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SEE to SDM: distance & flight time
El Cajon (Gillespie Field) → San Diego (Brown Field Municipal Airport)
18 mi
28 km · 15 nm
31m
estimated nonstop flight time
Same time
time difference · heading south
See live SEE→SDM fares Phone-only fares on this route — call free
Flight time details
18 miles nonstop takes roughly 31m gate to gate, flying south. 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
- SEE — Gillespie Field · El Cajon, 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 SEE
Near SDM
Frequently asked questions
How far is SEE from SDM?
The flight distance from El Cajon (SEE) to San Diego (SDM) is 18 miles (28 km, 15 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEE to SDM?
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.
Are there nonstop flights from SEE to SDM?
Nonstop service on SEE–SDM depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 31m nonstop estimate.
What is the cheapest way to fly from SEE to SDM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEE–SDM that never appear on search engines, with no booking fees.
Why are some SEE to SDM fares phone-only?
Consolidator contracts let us sell certain SEE–SDM tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.