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ONT to FRI: distance & flight time
Ontario (Ontario International Airport) → Fort Riley (Marshall Army Air Field)
1,204 mi
1,937 km · 1,046 nm
3h 5m
estimated nonstop flight time
+2h
time difference · heading northeast
See live ONT→FRI fares Phone-only fares on this route — call free
Flight time details
1,204 miles nonstop takes roughly 3h 5m gate to gate, flying northeast. 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
- FRI — Marshall Army Air Field · Fort Riley, 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 FRI
- MHK · Manhattan Regional Airport8 mi away
- SLN · Salina Municipal Airport51 mi away
- EMP · Emporia Municipal Airport59 mi away
- FOE · Topeka Regional Airport - Forbes Field60 mi away
Frequently asked questions
How far is ONT from FRI?
The flight distance from Ontario (ONT) to Fort Riley (FRI) is 1,204 miles (1,937 km, 1,046 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to FRI?
A nonstop flight takes about 3h 5m 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 Fort Riley?
Fort Riley is 2 hours ahead of Ontario.
What is the cheapest way to fly from ONT to FRI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–FRI that never appear on search engines, with no booking fees.