{
  "response": {
    "Key": "USIL-SFO",
    "orig": {
      "code": "USIL",
      "region": "Illinois",
      "fullRegion": "Illinois, United States, "
    },
    "dest": {
      "code": "SFO",
      "city": "San Francisco",
      "fullCity": "San Francisco, California",
      "airport": "San Francisco Intl Airport"
    },
    "faq": {
      "q0": {
        "question": "Which airports in Illinois can I fly from to reach San Francisco?",
        "answer": "From Illinois, Chicago O'Hare International Airport (ORD) is the primary hub for flights to San Francisco, offering frequent non-stop services and competitive fares. Midway Airport (MDW) provides fewer direct flights but may be preferred for easier access from the city center or lower fares on connecting flights. Smaller airports like Peoria or Springfield generally require at least one connection through Chicago or another hub."
      },
      "q1": {
        "question": "How long is the flight from Illinois to San Francisco?",
        "answer": "From Chicago O'Hare or Midway to San Francisco, non-stop flights generally last about 4 to 4.5 hours. One-stop flights from smaller Illinois airports or connecting hubs usually take around 6 to 8 hours total, depending on the layover duration."
      },
      "q2": {
        "question": "Are there direct flights from Illinois to San Francisco?",
        "answer": "Yes. Chicago O'Hare and Chicago Midway offer direct flights to San Francisco on airlines like United, American, and Alaska. Flights from other Illinois airports typically connect through Chicago, with total travel times around 4 to 6 hours depending on layovers."
      },
      "q3": {
        "question": "Which airlines fly from Illinois to San Francisco?",
        "answer": "From Illinois to SFO, United and American offer nonstop flights from Chicago; Alaska and Delta provide one-stop options via hubs."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Illinois to San Francisco?",
        "answer": "Flights from Illinois to San Francisco are typically cheaper in late winter and early spring, with midweek flights in the afternoon or evening often being less expensive. Peak summer and holiday periods tend to have higher fares."
      },
      "q5": {
        "question": "How far in advance should I book flights from Illinois to San Francisco?",
        "answer": "For Illinois to San Francisco, reserve 3 to 6 weeks in advance for regular travel, and 6 to 10 weeks during peak seasons like summer or holidays."
      },
      "q6": {
        "question": "Which airport in Illinois is best for flying to San Francisco?",
        "answer": "Chicago O'Hare International Airport offers the most non-stop flights to San Francisco and generally has the most competitive prices. Midway Airport has fewer non-stops but can be more convenient for travelers from southwest Illinois. Overall, O'Hare is the best choice for most travelers due to flight frequency and options."
      },
      "q7": {
        "question": "If I need a connection, what are common layover cities between Illinois and San Francisco?",
        "answer": "Common layover cities from Illinois to San Francisco include Denver, Dallas/Fort Worth, Chicago O'Hare, and Salt Lake City, offering numerous onward flights and efficient airside transfers."
      },
      "q9": {
        "question": "Are overnight or red eye flights available from Illinois to San Francisco?",
        "answer": "Red eye flights from Illinois to San Francisco are available but not very common. When they do occur, they usually depart in the evening from Chicago O'Hare and arrive early the next morning, offering travelers a chance to sleep on the flight and maximize their time upon arrival."
      },
      "q10": {
        "question": "What is the baggage allowance on flights from Illinois to San Francisco?",
        "answer": "Baggage allowances from Illinois to San Francisco vary by airline and fare class. Basic economy fares often exclude checked bags, while standard economy generally includes at least one checked bag and a carry-on. Premium cabins typically allow more and larger bags."
      },
      "q11": {
        "question": "Which cabin and seat options are typical from Illinois to San Francisco?",
        "answer": "Flights from Illinois to San Francisco generally offer Economy, with many airlines providing Premium Economy and flat-bed Business class; First class is rare on this route."
      },
      "q12": {
        "question": "Are same day changes or standby possible on this route from Illinois to San Francisco?",
        "answer": "From Illinois to San Francisco, same day changes and standby are generally available for flexible and premium fare classes, but are often restricted or unavailable for basic economy tickets."
      }
    }
  }
}