{
  "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 direct flight from Beijing (PEK) to San Francisco (SFO) generally takes about 11 hours 30 minutes to 12 hours. Flights with layovers can range from approximately 14 to 18 hours depending on the connection location."
      },
      "q1": {
        "question": "Are there any direct flights from Beijing to San Francisco?",
        "answer": "Yes. Non-stop flights from Beijing to San Francisco operate daily, typically taking around 12 hours. Air China and United Airlines are the primary carriers offering direct service. Non-stop flights usually cost 20-40% more than one-stop flights, which may connect through cities like Seattle or Dallas and have total durations of about 14 to 16 hours."
      },
      "q2": {
        "question": "Are there visa requirements to travel from Beijing to San Francisco?",
        "answer": "Yes — travelers from China need a valid visa to enter the United States, including for travel from Beijing to San Francisco. Visa requirements depend on your nationality and purpose of visit. Chinese citizens generally require a U.S. visa unless they qualify for specific exemptions. U.S. visa policies are subject to change; always check the latest regulations before your trip."
      },
      "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 Bay Area Rapid Transit (BART) train system is the fastest, taking approximately twenty-five minutes to downtown San Francisco and is the most popular choice. Taxis and ride-share services like Uber and Lyft are widely available, providing convenient door-to-door service in about twenty to thirty minutes depending on traffic. Car rentals are also available at the airport for regional travel but are less practical for city trips due to traffic and parking costs. Shuttle services operate as well but are generally slower and less used than BART or ride-sharing. Most travelers prefer BART for its speed, cost-efficiency, and reliability."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Beijing to San Francisco?",
        "answer": "Fares are usually lowest in late winter and early spring, especially February and March. Midweek afternoon flights often cost less; booking three to four months ahead optimizes savings."
      },
      "q5": {
        "question": "How far in advance should I book tickets from Beijing to San Francisco?",
        "answer": "Book eight to twelve weeks ahead for standard travel and twelve to sixteen weeks for peak seasons around Chinese New Year and summer."
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Beijing to San Francisco?",
        "answer": "Yes. The westbound flights from Beijing to San Francisco often depart late evening and arrive the same day, allowing travelers to rest during the flight and maximize their time upon arrival."
      },
      "q7": {
        "question": "Which airlines usually operate this route from Beijing to San Francisco?",
        "answer": "Non‑stop flights are operated by Air China and United Airlines. One‑stop options include Delta, China Eastern, and American Airlines via Asian hubs."
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Beijing and San Francisco?",
        "answer": "Common layovers include Seoul, Tokyo, Vancouver, and Hong Kong, offering broad Asian and Pacific 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 are usually reliable, though delays can occur due to weather or air traffic, especially later in the day. Flying early in the day tends to improve punctuality."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to San Francisco?",
        "answer": "September to 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, proof of onward travel, and any required vaccination certificates. 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 gateway with extensive international and domestic flights, located about 13 miles south of downtown. It serves major alliances and is most suitable for both business and leisure travelers."
      },
      "q13": {
        "question": "How do I get to Beijing Capital Intl Airport airport from the city center?",
        "answer": "From central Beijing, the Airport Express train takes about 30 minutes and is the fastest and most popular option. Taxis and ride-shares are more convenient but cost more, while shuttle buses and driving with parking are also available."
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at San Francisco airport?",
        "answer": "San Francisco International Airport has on-site hotels: the T1 Westin and the SFO Marriott, both accessible via the AirTrain without shuttles. There are also nearby hotels connected by shuttle, such as the Westin and the Marriott."
      },
      "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 services in terminals 1, 2, and 3, a multi-faith prayer room near security in Terminal 2, and free Wi‑Fi throughout all terminals."
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the Beijing and San Francisco airports?",
        "answer": "Beijing Capital offers wheelchair services and accessible facilities; request assistance via your airline at least 48 hours in advance. San Francisco International provides accessible restrooms, family restrooms, and children’s play areas in terminals; notify your airline to arrange mobility support."
      },
      "q17": {
        "question": "Which aircraft models fly between Beijing and San Francisco this route and do airlines offer Wi‑Fi?",
        "answer": "Common aircraft include Boeing 777‑300ER and Boeing 787‑9. Air China, United and Hainan Airlines generally offer Wi‑Fi and entertainment."
      },
      "q18": {
        "question": "Which airline alliances operate this route?",
        "answer": "Star Alliance (Air China, United), oneworld and SkyTeam do not operate this route; only Star Alliance is active with Air China on this route."
      },
      "q19": {
        "question": "What is the cheapest time of day to fly from Beijing to San Francisco?",
        "answer": "Afternoon departures from Beijing to San Francisco typically have lower fares, especially midweek, while evening flights tend to be more expensive."
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Beijing?",
        "answer": "At Beijing Capital, the Air China Lounge in Terminal 3 offers amenities for Air China business class and elite members. The China Eastern and China Southern lounges also serve respective airline passengers. Access generally requires business or first class tickets, elite frequent flyer status, or lounge memberships; some lounges offer paid day passes. The Air China Lounge features private rooms and dining options."
      },
      "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. Basic economy may restrict checked baggage; standard economy generally includes one checked bag and a carry‑on. Premium cabins offer more baggage options."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Beijing to San Francisco?",
        "answer": "Flights from Beijing to San Francisco usually include Economy and flat‑bed Business class, with Premium Economy available on select airlines."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies depend on the airline and ticket class; flexible fares and premium cabins generally allow same‑day changes or standby, while lower fares typically do not."
      }
    }
  }
}