{
  "response": {
    "Key": "VN-USWA",
    "orig": {
      "code": "VN",
      "country": "Vietnam"
    },
    "dest": {
      "code": "USWA",
      "region": "Washington",
      "fullRegion": "Washington, United States, "
    },
    "faq": {
      "q1": {
        "question": "How long is the flight from Vietnam to Washington?",
        "answer": "Non-stop flights from Hanoi or Ho Chi Minh City to Washington Dulles International Airport typically take around 16 to 17 hours. One-stop flights, often through Asian hubs like Seoul or Tokyo, generally range from 19 to 22 hours total, depending on layover durations."
      },
      "q2": {
        "question": "Are there direct flights from Vietnam to Washington?",
        "answer": "Direct flights from Vietnam to Washington are limited but available from Hanoi and Ho Chi Minh City on some carriers. Most other routes involve one stop in major hubs like Dallas or Tokyo, with total travel times typically around 20 to 24 hours."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Vietnam to Washington?",
        "answer": "Flights from Vietnam to Washington are usually cheaper from late autumn through early spring, avoiding peak summer travel months. Booking several weeks in advance and flying midweek can also help secure lower fares."
      },
      "q6": {
        "question": "Do I need a visa to travel from Vietnam to Washington?",
        "answer": "Vietnamese citizens typically need a visa or ESTA authorization to visit the United States, including Washington. Visa and entry requirements depend on nationality and purpose, so consult official U.S. government sources before travelling."
      }
    }
  }
}