Q: Can I fly back to Vietnam from Washington, D.C. Dulles Intl?

Returning to Vietnam from Washington, D.C. Dulles Intl COVID-19 testing requirements Visitors from Washington, D.C. Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours for RT-PCR (NAAT) and 24 hours for Antigen (quick-test) before departing to Vietnam. Quarantine requirements Visitors from Washington, D.C. Dulles Intl are not required to quarantine after entering Vietnam.

Q: What is the cheapest month to fly to Dulles Intl?

Currently, the cheapest month for flights to Dulles Intl is January . The most expensive month for flights is September . The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

Question 1

When is the best time to book a flight to Dulles Intl?

Accepted Answer

The price you pay for your flight to Dulles Intl may vary depending on when you book. For the best chance of a lower fare, look to book 23 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 2

Can I fly back to Vietnam from Washington, D.C. Dulles Intl?

Accepted Answer

Returning to Vietnam from Washington, D.C. Dulles Intl

COVID-19 testing requirements
Visitors from Washington, D.C. Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours for RT-PCR (NAAT) and 24 hours for Antigen (quick-test) before departing to Vietnam.

Quarantine requirements
Visitors from Washington, D.C. Dulles Intl are not required to quarantine after entering Vietnam.

Question 3

Can I fly to Washington, D.C. Dulles Intl from Vietnam right now?

Accepted Answer

Information is based on travel restrictions from Vietnam to Washington, D.C. Dulles Intl

Most visitors from Vietnam need to provide a negative COVID-19 test result and/or quarantine to enter Washington, D.C. Dulles Intl.

COVID-19 testing requirements
Visitors from Vietnam must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Washington, D.C. Dulles Intl.

Quarantine requirements
Visitors from Vietnam are not required to quarantine after entering Washington, D.C. Dulles Intl.

Question 4

What is the cheapest month to fly to Dulles Intl?

Accepted Answer

Currently, the cheapest month for flights to Dulles Intl is January. The most expensive month for flights is September. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

Popular in	July	High demand for flights, 10% potential price rise
Cheapest in	February	Best time to find cheap flights, 2% potential price drop
Average price	21,860,572 ₫	Average for round-trip flights in May 2022
Round-trip from	21,098,800 ₫	From Ho Chi Minh City to Washington, D.C.
One-way from	15,373,961 ₫	One-way flight from Ho Chi Minh City (SGN) to Washington, D.C. Dulles Intl (IAD)

Cheap flights to Dulles Intl

Flights to Dulles Intl in 2022

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.