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Cheap flights from Knoxville to Seoul from $656

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Seoul departing on 9/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Logo
2:33 pm - 6:45 pmTYS-ICN
39h 12m2 stops
Logo
9:30 pm - 11:55 amICN-TYS
27h 25m1 stop
$978
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Sun, Sep 14 - Sun, Sep 21
United Airlines Logo
10:54 am - 4:20 amTYS-ICN
28h 26m2 stops
United Airlines Logo
11:30 am - 11:57 pmICN-TYS
25h 27m2 stops
$1,159United Airlines
Find Deal
Wed, Sep 3 - Sat, Sep 13
American Airlines Logo
7:29 am - 3:30 pmTYS-ICN
19h 01m1 stop
American Airlines Logo
5:25 pm - 12:21 amICN-TYS
19h 56m1 stop
$1,456American Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20
American Airlines Logo
7:29 am - 3:30 pmTYS-ICN
19h 01m1 stop
American Airlines Logo
5:25 pm - 8:37 amICN-TYS
28h 12m2 stops
$1,461American Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20
WestJet Logo
5:45 am - 6:45 pmTYS-ICN
48h 00m2 stops
WestJet Logo
8:45 pm - 9:19 pmICN-TYS
37h 34m2 stops
$1,493WestJet
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Sun, Sep 14 - Sun, Sep 21
WestJet Logo
5:44 am - 6:45 pmTYS-ICN
24h 01m2 stops
WestJet Logo
8:45 pm - 9:20 amICN-TYS
25h 35m2 stops
$1,778WestJet
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Wed, Oct 8 - Sat, Oct 11
Qatar Airways Logo
4:37 pm - 5:05 pmTYS-ICN
35h 28m2 stops
Qatar Airways Logo
1:20 am - 10:16 pmICN-TYS
33h 56m2 stops
$1,795Qatar Airways
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Mon, Sep 15 - Sun, Sep 21
Japan Airlines Logo
7:30 am - 9:50 pmTYS-GMP
25h 20m2 stops
Japan Airlines Logo
7:55 am - 9:00 pmGMP-TYS
26h 05m2 stops
$1,888Japan Airlines
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Sun, Sep 14 - Sun, Sep 21
Japan Airlines Logo
7:29 am - 9:50 pmTYS-GMP
25h 21m2 stops
Japan Airlines Logo
7:55 am - 9:00 pmGMP-TYS
26h 05m2 stops
$1,906Japan Airlines
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Sat, Sep 13 - Sat, Sep 20
Qatar Airways Logo
2:07 pm - 5:05 pmTYS-ICN
37h 58m2 stops
Qatar Airways Logo
1:20 am - 10:16 pmICN-TYS
33h 56m2 stops
$2,070Qatar Airways
Find Deal
Sat, Sep 13 - Fri, Sep 19

United Airlines flights from Knoxville to Seoul

Our best United Airlines deals on Knoxville to Seoul flight tickets
United Airlines
Sep 3
TYS10:54 amKnoxville McGhee Tyson
28h 26m
2 stops
ICN4:20 amIncheon Intl
Sep 13
ICN11:30 amIncheon Intl
25h 27m
2 stops
TYS11:57 pmKnoxville McGhee Tyson
$1,159
Find similar
United Airlines
Sep 13
TYS10:54 amKnoxville McGhee Tyson
28h 26m
2 stops
ICN4:20 amIncheon Intl
Sep 20
ICN4:50 pmIncheon Intl
30h 38m
2 stops
TYS10:28 amKnoxville McGhee Tyson
$1,247
Find similar
United Airlines
Sep 20
TYS10:54 amKnoxville McGhee Tyson
28h 26m
2 stops
ICN4:20 amIncheon Intl
Oct 4
ICN4:50 pmIncheon Intl
30h 39m
2 stops
TYS10:29 amKnoxville McGhee Tyson
$1,261
Find similar

American Airlines flights from Knoxville to Seoul

Our best American Airlines deals on Knoxville to Seoul flight tickets
American Airlines
Sep 13
TYS7:29 amKnoxville McGhee Tyson
19h 01m
1 stop
ICN3:30 pmIncheon Intl
Sep 20
ICN5:25 pmIncheon Intl
19h 56m
1 stop
TYS12:21 amKnoxville McGhee Tyson
$1,456
Find similar
American Airlines
Sep 13
TYS7:29 amKnoxville McGhee Tyson
19h 01m
1 stop
ICN3:30 pmIncheon Intl
Sep 20
ICN5:25 pmIncheon Intl
28h 12m
2 stops
TYS8:37 amKnoxville McGhee Tyson
$1,461
Find similar
American Airlines
Sep 20
TYS7:29 amKnoxville McGhee Tyson
19h 01m
1 stop
ICN3:30 pmIncheon Intl
Oct 4
ICN5:25 pmIncheon Intl
19h 56m
1 stop
TYS12:21 amKnoxville McGhee Tyson
$1,606
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Seoul 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 August 2, 2025.
Use the filters below to find and compare flights from Knoxville to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleIncheon

