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Louisville International Airport to Ontario International Airport flight
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Cheap Flights from Louisville International Airport to Ontario International Airport

Search for flights from Louisville to Los Angeles. Find affordable one-way or round-trip flights.

  • One way
  • Round-trip
      • SDF12:56
        9h 46m
        1 stop
        ONT19:42
        Louisville - Ontario|Thu, Nov 28|Delta Air Lines
        US$122US$193
        37% OFF
        37% OFF
        US$193US$122

        Choose Delta Air Lines flights from Louisville to Ontario.The one-way connecting flight with Delta Air Lines departs from Louisville International Airport on Thu, Nov 28, arriving at Ontario International Airport.One-way Prices start from US$122 including taxes and charges.

      • SDF09:00
        17h 39m
        1 stop
        ONT23:39
        Louisville - Ontario|Sun, Dec 15|United Airlines
        US$150US$193
        23% OFF
        23% OFF
        US$193US$150

        Choose United Airlines flights from Louisville to Ontario.The one-way connecting flight with United Airlines departs from Louisville International Airport on Sun, Dec 15, arriving at Ontario International Airport.One-way Prices start from US$150 including taxes and charges.

      • SDF15:32
        7h 13m
        1 stop
        ONT19:45
        Louisville - Ontario|Tue, Dec 17|Delta Air Lines
        US$156US$193
        19% OFF
        19% OFF
        US$193US$156

        Choose Delta Air Lines flights from Louisville to Ontario.The one-way connecting flight with Delta Air Lines departs from Louisville International Airport on Tue, Dec 17, arriving at Ontario International Airport.One-way Prices start from US$156 including taxes and charges.

      • SDF17:39
        8h 57m
        1 stop
        ONT23:36
        Louisville - Ontario|Sat, Nov 23|Delta Air Lines
        US$167
        US$167

        Choose Delta Air Lines flights from Louisville to Ontario.The one-way connecting flight with Delta Air Lines departs from Louisville International Airport on Sat, Nov 23, arriving at Ontario International Airport.One-way Prices start from US$167 including taxes and charges.

      • SDF17:37
        9h 4m
        1 stop
        ONT23:41
        Louisville - Ontario|Sat, Dec 7|Delta Air Lines
        US$168
        US$168

        Choose Delta Air Lines flights from Louisville to Ontario.The one-way connecting flight with Delta Air Lines departs from Louisville International Airport on Sat, Dec 7, arriving at Ontario International Airport.One-way Prices start from US$168 including taxes and charges.

      • SDF06:00
        7h 43m
        1 stop
        ONT10:43
        Louisville - Ontario|Thu, Nov 21|Delta Air Lines
        US$169
        US$169

        Choose Delta Air Lines flights from Louisville to Ontario.The one-way connecting flight with Delta Air Lines departs from Louisville International Airport on Thu, Nov 21, arriving at Ontario International Airport.One-way Prices start from US$169 including taxes and charges.

      • SDF06:00
        7h 54m
        1 stop
        ONT10:54
        Louisville - Ontario|Sat, Dec 14|Delta Air Lines
        US$169
        US$169

        Choose Delta Air Lines flights from Louisville to Ontario.The one-way connecting flight with Delta Air Lines departs from Louisville International Airport on Sat, Dec 14, arriving at Ontario International Airport.One-way Prices start from US$169 including taxes and charges.

      • SDF17:37
        8h 25m
        1 stop
        ONT23:02
        Louisville - Ontario|Wed, Dec 11|Delta Air Lines
        US$169
        US$169

        Choose Delta Air Lines flights from Louisville to Ontario.The one-way connecting flight with Delta Air Lines departs from Louisville International Airport on Wed, Dec 11, arriving at Ontario International Airport.One-way Prices start from US$169 including taxes and charges.

