The cheapest times to fly from LAS to SGN are

  • January 29th to April 1st (except the week of February 12th)
  • May 14th to May 27th
  • August 20th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LAS to SGN is mid November. Prices can be as high as $3058 for Saturday flights during mid December, or as low as $686 for Tuesday flights around mid November.


When to Fly to Ho Chi Minh City

Flying from Las Vegas, NV (LAS) to Ho Chi Minh City (SGN) will usually cost between $735 to $1346 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid November with an average ticket price of $751. Due to high demand the most expensive time to fly is mid December, with an average price of $1357. Planning your trip to low-cost times can easily save you $606 on economy flights and even more on first-class flights. Generally, any price below $899 can be considered a good price for a round-trip LAS to SGN flight.

See below for a graph of average weekly prices for the LAS to SGN route. All prices are for round-trip tickets in USD.

LAS to SGN Flight Prices

Compared to other flights, the LAS to SGN flight is cheaper than the average and costs about as much as the average flight leaving from Las Vegas. The average price per mile (for a direct flight) is $0.07, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly to Ho Chi Minh City, and Fridays are the most expensive days to return to Las Vegas. Selecting flights on the least expensive days could save you up to $127 (11%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $865. Return trip prices are from the SGN to LAS flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from LAS to SGN can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 15 hour 45 minutes may not be realistic.


Flight Hacking LAS to SGN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from LAS to SGN — but Champion Traveler does!

Hack #1: Los Angeles, CA (LAS > LAX > SGN)

  • Price for both tickets: $773
  • Average savings: $126 (13.97%)

See LAS to LAX flights

Hack #2: Hong Kong (LAS > HKG > SGN)

  • Price for both tickets: $815
  • Average savings: $84 (9.35%)

See LAS to HKG flights

Hack #3: San Francisco, CA (LAS > SFO > SGN)

  • Price for both tickets: $821
  • Average savings: $78 (8.63%)

See LAS to SFO flights


Flight Questions Answered

Still have questions about flying from LAS to SGN? We’ve got answers.

Which airlines fly this route?

You can find 25 major airlines flying this route most often: Air Canada, Air China, Alaska, American, ANA, Asiana, Austrian, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, Emirates, Etihad, EVA Air, Finnair, Hawaiian, JAL, Korean Air, Qatar Airways, Singapore Airlines, United, Vietnam Airlines, WestJet, Xiamen, and potentially more during busy seasons.

How far away is it from Tan Son Nhat International Airport to McCarran International Airport?

The distance between the two airports is roughly 8204 miles or 13203 kilometers.

How long does it take to fly from LAS to SGN?

The real-world flight time for a nonstop LAS to SGN flight is about 15 hour 45 minutes.

How many flights go between Las Vegas, NV and Ho Chi Minh City?

It depends on the day of the week and the date, but a typical day might have around 79 available flights from LAS to SGN.


Airport Location Info


Departing Airport

Origination codeLAS
Origination airport nameMcCarran International Airport
CityLas Vegas, NV
Countrythe United States

Return Airport

Destination codeSGN
Destination airport nameTan Son Nhat International Airport
CityHo Chi Minh City


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.