How long is the flight from Knoxville to Vietnam?

United Airlines and Japan Airlines can get you from Knoxville to Vietnam in just under 34h 01m. Your travel time can differ by up to 17h 04m. The distance between Knoxville and Vietnam is about 9135 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Vietnam ranges from 0.0 - 13.4 inches per month. September is typically the wettest month, when rainfall can reach 13.4 in. February is typically the driest time to visit Vietnam when rainfall is around 0.0 in.

If weather is an important factor for your trip to Vietnam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

What are the most popular airlines that fly from Knoxville to Vietnam?

When booking a flight from Knoxville to Vietnam, you may want to consider flying on United Airlines, Delta or Korean Air as they are the most popular for this route.

What airport do you fly from for flights from Knoxville to Vietnam?

If you book a flight to Vietnam from Knoxville, you will be flying from McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville.

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

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

How can I find direct flights from Knoxville to Vietnam?

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

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

Yes. Cheapflights offers flight deals from Knoxville to Vietnam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$950+ Cheap Flights from Knoxville to Vietnam

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Find flight deals from Knoxville to Vietnam

Cheapest flights from Knoxville to Vietnam
Explore the most affordable flight options available from Knoxville to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

mié. 11/510:50 amTYS - SGN

2 stops47h 00mUnited Airlines

dom. 11/911:05 pmSGN - TYS

2 stops33h 15mUnited Airlines

Deal found 10/30

$971

Best flights from Knoxville to Vietnam
Discover carefully curated flight deals from Knoxville to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 30, 2025.

jue. 1/226:45 amTYS - SGN

2 stops51h 05mUnited Airlines

jue. 3/56:00 amSGN - TYS

3 stops50h 54mUnited Airlines

Deal found 10/29

$950

jue. 1/227:54 amTYS - SGN

2 stops34h 01mJapan Airlines

jue. 3/511:35 pmSGN - TYS

2 stops33h 57mJapan Airlines

Deal found 10/29

$1,227

dom. 2/86:45 amTYS - SGN

2 stops51h 05mMultiple Airlines

lun. 2/2312:20 amSGN - TYS

2 stops32h 50mMultiple Airlines

Deal found 10/30

$1,579

dom. 2/89:05 amTYS - SGN

3 stops49h 50mUnited Airlines

mar. 2/2411:05 pmSGN - TYS

2 stops32h 24mUnited Airlines

Deal found 10/30

$1,144

jue. 1/221:39 pmTYS - SGN

2 stops35h 26mMultiple Airlines

mié. 3/42:40 amSGN - TYS

3 stops45h 20mMultiple Airlines

Deal found 10/29

$1,704

mié. 3/118:15 amTYS - SGN

2 stops27h 00mJapan Airlines

mié. 4/811:20 pmSGN - TYS

2 stops26h 07mJapan Airlines

Deal found 10/29

$4,189

mié. 1/217:54 amTYS - SGN

2 stops34h 01mJapan Airlines

lun. 3/97:50 amSGN - TYS

2 stops48h 24mJapan Airlines

Deal found 10/29

$4,728

mié. 1/216:45 amTYS - SGN

2 stops27h 05mUnited Airlines

lun. 3/96:00 amSGN - TYS

3 stops27h 27mUnited Airlines

Deal found 10/29

$5,089

mié. 3/116:55 amTYS - SGN

2 stops27h 55mUnited Airlines

mié. 4/87:00 amSGN - TYS

3 stops27h 59mUnited Airlines

Deal found 10/29

$5,089

Last-minute flights from Knoxville to Vietnam
Discover last-minute flight deals from Knoxville to Vietnam. Data last updated octubre 30, 2025 and is based on user searches.

mié. 11/510:50 amTYS - SGN

2 stops47h 00mUnited Airlines

dom. 11/911:05 pmSGN - TYS

2 stops33h 15mUnited Airlines

Deal found 10/30

$971

Cheap flight deals from Knoxville to Vietnam

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$950 (United Airlines)
Popular in	June
Cheapest in	December
Average price	$1,313

Provider with most accurate pricing for Knoxville McGhee Tyson-Ho Chi Minh City flight deals.

Search Deals

Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Ho Chi Minh City flights.

