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ATY to SDM: distance & flight time
Watertown (Watertown Regional Airport) → San Diego (Brown Field Municipal Airport)
1,361 mi
2,190 km · 1,182 nm
3h 25m
estimated nonstop flight time
-2h
time difference · heading southwest
See live ATY→SDM fares Phone-only fares on this route — call free
Flight time details
1,361 miles nonstop takes roughly 3h 25m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ATY — Watertown Regional Airport · Watertown, 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 ATY
- HON · Huron Regional Airport64 mi away
- ABR · Aberdeen Regional Airport72 mi away
- MHE · Mitchell Municipal Airport90 mi away
- FSD · Joe Foss Field Airport94 mi away
Near SDM
Frequently asked questions
How far is ATY from SDM?
The flight distance from Watertown (ATY) to San Diego (SDM) is 1,361 miles (2,190 km, 1,182 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ATY to SDM?
A nonstop flight takes about 3h 25m 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 Watertown and San Diego?
San Diego is 2 hours behind Watertown.
What is the cheapest way to fly from ATY to SDM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ATY–SDM that never appear on search engines, with no booking fees.