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$1,179+ 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SIN
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap 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 septiembre 11, 2025.

Round-trip from

$1,195
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$1,253
From Louisville Intl to Singapore Changi
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Highest demand for flights based on searches. 13% potential increase in price ($238 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($72 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 septiembre 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/8. 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.
jue. 10/23:30 pmSDF - SIN
2 stops38h 55mUnited Airlines
lun. 10/68:40 pmSIN - SDF
2 stops29h 52mUnited Airlines
Deal found 9/8$1,179
This United Airlines deal was found by Cheapflights users on 9/8. 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.
vie. 9/123:35 pmSDF - SIN
2 stops26h 40mUnited Airlines
dom. 9/148:40 pmSIN - SDF
2 stops28h 50mUnited Airlines
Deal found 9/8$1,229
This oojo deal was found by Cheapflights users on 9/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/251:20 pmSDF - SIN
2 stops37h 35mQatar Airways
vie. 10/313:15 amSIN - SDF
2 stops31h 48mQatar Airways
Deal found 9/10$1,411
This Mytrip deal was found by Cheapflights users on 9/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/124:20 pmSDF - SIN
3 stops33h 00mMultiple Airlines
dom. 9/146:00 pmSIN - SDF
3 stops33h 20mMultiple Airlines
Deal found 9/8$1,422
This Qatar Airways deal was found by Cheapflights users on 9/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/212:25 pmSDF - SIN
2 stops32h 35mQatar Airways
dom. 10/53:10 amSIN - SDF
2 stops29h 13mQatar Airways
Deal found 9/8$1,544
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/210:00 amSDF - SIN
2 stops32h 10mAmerican Airlines
dom. 10/51:55 amSIN - SDF
2 stops32h 30mAmerican Airlines
Deal found 9/9$1,698
This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/254:45 pmSDF - SIN
2 stops34h 10mMultiple Airlines
sáb. 11/111:25 amSIN - SDF
3 stops44h 50mMultiple Airlines
Deal found 9/10$1,794

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 septiembre 11, 2025.
Use the filters below to find and compare flights from Louisville to Singapore that are best for you.

Fly from

Louisville

Fly to

Singapore

Route

Depart

Return

Price

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

jue. 10/2

3:30 pm-6:25 pm

2 stops38h 55m

Singapore Changi

lun. 10/6

8:40 pm-2:32 pm

2 stops29h 52m

$1,179

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

sáb. 10/25

1:20 pm-2:55 pm

2 stops37h 35m

Singapore Changi

vie. 10/31

3:15 am-11:03 pm

2 stops31h 48m

$1,411

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

jue. 10/2

12:25 pm-9:00 am

2 stops32h 35m

Singapore Changi

dom. 10/5

3:10 am-8:23 pm

2 stops29h 13m

$1,544

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

jue. 10/2

10:00 am-6:10 am

2 stops32h 10m

Singapore Changi

dom. 10/5

1:55 am-10:25 pm

2 stops32h 30m

$1,698

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

sáb. 10/25

2:05 pm-7:05 pm

2 stops41h 00m

Singapore Changi

sáb. 11/1

8:45 pm-8:15 pm

1 stop35h 30m

$1,850

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

vie. 12/5

7:13 am-6:35 am

2 stops34h 22m

Singapore Changi

jue. 12/11

2:20 am-12:30 pm

2 stops23h 10m

$5,970

LouisvilleSingapore

SDF - SIN

SDFSIN

Louisville Intl

vie. 10/24

7:32 am-12:20 am

2 stops28h 48m

Singapore Changi

jue. 10/30

2:20 am-1:47 pm

2 stops23h 27m

$7,933

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

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, October is the cheapest month in which you can book a flight from Louisville to Singapore (average of $1,002). Flying from Louisville to Singapore in December is currently the most expensive (average of $1,665). 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 septiembre 11, 2025.
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
8,937 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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 United Airlines and Qatar Airways fly from Louisville to Singapore in about 37h 35m. The time it takes to get you to your destination can typically vary by up to 1h 20m. 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 $1,179 on this airline. This flight start at 25% 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, October is the cheapest month in which you can book a flight from Louisville to Singapore (average of $1,002). Flying from Louisville to Singapore in December is currently the most expensive (average of $1,665). 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

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Alternative routes for Louisville to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
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Nashville to Singapore flights
Evansville to Singapore flights
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Lexington to Singapore flights
Blountville 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,179Average$1,547FlexibilityNo cancel feeOn-time69%

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