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Cheap flights from Las Vegas to Vietnam from $339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Vietnam departing on 2/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Las Vegas to Vietnam

Cheap round-trip flights

Enter your travel dates to find the best prices.
Korean Air Logo
11:50 pm - 10:40 am
LAS
-
HAN
20h 50m1 stop
Korean Air Logo
11:10 pm - 3:27 pm
HAN
-
LAS
30h 17m2 stops
$615Korean Air
Thu, Apr 9 - Tue, Apr 21
Korean Air Logo
6:04 am - 9:35 pm
LAS
-
HAN
25h 31m2 stops
Korean Air Logo
11:10 pm - 8:59 pm
HAN
-
LAS
35h 49m2 stops
$620Korean Air
Thu, Apr 9 - Mon, Apr 20
Korean Air Logo
7:29 pm - 9:35 pm
LAS
-
HAN
36h 06m2 stops
Korean Air Logo
11:10 pm - 6:26 pm
HAN
-
LAS
33h 16m2 stops
$626Korean Air
Sun, Apr 12 - Mon, Apr 20
Korean Air Logo
11:50 pm - 9:35 pm
LAS
-
HAN
31h 45m1 stop
Korean Air Logo
11:10 pm - 4:20 pm
HAN
-
LAS
31h 10m1 stop
$650Korean Air
Tue, May 5 - Wed, May 20
United Airlines Logo
7:47 am - 10:55 pm
LAS
-
SGN
25h 08m2 stops
United Airlines Logo
7:00 am - 8:38 pm
SGN
-
LAS
27h 38m2 stops
$734United Airlines
Mon, Mar 23 - Wed, May 6
United Airlines Logo
6:00 am - 10:55 pm
LAS
-
SGN
26h 55m3 stops
United Airlines Logo
7:00 am - 10:59 pm
SGN
-
LAS
29h 59m3 stops
$738United Airlines
Mon, Mar 23 - Wed, May 6
ANA Logo
7:30 am - 12:15 am
LAS
-
SGN
25h 45m2 stops
ANA Logo
7:30 am - 11:59 pm
SGN
-
LAS
31h 29m2 stops
$739ANA
Tue, Jan 27 - Tue, Feb 10
Multiple Airlines Logo
6:00 am - 10:55 pm
LAS
-
SGN
25h 55m1 stop
Multiple Airlines Logo
6:00 am - 10:24 pm
SGN
-
LAS
31h 24m2 stops
$758Multiple Airlines
Tue, Jan 27 - Tue, Feb 10
STARLUX Airlines Logo
1:43 pm - 5:15 pm
LAS
-
DAD
36h 32m2 stops
STARLUX Airlines Logo
6:25 pm - 10:00 pm
DAD
-
LAS
42h 35m2 stops
$889STARLUX Airlines
Wed, Jan 21 - Sun, Jan 25
Multiple Airlines Logo
8:00 pm - 4:30 pm
LAS
-
DAD
30h 30m2 stops
Multiple Airlines Logo
10:00 am - 7:45 pm
DAD
-
LAS
23h 45m2 stops
$925Multiple Airlines
Wed, Apr 8 - Wed, Apr 29

United Airlines flights from Las Vegas to Vietnam

Our best United Airlines deals on Las Vegas to Vietnam flight tickets
United Airlines
Mar 23
LAS7:47 amLas Vegas Harry Reid Intl
25h 08m
2 stops
SGN10:55 pmHo Chi Minh City
May 6
SGN7:00 amHo Chi Minh City
27h 38m
2 stops
LAS8:38 pmLas Vegas Harry Reid Intl
$734
United Airlines
Mar 23
LAS6:00 amLas Vegas Harry Reid Intl
26h 55m
3 stops
SGN10:55 pmHo Chi Minh City
May 6
SGN7:00 amHo Chi Minh City
29h 59m
3 stops
LAS10:59 pmLas Vegas Harry Reid Intl
$738
United Airlines
Jan 26
LAS6:00 amLas Vegas Harry Reid Intl
25h 55m
2 stops
SGN10:55 pmHo Chi Minh City
Feb 16
SGN6:00 amHo Chi Minh City
27h 22m
2 stops
LAS6:22 pmLas Vegas Harry Reid Intl
$740

ANA flights from Las Vegas to Vietnam

Our best ANA deals on Las Vegas to Vietnam flight tickets
ANA
Jan 27
LAS7:30 amLas Vegas Harry Reid Intl
25h 45m
2 stops
SGN12:15 amHo Chi Minh City
Feb 10
SGN7:30 amHo Chi Minh City
31h 29m
2 stops
LAS11:59 pmLas Vegas Harry Reid Intl
$739
ANA
Jan 21
LAS7:30 amLas Vegas Harry Reid Intl
24h 35m
2 stops
HAN11:05 pmHanoi Noibai
Jan 23
HAN12:25 amHanoi Noibai
31h 35m
2 stops
LAS5:00 pmLas Vegas Harry Reid Intl
$757
ANA
Mar 5
LAS7:30 amLas Vegas Harry Reid Intl
23h 20m
2 stops
SGN9:50 pmHo Chi Minh City
Mar 31
SGN7:00 amHo Chi Minh City
24h 52m
2 stops
LAS5:52 pmLas Vegas Harry Reid Intl
$791

momondo 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, momondo users made 832,500 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from Las Vegas to Vietnam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Thu 4/9

