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SEE to GAI: distance & flight time
El Cajon (Gillespie Field) → Gaithersburg (Montgomery County Airpark)
2,249 mi
3,620 km · 1,955 nm
4h 53m
estimated nonstop flight time
+3h
time difference · heading northeast
See live SEE→GAI fares Phone-only fares on this route — call free
Flight time details
2,249 miles nonstop takes roughly 4h 53m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- SEE — Gillespie Field · El Cajon, United States
- GAI — Montgomery County Airpark · Gaithersburg, 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
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Near SEE
Near GAI
Frequently asked questions
How far is SEE from GAI?
The flight distance from El Cajon (SEE) to Gaithersburg (GAI) is 2,249 miles (3,620 km, 1,955 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEE to GAI?
A nonstop flight takes about 4h 53m 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 El Cajon and Gaithersburg?
Gaithersburg is 3 hours ahead of El Cajon.
What is the cheapest way to fly from SEE to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEE–GAI that never appear on search engines, with no booking fees.