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Suvarnabhumi

$549+ Cheap flights from Knoxville (TYS) to Suvarnabhumi (BKK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BKK
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Knoxville to Suvarnabhumi

Cheapest flights from Knoxville to Suvarnabhumi
Explore the most affordable flight options available from Knoxville to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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 12/162:30 pmTYS - BKK
2 stops50h 40mUnited Airlines
Wed 12/244:55 pmBKK - TYS
3 stops30h 16mUnited Airlines
Deal found 12/15$1,331
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/167:25 pmTYS - BKK
2 stops45h 45mUnited Airlines
Fri 12/264:55 pmBKK - TYS
3 stops42h 47mUnited Airlines
Deal found 12/15$1,371
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/162:30 pmTYS - BKK
2 stops50h 40mUnited Airlines
Sat 12/274:55 pmBKK - TYS
3 stops65h 34mUnited Airlines
Deal found 12/15$1,387
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/162:30 pmTYS - BKK
2 stops50h 40mUnited Airlines
Sun 12/289:10 amBKK - TYS
2 stops41h 38mUnited Airlines
Deal found 12/15$1,440
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/162:30 pmTYS - BKK
2 stops50h 40mUnited Airlines
Thu 12/257:10 amBKK - TYS
2 stops27h 19mUnited Airlines
Deal found 12/15$1,443
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/179:40 amTYS - BKK
2 stops31h 30mUnited Airlines
Thu 12/254:55 pmBKK - TYS
3 stops30h 01mUnited Airlines
Deal found 12/15$1,451
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/179:40 amTYS - BKK
2 stops31h 30mUnited Airlines
Fri 12/264:55 pmBKK - TYS
3 stops42h 47mUnited Airlines
Deal found 12/15$1,491
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/179:40 amTYS - BKK
2 stops31h 30mUnited Airlines
Sat 12/274:55 pmBKK - TYS
3 stops65h 34mUnited Airlines
Deal found 12/15$1,507
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/179:40 amTYS - BKK
2 stops31h 30mUnited Airlines
Sun 12/289:10 amBKK - TYS
2 stops41h 38mUnited Airlines
Deal found 12/15$1,560
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/1610:50 amTYS - BKK
2 stops30h 20mUnited Airlines
Mon 12/229:10 amBKK - TYS
2 stops50h 49mUnited Airlines
Deal found 12/15$1,567

Find flight deals from Knoxville to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Suvarnabhumi (BKK). 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 December 15, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$859
(United Airlines)

One-way from

$549
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$1,267
Provider with most accurate pricing for Knoxville McGhee Tyson-Bangkok Suvarnabhumi flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Bangkok Suvarnabhumi flights.
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From Knoxville McGhee Tyson to Bangkok Suvarnabhumi
Search Deals
One-way flight from Knoxville McGhee Tyson to Bangkok Suvarnabhumi
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($200 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Suvarnabhumi 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 December 15, 2025.
Use the filters below to find and compare flights from Knoxville to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Knoxville

