The cheapest times to fly from DTW to SGN are

  • February 5th to May 13th (except the week of March 26th)
  • August 27th to November 18th

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 DTW to SGN is mid to late September. Prices can be as high as $1745 for Saturday flights during late December, or as low as $970 for Tuesday flights around mid to late September.


When to Fly to Ho Chi Minh City

Flying from Detroit, MI (DTW) to Ho Chi Minh City (SGN) will usually cost between $989 to $1362 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late September with an average ticket price of $1013. Due to high demand the most expensive time to fly is late December, with an average price of $1538. Planning your trip to low-cost times can easily save you $525 on economy flights and even more on first-class flights. Generally, any price below $1063 can be considered a good price for a round-trip DTW to SGN flight.

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

DTW to SGN Flight Prices

Compared to other flights, the DTW to SGN flight is priced close to the average and costs about as much as the average flight leaving from Detroit. The average price per mile (for a direct flight) is $0.08, 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 out or take a return trip. Selecting flights on the least expensive days could save you up to $110 (8%) 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 $1070. Return trip prices are from the SGN to DTW 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 DTW 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 16 hour 40 minutes may not be realistic.


Flight Hacking DTW 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 DTW to SGN — but Champion Traveler does!

Hack #1: New York, NY (DTW > JFK > SGN)

  • Price for both tickets: $964
  • Average savings: $100 (9.36%)

See DTW to JFK flights

Hack #2: Chicago, IL (DTW > ORD > SGN)

  • Price for both tickets: $998
  • Average savings: $65 (6.11%)

See DTW to ORD flights

Hack #3: Los Angeles, CA (DTW > LAX > SGN)

  • Price for both tickets: $1002
  • Average savings: $61 (5.74%)

See DTW to LAX flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 28 major airlines flying this route most often: Air Canada, Air China, Air France, Alaska, American, ANA, Asiana, Austrian, Cape Air, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, Emirates, EVA Air, Finnair, JAL, JetBlue, KLM, Korean Air, Lufthansa, Qatar Airways, Seaborne Airlines, Singapore Airlines, Turkish Airlines, United, Vietnam Airlines, and potentially more during busy seasons.

How far away is it from Tan Son Nhat International Airport to Detroit Metro Wayne County Airport?

The distance between the two airports is roughly 8716 miles or 14027 kilometers.

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

The real-world flight time for a nonstop DTW to SGN flight is about 16 hour 40 minutes.

How many flights go between Detroit, MI and Ho Chi Minh City?

It depends on the day of the week and the date, but a typical day might have around 81 available flights from DTW to SGN.


Airport Location Info


Departing Airport

Origination code DTW
Origination airport name Detroit Metro Wayne County Airport
City Detroit, MI
Country the United States
Latitude 42.2
Longitude -83.4

Return Airport

Destination code SGN
Destination airport name Tan Son Nhat International Airport
City Ho Chi Minh City
Country Vietnam
Latitude 10.8
Longitude 106.7


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.