Are direct flights from Knoxville to Seoul always the best option?

Direct flights offer convenience by reducing travel time and avoiding layovers. However, they are not always the most budget-friendly choice. Flights with one or more connections can often be more affordable, depending on your priorities.

Can flexible travel dates help on Knoxville to Seoul flights?

Yes, being flexible with your travel dates can significantly impact flight prices. Flying during off-peak seasons or on weekdays often results in lower fares. Even shifting your departure or return by a day or two may lead to savings.

What extra costs should I check before booking Knoxville to Seoul flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for amenities like meals or entertainment. Being aware of these can help you budget accurately.

Flights From Knoxville

To Seoul

Cheap Flights from Knoxville to Seoul

Browse current best options from Knoxville. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Knoxville

RatePunk searches hundreds of travel sites at once for deals on flights to Seoul

Prices updated 7 days ago

482 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 26, 2026.)

Today’s best flight deals from Knoxville to Seoul

Explore current cheapest deals departing from Knoxville to Seoul

2026-11-25 – 2026-12-12
TYS - Seoul
75% AI deal score
$1,036
$1,084
Round trip
2026-11-25 – 2026-12-09
TYS - Seoul
74% AI deal score
$1,045
$1,105
Round trip
2026-11-25 – 2026-12-03
TYS - Seoul
74% AI deal score
$1,060
$1,132
Round trip
2026-11-15 – 2026-12-12
TYS - Seoul
74% AI deal score
$1,038
$1,134
Round trip
2026-11-25 – 2026-12-05
TYS - Seoul
75% AI deal score
$1,052
$1,135
Round trip
2026-11-25 – 2026-12-08
TYS - Seoul
75% AI deal score
$1,046
$1,145
Round trip
2027-01-24 – 2027-02-18
TYS - Seoul
74% AI deal score
$1,095
$1,149
Round trip
2026-11-19 – 2026-12-12
TYS - Seoul
74% AI deal score
$1,035
$1,151
Round trip
2026-11-25 – 2026-12-10
TYS - Seoul
75% AI deal score
$1,040
$1,155
Round trip
2027-01-31 – 2027-02-18
TYS - Seoul
74% AI deal score
$1,104
$1,155
Round trip

Knoxville to Seoul: Overview

How much is a round trip from Knoxville to Seoul

Regular price: $921 - $1,969

Prices for flights from Knoxville to Seoul are currently within the regular range.

The regular price range for flights from Knoxville to Seoul is between $921 and $1969. The current lowest deal is $1084 with Allegiant Air for travel from Nov 25-Dec 12.

now $1,084

Low $921

High $1,969

The cheapest time to fly from Knoxville to Seoul

The cheapest month to fly from TYS to SEL is November, with a median price of $1245. The most expensive month is December, with a median price of $2472. Prices are generally lower from October to November.

November

Cheapest

Flights from $1,245

December

Most Expensive

Flights from $2,472

Oct

Nov

Dec

Direct flights from Knoxville to Seoul

Allegiant Air

Air Premia

Frontier Airlines

T'way Air

Last-minute flights going from Knoxville to Seoul

Wed, Oct 28

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Korean Air

$1,490

$2,152

One-way

Wed, Oct 28

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Korean Air

$1,477

$2,243

One-way

Mon, Nov 9

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Allegiant Air, WestJet, T'way Air

$1,057

One-way

Mon, Nov 9

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Allegiant Air, WestJet, T'way Air

$1,057

$1,133

One-way

Mon, Nov 9

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Allegiant Air, WestJet, T'way Air

$1,057

$1,141

One-way

Wed, Nov 11

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Allegiant Air, Air Premia

$1,036

$1,291

One-way

Biggest price drops on these dates for flights from Knoxville to Seoul

4 nights

Nov 23 - Nov 27

$1,161 → $1,128

4 nights

Dec 3 - Dec 7

$1,235 → $1,211

5 nights

Dec 3 - Dec 8

$1,210 → $1,195

4 nights

Dec 4 - Dec 8

$1,239 → $1,240

Popular Airports to fly from Knoxville to Seoul

Knoxville - Seoul route insights

💸 Price insights

Recent fares are below the typical level.

Recent fares from Knoxville to Seoul are below the typical level for this route.

📅 Best time to fly

March is historically the cheapest month to fly.

Historically, March is the cheapest month to fly from Knoxville to Seoul, with a median price of $2292.

⏱️ Flight duration

Flights are typically 55h 53m long.

Flights from Knoxville to Seoul typically take 55 hours and 53 minutes, with 3 stopovers.

✈️ Airlines & availability

No direct flights available.

There are no direct flights available on this route; all flights include stopovers.

🏆 Airline highlight

Allegiant Air offers deals on this route.

