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WBU to RFD: distance & flight time
Boulder (Boulder Municipal Airport) → Rockford (Chicago Rockford International Airport)
851 mi
1,370 km · 740 nm
2h 19m
estimated nonstop flight time
+1h
time difference · heading east
See live WBU→RFD fares Phone-only fares on this route — call free
Flight time details
851 miles nonstop takes roughly 2h 19m 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
- RFD — Chicago Rockford International Airport · Rockford, 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 RFD
Frequently asked questions
How far is WBU from RFD?
The flight distance from Boulder (WBU) to Rockford (RFD) is 851 miles (1,370 km, 740 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to RFD?
A nonstop flight takes about 2h 19m 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 Rockford?
Rockford is 1 hour ahead of Boulder.
What is the cheapest way to fly from WBU to RFD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–RFD that never appear on search engines, with no booking fees.