What is the cheapest airline that flies from Knoxville McGhee Tyson to Vietnam?

United Airlines is the most popular carrier operating from Knoxville McGhee Tyson to Vietnam

What airlines fly to Vietnam?

Delta, United Airlines and Japan Airlines are the top three most popular airlines that fly to Vietnam from Knoxville according to our data. Delta is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Vietnam. Keep in mind that there are 5 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Knoxville McGhee Tyson Airport to Vietnam are refreshed on a daily basis.

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

As of December 2025, there are 3 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Vietnam.

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

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 Vietnam.

What documentation or ID do you need to fly to Vietnam?

The necessary travel and health documents for your Vietnam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$490 Cheap Flights from Knoxville to Vietnam in 2025/26

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Find the cheapest flights from Knoxville to Vietnam

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:45 am - 9:50 pm

TYS

SGN

51h 05m2 stops

11:15 pm - 1:17 pm

SGN

TYS

25h 02m2 stops

$813United Airlines

Mon, Feb 23 - Tue, Mar 31

7:25 pm - 10:55 pm

TYS

SGN

39h 30m3 stops

11:15 pm - 7:42 pm

SGN

TYS

31h 27m2 stops

$817United Airlines

Mon, Feb 23 - Tue, Mar 31

6:45 am - 9:50 pm

TYS

SGN

51h 05m2 stops

11:05 pm - 4:53 pm

SGN

TYS

29h 48m2 stops

$838United Airlines

Thu, Jan 22 - Sun, Jan 25

7:20 pm - 10:55 pm

TYS

SGN

39h 35m3 stops

11:05 pm - 8:52 pm

SGN

TYS

33h 47m2 stops

$876United Airlines

Thu, Jan 22 - Sun, Jan 25

6:59 am - 12:15 am

TYS

SGN

29h 16m2 stops

6:00 am - 11:44 pm

SGN

TYS

29h 44m3 stops

$891United Airlines

Thu, Jan 22 - Sun, Jan 25

6:59 am - 12:15 am

TYS

SGN

29h 16m2 stops

11:05 pm - 4:53 pm

SGN

TYS

29h 48m2 stops

$957United Airlines

Thu, Jan 22 - Sun, Jan 25

9:30 am - 10:55 pm

TYS

SGN

49h 25m3 stops

7:00 am - 3:06 pm

SGN

TYS

43h 06m3 stops

$969United Airlines

Sun, Feb 8 - Mon, Mar 30

10:55 am - 9:50 pm

TYS

SGN

46h 55m2 stops

7:00 am - 3:06 pm

SGN

TYS

43h 06m3 stops

$970United Airlines

Mon, Feb 23 - Mon, Apr 6

7:25 pm - 10:55 pm

TYS

SGN

63h 30m3 stops

7:00 am - 3:06 pm

SGN

TYS

43h 06m3 stops

$971United Airlines

Sat, Feb 14 - Wed, Apr 1

7:25 pm - 10:55 pm

TYS

SGN

39h 30m3 stops

7:00 am - 3:06 pm

SGN

TYS

43h 06m3 stops

$972United Airlines

Sun, Feb 15 - Tue, Mar 31

ANA flights from Knoxville to Vietnam

Our best ANA deals on Knoxville to Vietnam flight tickets

ANA

Feb 3

TYS1:59 pmKnoxville McGhee Tyson

43h 51m

2 stops

SGN9:50 pmHo Chi Minh City

Mar 30

SGN7:00 amHo Chi Minh City

38h 08m

2 stops

TYS10:08 amKnoxville McGhee Tyson

$1,352

Find similar

ANA

Feb 18

TYS6:45 amKnoxville McGhee Tyson

29h 30m

2 stops

SGN12:15 amHo Chi Minh City

Mar 30

SGN7:00 amHo Chi Minh City

38h 08m

2 stops

TYS10:08 amKnoxville McGhee Tyson

$1,355

Find similar

ANA

Feb 10

TYS1:59 pmKnoxville McGhee Tyson

43h 51m

2 stops

SGN9:50 pmHo Chi Minh City

Mar 30

SGN7:00 amHo Chi Minh City

38h 08m

2 stops

TYS10:08 amKnoxville McGhee Tyson

$1,557

Find similar

Cathay Pacific flights from Knoxville to Vietnam

Our best Cathay Pacific deals on Knoxville to Vietnam flight tickets

Cathay Pacific

Feb 17

TYS11:28 amKnoxville McGhee Tyson

24h 52m

2 stops

SGN12:20 amHo Chi Minh City

Mar 31

SGN6:20 pmHo Chi Minh City

38h 12m

2 stops

TYS9:32 pmKnoxville McGhee Tyson

$1,012

Find similar

Cathay Pacific

Feb 15

TYS7:40 amKnoxville McGhee Tyson

46h 55m

2 stops

SGN6:35 pmHo Chi Minh City

Mar 31

SGN6:20 pmHo Chi Minh City

38h 12m

2 stops

TYS9:32 pmKnoxville McGhee Tyson

$1,062

Find similar

Cathay Pacific

Feb 20

TYS11:16 amKnoxville McGhee Tyson

35h 19m

2 stops

SGN10:35 amHo Chi Minh City

Mar 31

SGN6:20 pmHo Chi Minh City

38h 12m

2 stops

TYS9:32 pmKnoxville McGhee Tyson

$1,137

Find similar

