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Cheap flights from Las Vegas to Vietnam from $334

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 1/19. 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
9:10 am - 9:35 pm
LAS
-
HAN
22h 25m2 stops
Korean Air Logo
11:10 pm - 4:20 pm
HAN
-
LAS
31h 10m1 stop
$608Korean Air
Thu, Apr 23 - Wed, May 13
Korean Air Logo
11:50 pm - 9:35 pm
LAS
-
HAN
31h 45m1 stop
Korean Air Logo
12:00 pm - 7:12 pm
HAN
-
LAS
21h 12m2 stops
$614Korean Air
Thu, Apr 9 - Mon, Apr 20
Korean Air Logo
9:36 am - 9:35 pm
LAS
-
HAN
21h 59m2 stops
Korean Air Logo
12:00 pm - 7:12 pm
HAN
-
LAS
21h 12m2 stops
$619Korean Air
Thu, Apr 9 - Mon, Apr 20
Korean Air Logo
6:59 pm - 9:45 pm
LAS
-
HAN
36h 46m2 stops
Korean Air Logo
11:10 pm - 11:12 pm
HAN
-
LAS
38h 02m2 stops
$625Korean Air
Sun, Mar 22 - Sun, Mar 29
Multiple Airlines Logo
1:53 pm - 12:50 pm
LAS
-
SGN
31h 57m2 stops
Multiple Airlines Logo
8:00 am - 5:18 pm
SGN
-
LAS
24h 18m2 stops
$709Multiple Airlines
Mon, Jan 26 - Mon, Feb 2
ANA Logo
7:40 am - 12:15 am
LAS
-
SGN
25h 35m2 stops
ANA Logo
7:30 am - 6:05 pm
SGN
-
LAS
24h 35m2 stops
$722ANA
Tue, Feb 17 - Tue, Mar 17
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
$733United 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
$737United Airlines
Mon, Mar 23 - Wed, May 6
Delta Logo
10:50 pm - 2:15 pm
LAS
-
DAD
24h 25m1 stop
Delta Logo
3:45 pm - 3:10 pm
DAD
-
LAS
38h 25m1 stop
$1,323Delta
Sun, Feb 8 - Sun, Mar 8
Delta Logo
6:05 am - 9:30 pm
LAS
-
DAD
24h 25m2 stops
Delta Logo
3:45 pm - 3:10 pm
DAD
-
LAS
38h 25m1 stop
$1,328Delta
Sun, Feb 8 - Sun, Mar 8

ANA flights from Las Vegas to Vietnam

Our best ANA deals on Las Vegas to Vietnam flight tickets
ANA
Feb 17
LAS7:40 amLas Vegas Harry Reid Intl
25h 35m
2 stops
SGN12:15 amHo Chi Minh City
Mar 17
SGN7:30 amHo Chi Minh City
24h 35m
2 stops
LAS6:05 pmLas Vegas Harry Reid Intl
$722
Find similar
ANA
Dec 16
LAS6:00 amLas Vegas Harry Reid Intl
24h 50m
2 stops
SGN9:50 pmHo Chi Minh City
Dec 18
SGN11:05 pmHo Chi Minh City
30h 45m
2 stops
LAS2:50 pmLas Vegas Harry Reid Intl
$1,646
Find similar

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
$733
Find similar
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
$737
Find similar
United Airlines
Jan 20
LAS6:00 amLas Vegas Harry Reid Intl
25h 55m
2 stops
SGN10:55 pmHo Chi Minh City
Jan 29
SGN6:00 amHo Chi Minh City
21h 17m
2 stops
LAS12:17 pmLas Vegas Harry Reid Intl
$739
Find similar

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 December 14, 2025.
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 4/23

9:10 am-9:35 pm

2 stops22h 25m

Hanoi Noibai

Wed 5/13

11:10 pm-4:20 pm

1 stop31h 10m

$608

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Thu 4/9

11:50 pm-9:35 pm

1 stop31h 45m

Hanoi Noibai

Mon 4/20

12:00 pm-7:12 pm

2 stops21h 12m

$614

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Thu 4/9

9:36 am-9:35 pm

2 stops21h 59m

Hanoi Noibai

Mon 4/20

12:00 pm-7:12 pm

2 stops21h 12m

$619

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Sun 3/22

6:59 pm-9:45 pm

2 stops36h 46m

Hanoi Noibai

Sun 3/29

11:10 pm-11:12 pm

2 stops38h 02m

$625

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

Mon 1/26

1:53 pm-12:50 pm

2 stops31h 57m

Ho Chi Minh City

Mon 2/2

8:00 am-5:18 pm

2 stops24h 18m

$709

Las VegasHo Chi Minh City

LAS - SGN

LASSGN

Las Vegas Harry Reid Intl

Tue 2/17

7:40 am-12:15 am

2 stops25h 35m

Ho Chi Minh City

Tue 3/17

7:30 am-6:05 pm

2 stops24h 35m

$722

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

$733

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

$737

Las VegasDa Nang

LAS - DAD

LASDAD

Las Vegas Harry Reid Intl

Sun 2/8

10:50 pm-2:15 pm

1 stop24h 25m

Da Nang

Sun 3/8

3:45 pm-3:10 pm

1 stop38h 25m

$1,323

Las VegasDa Nang

LAS - DAD

LASDAD

Las Vegas Harry Reid Intl

Sun 2/8

6:05 am-9:30 pm

2 stops24h 25m

Da Nang

Sun 3/8

3:45 pm-3:10 pm

1 stop38h 25m

$1,328

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 August to fly from Las Vegas, when ticket prices are also cheap, with an average price of $753.

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

According to our data, Tuesday is the cheapest day to fly to Vietnam from Las Vegas. The lowest ticket price found for a Tuesday departure recently was $1,170. 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 $1,493.

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

Flying to Vietnam from Las Vegas in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,171 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 $1,448 per ticket.

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 $1,039 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 $848 on momondo.

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

You could potentially save up to 4% 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
1,653 reviews
Search Japan Airlines flights
Korean AirPriceFrom $687Free CancellationRating
8.4
1,184 reviews
Search Korean Air flights
ANAPriceFrom $715Free CancellationRating
8.4
1,023 reviews
Search ANA flights
United AirlinesPriceFrom $728Free CancellationRating
7.4
9,094 reviews
Search United Airlines flights
DeltaPriceFrom $750Free CancellationRating
7.9
8,006 reviews
Search Delta flights
China AirlinesPriceFrom $800Free CancellationRating
8.3
790 reviews
Search China Airlines flights
Cathay PacificPriceFrom $811Free CancellationRating
7.6
1,095 reviews
Search Cathay Pacific flights
China EasternPriceFrom $873Free CancellationRating
7.2
178 reviews
Search China Eastern flights
EVA AirPriceFrom $877Free CancellationRating
8.4
1,296 reviews
Search EVA Air flights
STARLUX AirlinesPriceFrom $888Free CancellationRating
8.9
243 reviews
Search STARLUX Airlines 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.

An easier way to manage your Vietnam trip

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