The cheapest times to fly from SGN to DCA are

  • February 12th to April 1st (except the week of February 26th)
  • April 30th 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 SGN to DCA is early November. Prices can be as high as $2028 for Saturday flights during early January, or as low as $885 for Tuesday flights around early November.


When to Fly to Washington

Flying from Ho Chi Minh City (SGN) to Washington, DC (DCA) will usually cost between $966 to $1510 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early November with an average ticket price of $967. Due to high demand the most expensive time to fly is early January, with an average price of $1580. Planning your trip to low-cost times can easily save you $614 on economy flights and even more on first-class flights. Generally, any price below $1157 can be considered a good price for a round-trip SGN to DCA flight.

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

SGN to DCA Flight Prices

Compared to other flights, the SGN to DCA flight is slightly more expensive than the average and costs about as much as the average flight leaving from Ho Chi Minh City. 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 $120 (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 $1120. Return trip prices are from the DCA to SGN 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 SGN to DCA can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 17 hour 10 minutes may not be realistic.


Flight Hacking SGN to DCA

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 SGN to DCA — but Champion Traveler does!

Hack #1: Hong Kong (SGN > HKG > DCA)

  • Price for both tickets: $916
  • Average savings: $241 (20.84%)

See SGN to LAX flights

Hack #2: Los Angeles, CA (SGN > LAX > DCA)

  • Price for both tickets: $1056
  • Average savings: $101 (8.69%)

See SGN to HKG flights

Hack #3: New York, NY (SGN > JFK > DCA)

  • Price for both tickets: $1078
  • Average savings: $79 (6.83%)

See SGN to JFK flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 26 major airlines flying this route most often: Aeroflot, Air Canada, Air France, Alaska, American, ANA, Asiana, Austrian, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, Emirates, EVA Air, Finnair, JAL, JetBlue, KLM, Korean Air, Lufthansa, Qatar Airways, Singapore Airlines, SWISS, United, Vietnam Airlines, and potentially more during busy seasons.

How far away is it from Ronald Reagan Washington National Airport to Tan Son Nhat International Airport?

The distance between the two airports is roughly 8995 miles or 14476 kilometers.

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

The real-world flight time for a nonstop SGN to DCA flight is about 17 hour 10 minutes.

How many flights go between Ho Chi Minh City and Washington, DC?

It depends on the day of the week and the date, but a typical day might have around 77 available flights from SGN to DCA.


Airport Location Info


Departing Airport

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

Return Airport

Destination code DCA
Destination airport name Ronald Reagan Washington National Airport
City Washington, DC
Country the United States
Latitude 38.9
Longitude -77


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.