11:50 pm-10:40 am

1 stop20h 50m

Hanoi Noibai

Tue 4/21

11:10 pm-3:27 pm

2 stops30h 17m

$615

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Thu 4/9

6:04 am-9:35 pm

2 stops25h 31m

Hanoi Noibai

Mon 4/20

11:10 pm-8:59 pm

2 stops35h 49m

$620

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Sun 4/12

7:29 pm-9:35 pm

2 stops36h 06m

Hanoi Noibai

Mon 4/20

11:10 pm-6:26 pm

2 stops33h 16m

$626

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Tue 5/5

11:50 pm-9:35 pm

1 stop31h 45m

Hanoi Noibai

Wed 5/20

11:10 pm-4:20 pm

1 stop31h 10m

$650

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

Mon 3/23

7:47 am-10:55 pm

2 stops25h 08m

Ho Chi Minh City

Wed 5/6

7:00 am-8:38 pm

2 stops27h 38m

$734

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

Mon 3/23

6:00 am-10:55 pm

3 stops26h 55m

Ho Chi Minh City

Wed 5/6

7:00 am-10:59 pm

3 stops29h 59m

$738

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

Tue 1/27

7:30 am-12:15 am

2 stops25h 45m

Ho Chi Minh City

Tue 2/10

7:30 am-11:59 pm

2 stops31h 29m

$739

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

Tue 1/27

6:00 am-10:55 pm

1 stop25h 55m

Ho Chi Minh City

Tue 2/10

6:00 am-10:24 pm

2 stops31h 24m

$758

Las VegasDa Nang

LAS - DAD

LASDAD

Las Vegas Harry Reid Intl

Wed 1/21

1:43 pm-5:15 pm

2 stops36h 32m

Da Nang

Sun 1/25

6:25 pm-10:00 pm

2 stops42h 35m

$889

Las VegasDa Nang

LAS - DAD

LASDAD

Las Vegas Harry Reid Intl

Wed 4/8

8:00 pm-4:30 pm

2 stops30h 30m

Da Nang

Wed 4/29

10:00 am-7:45 pm

2 stops23h 45m

$925

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Vietnam from

How to get the cheapest flight ticket from Las Vegas 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

What is the cheapest month to fly to Vietnam?

The month of September is, on average, the cheapest month to fly to Vietnam from Las Vegas, with most prices found around $752. If you don’t want to visit Vietnam in September, then you should wait until November to fly from Las Vegas, when ticket prices are also cheap, with an average price of $764.

How far in advance should I book a flight to Vietnam?

You are more likely to see cheaper flights to Vietnam from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to Vietnam for around $1,014 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vietnam from Las Vegas for as low as $857 on momondo.

Can stopping save me money on Las Vegas to Vietnam flights?

You could potentially save up to 6% on your flight if you consider stops on a Las Vegas to Vietnam flight.

Cheap Las Vegas to Vietnam flight deals and tips

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

Fastest flight time

20h 50m

Direct flights

None
The fastest flight from Las Vegas to Vietnam takes 20h 50m
There are no direct flights from Las Vegas to Vietnam. There are no popular flight routes from Las Vegas to Vietnam.
Search flight deals

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Vietnam?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Vietnam are updated daily.

  • How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Vietnam?

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Vietnam?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Vietnam.

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

    The travel and health documents required for your trip to Vietnam can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Vietnam. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Las Vegas to Vietnam

Compare and see reviews for airlines that fly from Las Vegas to Vietnam with momondo
Airline
Rating
Free Cancellation
Price
Japan AirlinesPriceFrom $529Free CancellationRating
8.3
1,672 reviews
Search Japan Airlines flights
Korean AirPriceFrom $613Free CancellationRating
8.4
1,188 reviews
Search Korean Air flights
ANAPriceFrom $715Free CancellationRating
8.4
1,063 reviews
Search ANA flights
United AirlinesPriceFrom $728Free CancellationRating
7.4
9,142 reviews
Search United Airlines flights
DeltaPriceFrom $750Free CancellationRating
7.9
8,032 reviews
Search Delta flights
Cathay PacificPriceFrom $796Free CancellationRating
7.6
1,126 reviews
Search Cathay Pacific flights
China AirlinesPriceFrom $800Free CancellationRating
8.3
798 reviews
Search China Airlines flights
STARLUX AirlinesPriceFrom $863Free CancellationRating
8.9
258 reviews
Search STARLUX Airlines flights
China EasternPriceFrom $873Free CancellationRating
7.2
187 reviews
Search China Eastern flights
EVA AirPriceFrom $877Free CancellationRating
8.4
1,314 reviews
Search EVA Air flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Las Vegas to Vietnam for you.

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

momondo does allow users to show only those flights to Vietnam from Las Vegas which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Las Vegas to Vietnam?

momondo helps you find the best flight between Las Vegas 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 Las Vegas to Vietnam right now. Can momondo alert me if prices change?

Price alerts on flights to Vietnam from Las Vegas are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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