{
  "response": {
    "Key": "PHL-US",
    "orig": {
      "code": "PHL",
      "type": "airport",
      "city": "Philadelphia",
      "fullCity": "Philadelphia, Pennsylvania",
      "airport": "Philadelphia Intl Airport"
    },
    "dest": {
      "code": "US",
      "type": "country",
      "country": "United States"
    },
    "faq": {
      "q0": {
        "question": "Which cities in United States can I fly to from Philadelphia?",
        "answer": "From Philadelphia you can fly non-stop to most major U.S. cities including Chicago, Dallas, Denver, Los Angeles, Miami, Orlando, Phoenix, San Francisco and Seattle. Smaller markets are reachable with one stop through hubs like Charlotte, Atlanta or Detroit."
      },
      "q1": {
        "question": "How long is the flight from Philadelphia to United States?",
        "answer": "Since Philadelphia is already in the United States, a flight from Philadelphia to another U.S. city is a domestic trip. For example, a non-stop flight to Los Angeles takes about 6 hours and to Chicago about 2 hours. One-stop flights add 2 to 4 hours depending on the connection."
      },
      "q3": {
        "question": "Which airlines fly from Philadelphia to United States?",
        "answer": "Philadelphia is in the United States, so there are no international flights to the same country. For domestic travel, American Airlines is the primary carrier."
      },
      "q5": {
        "question": "How far in advance should I book flights from Philadelphia to United States?",
        "answer": "For flights from Philadelphia to the United States, the optimal booking window is about 3 to 6 weeks ahead, when average fares drop to around $237.",
        "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": "Domestic travelers from Philadelphia often visit New York City for culture and dining, Washington D.C. for monuments and museums, Boston for history, Chicago for architecture and food, and Orlando for theme parks. All are reachable by short flights or Amtrak."
      },
      "q12": {
        "question": "When is the best time of year to visit United States?",
        "answer": "The best time to visit the United States varies widely by region. For most popular destinations, spring (April to June) and autumn (September to October) offer milder weather and lighter crowds compared to the busy and expensive summer months. Winter is ideal for warm-weather escapes to the South and Southwest or for ski trips in the Rockies and Northeast."
      },
      "q13": {
        "question": "How do I get to Philadelphia Intl Airport from the city center?",
        "answer": "From Center City Philadelphia you can reach Philadelphia International Airport on the SEPTA Airport Regional Rail Line, which runs every 30 minutes and serves all terminals, or via SEPTA bus routes 37, 108, and 115 from Zone 1. Taxis offer a flat rate of $32 between the airport and the Center City Zone, while ride-share services and shared shuttle vans also operate from dedicated zones. Driving is straightforward with on-site parking and courtesy shuttles from economy lots, though parking is the most expensive option for longer trips. The Airport Line train is typically the fastest and most popular choice during rush hour, while taxis and ride-shares are more convenient door-to-door but cost more.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.phl.org/to-and-from/ground-transportation",
            "title": "Ground Transportation | PHL.org",
            "favicon": "https://www.phl.org/themes/basic/apple-touch-icon.png"
          },
          {
            "url": "https://phl.org/getting-around/public-transportation",
            "title": "Public Transportation | PHL.org",
            "favicon": "https://phl.org/themes/basic/apple-touch-icon.png"
          },
          {
            "url": "https://www.phl.org/ACI-NA-2026/navigate-phl",
            "title": "Navigate PHL | PHL.org",
            "favicon": "https://www.phl.org/themes/basic/apple-touch-icon.png"
          },
          {
            "url": "https://www.phl.org/getting-around/taxis-and-limousines",
            "title": "Taxis, Limousines and Shuttle Services | PHL.org",
            "favicon": "https://www.phl.org/themes/basic/apple-touch-icon.png"
          },
          {
            "url": "https://www.phl.org/faqs",
            "title": "FAQs | PHL.org",
            "favicon": "https://www.phl.org/themes/basic/apple-touch-icon.png"
          }
        ]
      }
    }
  }
}