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SAN to IAH: distance & flight time
San Diego (San Diego International Airport) → Houston (George Bush Intercontinental Houston Airport)
1,301 mi
2,093 km · 1,130 nm
3h 18m
estimated nonstop flight time
+2h
time difference · heading east
See live SAN→IAH fares Phone-only fares on this route — call free
Flight time details
1,301 miles nonstop takes roughly 3h 18m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- SAN — San Diego International Airport · San Diego, United States
- IAH — George Bush Intercontinental Houston Airport · Houston, 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 SAN
Near IAH
- DWH · David Wayne Hooks Memorial Airport14 mi away
- IWS · West Houston Airport23 mi away
- AAP · Andrau Airpark23 mi away
- HOU · William P Hobby Airport24 mi away
Frequently asked questions
How far is SAN from IAH?
The flight distance from San Diego (SAN) to Houston (IAH) is 1,301 miles (2,093 km, 1,130 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SAN to IAH?
A nonstop flight takes about 3h 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 San Diego and Houston?
Houston is 2 hours ahead of San Diego.
What is the cheapest way to fly from SAN to IAH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SAN–IAH that never appear on search engines, with no booking fees.