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$345+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — HAN
ago. 25 — sep. 11
lun. 8/25
lun. 9/1
1 adult, Economy
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Cheap 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 agosto 20, 2025.

Round-trip from

$699
(Korean Air)

One-way from

$345
(Kiwi.com)

Popular in

May

Cheapest in

October

Average price

$801
From Las Vegas Harry Reid Intl to Hanoi Noibai
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One-way flight from Las Vegas Harry Reid Intl to Hanoi Noibai
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Highest demand for flights based on searches. 12% potential increase in price ($149 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($30 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 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 agosto 20, 2025.

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 8/20. 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
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/2710:50 pmLAS - HAN
1 stop31h 50mKorean Air
dom. 11/3011:00 pmHAN - LAS
1 stop31h 10mKorean Air
Deal found 8/18$753
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/27:52 pmLAS - HAN
2 stops32h 13mCathay Pacific
jue. 10/910:55 amHAN - LAS
2 stops23h 05mCathay Pacific
Deal found 8/18$813
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. 9/1711:50 pmLAS - HAN
1 stop31h 45mKorean Air
sáb. 9/2012:00 pmHAN - LAS
1 stop18h 20mKorean Air
Deal found 8/19$817

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 agosto 20, 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

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

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

sáb. 11/1

10:50 pm-11:10 am

1 stop22h 20m

Hanoi Noibai

mar. 11/18

11:00 pm-3:10 pm

1 stop31h 10m

$749

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

jue. 11/27

10:50 pm-9:40 pm

1 stop31h 50m

Hanoi Noibai

dom. 11/30

11:00 pm-3:10 pm

1 stop31h 10m

$753

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

sáb. 9/6

5:36 pm-10:45 am

2 stops27h 09m

$345

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

lun. 8/25

6:31 pm-12:45 am

2 stops40h 14m

$363

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

mar. 9/9

11:50 pm-10:40 am

1 stop20h 50m

$365

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

jue. 10/30

10:50 pm-11:10 am

1 stop22h 20m

$365

Las VegasHanoi

LAS - HAN

LASHAN

Las Vegas Harry Reid Intl

lun. 9/15

11:50 pm-10:40 am

1 stop20h 50m

$365

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 13 results
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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, September is the cheapest month in which you can book a flight from Las Vegas to Hanoi (average of $901). Flying from Las Vegas to Hanoi in December is currently the most expensive (average of $1,618). 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 agosto 20, 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
1,131 reviews

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

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
1,131 reviews
Korean Air
8.4
Very good
1,131 reviews

Crew

8.7

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

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 22h 20m. There are 7653 mi between Las Vegas and Hanoi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Korean Air, at $728, was found to be the cheapest airline from Las Vegas to Hanoi.. Korean Air is currently priced 32% 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, September is the cheapest month in which you can book a flight from Las Vegas to Hanoi (average of $901). Flying from Las Vegas to Hanoi in December is currently the most expensive (average of $1,618). 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 agosto 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$728Average$1,032FlexibilityNo cancel feeOn-time81%

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