Need help booking?
Unpublished phone-only deals available
ONO to ILM: distance & flight time
Ontario (Ontario Municipal Airport) → Wilmington (Wilmington International Airport)
2,178 mi
3,506 km · 1,893 nm
4h 44m
estimated nonstop flight time
+2h
time difference · heading east
See live ONO→ILM fares Phone-only fares on this route — call free
Flight time details
2,178 miles nonstop takes roughly 4h 44m 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
- ONO — Ontario Municipal Airport · Ontario, United States
- ILM — Wilmington International 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 ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Near ILM
- OAJ · Albert J Ellis Airport42 mi away
- CRE · Grand Strand Airport57 mi away
- LBT · Lumberton Regional Airport70 mi away
- MYR · Myrtle Beach International Airport72 mi away
Frequently asked questions
How far is ONO from ILM?
The flight distance from Ontario (ONO) to Wilmington (ILM) is 2,178 miles (3,506 km, 1,893 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to ILM?
A nonstop flight takes about 4h 44m 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 Ontario and Wilmington?
Wilmington is 2 hours ahead of Ontario.
What is the cheapest way to fly from ONO to ILM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–ILM that never appear on search engines, with no booking fees.