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$333+ Cheap flights from Las Vegas (LAS) to Vietnam

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — SGN
ago. 25 — sep. 11
lun. 8/25
lun. 9/1
1 adult, Economy
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Cheap flight deals from Las Vegas to Vietnam

Keep the following information in mind while searching for Las Vegas to Vietnam flight deals. Data was last updated agosto 20, 2025.

Round-trip from

$683
(Korean Air)

One-way from

$333
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$739
From Las Vegas Harry Reid Intl to Vietnam
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One-way flight from Las Vegas Harry Reid Intl to Vietnam
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Highest demand for flights based on searches. 15% potential increase in price ($215 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($70 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Las Vegas to Vietnam

Cheapest flights from Las Vegas to Vietnam
Explore the most affordable flight options available from Las Vegas to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 20, 2025.

This Korean Air deal was found by Cheapflights users on 8/18. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/811:50 pmLAS - SGN
1 stop22h 45mKorean Air
lun. 9/2211:45 pmSGN - LAS
1 stop30h 35mKorean Air
Deal found 8/18$683
This Korean Air deal was found by Cheapflights users on 8/19. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/2411:50 pmLAS - SGN
1 stop22h 45mKorean Air
mié. 11/268:05 amSGN - LAS
1 stop22h 05mKorean Air
Deal found 8/19$688
This Korean Air deal was found by Cheapflights users on 8/19. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/3010:50 pmLAS - SGN
1 stop33h 25mKorean Air
mié. 11/1211:40 pmSGN - LAS
1 stop30h 30mKorean Air
Deal found 8/19$689
This Korean Air deal was found by Cheapflights users on 8/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/2311:50 pmLAS - SGN
1 stop32h 15mKorean Air
lun. 10/278:05 amSGN - LAS
2 stops20h 34mKorean Air
Deal found 8/20$694
This Korean Air deal was found by Cheapflights users on 8/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/111:50 pmLAS - SGN
1 stop33h 25mKorean Air
lun. 9/221:55 pmSGN - LAS
1 stop40h 25mKorean Air
Deal found 8/20$696
This CrystalTravel deal was found by Cheapflights users on 8/19. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/106:00 amLAS - SGN
2 stops27h 15mANA
lun. 11/247:30 amSGN - LAS
2 stops25h 27mANA
Deal found 8/19$697
This Korean Air deal was found by Cheapflights users on 8/19. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2810:50 pmLAS - HAN
1 stop22h 20mKorean Air
mar. 11/2511:00 pmHAN - LAS
1 stop31h 10mKorean Air
Deal found 8/19$699
This Korean Air deal was found by Cheapflights users on 8/19. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/46:15 amLAS - SGN
2 stops27h 00mKorean Air
dom. 9/211:55 pmSGN - LAS
1 stop40h 25mKorean Air
Deal found 8/19$700
This Korean Air deal was found by Cheapflights users on 8/18. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/2611:50 pmLAS - SGN
1 stop22h 45mKorean Air
jue. 9/47:35 amSGN - LAS
2 stops26h 42mKorean Air
Deal found 8/18$705
This Korean Air deal was found by Cheapflights users on 8/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/187:59 pmLAS - HAN
2 stops24h 41mKorean Air
jue. 9/2512:00 pmHAN - LAS
1 stop18h 20mKorean Air
Deal found 8/20$705
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/186:20 amLAS - HAN
2 stops38h 20mDelta
jue. 9/2512:00 pmHAN - LAS
2 stops25h 29mDelta
Deal found 8/19$710
This Korean Air deal was found by Cheapflights users on 8/19. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/110:50 pmLAS - HAN
1 stop32h 50mKorean Air
mar. 11/1811:00 pmHAN - LAS
1 stop31h 10mKorean Air
Deal found 8/19$749

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas 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 agosto 20, 2025.
Use the filters below to find and compare flights from Las Vegas to Vietnam that are best for you.