Allegiant Air has historically offered the most deals for flights from Knoxville to Seoul.

🎯 Booking tip

Deals are rare on this route.

Deals for flights from Knoxville to Seoul are historically rare, appearing infrequently.

Knoxville main airports to depart from

McGhee Tyson (TYS)

Cheapest

McGhee Tyson Airport (TYS) is a convenient option for flights from Knoxville to Seoul.

📍 ~18 km from Knoxville (reachable by car)

💸 Flights from ~$1,141

Seoul main airports to arrive at

Incheon International (ICN)

Cheapest

Incheon International Airport is a good choice for flights from Knoxville to Seoul, offering competitive prices.

📍 ~48 km from Seoul city center (reachable by car)

💸 Flights from ~$1,136

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Cheapest

Seoul, South Korea

82% AI deal score

$10,930

$9,060

Save $1,870

All Nippon Airways, +1

Business Class

From TYS

Elite

Nov 27

Seoul, South Korea

82% AI deal score

$12,023

$9,082

Save $2,941

All Nippon Airways, +1

Business Class

From TYS

Elite

Nov 27

Seoul, South Korea

82% AI deal score

$12,023

$9,091

Save $2,932

All Nippon Airways, +1

Business Class

From TYS

Elite

Nov 27

Seoul, South Korea

82% AI deal score

$12,023

$9,102

Save $2,921

All Nippon Airways, +1

Business Class

From TYS

Elite

Nov 27

Seoul, South Korea

82% AI deal score

$12,108

$9,129

Save $2,979

All Nippon Airways, +1

Business Class

From TYS

Elite

Nov 27

Seoul, South Korea

82% AI deal score

$12,164

$9,129

Save $3,035

All Nippon Airways, +1

Business Class

From TYS

Elite

Nov 27

Seoul, South Korea

82% AI deal score

$12,023

$9,133

Save $2,890

All Nippon Airways, +1

Business Class

From TYS

Elite

Nov 27

Seoul, South Korea

82% AI deal score

$12,238

$9,138

Save $3,100

All Nippon Airways, +1

Business Class

From TYS

Elite

Nov 18

Seoul, South Korea

81% AI deal score

$10,541

$8,859

Save $1,682

All Nippon Airways, +1

Business Class

From TYS

Elite

Nov 27

Seoul, South Korea

81% AI deal score

$10,268

$8,952

Save $1,316

All Nippon Airways, +1

Business Class

From TYS

Elite

Nov 27

Seoul, South Korea

81% AI deal score

$10,268

$8,952

Save $1,316

All Nippon Airways, +1

Business Class

Frequently Asked Questions About Flights to Seoul

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking platforms can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking flights in advance, typically several months out, often provides more competitive prices. However, last-minute deals can sometimes appear, so it's wise to monitor fare trends. Prices can fluctuate, so there isn't one single best time to book.

Comparing flights from nearby airports can sometimes lead to significant savings. While it may add to your ground travel time, the potential for lower airfares could make it a worthwhile option. Always factor in the total cost and convenience.

Related routes

More routes from Knoxville

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Flights to Seoul from other cities

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Knoxville to Seoul: Overview

How much is a round trip from Knoxville to Seoul

Regular price: $921 - $1,969

Prices for flights from Knoxville to Seoul are currently within the regular range.

The regular price range for flights from Knoxville to Seoul is between $921 and $1969. The current lowest deal is $1084 with Allegiant Air for travel from Nov 25-Dec 12.

now $1,084

Low $921

High $1,969

The cheapest time to fly from Knoxville to Seoul

November

Cheapest

Flights from $1,245

December

Most Expensive

Flights from $2,472

Oct

Nov

Dec

Direct flights from Knoxville to Seoul

Allegiant Air

Air Premia

Frontier Airlines

T'way Air

Last-minute flights going from Knoxville to Seoul

Wed, Oct 28

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Korean Air

$1,490

$2,152

One-way

Wed, Oct 28

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Korean Air

$1,477

$2,243

One-way

Mon, Nov 9

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Allegiant Air, WestJet, T'way Air

$1,057

One-way

Mon, Nov 9

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Allegiant Air, WestJet, T'way Air

$1,057

$1,133

One-way

Mon, Nov 9

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Allegiant Air, WestJet, T'way Air

$1,057

$1,141

One-way

Wed, Nov 11

⌛ Last-Minute

TYS - Seoul

Knoxville (TYS) - Seoul (ICN)

Allegiant Air, Air Premia

$1,036

$1,291

One-way

Biggest price drops on these dates for flights from Knoxville to Seoul

4 nights

Nov 23 - Nov 27

$1,161 → $1,128

4 nights

Dec 3 - Dec 7

$1,235 → $1,211

5 nights

Dec 3 - Dec 8

$1,210 → $1,195

4 nights

Dec 4 - Dec 8

$1,239 → $1,240

Popular Airports to fly from Knoxville to Seoul

Knoxville - Seoul route insights

💸 Price insights

Recent fares are below the typical level.