      • SDF18:00
        8h 1m
        1 stop
        ONT23:01
        Louisville - Ontario|Tue, Nov 19|Delta Air Lines
        US$170
        US$170

        Choose Delta Air Lines flights from Louisville to Ontario.The one-way connecting flight with Delta Air Lines departs from Louisville International Airport on Tue, Nov 19, arriving at Ontario International Airport.One-way Prices start from US$170 including taxes and charges.

      • SDF15:09
        7h 33m
        1 stop
        ONT19:42
        Louisville - Ontario|Wed, Nov 20|Delta Air Lines
        US$170
        US$170

        Choose Delta Air Lines flights from Louisville to Ontario.The one-way connecting flight with Delta Air Lines departs from Louisville International Airport on Wed, Nov 20, arriving at Ontario International Airport.One-way Prices start from US$170 including taxes and charges.

      • SDF13:00
        3h 5m
        Nonstop
        ONT14:00
        Louisville - Los Angeles|Sat, Nov 23|Delta Air Lines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Louisville International Airport to Ontario International Airport

View airlines operating flights from Louisville to Los Angeles. Compare prices and find the airline that meets your travel needs to enjoy a comfortable journey.

Delta Air Lines
From US$122
United Airlines
From US$150
American Airlines
From US$175
Southwest Airlines
From US$205

Find more flights and airlines

Find Cheaper Flights from Louisville to Los Angeles

Explore other flights from Louisville to Los Angeles. Find the best alternative flight.

  • Cheapest
    American Airlines
    SDF
    11:50
    13h 6m
    1 transfer
    LAX
    21:56
    Louisville International Airport - Los Angeles International Airport
    Sun, Dec 15American Airlines
    US$115
  • American Airlines
    SDF
    11:50
    13h 6m
    1 transfer
    LAX
    21:56
    Louisville International Airport - Los Angeles International Airport
    Sun, Dec 15American Airlines
    US$115
    Find More Flights

Louisville International Airport to Ontario International Airport Flights Info

Flight distance2,886.51 km
Cheapest one-way ticket price$122
Cheapest return ticket price$452

FAQs for Louisville International Airport to Ontario International Airport Flights

  • How long is a flight from Louisville International Airport to Ontario International Airport?

    It takes around 6 hours 5 minutes to fly from Louisville International Airport (SDF) to Ontario International Airport (ONT).

  • How many daily flights are there from Louisville International Airport (SDF) to Ontario International Airport (ONT)?

    There are around 1 daily flights from Louisville International Airport (SDF) to Ontario International Airport (ONT).

  • When are flight tickets from Louisville International Airport (SDF) to Ontario International Airport (ONT) the cheapest?

    Tickets cost around $382 in January, making it the cheapest month to book. Louisville International Airport (SDF) to Ontario International Airport (ONT) is a popular route, so don't forget to book your tickets in advance.

  • When are flight tickets from Louisville International Airport (SDF) to Ontario International Airport (ONT) most expensive?

    The route from Louisville International Airport (SDF) to Ontario International Airport (ONT) is quite popular. Without considering departure times or holidays, tickets cost around $382 in January, the most expensive month to book this route.

  • What time does the earliest flight from Louisville International Airport to Ontario International Airport depart?

    The earliest flight departs from Louisville International Airport (SDF) at 06:10 and arrives in Ontario International Airport (ONT) at 13:00.

  • What is the transportation method from the main airport to downtown in Los Angeles?

    • The distance from Los Angeles International Airport to downtown is about 19 km. It takes about 30 minutes by taxi.
    • The distance from Ontario International Airport to downtown is about 59 km. It takes about 1 hour 10 minutes by taxi.

  • What's the closest airport to Ontario International Airport (ONT)?

    The closest airport to Ontario International Airport (ONT) is Chino Airport. The distance is around 9 km.

  • Which airline operates the most direct flights from Louisville International Airport (SDF) to Ontario International Airport (ONT)?

    Southwest Airlines is a very popular airline operating an average of 4 flights per month.

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