Need help booking?
Unpublished phone-only deals available
CMH to SDM: distance & flight time
Columbus (John Glenn Columbus International Airport) → San Diego (Brown Field Municipal Airport)
1,954 mi
3,144 km · 1,698 nm
4h 18m
estimated nonstop flight time
-3h
time difference · heading west
See live CMH→SDM fares Phone-only fares on this route — call free
Flight time details
1,954 miles nonstop takes roughly 4h 18m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- CMH — John Glenn Columbus International Airport · Columbus, 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 CMH
Near SDM
Frequently asked questions
How far is CMH from SDM?
The flight distance from Columbus (CMH) to San Diego (SDM) is 1,954 miles (3,144 km, 1,698 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMH to SDM?
A nonstop flight takes about 4h 18m 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 Columbus and San Diego?
San Diego is 3 hours behind Columbus.
What is the cheapest way to fly from CMH to SDM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMH–SDM that never appear on search engines, with no booking fees.