{
  "response": {
    "Key": "US-VN",
    "orig": {
      "code": "US",
      "type": "country",
      "country": "United States"
    },
    "dest": {
      "code": "VN",
      "type": "country",
      "country": "Vietnam"
    },
    "faq": {
      "q0": {
        "question": "Which U.S. cities can I fly from to reach Vietnam?",
        "answer": "There are no non-stop flights from the US to Vietnam. Most travellers depart from major West Coast hubs like Los Angeles, San Francisco, or Seattle, where one-stop connections via East Asian hubs such as Seoul, Tokyo, or Taipei are shortest. From the East Coast, New York JFK and other airports offer longer itineraries, often with two stops. Travellers choose based on proximity to a major international airport and availability of competitive fares."
      },
      "q1": {
        "question": "Which airports in Vietnam are the best to fly into?",
        "answer": "From the United States, the best arrival airports in Vietnam are Hanoi and Ho Chi Minh City. Both handle most international flights and serve as hubs for domestic travel. Hanoi connects you to the north and central regions, while Ho Chi Minh City is the gateway to the south and Mekong Delta."
      },
      "q2": {
        "question": "How long is the flight to Vietnam?",
        "answer": "From Los Angeles to Ho Chi Minh City, non-stop flights take around 15 to 16 hours westbound and often slightly longer on the return. From New York, one-stop routes via East Asian hubs like Seoul, Tokyo or Taipei typically total 19 to 22 hours."
      },
      "q3": {
        "question": "Are there direct flights to Vietnam?",
        "answer": "Non-stop flights operate from San Francisco to Ho Chi Minh City on Vietnam Airlines and from San Francisco to Hanoi on Vietnam Airlines. Other major U.S. cities require one-stop connections via East Asian or Middle Eastern hubs, with total travel times typically ranging from 18 to 24 hours."
      },
      "q4": {
        "question": "Which U.S. airports are usually cheapest for flying to Vietnam?",
        "answer": "Los Angeles and San Francisco are typically the cheapest US departure points for Vietnam, thanks to direct flights and abundant one-stop options across the Pacific. Travellers from smaller or inland US cities usually need a domestic connection to these West Coast hubs first."
      },
      "q5": {
        "question": "Which airlines fly to Vietnam?",
        "answer": "United States to Vietnam is served by Vietnam Airlines, Cathay Pacific, Korean Air, Japan Airlines, EVA Air and ANA via Asian hubs."
      },
      "q6": {
        "question": "When is the cheapest time to fly to Vietnam?",
        "answer": "The cheapest months to fly from the United States to Vietnam are September, October, and April, while June and December are the most expensive. Booking about 6 to 9 weeks ahead typically yields the best fares, and midweek departures outside of major holidays like Tết (Vietnamese New Year, late January to mid-February) and the summer peak can help keep costs down.",
        "methodology": "This 'good deal' estimate shows a representative best price for each departure date across roughly a 12-month window (about 3 months back and 9 months forward). It is built from real flight prices found by Priceline users searching this route, accumulated into a price history for each departure date. Rather than weighting all of that history equally, we apply exponential time decay so recent prices dominate — a price seen yesterday counts almost in full, one from about a month ago roughly a third, and prices from a few months back very little — giving a figure that tracks today's market instead of a stale long-run average. Clear price outliers are removed before any calculation, departure dates with no observations are filled in from nearby dates, and the resulting curve is lightly smoothed so it reads as a clean seasonal trend rather than day-to-day noise. This booking-window guidance is built from the same real flight prices found by Priceline users searching this route, re-grouped by how many days before departure each price was seen (from the departure day out to about 180 days ahead) across the route's price history. At each booking lead time we report the 25th-percentile price — the cheaper end of what travelers were quoted, rather than the rock-bottom minimum (which can be a fluke) or the average (which is pulled up by expensive last-minute fares). The buy-or-wait advice then applies a risk premium that grows as departure approaches, since seat availability shrinks and prices become less predictable; using that adjusted curve we flag windows where waiting is likely to save a meaningful amount (at least $20 or 5%) versus windows where booking now is the better call. Isolated single-day recommendations are filtered out, so the advice only reflects a window that holds for several days in a row."
      },
      "q7": {
        "question": "How far in advance should I book flights to Vietnam?",
        "answer": "For flights from the United States to Vietnam, the optimal booking window is about 6 to 9 weeks before departure, when fares average around $930, though booking during peak seasons or holidays in either country may require locking in tickets even earlier.",
        "methodology": "This booking-window guidance is built from the same real flight prices found by Priceline users searching this route, re-grouped by how many days before departure each price was seen (from the departure day out to about 180 days ahead) across the route's price history. At each booking lead time we report the 25th-percentile price — the cheaper end of what travelers were quoted, rather than the rock-bottom minimum (which can be a fluke) or the average (which is pulled up by expensive last-minute fares). The buy-or-wait advice then applies a risk premium that grows as departure approaches, since seat availability shrinks and prices become less predictable; using that adjusted curve we flag windows where waiting is likely to save a meaningful amount (at least $20 or 5%) versus windows where booking now is the better call. Isolated single-day recommendations are filtered out, so the advice only reflects a window that holds for several days in a row."
      },
      "q10": {
        "question": "How easy is it to travel within Vietnam after I arrive?",
        "answer": "Vietnam has a dense network of domestic flights, trains, and buses. Arriving in Hanoi or Ho Chi Minh City gives you the most flight and train connections to other regions. The Reunification Express train links major cities along the coast, while budget airlines make longer distances quick. Buses reach smaller towns and rural areas, though travel times can be long. If you land in Da Nang, you're well-placed for central Vietnam but may need a flight or train to reach the far north or south."
      }
    }
  }
}