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Cheap flights from Knoxville to Singapore from $1,278

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Singapore departing on 2/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
4:02 pm - 8:45 am
TYS
-
SIN
27h 43m
2 stops
Qatar Airways Logo
8:15 pm - 8:40 pm
SIN
-
TYS
37h 25m
2 stops
$1,278Qatar Airways
Thu, Feb 19 - Mon, Feb 23
Japan Airlines Logo
6:00 am - 6:10 am
TYS
-
SIN
36h 10m
2 stops
Japan Airlines Logo
1:55 am - 11:45 pm
SIN
-
TYS
33h 50m
2 stops
$4,518Japan Airlines
Tue, May 5 - Mon, Jun 1

momondo 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, momondo users made 832,500 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Knoxville to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleSingapore

TYS - SIN

TYSSIN

Knoxville McGhee Tyson

Thu 2/19

4:02 pm-8:45 am

2 stops27h 43m

Singapore Changi

Mon 2/23

8:15 pm-8:40 pm

2 stops37h 25m

$1,278

KnoxvilleSingapore

TYS - SIN

TYSSIN

Knoxville McGhee Tyson

Tue 5/5

6:00 am-6:10 am

2 stops36h 10m

Singapore Changi

Mon 6/1

1:55 am-11:45 pm

2 stops33h 50m

$4,518

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Knoxville to Singapore

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Singapore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Singapore (TYS to SIN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Singapore

Fastest flight time

27h 43m

Direct flights

None
The fastest flight from Knoxville to Singapore takes 27h 43m
There are no direct flights from Knoxville to Singapore. There are no popular flight routes from Knoxville to Singapore.
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  • How far is Knoxville McGhee Tyson to Singapore Changi by plane?

    Singapore Changi is 9807.0 mi away from Knoxville McGhee Tyson. In terms of flight time, this usually takes a little over 27h 43m.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Singapore Changi Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Singapore Changi Airport are updated daily.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Singapore Changi Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Singapore Changi Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Singapore Changi Airport.

  • What documentation or ID do you need to fly to Singapore Changi Airport?

    The required travel and health documents for your Singapore Changi Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Singapore Changi Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Knoxville to Singapore?

Best airlines flying from Knoxville to Singapore

Compare and see reviews for airlines that fly from Knoxville to Singapore with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,097Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights

  • How do I get Price Alerts for flights from Knoxville to Singapore?

    Price Alerts will notify you by email when the price for flights to Singapore from Knoxville decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Knoxville to Singapore with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Singapore?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Knoxville to Singapore. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Knoxville to Singapore with flexible booking policies on momondo?

Flights from Knoxville to Singapore with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Knoxville to Singapore?

momondo provides multiple filters to help you find the best flight to Singapore from Knoxville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Knoxville to Singapore right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Singapore, momondo offers a useful price alert feature which will track prices for flights to Singapore from Knoxville and alert you when they change.

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