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Mon 2/23

6:45 am-9:50 pm

2 stops51h 05m

Ho Chi Minh City

Tue 3/31

11:15 pm-1:17 pm

2 stops25h 02m

$813

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Mon 2/23

7:25 pm-10:55 pm

3 stops39h 30m

Ho Chi Minh City

Tue 3/31

11:15 pm-7:42 pm

2 stops31h 27m

$817

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Thu 1/22

6:45 am-9:50 pm

2 stops51h 05m

Ho Chi Minh City

Sun 1/25

11:05 pm-4:53 pm

2 stops29h 48m

$838

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Thu 1/22

7:20 pm-10:55 pm

3 stops39h 35m

Ho Chi Minh City

Sun 1/25

11:05 pm-8:52 pm

2 stops33h 47m

$876

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Thu 1/22

6:59 am-12:15 am

2 stops29h 16m

Ho Chi Minh City

Sun 1/25

6:00 am-11:44 pm

3 stops29h 44m

$891

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Thu 1/22

6:59 am-12:15 am

2 stops29h 16m

Ho Chi Minh City

Sun 1/25

11:05 pm-4:53 pm

2 stops29h 48m

$957

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Sun 2/8

9:30 am-10:55 pm

3 stops49h 25m

Ho Chi Minh City

Mon 3/30

7:00 am-3:06 pm

3 stops43h 06m

$969

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Mon 2/23

10:55 am-9:50 pm

2 stops46h 55m

Ho Chi Minh City

Mon 4/6

7:00 am-3:06 pm

3 stops43h 06m

$970

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Sat 2/14

7:25 pm-10:55 pm

3 stops63h 30m

Ho Chi Minh City

Wed 4/1

7:00 am-3:06 pm

3 stops43h 06m

$971

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Sun 2/15

7:25 pm-10:55 pm

3 stops39h 30m

Ho Chi Minh City

Tue 3/31

7:00 am-3:06 pm

3 stops43h 06m

$972

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Knoxville to Vietnam

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

Prices

Airlines

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

According to our data, Saturday is the cheapest day to fly to Vietnam from Knoxville. The lowest ticket price found for a Saturday departure recently was $1,418. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Vietnam on Sunday is $1,746.

What is the cheapest time of day to depart on your flight to Vietnam?

Flying to Vietnam from Knoxville in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,434 when looking at flights departing in the afternoon. In the morning is when there is more demand to fly to Vietnam, so prices are often more expensive at around $1,537 per ticket.

Cheap Knoxville to Vietnam flight deals and tips

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

Fastest flight time	39h 30m
Direct flights	None

The fastest flight from Knoxville to Vietnam takes 39h 30m

There are no direct flights from Knoxville to Vietnam. There are no popular flight routes from Knoxville to Vietnam.

Search flight deals

When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Vietnam?
Prices for flights from Knoxville McGhee Tyson Airport to Vietnam are refreshed on a daily basis.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Vietnam?
As of December 2025, there are 3 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Vietnam.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Vietnam?
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 Vietnam.
What documentation or ID do you need to fly to Vietnam?
The necessary travel and health documents for your Vietnam trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Knoxville to Vietnam

Compare and see reviews for airlines that fly from Knoxville to Vietnam with momondo

Airline	Rating	Free Cancellation	Price
Japan Airlines	PriceFrom $879	Free Cancellation	Rating 8.3 1,662 reviews	Search Japan Airlines flights
United Airlines	PriceFrom $930	Free Cancellation	Rating 7.4 9,116 reviews	Search United Airlines flights
Delta	PriceFrom $1,134	Free Cancellation	Rating 7.9 8,019 reviews	Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Knoxville to Vietnam. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Vietnam from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Knoxville and Vietnam by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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