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ONT to RND: distance & flight time
Ontario (Ontario International Airport) → San Antonio (Randolph Air Force Base)
1,175 mi
1,891 km · 1,021 nm
3h 1m
estimated nonstop flight time
+2h
time difference · heading east
See live ONT→RND fares Phone-only fares on this route — call free
Flight time details
1,175 miles nonstop takes roughly 3h 1m 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
- ONT — Ontario International Airport · Ontario, United States
- RND — Randolph Air Force Base · San Antonio, 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 ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Near RND
- SAT · San Antonio International Airport11 mi away
- SSF · Stinson Municipal Airport18 mi away
- AUS · Austin Bergstrom International Airport59 mi away
- SKF · Lackland Air Force Base21 mi away
Frequently asked questions
How far is ONT from RND?
The flight distance from Ontario (ONT) to San Antonio (RND) is 1,175 miles (1,891 km, 1,021 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to RND?
A nonstop flight takes about 3h 1m 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 Ontario and San Antonio?
San Antonio is 2 hours ahead of Ontario.
What is the cheapest way to fly from ONT to RND?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–RND that never appear on search engines, with no booking fees.