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CUN to SDM: distance & flight time
Cancun (Cancún International Airport) → San Diego (Brown Field Municipal Airport)
2,011 mi
3,237 km · 1,748 nm
4h 25m
estimated nonstop flight time
-2h
time difference · heading northwest
See live CUN→SDM fares Phone-only fares on this route — call free
Flight time details
2,011 miles nonstop takes roughly 4h 25m gate to gate, flying northwest. 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
- CUN — Cancún International Airport · Cancun, Mexico
- 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 CUN
- ISJ · Isla Mujeres Airport17 mi away
- CZM · Cozumel International Airport36 mi away
- CZA · Chichen Itza International Airport105 mi away
Near SDM
Frequently asked questions
How far is CUN from SDM?
The flight distance from Cancun (CUN) to San Diego (SDM) is 2,011 miles (3,237 km, 1,748 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CUN to SDM?
A nonstop flight takes about 4h 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 Cancun and San Diego?
San Diego is 2 hours behind Cancun.
What is the cheapest way to fly from CUN to SDM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CUN–SDM that never appear on search engines, with no booking fees.