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WBU to ILG: distance & flight time
Boulder (Boulder Municipal Airport) → Wilmington (New Castle Airport)
1,564 mi
2,517 km · 1,359 nm
3h 32m
estimated nonstop flight time
+2h
time difference · heading east
See live WBU→ILG fares Phone-only fares on this route — call free
Flight time details
1,564 miles nonstop takes roughly 3h 32m 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
- WBU — Boulder Municipal Airport · Boulder, United States
- ILG — New Castle Airport · Wilmington, 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 ILG
Frequently asked questions
How far is WBU from ILG?
The flight distance from Boulder (WBU) to Wilmington (ILG) is 1,564 miles (2,517 km, 1,359 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to ILG?
A nonstop flight takes about 3h 32m 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 Wilmington?
Wilmington is 2 hours ahead of Boulder.
What is the cheapest way to fly from WBU to ILG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–ILG that never appear on search engines, with no booking fees.