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ONO to SDM: distance & flight time
Ontario (Ontario Municipal Airport) → San Diego (Brown Field Municipal Airport)
791 mi
1,273 km · 687 nm
2h 11m
estimated nonstop flight time
-1h
time difference · heading south
See live ONO→SDM fares Phone-only fares on this route — call free
Flight time details
791 miles nonstop takes roughly 2h 11m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- ONO — Ontario Municipal Airport · Ontario, United States
- SDM — Brown Field Municipal Airport · San Diego, 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 SDM
Frequently asked questions
How far is ONO from SDM?
The flight distance from Ontario (ONO) to San Diego (SDM) is 791 miles (1,273 km, 687 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to SDM?
A nonstop flight takes about 2h 11m 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 San Diego?
San Diego is 1 hour behind Ontario.
What is the cheapest way to fly from ONO to SDM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–SDM that never appear on search engines, with no booking fees.