What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Vietnam?

Korean Air and Cathay Pacific are the most popular carriers operating from Las Vegas Harry Reid Intl to Vietnam

What airlines fly to Vietnam?

Korean Air, United Airlines and Cathay Pacific are the top three most popular airlines that fly to Vietnam from Las Vegas according to our data. Korean Air is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Vietnam. Keep in mind that there are 11 different airlines that fly to Vietnam on a routine basis, so you have a few additional options to choose from.

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?

As of August 2026, there are 11 operators available to choose from 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.

$406 Cheap Flights from Las Vegas to Vietnam in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Las Vegas to Vietnam

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:50 pm - 10:35 amLAS Las Vegas Harry Reid Intl-HAN Hanoi Noibai

20h 45m1 stop Incheon Intl

11:05 pm - 1:12 pmHAN Hanoi Noibai-LAS Las Vegas Harry Reid Intl

29h 07m2 stops Incheon Intl Seattle/Tacoma Intl

$831Korean Air

Sat, Oct 17 - Sun, Nov 1

10:00 am - 9:35 pmLAS Las Vegas Harry Reid Intl-HAN Hanoi Noibai

21h 35m2 stops Los Angeles Los Angeles Incheon Intl

11:05 pm - 1:12 pmHAN Hanoi Noibai-LAS Las Vegas Harry Reid Intl

29h 07m2 stops Incheon Intl Seattle/Tacoma Intl

$832Korean Air

Sat, Oct 17 - Sun, Nov 1

1:34 pm - 11:00 amLAS Las Vegas Harry Reid Intl-SGN Ho Chi Minh City

31h 26m2 stops Los Angeles Los Angeles Incheon Intl

12:10 am - 2:51 pmSGN Ho Chi Minh City-LAS Las Vegas Harry Reid Intl

28h 41m2 stops Incheon Intl Los Angeles Los Angeles

$842Multiple Airlines

Mon, Sep 28 - Sun, Oct 25

6:30 am - 11:00 amLAS Las Vegas Harry Reid Intl-SGN Ho Chi Minh City

38h 30m2 stops Los Angeles Los Angeles Incheon Intl

12:10 am - 4:12 pmSGN Ho Chi Minh City-LAS Las Vegas Harry Reid Intl

30h 02m2 stops Incheon Intl Los Angeles Los Angeles

$861Multiple Airlines

Mon, Sep 14 - Sun, Sep 20

6:10 am - 9:35 pmLAS Las Vegas Harry Reid Intl-HAN Hanoi Noibai

25h 25m2 stops Salt Lake City Incheon Intl

11:10 pm - 7:26 pmHAN Hanoi Noibai-LAS Las Vegas Harry Reid Intl

34h 16m2 stops Incheon Intl Seattle/Tacoma Intl

$898Delta

Tue, Sep 8 - Wed, Sep 30

2:41 pm - 10:35 amLAS Las Vegas Harry Reid Intl-SGN Ho Chi Minh City

28h 54m2 stops Los Angeles Los Angeles Hong Kong Intl

7:15 am - 10:29 pmSGN Ho Chi Minh City-LAS Las Vegas Harry Reid Intl

30h 14m2 stops Hong Kong Intl Los Angeles Los Angeles

$903Cathay Pacific

Wed, Nov 4 - Wed, Dec 9

7:15 am - 10:05 amLAS Las Vegas Harry Reid Intl-SGN Ho Chi Minh City

36h 50m2 stops Los Angeles Los Angeles Hong Kong Intl

11:35 am - 10:25 pmSGN Ho Chi Minh City-LAS Las Vegas Harry Reid Intl

25h 50m2 stops Hong Kong Intl Los Angeles Los Angeles

$903Cathay Pacific

Tue, Oct 13 - Wed, Nov 4

5:02 pm - 9:35 pmLAS Las Vegas Harry Reid Intl-HAN Hanoi Noibai

38h 33m2 stops Salt Lake City Incheon Intl

11:10 pm - 6:04 pmHAN Hanoi Noibai-LAS Las Vegas Harry Reid Intl

32h 54m2 stops Incheon Intl Salt Lake City

$904Delta

Sun, Sep 6 - Sun, Sep 20

6:00 am - 10:05 pmLAS Las Vegas Harry Reid Intl-SGN Ho Chi Minh City

26h 05m2 stops Los Angeles Los Angeles Hong Kong Intl

11:05 pm - 3:12 pmSGN Ho Chi Minh City-LAS Las Vegas Harry Reid Intl

31h 07m2 stops Tokyo Haneda Los Angeles Los Angeles

$952United Airlines

Thu, Oct 8 - Sun, Nov 1

7:52 pm - 9:50 pmLAS Las Vegas Harry Reid Intl-SGN Ho Chi Minh City

34h 58m2 stops San Francisco Tokyo Haneda

11:05 pm - 6:02 pmSGN Ho Chi Minh City-LAS Las Vegas Harry Reid Intl

33h 57m2 stops Tokyo Haneda Los Angeles Los Angeles

$952United Airlines

Wed, Jan 13 - Sun, Feb 7

Cheap last minute flights

Enter your travel dates to find the best prices.

