HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Watertown

$358+ Cheap flights from Louisville to Watertown, NY (SDF - ART)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/21. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — ART
juin 1 — juin 81
lun. 6/1
lun. 6/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Watertown with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Louisville to Watertown

Cheapest flights from Louisville to Watertown
Explore the most affordable flight options available from Louisville to Watertown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mai 2, 2026.

This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/166:25 pm
SDF
-
ART
1 stop4h 27m
American Airlines
lun. 6/224:06 pm
ART
-
SDF
1 stop7h 02m
American Airlines
Deal found 4/29$394
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/166:25 pm
SDF
-
ART
1 stop4h 27m
American Airlines
mar. 6/236:00 am
ART
-
SDF
1 stop5h 03m
American Airlines
Deal found 4/28$420
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/166:25 pm
SDF
-
ART
1 stop4h 27m
American Airlines
sam. 6/204:21 pm
ART
-
SDF
2 stops8h 07m
American Airlines
Deal found 4/28$426
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 6/186:25 pm
SDF
-
ART
1 stop4h 27m
American Airlines
mar. 6/234:06 pm
ART
-
SDF
1 stop7h 02m
American Airlines
Deal found 4/28$454
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 6/186:25 pm
SDF
-
ART
1 stop4h 27m
American Airlines
sam. 6/204:21 pm
ART
-
SDF
2 stops8h 07m
American Airlines
Deal found 4/28$460
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 5/164:30 pm
SDF
-
ART
2 stops6h 58m
American Airlines
lun. 5/1811:25 am
ART
-
SDF
2 stops10h 01m
American Airlines
Deal found 4/29$481
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 6/176:25 pm
SDF
-
ART
1 stop4h 27m
American Airlines
lun. 6/224:06 pm
ART
-
SDF
1 stop7h 02m
American Airlines
Deal found 4/29$484
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/156:25 pm
SDF
-
ART
1 stop4h 27m
American Airlines
lun. 6/224:06 pm
ART
-
SDF
1 stop7h 02m
American Airlines
Deal found 4/29$508
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 6/186:25 pm
SDF
-
ART
1 stop4h 27m
American Airlines
lun. 6/224:06 pm
ART
-
SDF
1 stop7h 02m
American Airlines
Deal found 4/28$518

Find flight deals from Louisville to Watertown

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Watertown (ART). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated mai 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$394
(American Airlines)

One-way from

$358
(American Airlines)
Provider with most accurate pricing for Louisville Intl-Watertown flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Watertown flights.
Search Deals
From Louisville Intl to Watertown
Search Deals
One-way flight from Louisville Intl to Watertown
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Watertown that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated mai 2, 2026.
Use the filters below to find and compare flights from Louisville to Watertown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleWatertown

SDF - ART

SDFART

Louisville Intl

mar. 6/16

6:25 pm-10:52 pm

1 stop4h 27m

Watertown

lun. 6/22

4:06 pm-11:08 pm

1 stop7h 02m

$394

LouisvilleWatertown

SDF - ART

SDFART

Louisville Intl

mer. 6/17

6:25 pm-10:52 pm

1 stop4h 27m

Watertown

lun. 6/22

4:06 pm-11:08 pm

1 stop7h 02m

$484

LouisvilleWatertown

SDF - ART

SDFART

Louisville Intl

lun. 6/15

6:25 pm-10:52 pm

1 stop4h 27m

Watertown

lun. 6/22

4:06 pm-11:08 pm

1 stop7h 02m

$508
Quickest round-trip

LouisvilleWatertown

SDF - ART

SDFART

Louisville Intl

mer. 6/17

6:25 pm-10:52 pm

1 stop4h 27m

Watertown

dim. 6/21

6:00 am-11:03 am

1 stop5h 03m

$528

LouisvilleWatertown

SDF - ART

SDFART

Louisville Intl

ven. 6/19

11:28 am-3:39 pm

1 stop4h 11m

Watertown

lun. 6/22

4:06 pm-11:08 pm

1 stop7h 02m

$592

LouisvilleWatertown

SDF - ART

SDFART

Louisville Intl

dim. 6/14

6:25 pm-10:52 pm

1 stop4h 27m

Watertown

lun. 6/22

6:00 am-4:37 pm

2 stops10h 37m

$642

LouisvilleWatertown

SDF - ART

SDFART

Louisville Intl

dim. 6/14

8:15 am-3:39 pm

2 stops7h 24m

Watertown

mer. 6/24

6:00 am-4:37 pm

2 stops10h 37m

$699

LouisvilleWatertown

SDF - ART

SDFART

Louisville Intl

jeu. 5/14

11:16 am-11:23 pm

2 stops12h 07m

Watertown

lun. 5/18

11:25 am-9:26 pm

2 stops10h 01m

$751

LouisvilleWatertown

SDF - ART

SDFART

Louisville Intl

jeu. 6/18

8:15 am-3:39 pm

2 stops7h 24m

Watertown

lun. 6/22

6:00 am-4:37 pm

2 stops10h 37m

$751

LouisvilleWatertown

SDF - ART

SDFART

Louisville Intl

lun. 6/15

7:18 pm-3:39 pm

2 stops20h 21m

Watertown

mer. 6/24

6:00 am-11:03 am

1 stop5h 03m

$778

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Compare providers for flights from Louisville to Watertown

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Watertown in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Watertown, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Watertown, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Watertown, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Watertown, New York flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Watertown, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Watertown

Have a flexible travel schedule? Discover the best time to fly to Watertown from Louisville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Watertown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Louisville to Watertown, New York?

    There are many flights that can get you from Louisville to Watertown, New York in 4h 27m. Fly via American Airlines to get the fastest option. The distance from Louisville to Watertown, New York is about 645 mi.

  • Can I find deals for flights from Louisville to Watertown that include hotel bookings?

    Yes. In addition to deals on Louisville to Watertown flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Watertown?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Watertown.

  • Can I find deals for business class flights from Louisville to Watertown?

    Yes. Cheapflights offers flight deals from Louisville to Watertown by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Watertown?

Book flights to Watertown if you plan to visit one of these locations
Alexandria Bay

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.