Recent fares from Knoxville to Seoul are below the typical level for this route.

📅 Best time to fly

March is historically the cheapest month to fly.

Historically, March is the cheapest month to fly from Knoxville to Seoul, with a median price of $2292.

⏱️ Flight duration

Flights are typically 55h 53m long.

Flights from Knoxville to Seoul typically take 55 hours and 53 minutes, with 3 stopovers.

✈️ Airlines & availability

No direct flights available.

There are no direct flights available on this route; all flights include stopovers.

🏆 Airline highlight

Allegiant Air offers deals on this route.

Allegiant Air has historically offered the most deals for flights from Knoxville to Seoul.

🎯 Booking tip

Deals are rare on this route.

Deals for flights from Knoxville to Seoul are historically rare, appearing infrequently.

Knoxville main airports to depart from

McGhee Tyson (TYS)

Cheapest

McGhee Tyson Airport (TYS) is a convenient option for flights from Knoxville to Seoul.

📍 ~18 km from Knoxville (reachable by car)

💸 Flights from ~$1,141

Seoul main airports to arrive at

Incheon International (ICN)

Cheapest

Incheon International Airport is a good choice for flights from Knoxville to Seoul, offering competitive prices.

📍 ~48 km from Seoul city center (reachable by car)

💸 Flights from ~$1,136

Airports nearby Seoul used as alternative

Cheongju International (CJJ)

Cheapest

Cheongju International Airport (CJJ) is a primary low-cost carrier hub for regional international routes.

Seoul, South Korea

81% AI deal score

$10,268

$8,952

Save $1,316

All Nippon Airways, +1

Business Class

Frequently Asked Questions About Flights to Seoul

Cheap Flights from Knoxville to Seoul

Today’s best flight deals from Knoxville to Seoul

Knoxville to Seoul: Overview

How much is a round trip from Knoxville to Seoul

The cheapest time to fly from Knoxville to Seoul

Direct flights from Knoxville to Seoul

Last-minute flights going from Knoxville to Seoul

Biggest price drops on these dates for flights from Knoxville to Seoul

Popular Airports to fly from Knoxville to Seoul

Knoxville - Seoul route insights

Recent fares are below the typical level.

March is historically the cheapest month to fly.

Flights are typically 55h 53m long.

No direct flights available.

Allegiant Air offers deals on this route.

Deals are rare on this route.

Knoxville main airports to depart from

Seoul main airports to arrive at

Airports nearby Seoul used as alternative

Business & First Class Flight Deals to Seoul

Best Elite deals to Seoul

Dec 27

Nov 09

Nov 27

Nov 27

Nov 27

Nov 27

Nov 27

Nov 27

Nov 27

Nov 18

Nov 27

Nov 27

Frequently Asked Questions About Flights to Seoul

How can I find cheap flights from Knoxville to Seoul?

When should I book flights from Knoxville to Seoul?

Should I compare nearby airports for flights from Knoxville to Seoul?

Are direct flights from Knoxville to Seoul always the best option?

Can flexible travel dates help on Knoxville to Seoul flights?

What extra costs should I check before booking Knoxville to Seoul flights?

Related routes

More routes from Knoxville

Flights to Seoul from other cities

Knoxville to Seoul: Overview

How much is a round trip from Knoxville to Seoul

The cheapest time to fly from Knoxville to Seoul

Direct flights from Knoxville to Seoul

Last-minute flights going from Knoxville to Seoul

Biggest price drops on these dates for flights from Knoxville to Seoul

Popular Airports to fly from Knoxville to Seoul

Knoxville - Seoul route insights

Recent fares are below the typical level.

March is historically the cheapest month to fly.

Flights are typically 55h 53m long.

No direct flights available.

Allegiant Air offers deals on this route.

Deals are rare on this route.

Knoxville main airports to depart from

Seoul main airports to arrive at

Airports nearby Seoul used as alternative

Business & First Class Flight Deals to Seoul

Best Elite deals to Seoul

Dec 27

Nov 09

Nov 27

Nov 27

Nov 27

Nov 27

Nov 27

Nov 27

Nov 27

Nov 18

Nov 27

Nov 27

Frequently Asked Questions About Flights to Seoul

How can I find cheap flights from Knoxville to Seoul?

When should I book flights from Knoxville to Seoul?

Should I compare nearby airports for flights from Knoxville to Seoul?

Are direct flights from Knoxville to Seoul always the best option?

Can flexible travel dates help on Knoxville to Seoul flights?