Louisville to Ontario (SDF–ONT) — Airlines, Schedules & Connections

SDF Airport Page →
1,792 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 19 1-stop flights Verified 2w ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
PHX Phoenix 5h 49m WN → AAEJAPD Phoenix (PHX) to Ontario flights
DEN Denver 5h 57m UAWN → ACF9UA Denver (DEN) to Ontario flights
LAS Las Vegas 5h 57m WN → F9WNY4 Las Vegas (LAS) to Ontario flights
DFW Dallas-Fort Worth 6h 27m AAASAY → AABAF9 Dallas-Fort Worth (DFW) to Ontario flights
MDW Chicago 6h 40m LXJWN → WN Chicago (MDW) to Ontario flights
ATL Atlanta 6h 45m AFAMDL → AFAMDL Atlanta (ATL) to Ontario flights
HOU Houston 7h 15m WN → WN Houston (HOU) to Ontario flights
ORD Chicago 7h 44m AAACAS → UA Chicago (ORD) to Ontario flights
BWI Baltimore 8h 8m WN → WN Baltimore (BWI) to Ontario flights
DAL Dallas 8h 45m WN → WN Dallas (DAL) to Ontario flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Louisville to Ontario
Connecting service available through multiple hubs.
1,792 mi 3h 45m nonstop -3h behind

While no nonstop service exists between SDF and ONT, 1-stop connecting options are available.

Also explore SDF Routes ONT Routes SDF Live Flights ONT Live Flights SDF Delays ONT Delays
All flights from Ontario (ONT) Ontario to Louisville flights
Connections

Connection Landscape

1-stop and 2-stop options for SDF to ONT.
1-STOP
One-Stop Connections
19
Hubs
~5h
Fastest
~13h
Longest
PHX ~5h 49m DEN ~5h 57m LAS ~5h 57m DFW ~6h 27m MDW ~6h 40m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
720
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
SDF → ONT
93%
Generally reliable. Most flights run on time.
Departing
93%
Arriving
72%
Return
ONT → SDF
75%
Generally reliable. Most flights run on time.
Departing
75%
Arriving
76%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. SDF delays → ONT delays →
Alternatives

Other ways to reach Ontario from Louisville

Nearby airports with service to Ontario International Airport.
Metric SDF→ONT LEX→ONT CVG→ONT
Distance from SDF – 62 mi 84 mi
Nonstop airlines – 1 3
Weekly flights – – 2
Flight time 3h 45m 4h 14m 4h 37m
Departure OTP 93% – –
Lexington (LEX) to Ontario flights · Cincinnati / Covington (CVG) to Ontario flights · Indianapolis (IND) to Ontario flights
Airports within 200 miles of SDF with service to Ontario International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-3h
Ontario is 3 hours behind Louisville.
SDF: EDT · ONT: PDT

When it's 6:00 PM in Louisville, it's 3:00 PM in Ontario.
Distance & Flight Time
1,792 mi / 2,884 km
Nonstop flight time is approximately 3h 45m gate to gate.
Facts

SDF–ONT Quick Facts

Key statistics for the Louisville to Ontario route.
Route details
Distance1,792 mi / 2,884 km
Flight time3h 45m
Time difference-3 hours
Airlines (nonstop)0
1-stop connectionsAvailable
Origin: SDF
Full nameLouisville Muhammad Ali International Airport
IATA / ICAOSDF / KSDF
TimezoneAmerica/New_York
Passengers/yr4.7M
Elevation501 ft / 153 m
Destination: ONT
Full nameOntario International Airport
IATA / ICAOONT / KONT
TimezoneAmerica/Los_Angeles
Passengers/yr7.0M
Elevation944 ft / 288 m
FAQ

Frequently Asked Questions

Common questions about SDF to ONT flights.
Nonstop flights from Louisville Muhammad Ali International Airport to Ontario International Airport take about 3h 45m gate to gate. The route covers 1,792 miles.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Phoenix Sky Harbor, Denver and Harry Reid.
Ontario is 3 hours behind Louisville.
Yes, return flights from ONT to SDF are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include LEX, CVG and IND. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from SDF to ONT

Louisville Muhammad Ali International Airport (SDF) and Ontario International Airport (ONT) are connected through multiple connecting hub airports.

SDF to ONT Flight Duration and Schedule

Nonstop flight time from SDF to ONT is about 3 hours 45 minutes gate to gate. The route covers a distance of 1,792 miles (2,884 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Phoenix Sky Harbor, Denver and Harry Reid. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Lexington (LEX), Cincinnati / Covington (CVG) and Indianapolis (IND).