Chicago/Waukegan to St Louis (UGN–STL) — Airlines, Schedules & Connections

UGN Airport Page →
286 mi airlines charter/private
On-time Some delays Frequent delays
Flight Schedule Charter / private Verified 2mos ago
Charter / private route. No scheduled airline service — operated by charter & private aviation.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

1-STOP More options, longer trips
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Chicago/Waukegan to St Louis
Flown by charter / private operators — no scheduled airline service.
286 mi 23h 46m nonstop

UGN–STL has no scheduled airline service; it is flown by charter / private operators.

On-Time Performance

What to expect at each end of your journey.
Outbound
UGN → STL
94%
Generally reliable. Most flights run on time.
Arriving
94%
Return
STL → UGN
69%
Moderate delays possible. Allow buffer time.
Departing
69%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. STL delays →

Other ways to reach St Louis from Chicago/Waukegan

Nearby airports with service to St. Louis Lambert International Airport.
Metric UGN→STL ORD→STL MKE→STL
Distance from UGN 31 mi 36 mi
Nonstop airlines 23 4
Weekly flights 337 15
Flight time 23h 46m 0h 51m 1h 15m
Airports within 200 miles of UGN with service to St. Louis Lambert International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
0h
St Louis is 0 hours the same as Chicago/Waukegan.
UGN: CDT · STL: CDT

When it's 6:00 PM in Chicago/Waukegan, it's 6:00 PM in St Louis.
Distance & Flight Time
286 mi / 460 km
Nonstop flight time is approximately 23h 46m gate to gate.

UGN–STL Quick Facts

Key statistics for the Chicago/Waukegan to St Louis route.
Route details
Distance286 mi / 460 km
Flight time23h 46m
Time difference0 hours
Airlines (nonstop)Charter / private
Origin: UGN
IATA / ICAOUGN / KUGN
TimezoneAmerica/Chicago
Elevation727 ft / 222 m
Destination: STL
IATA / ICAOSTL / KSTL
TimezoneAmerica/Chicago
Passengers/yr15.6M
Elevation618 ft / 188 m

Frequently Asked Questions

Common questions about UGN to STL flights.
Nonstop flights from Waukegan National Airport to St. Louis Lambert International Airport take about 23h 46m gate to gate. The route covers 286 miles.
Yes, return flights from STL to UGN are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include ORD, MKE and MDW. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from UGN to STL

Waukegan National Airport (UGN) and St. Louis Lambert International Airport (STL) are connected through multiple connecting hub airports.

UGN to STL Flight Duration and Schedule

Nonstop flight time from UGN to STL is about 23 hours 46 minutes gate to gate. The route covers a distance of 286 miles (460 km).

Connecting Options and Alternatives

Nearby alternative airports include Chicago (ORD), Milwaukee (MKE) and Chicago (MDW).