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Flights from Ontario to Knoxville
There are no direct flights from Ontario to Knoxville. The fastest way is one stop via Nashville or Denver, about 5h 19m door to door (133 connections a week on current schedules).
No direct flights · 6 connection options From 5h 19m
Ontario to Knoxville at a glance
Fastest journey5h 19mVia Nashville, on current schedules
Nonstop flightsNoneConnect via Nashville or Denver
Best ways to fly from Ontario to Knoxville
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
ONT Nashville (BNA) TYS
Leg 1: Southwest Airlines · Leg 2: Southwest Airlines
Mon10:15 ONT15:50 BNA1h 10m connection17:00 BNA18:34 TYSSouthwest Airlines
2Search
ONT Denver (DEN) TYS
Leg 1: Frontier Airlines, Southwest Airlines, United Airlines · Leg 2: Allegiant Air, Frontier Airlines, Southwest Airlines
Sat07:00 ONT09:55 DEN1h 05m connection11:00 DEN15:31 TYSSouthwest Airlines
3Search
ONT Dallas (DFW) TYS
Leg 1: American Airlines, Frontier Airlines · Leg 2: American Airlines
Mon06:00 ONT10:47 DFW0h 58m connection11:45 DFW14:36 TYSAmerican Airlines
4Search
ONT Atlanta (ATL) TYS
Leg 1: Delta Air Lines · Leg 2: Delta Air Lines, American Airlines
Thu07:15 ONT14:13 ATL1h 32m connection15:45 ATL16:28 TYSDelta Air Lines
5Search
ONT Chicago (ORD) TYS
Leg 1: United Airlines, Volaris · Leg 2: United Airlines, Envoy Air, GoJet Airlines
Tue07:00 ONT12:50 ORD1h 25m connection14:15 ORD16:40 TYSUnited Airlines
6Search
ONT Charlotte (CLT) TYS
Leg 1: American Airlines · Leg 2: American Airlines, Piedmont Airlines (1948-1989), SkyWest
Sun22:15 ONT05:23 CLT2h 07m connection07:30 CLT08:10 TYSAmerican Airlines + Piedmont Airlines (1948-1989)
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
- 3,063 km1,902 miles
- Journey time
- 5h 19mon current schedules
- Time difference
- +3hKnoxville vs Ontario
- Currency in Knoxville
- USD
- Airports
- ONT → TYS
Flights from Ontario to Knoxville: questions answered
Are there direct flights from Ontario to Knoxville?
No. There is no nonstop service, so you will connect, most easily in Nashville, 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 Ontario to Knoxville?
With one connection the journey usually takes around 5h 19m, depending on the layover. The straight-line distance is 3,063 km.
Where do you change planes between Ontario and Knoxville?
The best connecting points are Nashville (BNA), Denver (DEN), Dallas (DFW) and Atlanta (ATL). Southwest Airlines flies both legs via Nashville, so you can book it as one ticket.
Which airports serve Ontario and Knoxville?
Ontario: Ontario International Airport (ONT). Knoxville: McGhee Tyson Airport (TYS).
What is the time difference between Ontario and Knoxville?
Knoxville is 3 hours ahead of Ontario.