TYS - ICN

TYSICN

Knoxville McGhee Tyson

Sun 9/14

2:33 pm-6:45 pm

2 stops39h 12m

Incheon Intl

Sun 9/21

9:30 pm-11:55 am

1 stop27h 25m

$978

KnoxvilleIncheon

TYS - ICN

TYSICN

Knoxville McGhee Tyson

Wed 9/3

10:54 am-4:20 am

2 stops28h 26m

Incheon Intl

Sat 9/13

11:30 am-11:57 pm

2 stops25h 27m

$1,159

KnoxvilleIncheon

TYS - ICN

TYSICN

Knoxville McGhee Tyson

Sat 9/13

7:29 am-3:30 pm

1 stop19h 01m

Incheon Intl

Sat 9/20

5:25 pm-12:21 am

1 stop19h 56m

$1,456

KnoxvilleIncheon

TYS - ICN

TYSICN

Knoxville McGhee Tyson

Sat 9/13

7:29 am-3:30 pm

1 stop19h 01m

Incheon Intl

Sat 9/20

5:25 pm-8:37 am

2 stops28h 12m

$1,461

KnoxvilleIncheon

TYS - ICN

TYSICN

Knoxville McGhee Tyson

Sun 9/14

5:45 am-6:45 pm

2 stops48h 00m

Incheon Intl

Sun 9/21

8:45 pm-9:19 pm

2 stops37h 34m

$1,493

KnoxvilleIncheon

TYS - ICN

TYSICN

Knoxville McGhee Tyson

Wed 10/8

5:44 am-6:45 pm

2 stops24h 01m

Incheon Intl

Sat 10/11

8:45 pm-9:20 am

2 stops25h 35m

$1,778

KnoxvilleIncheon

TYS - ICN

TYSICN

Knoxville McGhee Tyson

Mon 9/15

4:37 pm-5:05 pm

2 stops35h 28m

Incheon Intl

Sun 9/21

1:20 am-10:16 pm

2 stops33h 56m

$1,795

KnoxvilleSeoul

TYS - GMP

TYSGMP

Knoxville McGhee Tyson

Sun 9/14

7:30 am-9:50 pm

2 stops25h 20m

Seoul Gimpo Intl

Sun 9/21

7:55 am-9:00 pm

2 stops26h 05m

$1,888

KnoxvilleSeoul

TYS - GMP

TYSGMP

Knoxville McGhee Tyson

Sat 9/13

7:29 am-9:50 pm

2 stops25h 21m

Seoul Gimpo Intl

Sat 9/20

7:55 am-9:00 pm

2 stops26h 05m

$1,906

KnoxvilleIncheon

TYS - ICN

TYSICN

Knoxville McGhee Tyson

Sat 9/13

2:07 pm-5:05 pm

2 stops37h 58m

Incheon Intl

Fri 9/19

1:20 am-10:16 pm

2 stops33h 56m

$2,070

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Knoxville to Seoul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Seoul?

According to our data, Thursday is the cheapest day to fly to Seoul from Knoxville. The lowest ticket price found for a Thursday departure recently was $1,298. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Wednesday, with ticket prices averaging around $2,519.

When to book flights from Knoxville to Seoul

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

Cheap Knoxville to Seoul (TYS to SEL) flight deals and tips

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

Best Price Found

$656

Fastest flight time

19h 00m

Direct flights

None

Airports in Seoul

2 airports
The best one-way flight to Seoul from Knoxville in the past 72 hours is $656. The best round-trip flight deal from Knoxville to Seoul found on momondo in the last 72 hours is $978.
The fastest flight from Knoxville to Seoul takes 19h 00m
There are no direct flights from Knoxville to Seoul. Popular non-direct routes for this connection are Knoxville McGhee Tyson Airport - Incheon Intl Airport and Knoxville McGhee Tyson Airport - Seoul Gimpo Intl Airport.
There are 2 airports near Seoul: Incheon Intl (ICN), Seoul Gimpo Intl (GMP)
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  • How far is Knoxville McGhee Tyson to Seoul by plane?

    The distance between Knoxville McGhee Tyson and Seoul is about 6981.1 mi. A reasonable flight in good conditions will take 19h 01m.

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

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

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

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

    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 Seoul.

  • What documentation or ID do you need to fly to Seoul?

    The required travel and health documents for your Seoul 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 Seoul. 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 Seoul?

Best airlines flying from Knoxville to Seoul

Compare and see reviews for airlines that fly from Knoxville to Seoul with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $1,066Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Knoxville to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.

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

Yes. momondo enables you to select and highlight flights to Seoul from Knoxville with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Knoxville to Seoul.

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

Of course. momondo tracks the price of Knoxville to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport