Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Louisville to Ontario from $208

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Ontario departing on 1/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Louisville to Los Angeles

Cheap round-trip flights

These are some of the best round-trip flight deals from Louisville to Los Angeles that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Louisville to Los Angeles.

Cheap last minute flights

Planning a quick getaway from Louisville to Los Angeles? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Los Angeles, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Louisville to Los Angeles

Find recent round-trip train or bus tickets from Louisville to Los Angeles.

All round-trip flight deals to Los Angeles

The cheapest plane tickets to Los Angeles found on KAYAK recently.
5:33 pm - 10:58 pmSDF-ONT
8h 25m1 stop
12:39 pm - 11:54 pmONT-SDF
8h 15m1 stop
$416Delta
Find Deal
Thu, Jan 16 - Tue, Jan 21
6:18 pm - 11:58 pmSDF-ONT
8h 40m1 stop
6:10 am - 5:38 pmONT-SDF
8h 28m2 stops
$421American Airlines
Find Deal
Thu, Jan 16 - Tue, Jan 21
11:13 am - 6:24 pmSDF-ONT
10h 11m2 stops
10:00 am - 9:54 pmONT-SDF
8h 54m2 stops
$426American Airlines
Find Deal
Thu, Jan 16 - Tue, Jan 21
3:20 pm - 8:47 pmSDF-ONT
8h 27m1 stop
5:05 am - 2:24 pmONT-SDF
6h 19m1 stop
$506United Airlines
Find Deal
Thu, Dec 12 - Sun, Dec 15
9:05 am - 12:40 pmSDF-ONT
6h 35m1 stop
6:28 pm - 2:24 pmONT-SDF
16h 56m2 stops
$512United Airlines
Find Deal
Thu, Dec 12 - Sun, Dec 15
6:00 am - 10:43 amSDF-ONT
7h 43m1 stop
11:53 am - 10:47 pmONT-SDF
7h 54m1 stop
$516Delta
Find Deal
Wed, Nov 13 - Sun, Nov 17
8:36 am - 8:13 pmSDF-ONT
14h 37m2 stops
6:00 am - 9:54 pmONT-SDF
12h 54m2 stops
$546Alaska Airlines
Find Deal
Wed, Jan 22 - Tue, Jan 28
6:05 pm - 11:50 pmSDF-ONT
8h 45m2 stops
11:25 am - 11:55 pmONT-SDF
9h 30m2 stops
$576Southwest
Find Deal
Thu, Nov 14 - Sun, Nov 17
11:02 am - 8:00 pmSDF-ONT
11h 58m2 stops
6:00 am - 9:23 pmONT-SDF
12h 23m2 stops
$656Alaska Airlines
Find Deal
Thu, Dec 12 - Sun, Dec 15
7:25 am - 12:25 pmSDF-ONT
8h 00m1 stop
1:15 pm - 11:55 pmONT-SDF
7h 40m1 stop
$696Southwest
Find Deal
Fri, Nov 29 - Sat, Nov 30
5:00 am - 10:00 amSDF-ONT
8h 00m1 stop
$208American Airlines
Find Deal
Fri, Jan 24
6:35 am - 3:29 pmSDF-ONT
11h 54m2 stops
$213American Airlines
Find Deal
Fri, Jan 24
6:00 am - 10:43 amSDF-ONT
7h 43m1 stop
$258Delta
Find Deal
Thu, Nov 14
3:20 pm - 8:44 pmSDF-ONT
8h 24m1 stop
$303United Airlines
Find Deal
Sun, Nov 17
11:04 am - 10:50 pmSDF-ONT
14h 46m2 stops
$308Alaska Airlines
Find Deal
Thu, Nov 14
3:25 pm - 12:43 pmSDF-ONT
24h 18m1 stop
$322United Airlines
Find Deal
Fri, Jan 24
6:00 am - 10:28 amSDF-ONT
7h 28m1 stop
$360Delta
Find Deal
Wed, Nov 6
3:43 pm - 10:02 pmSDF-ONT
9h 19m1 stop
$405United Airlines
Find Deal
Wed, Nov 6
6:00 am - 10:28 amSDF-ONT
7h 28m1 stop
$418Delta
Find Deal
Thu, Nov 7
11:04 am - 10:50 pmSDF-ONT
14h 46m2 stops
$583Alaska Airlines
Find Deal
Sun, Nov 10
8:55 am - 12:40 pmSDF-ONT
6h 45m1 stop
5:05 am - 2:24 pmONT-SDF
6h 19m1 stop
$810United Airlines
Find Deal
Sat, Nov 2 - Sat, Nov 9
8:39 am - 8:03 pmSDF-ONT
14h 24m2 stops
6:00 am - 9:16 pmONT-SDF
12h 16m2 stops
$820Alaska Airlines
Find Deal
Sat, Nov 2 - Sat, Nov 9
8:55 am - 12:40 pmSDF-ONT
6h 45m1 stop
5:05 am - 2:24 pmONT-SDF
6h 19m1 stop
$828United Airlines
Find Deal
Sat, Nov 2 - Tue, Nov 5
6:15 pm - 10:49 pmSDF-ONT
7h 34m1 stop
11:58 am - 12:03 amONT-SDF
9h 05m1 stop
$888Delta
Find Deal
Tue, Nov 5 - Thu, Nov 7
8:55 am - 12:40 pmSDF-ONT
6h 45m1 stop
5:05 am - 2:24 pmONT-SDF
6h 19m1 stop
$903United Airlines
Find Deal
Mon, Nov 4 - Wed, Nov 6
3:46 pm - 8:36 pmSDF-ONT
7h 50m1 stop
6:10 am - 6:23 pmONT-SDF
9h 13m2 stops
$908American Airlines
Find Deal
Tue, Nov 5 - Thu, Nov 7
7:48 am - 6:33 pmSDF-ONT
13h 45m2 stops
6:10 am - 6:23 pmONT-SDF
9h 13m2 stops
$913American Airlines
Find Deal
Tue, Nov 5 - Thu, Nov 7
8:39 am - 8:03 pmSDF-ONT
14h 24m2 stops
5:00 am - 10:13 pmONT-SDF
14h 13m2 stops
$993Alaska Airlines
Find Deal
Sat, Nov 2 - Sun, Nov 3
8:39 am - 8:03 pmSDF-ONT
14h 24m2 stops
6:00 am - 8:26 pmONT-SDF
11h 26m2 stops
$1,086Alaska Airlines
Find Deal
Mon, Nov 4 - Wed, Nov 6
3:43 pm - 10:02 pmSDF-ONT
9h 19m1 stop
6:10 am - 7:35 pmONT-SDF
10h 25m1 stop
$1,205United Airlines
Find Deal
Mon, Nov 4 - Thu, Nov 7

Southwest flights from Louisville to Ontario

Our best Southwest deals on Louisville to Ontario flight tickets
Southwest
Nov 14
SDF6:05 pmLouisville Intl
8h 45m
2 stops
ONT11:50 pmOntario
Nov 17
ONT11:25 amOntario
9h 30m
2 stops
SDF11:55 pmLouisville Intl
Southwest
Nov 29
SDF7:25 amLouisville Intl
8h 00m
1 stop
ONT12:25 pmOntario
Nov 30
ONT1:15 pmOntario
7h 40m
1 stop
SDF11:55 pmLouisville Intl
Southwest
Nov 29
SDF1:55 pmLouisville Intl
9h 50m
2 stops
ONT8:45 pmOntario
Dec 1
ONT3:15 pmOntario
6h 05m
1 stop
SDF12:20 amLouisville Intl

Alaska Airlines flights from Louisville to Ontario

Our best Alaska Airlines deals on Louisville to Ontario flight tickets
Alaska Airlines
Jan 22
SDF8:36 amLouisville Intl
14h 37m
2 stops
ONT8:13 pmOntario
Jan 28
ONT6:00 amOntario
12h 54m
2 stops
SDF9:54 pmLouisville Intl
Alaska Airlines
Dec 12
SDF11:02 amLouisville Intl
11h 58m
2 stops
ONT8:00 pmOntario
Dec 15
ONT6:00 amOntario
12h 23m
2 stops
SDF9:23 pmLouisville Intl
Alaska Airlines
Dec 7
SDF11:02 amLouisville Intl
13h 02m
2 stops
ONT9:04 pmOntario
Dec 9
ONT6:00 amOntario
12h 35m
2 stops
SDF9:35 pmLouisville Intl

How to get the cheapest flight ticket from Louisville to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Louisville to Ontario?

August. The cheapest time of year to fly to Ontario from Louisville is August. Most expensive is May

What is the cheapest day to depart Louisville for Ontario?

Thursday. The cheapest day of the week is typically Thursday. The most expensive is typically Monday

When is the cheapest time to fly from Louisville to Ontario?

In the evening. Louisville to Ontario flights are approximately 42% more expensive at noon than in the evening

What is the cheapest airline that flies to Ontario from Louisville?

American Airlines. American Airlines, Southwest, and United Airlines are the most popular carriers operating from Louisville to Ontario

What is the cheapest Louisville to Ontario flight route?

Louisville Intl - Ontario. Fly from Louisville Intl to Ontario for the best Louisville - Ontario flight prices

Can stopping save me money on Louisville to Ontario flights?

You could potentially save up to 2% on your flight if you consider stops on a Louisville to Ontario flight.

When to book flights from Louisville to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Louisville to Ontario (SDF to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Ontario

Best Price Found

$208

Fastest flight time

6h 35m

Direct flights

None

Airports in Ontario

1 airport
The best one-way flight to Ontario from Louisville in the past 72 hours is $208. The best round-trip flight deal from Louisville to Ontario found on momondo in the last 72 hours is $416.
The fastest flight from Louisville to Ontario takes 6h 35m
There are no direct flights from Louisville to Ontario. Popular non-direct route for this connection is Louisville Intl Airport - Ontario Airport.
There is 1 airport near Ontario: Ontario (ONT)

  • How far is Louisville Intl to Ontario by plane?

    Ontario is 1792.4 mi away from Louisville Intl. In terms of flight time, this usually takes a little over 6h 35m.

  • When did momondo last update prices for flights from Louisville Intl Airport to Ontario Airport?

    Prices for flights from Louisville Intl Airport to Ontario Airport refresh daily.

  • How many operators does momondo search for flights from Louisville Intl Airport to Ontario Airport?

  • How old do you have to be to fly from Louisville Intl Airport to Ontario Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Louisville to Ontario?


Best airlines flying from Louisville to Ontario

Compare and see reviews for airlines that fly from Louisville to Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $326Free CancellationRating
7.4
9,237 reviews
Search United Airlines flights
American AirlinesPriceFrom $326Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $352Free CancellationRating
8.1
5,112 reviews
Search Southwest flights
DeltaPriceFrom $416Free CancellationRating
8.0
8,832 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Ontario?

It is quick and easy to find Louisville to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

Can I find flights from Louisville to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Louisville on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Louisville to Ontario?

Once all potential Louisville to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Louisville to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Louisville to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Wed 11/6
Wed 11/13
Email me momondo's favorite deals

Find better results for your trip to the United States