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Flights from Cleveland to Ontario
There are no direct flights from Cleveland to Ontario. The fastest way is one stop via Las Vegas or Denver, about 5h 49m door to door (226 connections a week on current schedules).
No direct flights · 6 connection options From 5h 49m
Cleveland to Ontario at a glance
Fastest journey5h 49mVia Las Vegas, on current schedules
Nonstop flightsNoneConnect via Las Vegas or Denver
Best ways to fly from Cleveland to Ontario
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
CLE Las Vegas (LAS) ONT
Leg 1: Frontier Airlines, Southwest Airlines, United Airlines · Leg 2: Frontier Airlines, Southwest Airlines
Mon12:45 CLE13:54 LAS0h 51m connection14:45 LAS15:34 ONTSouthwest Airlines
2Search
CLE Denver (DEN) ONT
Leg 1: Frontier Airlines, Southwest Airlines, United Airlines · Leg 2: Frontier Airlines, Southwest Airlines, United Airlines
Tue07:30 CLE08:29 DEN0h 46m connection09:15 DEN10:20 ONTFrontier Airlines
3Search
CLE Dallas (DFW) ONT
Leg 1: American Airlines, Frontier Airlines · Leg 2: American Airlines, Frontier Airlines
Mon06:00 CLE07:33 DFW0h 57m connection08:30 DFW09:19 ONTAmerican Airlines
4Search
CLE Atlanta (ATL) ONT
Leg 1: Delta Air Lines, Frontier Airlines · Leg 2: Delta Air Lines
Tue07:00 CLE08:31 ATL0h 59m connection09:30 ATL10:40 ONTDelta Air Lines
5Search
CLE Chicago (ORD) ONT
Leg 1: American Airlines, United Airlines, Republic Airlines · Leg 2: United Airlines, Volaris
Sun20:00 CLE20:18 ORD1h 27m connection21:45 ORD23:41 ONTUnited Airlines
6Search
CLE Phoenix (PHX) ONT
Leg 1: American Airlines, Frontier Airlines, Southwest Airlines · Leg 2: American Airlines, Southwest Airlines, Envoy Air
Mon08:00 CLE09:05 PHX1h 40m connection10:45 PHX11:49 ONTAmerican Airlines
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 3,241 km2,013 miles
- Journey time
- 5h 49mon current schedules
- Time difference
- -3hOntario vs Cleveland
- Currency in Ontario
- USD
- Airports
- CLE → ONT
Flights from Cleveland to Ontario: questions answered
Are there direct flights from Cleveland to Ontario?
No. There is no nonstop service, so you will connect, most easily in Las Vegas, Denver and Dallas. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Cleveland to Ontario?
With one connection the journey usually takes around 5h 49m, depending on the layover. The straight-line distance is 3,241 km.
Where do you change planes between Cleveland and Ontario?
The best connecting points are Las Vegas (LAS), Denver (DEN), Dallas (DFW) and Atlanta (ATL). Frontier Airlines flies both legs via Las Vegas, so you can book it as one ticket.
Which airports serve Cleveland and Ontario?
Cleveland: Cleveland Hopkins International Airport (CLE). Ontario: Ontario International Airport (ONT).
What is the time difference between Cleveland and Ontario?
Ontario is 3 hours behind Cleveland.





