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Flights from Key West to Ontario
There are no direct flights from Key West to Ontario. The fastest way is one stop via Atlanta or Charlotte, about 10h 40m door to door (13 connections a week on current schedules).
No direct flights · 5 connection options From 7h 04m
Key West to Ontario at a glance
Fastest journey7h 04mVia Atlanta, on current schedules
Nonstop flightsNoneConnect via Atlanta or Charlotte
Best ways to fly from Key West 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
EYW Atlanta (ATL) ONT
Leg 1: Delta Air Lines · Leg 2: Delta Air Lines
Thu14:00 EYW15:45 ATL4h 45m connection20:30 ATL21:40 ONTDelta Air Lines
2Search
EYW Charlotte (CLT) ONT
Leg 1: American Airlines · Leg 2: American Airlines
Fri14:15 EYW16:15 CLT4h 45m connection21:00 CLT22:36 ONTAmerican Airlines
3Search
EYW Cincinnati (CVG) ONT
Leg 1: Allegiant Air · Leg 2: Alaska Airlines
Fri12:15 EYW14:43 CVG10h 17m connection01:00 CVG02:05 ONTAllegiant Air + Alaska 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
- 3,613 km2,244 miles
- Journey time
- 7h 04mon current schedules
- Time difference
- -3hOntario vs Key West
- Currency in Ontario
- USD
- Airports
- EYW → ONT
Flights from Key West to Ontario: questions answered
Are there direct flights from Key West to Ontario?
No. There is no nonstop service, so you will connect, most easily in Atlanta, Charlotte and Cincinnati. 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 Key West to Ontario?
With one connection the journey usually takes around 7h 04m, depending on the layover. The straight-line distance is 3,613 km.
Where do you change planes between Key West and Ontario?
The best connecting points are Atlanta (ATL), Charlotte (CLT), Cincinnati (CVG) and Dallas (DFW). Delta Air Lines flies both legs via Atlanta, so you can book it as one ticket.
Which airports serve Key West and Ontario?
Key West: Key West International Airport (EYW). Ontario: Ontario International Airport (ONT).
What is the time difference between Key West and Ontario?
Ontario is 3 hours behind Key West.





