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$1,289+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SGN
May 7 — May 141
Thu 5/7
Thu 5/14
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 April 7, 2026.

This FlightHub deal was found by Cheapflights users on 4/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:15 am
TYS
-
SGN
2 stops27h 40m
ANA
Tue 9/227:00 am
SGN
-
TYS
2 stops44h 59m
ANA
Deal found 4/2$1,289
This United Airlines deal was found by Cheapflights users on 4/2. 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 8/257:15 am
TYS
-
SGN
3 stops27h 50m
United Airlines
Tue 9/2211:15 pm
SGN
-
TYS
2 stops26h 22m
United Airlines
Deal found 4/2$1,380
This FlightHub deal was found by Cheapflights users on 4/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:31 am
TYS
-
SGN
2 stops38h 29m
Qatar Airways
Wed 5/207:20 pm
SGN
-
TYS
2 stops39h 36m
Qatar Airways
Deal found 4/4$1,417
This United Airlines deal was found by Cheapflights users on 4/6. 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 9/204:56 pm
TYS
-
SGN
3 stops42h 09m
United Airlines
Thu 9/247:00 am
SGN
-
TYS
2 stops26h 20m
United Airlines
Deal found 4/6$1,435
This United Airlines deal was found by Cheapflights users on 4/3. 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.
Mon 10/124:25 pm
TYS
-
SGN
3 stops42h 40m
United Airlines
Fri 10/167:00 am
SGN
-
TYS
3 stops47h 34m
United Airlines
Deal found 4/3$1,501
This FlightHub deal was found by Cheapflights users on 4/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:13 am
TYS
-
SGN
2 stops37h 27m
Qatar Airways
Fri 10/168:00 pm
SGN
-
TYS
2 stops36h 04m
Qatar Airways
Deal found 4/3$1,524
This United Airlines deal was found by Cheapflights users on 4/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/65:55 pm
TYS
-
SGN
3 stops41h 10m
United Airlines
Wed 5/2011:15 pm
SGN
-
TYS
2 stops29h 52m
United Airlines
Deal found 4/4$1,525
This United Airlines deal was found by Cheapflights users on 4/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:19 pm
TYS
-
SGN
3 stops39h 46m
United Airlines
Fri 7/177:00 am
SGN
-
TYS
3 stops48h 39m
United Airlines
Deal found 4/4$1,595

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 April 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,289
(FlightHub)

Popular in

June

Cheapest in

September

Average price

$1,193
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.
Search Deals
From Knoxville McGhee Tyson to Vietnam
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($279 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 April 7, 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
Quickest round-trip

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Tue 8/25

7:15 am-10:05 pm

3 stops27h 50m

Ho Chi Minh City

Tue 9/22

11:15 pm-2:37 pm

2 stops26h 22m

$1,380

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Sun 9/20

4:56 pm-10:05 pm

3 stops42h 09m

Ho Chi Minh City

Thu 9/24

7:00 am-10:20 pm

2 stops26h 20m

$1,435

KnoxvilleHo Chi Minh City

TYS - SGN

TYSSGN

Knoxville McGhee Tyson

Wed 7/1

8:20 am-12:15 am

2 stops28h 55m

Ho Chi Minh City

Fri 7/17

7:00 am-8:39 pm

3 stops48h 39m

$1,723

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

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 April 7, 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
1,768 reviews

Boarding

8.4

Food

7.7

Overall

8.3

Crew

8.7

Comfort

8.2

Entertainment

7.8

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
1,768 reviews
Japan Airlines
8.3
Very good
1,768 reviews

Boarding

8.4

Food

7.7

Overall

8.3

Crew

8.7

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

HNL - KIX

Local boy flight attendant was amazing. Super friendly and attentive.
Delta
7.9
Good
8,387 reviews
Japan Airlines
8.3
Very good
1,768 reviews

Boarding

8.4

Food

7.7

Overall

8.3

Crew

8.7

Comfort

8.2

Entertainment

7.8

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
9,548 reviews
Japan Airlines
8.3
Very good
1,768 reviews

Boarding

8.4

Food

7.7

Overall

8.3

Crew

8.7

Comfort

8.2

Entertainment

7.8

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 50m. Your travel time can differ by up to . The distance between Knoxville and Vietnam is about 9135 mi.

  • 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 April 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$781Average$1,307FlexibilityNo cancel feeOn-timeN/A
Japan AirlinesCheapest$879Average$1,153FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$930Average$1,142FlexibilityNo cancel feeOn-time69%

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