7:40 pm - 10:05 amLAS Las Vegas Harry Reid Intl-SGN Ho Chi Minh City

24h 25m2 stops Los Angeles Los Angeles Hong Kong Intl

11:05 am - 9:10 pmSGN Ho Chi Minh City-LAS Las Vegas Harry Reid Intl

24h 05m2 stops Hong Kong Intl Los Angeles Los Angeles

$908Cathay Pacific

Sun, Aug 23 - Mon, Sep 7

11:50 pm - 10:35 amLAS Las Vegas Harry Reid Intl-HAN Hanoi Noibai

20h 45m1 stop Incheon Intl

11:10 pm - 4:20 pmHAN Hanoi Noibai-LAS Las Vegas Harry Reid Intl

31h 10m1 stop Incheon Intl

$937Korean Air

Thu, Aug 20 - Sat, Sep 5

9:50 am - 9:35 pmLAS Las Vegas Harry Reid Intl-HAN Hanoi Noibai

21h 45m2 stops Los Angeles Los Angeles Incheon Intl

12:05 pm - 4:20 pmHAN Hanoi Noibai-LAS Las Vegas Harry Reid Intl

18h 15m1 stop Incheon Intl

$943Korean Air

Thu, Aug 20 - Sat, Sep 5

6:00 am - 10:35 amLAS Las Vegas Harry Reid Intl-HAN Hanoi Noibai

38h 35m2 stops Salt Lake City Incheon Intl

11:10 pm - 11:06 pmHAN Hanoi Noibai-LAS Las Vegas Harry Reid Intl

37h 56m2 stops Incheon Intl Seattle/Tacoma Intl

$948Delta

Thu, Aug 20 - Sat, Sep 5

6:00 am - 9:55 pmLAS Las Vegas Harry Reid Intl-SGN Ho Chi Minh City

25h 55m3 stops Los Angeles Los Angeles San Francisco Tokyo Haneda

7:00 am - 6:43 pmSGN Ho Chi Minh City-LAS Las Vegas Harry Reid Intl

25h 43m2 stops Tokyo Narita San Francisco

$994United Airlines

Sun, Aug 23 - Mon, Sep 7

8:45 pm - 9:00 amLAS Las Vegas Harry Reid Intl-DAD Da Nang

22h 15m2 stops Ontario Taipei City Taiwan Taoyuan Intl

10:00 am - 8:05 amDAD Da Nang-LAS Las Vegas Harry Reid Intl

36h 05m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles Los Angeles

$1,060Multiple Airlines

Thu, Aug 20 - Sat, Sep 5

1:20 pm - 9:55 amLAS Las Vegas Harry Reid Intl-HAN Hanoi Noibai

30h 35m2 stops Vancouver Intl Hong Kong Intl

11:30 pm - 4:05 pmHAN Hanoi Noibai-LAS Las Vegas Harry Reid Intl

30h 35m3 stops Incheon Intl Los Angeles Los Angeles Merced Municipal

$1,247Multiple Airlines

Thu, Aug 20 - Sat, Sep 5

6:00 am - 10:15 pmLAS Las Vegas Harry Reid Intl-HAN Hanoi Noibai

26h 15m2 stops San Francisco Tokyo Narita

11:35 pm - 3:16 pmHAN Hanoi Noibai-LAS Las Vegas Harry Reid Intl

29h 41m2 stops Tokyo Narita Los Angeles Los Angeles

$4,711ANA

Thu, Aug 20 - Sat, Sep 5

11:50 pm - 10:35 amLAS Las Vegas Harry Reid Intl-HAN Hanoi Noibai

20h 45m1 stop Incheon Intl

11:10 pm - 4:20 pmHAN Hanoi Noibai-LAS Las Vegas Harry Reid Intl

31h 10m1 stop Incheon Intl

$5,067Delta

Thu, Aug 20 - Sat, Sep 5

6:40 pm - 10:55 amLAS Las Vegas Harry Reid Intl-SGN Ho Chi Minh City

50h 15m3 stops Los Angeles Los Angeles Tokyo Narita Singapore Changi

3:50 pm - 9:34 amSGN Ho Chi Minh City-LAS Las Vegas Harry Reid Intl

31h 44m2 stops Singapore Changi Los Angeles Los Angeles

$7,394Singapore Airlines

Thu, Aug 20 - Sat, Sep 5

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United Airlines flights from Las Vegas to Vietnam

