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$1,145+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SGN
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheap 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 July 9, 2026.

This United Airlines deal was found by Cheapflights users on 7/8. 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 9/27:15 am
TYS
-
SGN
3 stops27h 50m
United Airlines
Thu 9/2411:15 pm
SGN
-
TYS
2 stops45h 30m
United Airlines
Deal found 7/8$1,145
This United Airlines deal was found by Cheapflights users on 7/8. 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 9/27:00 am
TYS
-
SGN
2 stops27h 55m
United Airlines
Wed 9/2311:15 pm
SGN
-
TYS
2 stops32h 04m
United Airlines
Deal found 7/8$1,146
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Sun 8/167:00 am
TYS
-
SGN
2 stops51h 55m
United Airlines
Fri 8/2811:15 pm
SGN
-
TYS
2 stops32h 09m
United Airlines
Deal found 7/5$1,147
This United Airlines deal was found by Cheapflights users on 7/5. 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 8/197:15 am
TYS
-
SGN
3 stops27h 50m
United Airlines
Wed 8/267:00 am
SGN
-
TYS
2 stops25h 45m
United Airlines
Deal found 7/5$1,148
This Qatar Airways deal was found by Cheapflights users on 7/4. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:11 pm
TYS
-
SGN
2 stops32h 39m
Qatar Airways
Thu 9/248:00 pm
SGN
-
TYS
2 stops53h 29m
Qatar Airways
Deal found 7/4$1,646
This oojo deal was found by Cheapflights users on 7/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/21:54 pm
TYS
-
SGN
2 stops33h 11m
Cathay Pacific
Sat 8/86:20 pm
SGN
-
TYS
2 stops39h 58m
Cathay Pacific
Deal found 7/5$1,765

Find flight deals from Knoxville to Vietnam

Keep the following information in mind while searching for Knoxville to Vietnam flight deals. Data was last updated July 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,145
(United Airlines)

Popular in

June

Cheapest in

December

Average price

$1,331
Provider with most accurate pricing for Knoxville McGhee Tyson-Ho Chi Minh City flight deals.
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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. 14% potential increase in price ($235 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($68 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Vietnam 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 July 9, 2026.
Use the filters below to find and compare flights from Knoxville to Vietnam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Wed 9/2

7:00 am-9:55 pm

2 stops27h 55m

Ho Chi Minh City

Wed 9/23

11:15 pm-8:19 pm

2 stops32h 04m

$1,145
Quickest round-trip

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Sun 8/16

7:00 am-9:55 pm

2 stops27h 55m

Ho Chi Minh City

Fri 8/28

11:15 pm-6:17 pm

2 stops30h 02m

$1,146

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Wed 9/2

7:00 am-9:55 pm

2 stops51h 55m

Ho Chi Minh City

Thu 9/24

11:15 pm-1:14 pm

2 stops24h 59m

$1,146

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Sun 8/16

7:00 am-9:55 pm

2 stops51h 55m

Ho Chi Minh City

Fri 8/28

11:15 pm-8:24 pm

2 stops32h 09m

$1,147

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Sun 9/20

6:11 pm-1:50 pm

2 stops32h 39m

Ho Chi Minh City

Thu 9/24

8:00 pm-2:29 pm

2 stops53h 29m

$1,646

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Thu 8/20

7:00 am-9:55 pm

2 stops27h 55m

Ho Chi Minh City

Mon 8/24

11:15 pm-6:38 pm

2 stops30h 23m

$1,804

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Sorted by cheapest first

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
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Vietnam

Get insights into the airlines that provide service to Vietnam. 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 Vietnam. Reviews last updated July 9, 2026.
Peruse reviews from past customers who have flown with Japan Airlines,Delta, andUnited 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.
Japan Airlines
8.3
Very good
1,868 reviews

Boarding

8.4

Food

7.7

Overall

8.3

Entertainment

7.8

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Japan Airlines
8.3
Very good
1,868 reviews
Japan Airlines
8.3
Very good
1,868 reviews

Boarding

8.4

Food

7.7

Overall

8.3

Entertainment

7.8

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Delta
7.8
Good
8,455 reviews
Japan Airlines
8.3
Very good
1,868 reviews

Boarding

8.4

Food

7.7

Overall

8.3

Entertainment

7.8

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
United Airlines
7.4
Good
9,959 reviews
Japan Airlines
8.3
Very good
1,868 reviews

Boarding

8.4

Food

7.7

Overall

8.3

Entertainment

7.8

Crew

8.7

Comfort

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.

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?

    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 can get you from Knoxville to Vietnam in just under 27h 55m. Your travel time can differ by up to . The distance between Knoxville and Vietnam is about 9135 mi.

  • What are the cheapest airlines to fly from Knoxville to Vietnam one-way?

    For one-way options, check prices for Japan Airlines. According to our data, you can fly for as low as $454. Users have also found prices from $478 and $1,199 on United Airlines and Cathay Pacific, respectively.

  • 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

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Top 3 airlines flying from Knoxville to Vietnam

Discover the top 3 airlines that operate flights from Knoxville to Vietnam. 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 July 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$930Average$1,144FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$977Average$1,186FlexibilityNo cancel feeOn-time79%
DeltaCheapest$1,134Average$1,149FlexibilityNo cancel feeOn-timeN/A

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