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SDM to SEE: distance & flight time
San Diego (Brown Field Municipal Airport) → El Cajon (Gillespie Field)
18 mi
28 km · 15 nm
31m
estimated nonstop flight time
Same time
time difference · heading north
See live SDM→SEE fares Phone-only fares on this route — call free
Flight time details
18 miles nonstop takes roughly 31m gate to gate, flying north. 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
- SDM — Brown Field Municipal Airport · San Diego, United States
- SEE — Gillespie Field · El Cajon, 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 SDM
Near SEE
Frequently asked questions
How far is SDM from SEE?
The flight distance from San Diego (SDM) to El Cajon (SEE) is 18 miles (28 km, 15 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDM to SEE?
A nonstop flight takes about 31m 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 SDM to SEE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDM–SEE that never appear on search engines, with no booking fees.