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DTW to ONT: distance & flight time
Detroit (Detroit Metropolitan Wayne County Airport) → Ontario (Ontario International Airport)
1,930 mi
3,106 km · 1,677 nm
4h 15m
estimated nonstop flight time
-3h
time difference · heading west
See live DTW→ONT fares Phone-only fares on this route — call free
Flight time details
1,930 miles nonstop takes roughly 4h 15m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- DTW — Detroit Metropolitan Wayne County Airport · Detroit, United States
- ONT — Ontario International Airport · Ontario, 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 DTW
- YIP · Willow Run Airport9 mi away
- ARB · Ann Arbor Municipal Airport20 mi away
- YQG · Windsor Airport21 mi away
- DET · Coleman A. Young Municipal Airport22 mi away
Near ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Frequently asked questions
How far is DTW from ONT?
The flight distance from Detroit (DTW) to Ontario (ONT) is 1,930 miles (3,106 km, 1,677 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DTW to ONT?
A nonstop flight takes about 4h 15m 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 Detroit and Ontario?
Ontario is 3 hours behind Detroit.
What is the cheapest way to fly from DTW to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DTW–ONT that never appear on search engines, with no booking fees.