Need help booking?
Unpublished phone-only deals available
SDM to ACI: distance & flight time
San Diego (Brown Field Municipal Airport) → Alderney (Alderney Airport)
5,493 mi
8,839 km · 4,773 nm
11h 14m
estimated nonstop flight time
+8h
time difference · heading northeast
See live SDM→ACI fares Phone-only fares on this route — call free
Flight time details
5,493 miles nonstop takes roughly 11h 14m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- SDM — Brown Field Municipal Airport · San Diego, United States
- ACI — Alderney Airport · Alderney, Guernsey
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 ACI
- GCI · Guernsey Airport26 mi away
- JER · Jersey Airport34 mi away
- CER · Cherbourg-Maupertus Airport34 mi away
- GFR · Granville Airport64 mi away
Frequently asked questions
How far is SDM from ACI?
The flight distance from San Diego (SDM) to Alderney (ACI) is 5,493 miles (8,839 km, 4,773 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDM to ACI?
A nonstop flight takes about 11h 14m 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 San Diego and Alderney?
Alderney is 8 hours ahead of San Diego.
What is the cheapest way to fly from SDM to ACI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDM–ACI that never appear on search engines, with no booking fees.