The cheapest times to fly from IAD to SGN are
- February 5th to March 25th (except the week of February 12th)
- April 23rd to May 20th
- 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 IAD to SGN is mid to late September. Prices can be as high as $1674 for Friday flights during mid December, or as low as $566 for Tuesday flights around mid to late September.
When to Fly to Ho Chi Minh City
Flying from Washington, DC (IAD) to Ho Chi Minh City (SGN) will usually cost between $574 to $1344 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 $607. Due to high demand the most expensive time to fly is mid December, with an average price of $1493. Planning your trip to low-cost times can easily save you $886 on economy flights and even more on first-class flights. Generally, any price below $837 can be considered a good price for a round-trip IAD to SGN flight.
See below for a graph of average weekly prices for the IAD to SGN route. All prices are for round-trip tickets in USD.
Compared to other flights, the IAD to SGN flight is cheaper than the average and costs less than the average flight leaving from Washington. The average price per mile (for a direct flight) is $0.06, 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. Fridays are the most expensive days to fly to Ho Chi Minh City, and Thursdays are the most expensive days to return to Washington. Selecting flights on the least expensive days could save you up to $124 (10%) 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 $856. Return trip prices are from the SGN to IAD flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from IAD 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 17 hour 9 minutes may not be realistic.
Flight Questions Answered
Still have questions about flying from IAD to SGN? We’ve got answers.
Which airlines fly this route?
You can find 32 major airlines flying this route most often: Air Canada, Air China, Air France, Alaska, American, ANA, Asiana, Austrian, Avianca, British Airways, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, Emirates, Etihad, EVA Air, Finnair, Iberia, JAL, KLM, Korean Air, Lufthansa, Qatar Airways, Singapore Airlines, SWISS, THAI, Turkish Airlines, United, Vietnam Airlines, Xiamen, and potentially more during busy seasons.
How far away is it from Tan Son Nhat International Airport to Washington Dulles International Airport?
The distance between the two airports is roughly 8986 miles or 14462 kilometers.
How long does it take to fly from IAD to SGN?
The real-world flight time for a nonstop IAD to SGN flight is about 17 hour 9 minutes.
How many flights go between Washington, DC and Ho Chi Minh City?
It depends on the day of the week and the date, but a typical day might have around 74 available flights from IAD to SGN.
Airport Location Info
|Origination airport name||Washington Dulles International Airport|
|Country||the United States|
|Destination airport name||Tan Son Nhat International Airport|
|City||Ho Chi Minh City|
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.