Our best United Airlines deals on Las Vegas to Vietnam flight tickets

United Airlines

Jan 11

LAS7:40 amLas Vegas Harry Reid Intl

24h 15m

2 stops

SGN10:55 pmHo Chi Minh City

Feb 8

SGN11:05 pmHo Chi Minh City

34h 41m

2 stops

LAS6:46 pmLas Vegas Harry Reid Intl

$952

United Airlines

Oct 8

LAS8:19 amLas Vegas Harry Reid Intl

23h 46m

2 stops

SGN10:05 pmHo Chi Minh City

Oct 28

SGN7:30 amHo Chi Minh City

20h 37m

2 stops

LAS2:07 pmLas Vegas Harry Reid Intl

$953

United Airlines

Sep 2

LAS6:00 amLas Vegas Harry Reid Intl

26h 05m

3 stops

SGN10:05 pmHo Chi Minh City

Sep 23

SGN7:00 amHo Chi Minh City

25h 43m

3 stops

LAS6:43 pmLas Vegas Harry Reid Intl

$954

Korean Air flights from Las Vegas to Vietnam

Our best Korean Air deals on Las Vegas to Vietnam flight tickets

Korean Air

Oct 17

LAS11:50 pmLas Vegas Harry Reid Intl

20h 45m

1 stop

HAN10:35 amHanoi Noibai

Nov 1

HAN11:05 pmHanoi Noibai

29h 07m

2 stops

LAS1:12 pmLas Vegas Harry Reid Intl

$831

Korean Air

Oct 17

LAS10:00 amLas Vegas Harry Reid Intl

21h 35m

2 stops

HAN9:35 pmHanoi Noibai

Nov 1

HAN11:05 pmHanoi Noibai

29h 07m

2 stops

LAS1:12 pmLas Vegas Harry Reid Intl

$832

Korean Air

Sep 8

LAS11:50 pmLas Vegas Harry Reid Intl

31h 45m

1 stop

HAN9:35 pmHanoi Noibai

Sep 30

HAN11:10 pmHanoi Noibai

31h 10m

1 stop

LAS4:20 pmLas Vegas Harry Reid Intl

$873

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Las VegasHanoi

LAS Las Vegas Harry Reid Intl - HAN Hanoi Noibai

LASHAN

Las Vegas Harry Reid Intl

Sat 10/17

11:50 pm-10:35 am

1 stop20h 45m

Hanoi Noibai

Sun 11/1

11:05 pm-1:12 pm

2 stops29h 07m

$831

Las VegasHanoi

LAS Las Vegas Harry Reid Intl - HAN Hanoi Noibai

LASHAN

Las Vegas Harry Reid Intl

Sat 10/17

10:00 am-9:35 pm

2 stops21h 35m

Hanoi Noibai

Sun 11/1

11:05 pm-1:12 pm

2 stops29h 07m

$832

Las VegasHo Chi Minh City

LAS Las Vegas Harry Reid Intl - SGN Ho Chi Minh City

LASSGN

Las Vegas Harry Reid Intl

Mon 9/28

1:34 pm-11:00 am

2 stops31h 26m

Ho Chi Minh City

Sun 10/25

12:10 am-2:51 pm

2 stops28h 41m

$842

Las VegasHo Chi Minh City

LAS Las Vegas Harry Reid Intl - SGN Ho Chi Minh City

LASSGN

Las Vegas Harry Reid Intl

Mon 9/14

6:30 am-11:00 am

2 stops38h 30m

Ho Chi Minh City

Sun 9/20

12:10 am-4:12 pm

2 stops30h 02m

$861

Las VegasHanoi

LAS Las Vegas Harry Reid Intl - HAN Hanoi Noibai

LASHAN

Las Vegas Harry Reid Intl

Tue 9/8

6:10 am-9:35 pm

2 stops25h 25m

Hanoi Noibai

Wed 9/30

11:10 pm-7:26 pm

2 stops34h 16m

$898

Las VegasHo Chi Minh City

LAS Las Vegas Harry Reid Intl - SGN Ho Chi Minh City

LASSGN

Las Vegas Harry Reid Intl

Wed 11/4

2:41 pm-10:35 am

2 stops28h 54m

Ho Chi Minh City

Wed 12/9

7:15 am-10:29 pm

2 stops30h 14m

$903

Las VegasHo Chi Minh City

LAS Las Vegas Harry Reid Intl - SGN Ho Chi Minh City

LASSGN

Las Vegas Harry Reid Intl

Tue 10/13

7:15 am-10:05 am

