{
  "response": {
    "Key": "LIS-SFO",
    "orig": {
      "code": "LIS",
      "city": "Lisbon",
      "fullCity": "Lisbon, Portugal",
      "airport": "Humberto Delgado 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 Lisbon to San Francisco?",
        "answer": "A nonstop flight from Lisbon (LIS) to San Francisco (SFO) typically lasts about 11 hours 15 minutes. Flights with layovers, often in European hubs like London or Frankfurt, can take 14 to 16 hours total."
      },
      "q1": {
        "question": "Are there any direct flights from Lisbon to San Francisco?",
        "answer": "Yes. TAP Air Portugal offers daily non-stop flights from Lisbon to San Francisco, with a flight duration of approximately 11 hours. It is the primary airline providing non-stop service on this route. Non-stop flights are usually priced 10-25% higher than one-stop options due to convenience and shorter travel time."
      },
      "q2": {
        "question": "Are there visa requirements to travel from Lisbon to San Francisco?",
        "answer": "Travelers from Lisbon to San Francisco generally need a valid visa or ESTA authorization for entry into the United States. Portuguese citizens are eligible for the Visa Waiver Program and must obtain an ESTA authorization before travel. Non-Portugal nationals should check specific visa requirements based on their nationality. US travelers to Portugal do not need a visa for short visits."
      },
      "q3": {
        "question": "What are the ground transportation options in San Francisco?",
        "answer": "San Francisco International Airport offers several ground transportation options to the city center. The BART train provides the fastest and most affordable service, reaching downtown San Francisco in about twenty-five minutes. Taxis and ride-share services like Uber and Lyft are readily available outside the terminals and provide convenient door-to-door service, typically taking around twenty to thirty minutes depending on traffic. Car rentals are available at the airport for travelers needing flexible mobility beyond the city. Public transit options such as shuttles and buses also serve the airport but are generally slower. Most travelers prefer the BART train for its speed and cost-effectiveness."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Lisbon to San Francisco?",
        "answer": "Fares are usually lowest from January to March and in November. Departures in the late afternoon or evening midweek tend to be cheaper; book about two to four months in advance."
      },
      "q5": {
        "question": "How far in advance should I book tickets from Lisbon to San Francisco?",
        "answer": "Reserve tickets six to nine weeks in advance generally, and twelve to sixteen weeks during summer and holiday seasons for better fares."
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Lisbon to San Francisco?",
        "answer": "Yes. Red‑eye flights from Lisbon to San Francisco depart late evening and arrive the next morning, allowing travelers to maximize daytime upon arrival."
      },
      "q7": {
        "question": "Which airlines usually operate this route from Lisbon to San Francisco?",
        "answer": "TAP Air Portugal offers nonstop flights. One‑stop options include Lufthansa, Air France, and British Airways via European hubs."
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Lisbon and San Francisco?",
        "answer": "Common layovers include Madrid, London, Dallas and Dallas, offering broad connections and efficient transfers."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Lisbon to San Francisco?",
        "answer": "On‑time departures from Lisbon to San Francisco are usually reliable, but weather, especially in winter, can cause delays. Booking early flights increases the chance of punctuality; TAP Air Portugal is known for good on‑time performance."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to San Francisco?",
        "answer": "September to October offers warm, mild weather and fewer tourists."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Lisbon to San Francisco?",
        "answer": "Bring a valid passport with at least six months of validity remaining, any necessary U S visa or ESTA authorization, proof of onward travel, and a method to pay for baggage. Check current COVID-19 vaccination requirements before travel."
      },
      "q12": {
        "question": "Which airport should I use in San Francisco?",
        "answer": "San Francisco International Airport is the primary hub for international flights, close to downtown and major attractions, served by numerous airlines including United and American, suitable for both business and leisure travelers."
      },
      "q13": {
        "question": "How do I get to Humberto Delgado Airport airport from the city center?",
        "answer": "From Lisbon city center, the metro's red line connects to the airport in about 20 min, making it the fastest and most popular option. Taxis and ride-shares are also available, taking around 15–20 min and being more expensive. Shuttle buses and driving/parking are options but less common."
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at San Francisco airport?",
        "answer": "San Francisco International Airport has on-site hotels including the Westin and the Hyatt near the terminals, accessible via shuttle. There are also sleeping pods and quiet zones in terminals 1 and 2."
      },
      "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, a chapel in Terminal 1, prayer rooms near Terminal 1 and 2, and free Wi‑Fi throughout."
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the Lisbon and San Francisco airports?",
        "answer": "Lisbon airport provides accessible assistance with prior request 48 hours ahead and has dedicated facilities for travelers with disabilities. San Francisco offers mobility assistance, accessible restrooms, and children’s play areas; request assistance at least 48 hours in advance through your airline."
      },
      "q17": {
        "question": "Which aircraft models fly between Lisbon and San Francisco this route and do airlines offer Wi‑Fi?",
        "answer": "Airlines operate with Airbus A330‑900neo, Boeing 777 and Boeing 787‑9 on Lisbon‑San Francisco. Wi‑Fi and entertainment are generally available."
      },
      "q18": {
        "question": "Which airline alliances operate this route?",
        "answer": "Star Alliance, oneworld, and SkyTeam all operate flights between Lisbon and San Francisco."
      },
      "q19": {
        "question": "What is the cheapest time of day to fly from Lisbon to San Francisco?",
        "answer": "Afternoon departures on weekdays tend to be more affordable than morning or evening flights."
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Lisbon?",
        "answer": "At Lisbon Airport, the Lounge & Spa in Terminal 1 is available for eligible passengers including business class travelers and members of lounge programs; some airlines may grant access to their own lounges. The lounge offers comfortable seating, refreshments, Wi-Fi, and spa services. Access may be granted via membership, ticket class, or purchase."
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Lisbon to San Francisco?",
        "answer": "Baggage allowances on Lisbon to San Francisco flights vary by airline and fare class. Basic economy often excludes checked bags; standard international economy usually includes one checked bag and a carry‑on. Premium cabins offer more."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Lisbon to San Francisco?",
        "answer": "Flights from Lisbon to San Francisco generally offer Economy, Premium Economy, and flat‑bed Business class."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies vary depending on the airline and fare class, with flexible and premium cabins offering more options for same‑day changes or standby."
      }
    }
  }
}