{
  "response": {
    "Key": "WAS-US",
    "orig": {
      "code": "WAS",
      "type": "airport",
      "city": "Washington",
      "fullCity": "Washington, United States",
      "airport": "Ronald Reagan National Airport"
    },
    "dest": {
      "code": "US",
      "type": "country",
      "country": "United States"
    },
    "faq": {
      "q0": {
        "question": "Which cities in United States can I fly to from Washington?",
        "answer": "You can fly non-stop from Washington to most major U.S. cities, including New York, Boston, Chicago, Los Angeles, San Francisco, Miami, and Dallas. One-stop connections via hubs like Atlanta, Charlotte, or Denver reach smaller markets. Choose based on your destination: New York for urban energy, Los Angeles for entertainment, or Denver for outdoor access."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Washington to United States?",
        "answer": "The cheapest months to fly from Washington to destinations across the United States are January, December, and November, while peak summer (June–July) and March see the highest fares. Booking 4–6 weeks ahead typically yields the best price, and midweek departures — especially Tuesday and Wednesday — tend to be cheaper than weekend flights, with early-morning or late-evening departures also offering savings. Peak summer and major holidays like Thanksgiving and Christmas are usually more expensive.",
        "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."
      },
      "q5": {
        "question": "How far in advance should I book flights from Washington to United States?",
        "answer": "For flights from Washington to destinations across the United States, the sweet spot is booking 4 to 6 weeks ahead, when average fares hover around $271 — though for peak summer and holiday travel, locking in further out is wise, while shoulder-season trips can often be booked closer in.",
        "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."
      },
      "q6": {
        "question": "What are the most popular cities to visit in United States?",
        "answer": "Popular U.S. cities worth visiting include New York for world-class dining and theater, Los Angeles for entertainment and beaches, Chicago for architecture and museums, Miami for nightlife and Latin culture, and Las Vegas for entertainment and nearby natural wonders."
      },
      "q7": {
        "question": "Do I need a visa to travel from Washington to United States?",
        "answer": "Since you are traveling within the United States, you do not need a visa or any travel authorization. U.S. citizens can freely move between cities without entry restrictions."
      },
      "q12": {
        "question": "When is the best time of year to visit United States?",
        "answer": "The best time to visit the United States depends on the region, but generally spring (April to June) and autumn (September to early November) offer mild weather and moderate crowds. Summer is peak season in most areas, bringing higher prices and larger crowds, especially in national parks and coastal destinations."
      }
    }
  }
}