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ONO to SEP: distance & flight time
Ontario (Ontario Municipal Airport) → Stephenville (Stephenville Clark Regional Airport)
1,304 mi
2,098 km · 1,133 nm
3h 18m
estimated nonstop flight time
+1h
time difference · heading southeast
See live ONO→SEP fares Phone-only fares on this route — call free
Flight time details
1,304 miles nonstop takes roughly 3h 18m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ONO — Ontario Municipal Airport · Ontario, United States
- SEP — Stephenville Clark Regional Airport · Stephenville, 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 ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Near SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 mi away
Frequently asked questions
How far is ONO from SEP?
The flight distance from Ontario (ONO) to Stephenville (SEP) is 1,304 miles (2,098 km, 1,133 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to SEP?
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 Ontario and Stephenville?
Stephenville is 1 hour ahead of Ontario.
What is the cheapest way to fly from ONO to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–SEP that never appear on search engines, with no booking fees.