{
  "response": {
    "Key": "PEK-SFO",
    "orig": {
      "code": "PEK",
      "city": "Beijing",
      "fullCity": "Beijing, China",
      "airport": "Beijing Capital Intl Airport"
    },
    "dest": {
      "code": "SFO",
      "city": "San Francisco",
      "fullCity": "San Francisco, California",
      "airport": "San Francisco Intl Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Beijing to San Francisco?",
        "answer": "A nonstop flight from Beijing (PEK) to San Francisco (SFO) typically lasts about 11 hours 30 minutes to 11 hours 50 minutes. Flights with layovers generally take between 14 and 18 hours depending on the connecting city."
      },
      "q1": {
        "question": "Are there any direct flights from Beijing to San Francisco?",
        "answer": "Yes. Non-stop flights from Beijing to San Francisco are available daily, operated primarily by Air China and United Airlines, with flight durations around 11 hours 30 minutes. These non-stops often cost 20-40% more than one-stop options, which generally take about 13 to 15 hours including layovers."
      },
      "q2": {
        "question": "Are there visa requirements to travel from Beijing to San Francisco?",
        "answer": "Travelers from Beijing to San Francisco generally require a valid U.S. visa unless they qualify for the Visa Waiver Program and have an approved ESTA. Chinese nationals need a U.S. visa for entry. U.S. citizens traveling from Beijing to San Francisco do not need a visa but must carry valid identification and, if applicable, ESTA authorization for entry."
      },
      "q3": {
        "question": "What are the ground transportation options in San Francisco?",
        "answer": "San Francisco International Airport offers multiple ground transportation options to the city center. The BART train provides the fastest and most cost-effective route, taking approximately thirty minutes to reach downtown San Francisco. Taxis and ride-share services like Uber and Lyft are readily available and typically take about twenty to thirty minutes depending on traffic. Car rentals are available at the airport for travelers planning to explore beyond the city but are less practical for immediate city center transit due to traffic and parking costs. Most travelers opt for the BART train for its speed, affordability, and reliability."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Beijing to San Francisco?",
        "answer": "Cheapest flights are usually from late January to April and in November. Departures in the afternoon are often less expensive; book about six to nine weeks in advance for the best deals."
      },
      "q5": {
        "question": "How far in advance should I book tickets from Beijing to San Francisco?",
        "answer": "Book three to five months in advance, especially for summer and holiday travel, as fares tend to increase closer to departure."
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Beijing to San Francisco?",
        "answer": "Yes. Typically, flights depart Beijing late evening and arrive in San Francisco early morning, allowing travelers to rest during the flight and start their day upon arrival."
      },
      "q7": {
        "question": "Which airlines usually operate this route from Beijing to San Francisco?",
        "answer": "Non‑stop flights are operated by Air China, China Eastern, and United Airlines. One‑stop options include Delta, American, and Lufthansa."
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Beijing and San Francisco?",
        "answer": "Common layovers include Seoul Incheon, Tokyo Narita or Haneda, and Vancouver, offering broad connections and efficient transfers."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Beijing to San Francisco?",
        "answer": "On‑time departures from Beijing to San Francisco can vary, with delays more common in the evening; early flights tend to have better punctuality, especially on Air China and United Airlines."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to San Francisco?",
        "answer": "September and October typically offer mild weather and fewer tourists."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Beijing to San Francisco?",
        "answer": "Bring a valid passport with at least six months' validity, a U.S. visa or ESTA authorization if eligible, proof of onward travel, and vaccination certificates if required. Payment methods for baggage vary by airline."
      },
      "q12": {
        "question": "Which airport should I use in San Francisco?",
        "answer": "San Francisco International Airport is the primary international gateway, located about 13 miles south of downtown, serving major alliances and a wide range of international and domestic flights."
      },
      "q13": {
        "question": "How do I get to Beijing Capital Intl Airport airport from the city center?",
        "answer": "From central Beijing, the Airport Express subway line takes about 30 min to PEK and is the most popular and economical. Taxis and ride-shares are faster, around 20 min, but more expensive. Shuttle buses and driving with parking are also options."
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at San Francisco airport?",
        "answer": "San Francisco International Airport has the Grand Hyatt at SFO connected via AirTrain within the airport complex. There are also nearby hotels accessible by shuttle, including the Westin and Marriott hotels."
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at San Francisco Intl Airport ?",
        "answer": "San Francisco International Airport offers currency exchange offices in all terminals, prayer rooms in Terminal 1 and 2, and free Wi‑Fi throughout the airport."
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the Beijing and San Francisco airports?",
        "answer": "Beijing Capital Airport provides wheelchair assistance and accessible facilities; travelers should request services through their airline at least 48 hours before. San Francisco International offers mobility assistance, accessible restrooms, children’s play areas in terminals, and family amenities; arrange assistance with your airline 48 hours in advance."
      },
      "q17": {
        "question": "Which aircraft models fly between Beijing and San Francisco this route and do airlines offer Wi‑Fi?",
        "answer": "Common aircraft on Beijing to San Francisco include Boeing 777‑300ER and Boeing 787‑9; Air China and United generally offer Wi‑Fi and entertainment."
      },
      "q18": {
        "question": "Which airline alliances operate this route?",
        "answer": "Star Alliance (Air China), oneworld (no direct flights), and SkyTeam (no direct flights) primarily operate this route."
      },
      "q19": {
        "question": "What is the cheapest time of day to fly from Beijing to San Francisco?",
        "answer": "Afternoon flights tend to be cheaper than morning or evening departures on this route."
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Beijing?",
        "answer": "At Beijing Capital, the Air China Lounge and the China Eastern Lounge in Terminal 3 offer amenities like dining, showers, and Wi-Fi. Access typically requires business or first class tickets, elite status, or lounge memberships; some lounges offer paid day passes. Air China and Star Alliance carriers mainly use the Air China Lounge."
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Beijing to San Francisco?",
        "answer": "Baggage allowances on Beijing to San Francisco flights vary by airline and fare class. Basic economy may exclude checked bags; standard international economy generally includes one checked bag and a carry‑on. Premium tickets allow more."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Beijing to San Francisco?",
        "answer": "Flights from Beijing to San Francisco generally provide Economy, Premium Economy on select airlines, and flat‑bed Business class."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies differ by airline and fare class; flexible and premium cabins generally offer same‑day change and standby options, while basic fares typically do not."
      }
    }
  }
}