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DU9 to SDM: distance & flight time
Dunnville (Dunnville Airport) → San Diego (Brown Field Municipal Airport)
2,143 mi
3,449 km · 1,862 nm
4h 40m
estimated nonstop flight time
—
time difference · heading west
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Flight time details
2,143 miles nonstop takes roughly 4h 40m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- DU9 — Dunnville Airport · Dunnville, Canada
- 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.
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Frequently asked questions
How far is DU9 from SDM?
The flight distance from Dunnville (DU9) to San Diego (SDM) is 2,143 miles (3,449 km, 1,862 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DU9 to SDM?
A nonstop flight takes about 4h 40m 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 cheapest way to fly from DU9 to SDM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DU9–SDM that never appear on search engines, with no booking fees.