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$1,129+ Cheap flights from Knoxville (TYS) 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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SIN
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
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Cheap flight deals from Knoxville to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) 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 September 14, 2025.

Round-trip from

$1,129
(United Airlines)

Popular in

July

Cheapest in

October

Average price

$1,976
From Knoxville McGhee Tyson to Singapore Changi
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Highest demand for flights based on searches. 15% potential increase in price ($300 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($94 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 Knoxville to Singapore

Cheapest flights from Knoxville to Singapore
Explore the most affordable flight options available from Knoxville to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 10/282:25 pmTYS - SIN
2 stops28h 35mUnited Airlines
Tue 11/410:20 pmSIN - TYS
2 stops24h 45mUnited Airlines
Deal found 9/13$1,129
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/2912:00 pmTYS - SIN
2 stops30h 15mUnited Airlines
Fri 10/38:45 amSIN - TYS
2 stops26h 58mUnited Airlines
Deal found 9/13$1,370
This Japan Airlines deal was found by Cheapflights users on 9/11. 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 9/297:14 amTYS - SIN
2 stops29h 06mJapan Airlines
Thu 10/21:55 amSIN - TYS
2 stops31h 05mJapan Airlines
Deal found 9/11$1,564
This Finnair deal was found by Cheapflights users on 9/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1412:06 pmTYS - SIN
2 stops41h 34mFinnair
Sun 12/2810:05 pmSIN - TYS
2 stops39h 33mFinnair
Deal found 9/14$3,023
This Air France deal was found by Cheapflights users on 9/14. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:37 pmTYS - SIN
2 stops34h 18mAir France
Sat 12/2710:50 pmSIN - TYS
2 stops29h 59mAir France
Deal found 9/14$3,169
This Air France deal was found by Cheapflights users on 9/14. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:37 pmTYS - SIN
2 stops34h 18mMultiple Airlines
Fri 12/261:40 amSIN - TYS
2 stops30h 47mMultiple Airlines
Deal found 9/14$3,171
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/151:52 pmTYS - SIN
2 stops38h 03mLufthansa
Mon 12/2911:55 pmSIN - TYS
2 stops32h 56mLufthansa
Deal found 9/14$3,286
This Arangrant deal was found by Cheapflights users on 9/14. 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 Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:24 amTYS - SIN
2 stops47h 01mJapan Airlines
Sat 12/2710:25 pmSIN - TYS
2 stops29h 02mJapan Airlines
Deal found 9/14$3,335
This Finnair deal was found by Cheapflights users on 9/14. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1712:10 pmTYS - SIN
2 stops41h 30mFinnair
Fri 12/2610:05 pmSIN - TYS
2 stops38h 40mFinnair
Deal found 9/14$3,560
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 12/161:52 pmTYS - SIN
2 stops29h 08mUnited Airlines
Thu 12/2510:20 pmSIN - TYS
2 stops24h 55mUnited Airlines
Deal found 9/14$3,629
This Air France deal was found by Cheapflights users on 9/14. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:00 pmTYS - SIN
2 stops33h 55mAir France
Sun 12/2810:50 pmSIN - TYS
2 stops29h 59mAir France
Deal found 9/14$3,769
This Air France deal was found by Cheapflights users on 9/14. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:00 pmTYS - SIN
2 stops33h 55mMultiple Airlines
Fri 12/261:40 amSIN - TYS
2 stops30h 47mMultiple Airlines
Deal found 9/14$3,771

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville 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 September 14, 2025.
Use the filters below to find and compare flights from Knoxville to Singapore that are best for you.

Fly from

Knoxville

Fly to

Singapore

Route

Depart

Return

Price

KnoxvilleSingapore

TYS - SIN

TYSSIN

Knoxville McGhee Tyson

Tue 10/28

2:25 pm-7:00 am

2 stops28h 35m

Singapore Changi

Tue 11/4

10:20 pm-10:05 am

2 stops24h 45m

$1,129

KnoxvilleSingapore

TYS - SIN

TYSSIN

Knoxville McGhee Tyson

Mon 9/29

4:40 pm-6:15 am

2 stops25h 35m

Singapore Changi

Fri 10/3

8:40 pm-2:45 pm

2 stops30h 05m

$1,370

KnoxvilleSingapore

TYS - SIN

TYSSIN

Knoxville McGhee Tyson

Mon 9/29

6:00 am-12:20 am

2 stops30h 20m

Singapore Changi

Thu 10/2

1:55 am-4:19 pm

2 stops26h 24m

$1,564

KnoxvilleSingapore

TYS - SIN

TYSSIN

Knoxville McGhee Tyson

Mon 9/29

7:14 am-12:20 am

2 stops29h 06m

Singapore Changi

Thu 10/2

1:55 am-9:00 pm

2 stops31h 05m

$1,564

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from Knoxville to Singapore

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

What is the cheapest time of day to fly from TYS to SIN?

Find hourly flight availability from Knoxville to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 14, 2025.

When flying from Knoxville to Singapore, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 25% versus a flight in the afternoon.

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 September 14, 2025.
Read reviews from past customers who have flown United Airlines from Knoxville 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
8,931 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

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
8,931 reviews
United Airlines
7.4
Good
8,931 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

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 Knoxville 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 Knoxville to Singapore?

    For as low as $1,129, United Airlines can have you in Singapore from Knoxville in 28h 35m. The distance from Knoxville to Singapore is about 9811 mi. 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 Knoxville to Singapore round-trip?

    Currently priced at $1,097, United Airlines will fly you from Knoxville to Singapore and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Users have found that United Airlines is 31% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville 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 Knoxville to Singapore?

    Currently, October is the cheapest month in which you can book a flight from Knoxville to Singapore (average of $1,002). Flying from Knoxville 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Knoxville to Singapore

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

Top airline flying from Knoxville to Singapore

Discover the top airline that operate flights from Knoxville 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 September 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,097Average$1,179FlexibilityNo cancel feeOn-time69%

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