HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Singapore

$1,033+ Cheap flights from Louisville (SDF) to Singapore (SIN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SIN
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Singapore 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 Singapore

Cheapest flights from Louisville to Singapore
Explore the most affordable flight options available from Louisville to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This Cathay Pacific deal was found by Cheapflights users on 3/10. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:21 pm
SDF
-
SIN
2 stops29h 24m
Multiple Airlines
Sun 9/68:05 pm
SIN
-
SDF
2 stops38h 39m
Multiple Airlines
Deal found 3/10$1,033
This FlightHub deal was found by Cheapflights users on 3/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:11 pm
SDF
-
SIN
2 stops39h 34m
Qatar Airways
Sun 5/243:15 am
SIN
-
SDF
2 stops31h 04m
Qatar Airways
Deal found 3/9$1,194
This oojo deal was found by Cheapflights users on 3/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:16 am
SDF
-
SIN
2 stops40h 29m
Qatar Airways
Thu 4/307:40 pm
SIN
-
SDF
2 stops37h 50m
Qatar Airways
Deal found 3/9$1,205
This Japan Airlines deal was found by Cheapflights users on 3/6. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:58 am
SDF
-
SIN
2 stops34h 12m
Japan Airlines
Wed 9/301:55 am
SIN
-
SDF
2 stops27h 14m
Japan Airlines
Deal found 3/6$1,230
This United Airlines deal was found by Cheapflights users on 3/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/281:55 pm
SDF
-
SIN
2 stops28h 20m
United Airlines
Thu 10/18:45 am
SIN
-
SDF
2 stops25h 12m
United Airlines
Deal found 3/8$1,231
This IEagle deal was found by Cheapflights users on 3/10. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:11 pm
SDF
-
SIN
2 stops35h 19m
Finnair
Sun 8/29:35 pm
SIN
-
SDF
2 stops37h 41m
Finnair
Deal found 3/10$1,444
This IEagle deal was found by Cheapflights users on 3/9. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:21 pm
SDF
-
SIN
2 stops41h 09m
Finnair
Thu 7/29:35 pm
SIN
-
SDF
2 stops37h 41m
Finnair
Deal found 3/9$1,448
This KAYAK deal was found by Cheapflights users on 3/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/92:05 pm
SDF
-
SIN
2 stops28h 10m
Multiple Airlines
Sat 8/158:35 pm
SIN
-
SDF
2 stops28h 20m
Multiple Airlines
Deal found 3/10$1,624

Find flight deals from Louisville to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Singapore (SIN). 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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,033
(Cathay Pacific)

Popular in

December

Cheapest in

January

Average price

$1,271
Provider with most accurate pricing for Louisville Intl-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Singapore Changi flights.
Search Deals
From Louisville Intl to Singapore Changi
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($77 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Singapore 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 March 11, 2026.
Use the filters below to find and compare flights from Louisville to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Tue 9/1

12:15 pm-3:40 pm

2 stops39h 25m

Singapore Changi

Sun 9/6

8:05 pm-10:44 pm

2 stops38h 39m

$1,033

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Mon 5/11

12:11 pm-3:45 pm

2 stops39h 34m

Singapore Changi

Sun 5/24

3:15 am-10:19 pm

2 stops31h 04m

$1,194

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Thu 4/23

11:16 am-3:45 pm

2 stops40h 29m

Singapore Changi

Thu 4/30

7:40 pm-9:30 pm

2 stops37h 50m

$1,205

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Tue 7/28

7:11 pm-6:30 pm

2 stops35h 19m

Singapore Changi

Sun 8/2

9:35 pm-11:16 pm

2 stops37h 41m

$1,444

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Tue 6/2

1:21 pm-6:30 pm

2 stops41h 09m

Singapore Changi

Thu 7/2

9:35 pm-11:16 pm

2 stops37h 41m

$1,448
Quickest round-trip

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Sun 8/9

2:05 pm-6:15 am

2 stops28h 10m

Singapore Changi

Sat 8/15

8:35 pm-12:55 pm

2 stops28h 20m

$1,624

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Sun 8/9

2:05 pm-6:15 am

2 stops28h 10m

Singapore Changi

Sat 8/15

8:35 pm-2:19 pm

1 stop29h 44m

$1,625

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Tue 6/2

8:00 am-6:15 am

1 stop34h 15m

Singapore Changi

Thu 7/2

6:15 am-10:50 pm

2 stops28h 35m

$2,284
Cheapest one-way

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Thu 4/2

3:49 pm-5:55 pm

3 stops38h 06m

$3,260

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Thu 4/2

1:55 pm-6:45 am

2 stops28h 50m

$3,876

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Compare providers for flights from Louisville to Singapore

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 Singapore in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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-Singapore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Singapore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Singapore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Singapore 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-Singapore 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 Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore 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.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Singapore

What is the cheapest month to book a flight from Louisville to Singapore?

Currently, January is the cheapest month in which you can book a flight from Louisville to Singapore (average of $1,043). Flying from Louisville to Singapore in June is currently the most expensive (average of $1,447). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated March 11, 2026.
Read reviews from past customers who have flown United Airlines from Louisville to Singapore. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,414 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,414 reviews
United Airlines
7.4
Good
9,414 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Louisville to Singapore. 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 Singapore?

    Airlines like Qatar Airways fly from Louisville to Singapore in about 39h 34m. The time it takes to get you to your destination can typically vary by up to . There are 9629 mi between Louisville and Singapore.

  • What is the cheapest airline to fly from Louisville to Singapore round-trip?

    Our cheapest airline available from Louisville to Singapore is United Airlines. Our recent data shows that you can find tickets from as low as $1,179 on this airline. This flight start at 19% lower than the current average price 3 months from now.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Louisville to Singapore?

    Currently, January is the cheapest month in which you can book a flight from Louisville to Singapore (average of $1,043). Flying from Louisville to Singapore in June is currently the most expensive (average of $1,447). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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.

Alternative routes for Louisville to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Singapore flights
Cincinnati to Singapore flights

Top airline flying from Louisville to Singapore

Discover the top airline that operate flights from Louisville to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,179Average$1,447FlexibilityNo cancel feeOn-time69%

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.