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WBU to UGN: distance & flight time
Boulder (Boulder Municipal Airport) → Chicago (Waukegan National Airport)
915 mi
1,473 km · 795 nm
2h 27m
estimated nonstop flight time
+1h
time difference · heading east
See live WBU→UGN fares Phone-only fares on this route — call free
Flight time details
915 miles nonstop takes roughly 2h 27m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- WBU — Boulder Municipal Airport · Boulder, 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 WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 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 WBU from UGN?
The flight distance from Boulder (WBU) to Chicago (UGN) is 915 miles (1,473 km, 795 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to UGN?
A nonstop flight takes about 2h 27m 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 Boulder and Chicago?
Chicago is 1 hour ahead of Boulder.
What is the cheapest way to fly from WBU to UGN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–UGN that never appear on search engines, with no booking fees.