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From Knoxville McGhee Tyson to Vietnam

Search Deals

Highest demand for flights based on searches. 28% potential increase in price ($577 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($88 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

jue. 1/22

6:45 am-9:50 pm

2 stops51h 05m

Ho Chi Minh City

jue. 3/5

6:00 am-8:54 pm

3 stops50h 54m

$950

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

dom. 2/8

9:05 am-10:55 pm

3 stops49h 50m

Ho Chi Minh City

mar. 2/24

11:05 pm-7:29 pm

2 stops32h 24m

$1,144

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

jue. 1/22

7:54 am-5:55 am

2 stops34h 01m

Ho Chi Minh City

jue. 3/5

11:35 pm-9:32 pm

2 stops33h 57m

$1,227

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

dom. 2/8

6:45 am-9:50 pm

2 stops51h 05m

Ho Chi Minh City

lun. 2/23

12:20 am-9:10 pm

2 stops32h 50m

$1,579

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

jue. 1/22

1:39 pm-1:05 pm

2 stops35h 26m

Ho Chi Minh City

mié. 3/4

2:40 am-12:00 pm

3 stops45h 20m

$1,704

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

mié. 3/11

8:15 am-10:15 pm

2 stops27h 00m

Ho Chi Minh City

mié. 4/8

11:20 pm-2:27 pm

2 stops26h 07m

$4,189

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

mié. 1/21

7:54 am-5:55 am

2 stops34h 01m

Ho Chi Minh City

lun. 3/9

7:50 am-9:14 pm

2 stops48h 24m

$4,728

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

mié. 1/21

6:45 am-9:50 pm

2 stops27h 05m

Ho Chi Minh City

lun. 3/9

6:00 am-10:27 pm

3 stops27h 27m

$5,089

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

mié. 3/11

6:55 am-9:50 pm

2 stops27h 55m

Ho Chi Minh City

mié. 4/8

7:00 am-11:59 pm

3 stops27h 59m

$5,089

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Best time to book a flight from Knoxville to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam 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 Vietnam

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

One of the essential ways to save on airfare from Knoxville to Vietnam is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 31% on airfare.

Reviews of airlines servicing Vietnam

Peruse reviews from past customers who have flown with Korean Air, Delta, and United Airlines from Knoxville to Vietnam to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Korean Air

8.4

Very good

1,155 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Korean Air

8.4

Very good

1,155 reviews

Korean Air

8.4

Very good

1,155 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Delta

7.9

Good

7,997 reviews

Korean Air

8.4

Very good

1,155 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

United Airlines

7.4

Good

8,998 reviews

Korean Air

8.4

Very good

1,155 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

What airport do you fly from for flights from Knoxville to Vietnam?
If you book a flight to Vietnam from Knoxville, you will be flying from McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville.
How long is the flight from Knoxville to Vietnam?
United Airlines and Japan Airlines can get you from Knoxville to Vietnam in just under 34h 01m. Your travel time can differ by up to 17h 04m. The distance between Knoxville and Vietnam is about 9135 mi. This flight may include one or multiple stops.
Can I find deals for flights from Knoxville to Vietnam that include hotel bookings?
Yes. In addition to deals on Knoxville to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Knoxville to Vietnam?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Vietnam.
Can I find deals for business class flights from Knoxville to Vietnam?
Yes. Cheapflights offers flight deals from Knoxville to Vietnam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Knoxville to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$923	Average$1,303	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$1,260	Average$1,465	FlexibilityNo cancel fee	On-timeN/A
Korean Air	Cheapest$1,395	Average$1,421	FlexibilityNo cancel fee	On-time81%

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$950+ Cheap flights from Knoxville (TYS) to Vietnam

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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Knoxville to Vietnam with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Knoxville to Vietnam

Cheapest flights from Knoxville to VietnamExplore the most affordable flight options available from Knoxville to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

Explore the most affordable flight options available from Knoxville to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

Cheap flight deals from Knoxville to Vietnam

Keep the following information in mind while searching for Knoxville to Vietnam flight deals. Data was last updated octubre 30, 2025.

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Knoxville to Vietnam that are best for you.

Best time to book a flight from Knoxville to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Knoxville with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Vietnam

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

Find hourly flight availability from Knoxville to Vietnam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 30, 2025.

Reviews of airlines servicing Vietnam

Peruse reviews from past customers who have flown with Korean Air, Delta, and United Airlines from Knoxville to Vietnam to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Vietnam. 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 Vietnam?

How long is the flight from Knoxville to Vietnam?

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

How can I find direct flights from Knoxville to Vietnam?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Knoxville to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Knoxville to Vietnam

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Book with Flexibility

Travel Smart

Cheapest flights from Knoxville to Vietnam
Explore the most affordable flight options available from Knoxville to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.