2 stops36h 50m

Ho Chi Minh City

Wed 11/4

11:35 am-10:25 pm

2 stops25h 50m

$903

Las VegasHanoi

LAS Las Vegas Harry Reid Intl - HAN Hanoi Noibai

LASHAN

Las Vegas Harry Reid Intl

Sun 9/6

5:02 pm-9:35 pm

2 stops38h 33m

Hanoi Noibai

Sun 9/20

11:10 pm-6:04 pm

2 stops32h 54m

$904

Las VegasHo Chi Minh City

LAS Las Vegas Harry Reid Intl - SGN Ho Chi Minh City

LASSGN

Las Vegas Harry Reid Intl

Thu 10/8

6:00 am-10:05 pm

2 stops26h 05m

Ho Chi Minh City

Sun 11/1

11:05 pm-3:12 pm

2 stops31h 07m

$952

Las VegasHo Chi Minh City

LAS Las Vegas Harry Reid Intl - SGN Ho Chi Minh City

LASSGN

Las Vegas Harry Reid Intl

Wed 1/13

7:52 pm-9:50 pm

2 stops34h 58m

Ho Chi Minh City

Sun 2/7

11:05 pm-6:02 pm

2 stops33h 57m

$952

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 $874. 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 $920.

How far in advance should I book a flight from Las Vegas 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 $1,052 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 $799 on momondo.

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

You could potentially save up to 25% 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

Best Price Found	$406
Fastest flight time	20h 45m
Direct flights	None

The best one-way flight to Vietnam from Las Vegas in the past 72 hours is $406. The best round-trip flight deal from Las Vegas to Vietnam found on momondo in the last 72 hours is $831.

The fastest flight from Las Vegas to Vietnam takes 20h 45m

There are no direct flights from Las Vegas to Vietnam. There are no popular flight routes from Las Vegas to Vietnam.

Search flight deals

Frequently asked questions about flying from Las Vegas to Vietnam

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?
As of August 2026, there are 11 operators available to choose from 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
Korean Air	PriceFrom $512	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights
Japan Airlines	PriceFrom $687	Free Cancellation	Rating 8.3 1,904 reviews	Search Japan Airlines flights
United Airlines	PriceFrom $729	Free Cancellation	Rating 7.4 10,101 reviews	Search United Airlines flights
China Eastern	PriceFrom $742	Free Cancellation	Rating 7.3 232 reviews	Search China Eastern flights
ANA	PriceFrom $748	Free Cancellation	Rating 8.3 1,298 reviews	Search ANA flights
Delta	PriceFrom $750	Free Cancellation	Rating 7.8 8,499 reviews	Search Delta flights
Cathay Pacific	PriceFrom $794	Free Cancellation	Rating 7.6 1,453 reviews	Search Cathay Pacific flights
China Airlines	PriceFrom $800	Free Cancellation	Rating 8.3 842 reviews	Search China Airlines flights
Singapore Airlines	PriceFrom $816	Free Cancellation	Rating 8.2 1,584 reviews	Search Singapore Airlines flights
STARLUX Airlines	PriceFrom $850	Free Cancellation	Rating 8.8 371 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.