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$399+ Cheap flights from Las Vegas (LAS) to Hanoi (HAN)

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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — HAN
Jan 2 — Jan 91
Fri 1/2
Fri 1/9
1 adult, Economy
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Cheap flight deals from Las Vegas to Hanoi

Cheapest flights from Las Vegas to Hanoi
Explore the most affordable flight options available from Las Vegas to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 3, 2025.

This KAYAK deal was found by Cheapflights users on 12/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:00 pmLAS - HAN
2 stops48h 05mCathay Pacific
Sun 12/147:30 pmHAN - LAS
2 stops32h 29mCathay Pacific
Deal found 12/1$1,079
This FlightHub deal was found by Cheapflights users on 11/30. 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.
Sun 12/76:00 amLAS - HAN
2 stops26h 05mANA
Sat 12/1312:25 amHAN - LAS
2 stops27h 15mANA
Deal found 11/30$1,104
This Korean Air deal was found by Cheapflights users on 11/30. 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.
Sun 12/710:50 pmLAS - HAN
1 stop21h 20mKorean Air
Sun 12/1411:05 pmHAN - LAS
2 stops29h 00mKorean Air
Deal found 11/30$1,570
This Delta deal was found by Cheapflights users on 12/1. 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.
Sun 12/710:50 pmLAS - HAN
1 stop21h 20mDelta
Sun 12/1411:05 pmHAN - LAS
1 stop31h 05mDelta
Deal found 12/1$1,974
This United Airlines deal was found by Cheapflights users on 12/1. 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 12/14:05 pmLAS - HAN
2 stops39h 20mUnited Airlines
Tue 12/1612:25 amHAN - LAS
2 stops35h 26mUnited Airlines
Deal found 12/1$2,020
This Singapore Airlines deal was found by Cheapflights users on 12/2. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/79:53 amLAS - HAN
3 stops34h 37mMultiple Airlines
Sun 12/1412:45 pmHAN - LAS
2 stops25h 53mMultiple Airlines
Deal found 12/2$3,671

Find flight deals from Las Vegas to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Hanoi (HAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$654
(Korean Air)

One-way from

$421
(KAYAK)

Popular in

December

Cheapest in

August

Average price

$2,373
Provider with most accurate pricing for Las Vegas Harry Reid Intl-Hanoi Noibai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-Hanoi Noibai flights.
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From Las Vegas Harry Reid Intl to Hanoi Noibai
Search Deals
One-way flight from Las Vegas Harry Reid Intl to Hanoi Noibai
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($297 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($110 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas to Hanoi 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 December 3, 2025.
Use the filters below to find and compare flights from Las Vegas to Hanoi that are best for you.

Fly from

Las Vegas

Fly to

Hanoi

Route

Depart

Return

Price

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Thu 1/29

6:05 am-11:10 am

2 stops38h 05m

Hanoi Noibai

Mon 2/2

11:05 pm-3:10 pm

1 stop31h 05m

$707

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Tue 5/5

11:50 pm-10:40 am

1 stop20h 50m

Hanoi Noibai

Wed 5/20

12:00 pm-4:20 pm

1 stop18h 20m

$712

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Fri 3/6

6:45 pm-10:25 pm

2 stops36h 40m

$399

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Sun 1/4

7:11 pm-10:25 pm

2 stops36h 14m

$452

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Wed 12/31

6:32 am-11:10 am

2 stops37h 38m

$537

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Wed 12/31

11:15 am-11:10 am

2 stops32h 55m

$610

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Fri 3/6

10:50 pm-9:45 pm

1 stop31h 55m

$883

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Sun 1/4

10:50 pm-11:10 am

1 stop21h 20m

$1,021

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

Sat 2/14

6:40 am-5:20 pm

3 stops43h 40m

$1,043

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Compare providers for flights from Las Vegas to Hanoi

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to Hanoi in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
GurufarePrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
JetabroadPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Las Vegas-Hanoi flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Las Vegas-Hanoi flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Las Vegas-Hanoi flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Las Vegas-Hanoi flights, Cheapflights users trust Gurufare the most. Gurufare has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-Hanoi flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Las Vegas to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi 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 Hanoi

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

Currently, August is the cheapest month in which you can book a flight from Las Vegas to Hanoi (average of $685). Flying from Las Vegas to Hanoi in December is currently the most expensive (average of $2,373). 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.

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. 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 Hanoi. Reviews last updated December 3, 2025.
Peruse reviews from past customers who have flown with Korean Air from Las Vegas to Hanoi 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.
Korean Air
8.4
Very good
1,177 reviews

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,177 reviews
Korean Air
8.4
Very good
1,177 reviews

Boarding

8.5

Food

8.1

Entertainment

8.2

Comfort

8.3

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Hanoi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Departing from Las Vegas to Hanoi will take you 25h 45m. There are 7653 mi between Las Vegas and Hanoi.

  • What is the cheapest airline to fly from Las Vegas to Hanoi round-trip?

    Korean Air, at $687, was found to be the cheapest airline from Las Vegas to Hanoi.. Korean Air is currently priced 41% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Las Vegas to Hanoi 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 Hanoi?

    Currently, August is the cheapest month in which you can book a flight from Las Vegas to Hanoi (average of $685). Flying from Las Vegas to Hanoi in December is currently the most expensive (average of $2,373). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Las Vegas to Hanoi

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

Discover the top airline that operate flights from Las Vegas to Hanoi. 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 December 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$687Average$934FlexibilityNo cancel feeOn-time81%

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