Fly from

Las Vegas

Fly to

Vietnam

Route

Depart

Return

Price

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

lun. 9/8

11:50 pm-11:15 pm

1 stop33h 25m

Ho Chi Minh City

lun. 9/22

7:35 am-4:20 pm

1 stop22h 45m

$683

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

lun. 10/20

11:50 pm-12:35 pm

1 stop22h 45m

Ho Chi Minh City

mar. 11/11

2:05 pm-3:10 pm

1 stop40h 05m

$683

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

jue. 9/4

11:50 pm-10:05 pm

1 stop32h 15m

Ho Chi Minh City

dom. 9/21

11:45 pm-4:20 pm

1 stop30h 35m

$683

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

lun. 9/8

11:50 pm-11:15 pm

1 stop33h 25m

Ho Chi Minh City

dom. 9/21

11:45 pm-4:20 pm

1 stop30h 35m

$683

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

mar. 11/4

10:50 pm-11:20 pm

1 stop33h 30m

Ho Chi Minh City

mié. 11/19

8:05 am-3:10 pm

1 stop22h 05m

$683

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

lun. 11/10

10:50 pm-12:50 pm

1 stop23h 00m

Ho Chi Minh City

lun. 11/24

11:40 pm-3:10 pm

1 stop30h 30m

$683

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

mié. 9/24

11:50 pm-12:35 pm

1 stop22h 45m

Ho Chi Minh City

mié. 11/26

8:05 am-3:10 pm

1 stop22h 05m

$688

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

mar. 10/28

10:50 pm-11:10 am

1 stop22h 20m

Hanoi Noibai

mar. 11/25

11:00 pm-3:10 pm

1 stop31h 10m

$699

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

jue. 9/18

7:59 pm-10:40 am

2 stops24h 41m

Hanoi Noibai

jue. 9/25

12:00 pm-4:20 pm

1 stop18h 20m

$705

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

jue. 9/18

6:20 am-10:40 am

2 stops38h 20m

Hanoi Noibai

jue. 9/25

12:00 pm-11:29 pm

2 stops25h 29m

$710

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 47 results
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Best time to book a flight from Las Vegas to Vietnam

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

What is the cheapest month to book a flight from Las Vegas to Vietnam?

Currently, August is the cheapest month in which you can book a flight from Las Vegas to Vietnam (average of $900). Flying from Las Vegas to Vietnam in June is currently the most expensive (average of $1,430). 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 LAS to VN?

Find hourly flight availability from Las Vegas 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 agosto 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Las Vegas to Vietnam as you normally would.

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 agosto 20, 2025.
Read reviews from past customers who have flown Korean Air, ANA, and China Airlines from Las Vegas to Vietnam. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,131 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,131 reviews
Korean Air
8.4
Very good
1,131 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
ANA
8.4
Very good
938 reviews
Korean Air
8.4
Very good
1,131 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
China Airlines
8.3
Very good
764 reviews
Korean Air
8.4
Very good
1,131 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
8.0
Very good
7,982 reviews
Korean Air
8.4
Very good
1,131 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Cathay Pacific
7.6
Good
972 reviews
Korean Air
8.4
Very good
1,131 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Las Vegas 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 Las Vegas to Vietnam?

    Las Vegas Harry Reid Intl (LAS) is the airport you will fly out of if you book a flight from Las Vegas to Vietnam. It is only a 6.2 mi journey to Harry Reid Intl (LAS) from Las Vegas’s city center.

  • How long is the flight from Las Vegas to Vietnam?

    A quick flight from Las Vegas to Vietnam can take about 33h 25m. Korean Air provides one of the quickest options available for as low as $683. The distance from Las Vegas to Vietnam is about 8200 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Las Vegas to Vietnam?

    While some choose either Las Vegas Harry Reid Intl - Hanoi Noibai or Las Vegas Harry Reid Intl - Da Nang, Las Vegas Harry Reid Intl - Ho Chi Minh City is the most popular route from Las Vegas to Vietnam.

  • Can I find deals for flights from Las Vegas to Vietnam that include hotel bookings?

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

  • How can I find direct flights from Las Vegas to Vietnam?

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

  • Can I find deals for business class flights from Las Vegas to Vietnam?

    Yes. Cheapflights offers flight deals from Las Vegas 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.

  • What is the cheapest month to book a flight from Las Vegas to Vietnam?

    Currently, August is the cheapest month in which you can book a flight from Las Vegas to Vietnam (average of $900). Flying from Las Vegas to Vietnam in June is currently the most expensive (average of $1,430). 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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Las Vegas to Vietnam

Discover the top 9 airlines that operate flights from Las Vegas 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 agosto 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$714Average$1,331FlexibilityNo cancel feeOn-time81%
ANACheapest$715Average$914FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$729Average$912FlexibilityNo cancel feeOn-time69%
DeltaCheapest$803Average$1,726FlexibilityNo cancel feeOn-timeN/A
China EasternCheapest$873Average$1,113FlexibilityNo cancel feeOn-time62%
Cathay PacificCheapest$935Average$1,135FlexibilityNo cancel feeOn-time72%
China AirlinesCheapest$946Average$1,058FlexibilityNo cancel feeOn-time70%
STARLUX AirlinesCheapest$963Average$1,116FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$1,124Average$1,424FlexibilityNo cancel feeOn-time76%

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