Fly to

Suvarnabhumi

Route

Depart

Return

Price

KnoxvilleBangkok

TYS - BKK

TYSBKK

Knoxville McGhee Tyson

Thu 1/29

9:30 am-11:25 am

3 stops37h 55m

Bangkok Suvarnabhumi

Mon 2/2

4:55 pm-3:14 pm

3 stops34h 19m

$859

KnoxvilleBangkok

TYS - BKK

TYSBKK

Knoxville McGhee Tyson

Sun 1/25

1:59 pm-5:10 am

2 stops51h 11m

Bangkok Suvarnabhumi

Thu 1/29

2:25 pm-1:24 pm

2 stops58h 59m

$900

KnoxvilleBangkok

TYS - BKK

TYSBKK

Knoxville McGhee Tyson

Thu 1/22

7:54 am-11:35 pm

2 stops27h 41m

Bangkok Suvarnabhumi

Wed 1/28

8:05 am-10:09 pm

2 stops26h 04m

$970

KnoxvilleBangkok

TYS - BKK

TYSBKK

Knoxville McGhee Tyson

Thu 1/22

6:59 am-11:25 am

3 stops40h 26m

Bangkok Suvarnabhumi

Wed 1/28

9:10 am-8:52 pm

2 stops23h 42m

$977

KnoxvilleBangkok

TYS - BKK

TYSBKK

Knoxville McGhee Tyson

Sun 1/25

7:20 pm-11:25 am

3 stops52h 05m

Bangkok Suvarnabhumi

Thu 1/29

4:55 pm-8:52 pm

3 stops39h 57m

$1,004

KnoxvilleBangkok

TYS - BKK

TYSBKK

Knoxville McGhee Tyson

Fri 4/3

4:18 pm-9:45 am

3 stops54h 27m

Bangkok Suvarnabhumi

Fri 4/17

3:40 pm-8:46 pm

3 stops40h 06m

$1,066

KnoxvilleBangkok

TYS - BKK

TYSBKK

Knoxville McGhee Tyson

Thu 1/29

5:40 am-12:55 am

2 stops31h 15m

Bangkok Suvarnabhumi

Mon 2/2

9:40 am-11:45 pm

2 stops26h 05m

$1,144

KnoxvilleBangkok

TYS - BKK

TYSBKK

Knoxville McGhee Tyson

Thu 1/15

8:18 pm-11:15 am

3 stops50h 57m

$549

KnoxvilleBangkok

TYS - BKK

TYSBKK

Knoxville McGhee Tyson

Tue 1/6

9:30 am-11:25 am

3 stops37h 55m

$607

KnoxvilleBangkok

TYS - BKK

TYSBKK

Knoxville McGhee Tyson

Tue 1/6

5:15 pm-11:35 pm

2 stops42h 20m

$866

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Compare providers for flights from Knoxville to Suvarnabhumi

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Suvarnabhumi in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Bangkok Suvarnabhumi Airport flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Knoxville-Bangkok Suvarnabhumi Airport flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Knoxville-Bangkok Suvarnabhumi Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Bangkok Suvarnabhumi Airport flights, Cheapflights users trust Justfly.com the most. Justfly.com has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Bangkok Suvarnabhumi Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi 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 Bangkok Suvarnabhumi Airport

What is the cheapest month to book a flight from Knoxville to Bangkok Suvarnabhumi Airport?

Currently, July is the cheapest month in which you can book a flight from Knoxville to Bangkok Suvarnabhumi Airport (average of $727). Flying from Knoxville to Bangkok Suvarnabhumi Airport in April is currently the most expensive (average of $1,240). 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.

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

Find hourly flight availability from Knoxville to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

One of the essential ways to save on airfare from Knoxville to Bangkok Suvarnabhumi Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 24% on airfare.

How much does it cost to fly round-trip from Knoxville to Bangkok Suvarnabhumi Airport?

Reviews of airlines servicing Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. 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 Suvarnabhumi. Reviews last updated December 15, 2025.
Get a feel of what it's like to fly with Delta, Finnair, and Qatar Airways from Knoxville to Bangkok Suvarnabhumi Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Finnair
7.6
Good
1,336 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Qatar Airways
7.4
Good
3,681 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,092 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,051 reviews
Delta
7.9
Good
8,008 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Suvarnabhumi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Knoxville to Bangkok Suvarnabhumi?

    For a flight from Knoxville to Bangkok Suvarnabhumi, you will be flying from McGhee Tyson. Knoxville McGhee Tyson (TYS) is just 11.3 mi from the center of the city. McGhee Tyson is the only Knoxville airport and it handles 0 outbound flights to Bangkok Suvarnabhumi per day. 6 airlines have flights to Bangkok Suvarnabhumi from Knoxville McGhee Tyson on a regular basis.

  • How long is the flight from Knoxville to Bangkok Suvarnabhumi Airport?

    For as low as $970, United Airlines can have you in Bangkok Suvarnabhumi Airport from Knoxville in 27h 41m. The distance from Knoxville to Bangkok Suvarnabhumi Airport is about 8996 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Knoxville to Bangkok Suvarnabhumi Airport round-trip?

    Currently priced at $892, United Airlines will fly you from Knoxville to Bangkok Suvarnabhumi Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Japan Airlines and American Airlines - these airlines can fly you to your destination from $903 and $940, respectively. United Airlines is currently priced 30% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Knoxville to Bangkok Suvarnabhumi Airport one-way?

    The cheapest airlines for a one-way flight from Knoxville to Bangkok Suvarnabhumi Airport are Japan Airlines ($495), Korean Air ($524), and Delta ($529).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Suvarnabhumi 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 Bangkok Suvarnabhumi Airport?

    Currently, July is the cheapest month in which you can book a flight from Knoxville to Bangkok Suvarnabhumi Airport (average of $727). Flying from Knoxville to Bangkok Suvarnabhumi Airport in April is currently the most expensive (average of $1,240). 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

Traveling to a place near Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Sattahip
Kanchanaburi
Chonburi
Cha-am
Ko Samet
Pak Chong
Ko Lan

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Knoxville to Suvarnabhumi

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

Top 6 airlines flying from Knoxville to Suvarnabhumi

Discover the top 6 airlines that operate flights from Knoxville to Suvarnabhumi. 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$892Average$1,212FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$903Average$992FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$940Average$1,200FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,033Average$1,562FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$1,138Average$1,514FlexibilityNo cancel feeOn-time68%
FinnairCheapest$1,257Average$1,498FlexibilityNo cancel feeOn-time76%

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