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Louisville International Airport to Ontario International Airport flight
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Cheap Flight Deals from Louisville International Airport to Ontario International Airport

Search for flights from Louisville to Los Angeles and check out affordable one-way and round-trip options.

  • One way
  • Return
      • SDF11:15
        15h 32m
        1 stop
        ONT23:47
        Louisville - Ontario|Wed, Jan 22|Southwest Airlines
        AU$ 267AU$ 336
        21% OFF
        21% OFF
        AU$ 336AU$ 267

        Choose Southwest Airlines flights from Louisville to Ontario. The one-way connecting flight with Southwest Airlines departs from Louisville International Airport on Wed, Jan 22, arriving at Ontario International Airport. One-way Prices start from AU$ 267 including taxes and charges.

      • SDF07:05
        7h 45m
        1 stop
        ONT11:50
        Louisville - Ontario|Sat, Jan 11|Delta Air Lines
        AU$ 268AU$ 336
        20% OFF
        20% OFF
        AU$ 336AU$ 268

        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, Jan 11, arriving at Ontario International Airport. One-way Prices start from AU$ 268 including taxes and charges.

      • SDF07:05
        7h 45m
        1 stop
        ONT11:50
        Louisville - Ontario|Sat, Jan 25|Delta Air Lines
        AU$ 269AU$ 336
        20% OFF
        20% OFF
        AU$ 336AU$ 269

        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, Jan 25, arriving at Ontario International Airport. One-way Prices start from AU$ 269 including taxes and charges.

      • SDF06:00
        8h 55m
        1 stop
        ONT11:55
        Louisville - Ontario|Wed, Jan 8|Delta Air Lines
        AU$ 272
        AU$ 272

        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, Jan 8, arriving at Ontario International Airport. One-way Prices start from AU$ 272 including taxes and charges.

      • SDF06:00
        8h 50m
        1 stop
        ONT11:50
        Louisville - Ontario|Sat, Jan 18|Delta Air Lines
        AU$ 276
        AU$ 276

        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, Jan 18, arriving at Ontario International Airport. One-way Prices start from AU$ 276 including taxes and charges.

      • SDF06:00
        8h 50m
        1 stop
        ONT11:50
        Louisville - Ontario|Wed, Jan 22|Delta Air Lines
        AU$ 279
        AU$ 279

        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, Jan 22, arriving at Ontario International Airport. One-way Prices start from AU$ 279 including taxes and charges.

      • SDF17:00
        8h 52m
        1 stop
        ONT22:52
        Louisville - Ontario|Tue, Mar 4|Delta Air Lines
        AU$ 279
        AU$ 279

        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, Mar 4, arriving at Ontario International Airport. One-way Prices start from AU$ 279 including taxes and charges.

      • SDF07:20
        7h 10m
        1 stop
        ONT11:30
        Louisville - Ontario|Tue, Mar 4|Southwest Airlines
        AU$ 279
        AU$ 279

        Choose Southwest Airlines flights from Louisville to Ontario. The one-way connecting flight with Southwest Airlines departs from Louisville International Airport on Tue, Mar 4, arriving at Ontario International Airport. One-way Prices start from AU$ 279 including taxes and charges.

      • SDF17:01
        8h 51m
        1 stop
        ONT22:52
        Louisville - Ontario|Sat, Feb 15|Delta Air Lines
        AU$ 280
        AU$ 280

        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, Feb 15, arriving at Ontario International Airport. One-way Prices start from AU$ 280 including taxes and charges.

      • SDF15:25
        8h 45m
        1 stop
        ONT21:10
        Louisville - Ontario|Tue, Jan 7|United Airlines
        AU$ 301
        AU$ 301

        Choose United Airlines flights from Louisville to Ontario. The one-way connecting flight with United Airlines departs from Louisville International Airport on Tue, Jan 7, arriving at Ontario International Airport. One-way Prices start from AU$ 301 including taxes and charges.

      • SDF01:00 pm
        3h 5m
        Nonstop
        ONT02:00 pm
        Louisville - Los Angeles|Mon, Dec 30|Southwest Airlines
        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

See which airlines fly from Louisville to Los Angeles. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

American Airlines
From AU$ 184
Delta Air Lines
From AU$ 236
Allegiant Air
From AU$ 266
Southwest Airlines
From AU$ 267
United Airlines
From AU$ 301

Find more flights and airlines

Find Cheaper Flights from Louisville to Los Angeles

Explore other flights from Louisville to Los Angeles to find the best alternative options.

  • Cheapest
    Allegiant Air
    SDF
    21:37
    19h 14m
    2 transfer
    LAX
    13:51
    Louisville International Airport - Los Angeles International Airport
    Sun, Jan 12Allegiant Air
    AU$ 174
  • Allegiant Air
    SDF
    21:37
    19h 14m
    2 transfer
    LAX
    13:51
    Louisville International Airport - Los Angeles International Airport
    Sun, Jan 12Allegiant Air
    AU$ 174
    Find More Flights

Louisville International Airport to Ontario International Airport Flights Info

Flight distance2,886.51km
Cheapest one-way ticket priceAU$ 266

FAQs for Louisville International Airport to Ontario International Airport Flights

  • How long is the flights from Louisville International Airport (SDF) to Ontario International Airport (ONT)?

    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 from Louisville International Airport (SDF) to Ontario International Airport (ONT) the cheapest?

    Tickets cost around AU$ 604 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 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 AU$ 604 in January, the most expensive month to book this route.

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

  • 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 9km.

  • 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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