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CLS to UGN: distance & flight time
Chehalis (Chehalis Centralia Airport) → Chicago (Waukegan National Airport)
1,739 mi
2,799 km · 1,511 nm
3h 53m
estimated nonstop flight time
+2h
time difference · heading east
See live CLS→UGN fares Phone-only fares on this route — call free
Flight time details
1,739 miles nonstop takes roughly 3h 53m 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
- CLS — Chehalis Centralia Airport · Chehalis, 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 CLS
- OLM · Olympia Regional Airport21 mi away
- SEA · Seattle Tacoma International Airport62 mi away
- GRF · Gray Army Air Field34 mi away
- KLS · Southwest Washington Regional Airport39 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 CLS from UGN?
The flight distance from Chehalis (CLS) to Chicago (UGN) is 1,739 miles (2,799 km, 1,511 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CLS to UGN?
A nonstop flight takes about 3h 53m 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 CLS to UGN?
Nonstop service on CLS–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 3h 53m nonstop estimate.
What is the time difference between Chehalis and Chicago?
Chicago is 2 hours ahead of Chehalis.
What is the cheapest way to fly from CLS to UGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CLS–UGN that never appear on search engines, with no booking fees.
Why are some CLS to UGN fares phone-only?
Consolidator contracts let us sell certain CLS–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.