UGN — Waukegan National Airport · Chicago, United States
- SQL — San Carlos Airport · San Carlos, 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 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
Near SQL
- SFO · San Francisco International Airport10 mi away
- PAO · Palo Alto Airport of Santa Clara County8 mi away
- HWD · Hayward Executive Airport12 mi away
- NUQ · Moffett Federal Airfield13 mi away
Frequently asked questions
How far is UGN from SQL?
The flight distance from Chicago (UGN) to San Carlos (SQL) is 1,839 miles (2,960 km, 1,598 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UGN to SQL?
A nonstop flight takes about 4h 4m 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 San Carlos?
San Carlos is 2 hours behind Chicago.
What is the cheapest way to fly from UGN to SQL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UGN–SQL that never appear on search engines, with no booking fees.