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$1,607+ 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SIN
Jul 17 — Jul 241
Fri 7/17
Fri 7/24
1 adult, Economy
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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 June 17, 2026.

This Qatar Airways deal was found by Cheapflights users on 6/12. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:04 am
SDF
-
SIN
2 stops40h 41m
Qatar Airways
Fri 9/113:15 am
SIN
-
SDF
2 stops32h 34m
Qatar Airways
Deal found 6/12$1,607
This Qatar Airways deal was found by Cheapflights users on 6/14. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:10 pm
SDF
-
SIN
2 stops34h 35m
Qatar Airways
Tue 8/43:15 am
SIN
-
SDF
2 stops31h 44m
Qatar Airways
Deal found 6/14$1,665
This Ovago deal was found by Cheapflights users on 6/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:48 am
SDF
-
SIN
2 stops50h 27m
Qatar Airways
Sun 7/193:15 am
SIN
-
SDF
2 stops30h 49m
Qatar Airways
Deal found 6/15$1,718
This Air Canada deal was found by Cheapflights users on 6/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:00 am
SDF
-
SIN
2 stops32h 15m
Air Canada
Sat 9/127:00 am
SIN
-
SDF
2 stops25h 32m
Air Canada
Deal found 6/14$1,762
This oojo deal was found by Cheapflights users on 6/12. 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 7/910:33 am
SDF
-
SIN
2 stops46h 42m
Qatar Airways
Tue 7/143:15 am
SIN
-
SDF
2 stops30h 49m
Qatar Airways
Deal found 6/12$1,827
This United Airlines deal was found by Cheapflights users on 6/14. 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.
Wed 7/298:00 am
SDF
-
SIN
3 stops28h 45m
United Airlines
Wed 8/58:45 am
SIN
-
SDF
2 stops36h 41m
United Airlines
Deal found 6/14$1,843
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/299:21 am
SDF
-
SIN
1 stop31h 54m
Multiple Airlines
Wed 8/59:45 am
SIN
-
SDF
2 stops43h 38m
Multiple Airlines
Deal found 6/14$2,520
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1410:33 am
SDF
-
SIN
2 stops48h 27m
Multiple Airlines
Mon 7/209:05 am
SIN
-
SDF
1 stop22h 43m
Multiple Airlines
Deal found 6/15$3,720
This BusinessClass deal was found by Cheapflights users on 6/12. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/96:01 pm
SDF
-
SIN
2 stops29h 44m
Cathay Pacific
Wed 7/159:45 am
SIN
-
SDF
2 stops26h 01m
Cathay Pacific
Deal found 6/12$6,176

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 June 17, 2026.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,607
(Qatar Airways)
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

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 June 17, 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 9/8

11:04 am-3:45 pm

2 stops40h 41m

Singapore Changi

Fri 9/11

3:15 am-11:49 pm

2 stops32h 34m

$1,607

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Wed 7/29

5:10 pm-3:45 pm

2 stops34h 35m

Singapore Changi

Tue 8/4

3:15 am-10:59 pm

2 stops31h 44m

$1,665

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Tue 7/14

6:48 am-9:15 pm

2 stops50h 27m

Singapore Changi

Sun 7/19

3:15 am-10:04 pm

2 stops30h 49m

$1,718

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Tue 9/8

9:00 am-5:15 am

2 stops32h 15m

Singapore Changi

Sat 9/12

7:00 am-8:32 pm

2 stops25h 32m

$1,762

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Thu 7/9

10:33 am-9:15 pm

2 stops46h 42m

Singapore Changi

Tue 7/14

3:15 am-10:04 pm

2 stops30h 49m

$1,827

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Wed 7/29

8:00 am-12:45 am

3 stops28h 45m

Singapore Changi

Wed 8/5

8:45 am-9:26 am

2 stops36h 41m

$1,843

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Tue 7/14

10:33 am-11:00 pm

2 stops48h 27m

Singapore Changi

Mon 7/20

9:05 am-7:48 pm

1 stop22h 43m

$3,720
Quickest round-trip

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

Thu 7/9

6:01 pm-11:45 am

2 stops29h 44m

Singapore Changi

Wed 7/15

9:45 am-11:46 pm

2 stops26h 01m

$6,176

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Sorted by cheapest first

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 June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice 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-Singapore flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Louisville-Singapore flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

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 June 17, 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
9,845 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,845 reviews
United Airlines
7.4
Good
9,845 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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 and Air Canada fly from Louisville to Singapore in about 32h 15m. The time it takes to get you to your destination can typically vary by up to 8h 26m. There are 9629 mi between Louisville and Singapore. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $1,129 on this airline.

  • 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.

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 June 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,129Average$1,602FlexibilityNo cancel feeOn-time69%

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