{
  "response": {
    "Key": "LIS-IAD",
    "orig": {
      "code": "LIS",
      "city": "Lisbon",
      "fullCity": "Lisbon, Portugal",
      "airport": "Humberto Delgado Airport"
    },
    "dest": {
      "code": "IAD",
      "city": "Washington D.C.",
      "fullCity": "Washington D.C., United States",
      "airport": "Washington Intl Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Lisbon to Washington D.C.?",
        "answer": "A nonstop flight from Lisbon (LIS) to Washington D.C. (IAD) typically lasts around 7 hours 30 minutes. Flights with layovers usually take between 9 and 12 hours depending on the connection city."
      },
      "q1": {
        "question": "Are there any direct flights from Lisbon to Washington D.C.?",
        "answer": "Yes. Non-stop flights from Lisbon to Washington D.C. are available daily, generally taking about 8 hours 30 minutes. TAP Air Portugal is the primary airline operating these flights, making it the main provider. Non-stop fares tend to be about 10-25% higher than one-stop options, which often connect through European hubs."
      },
      "q2": {
        "question": "Are there visa requirements to travel from Lisbon to Washington D.C.?",
        "answer": "Travelers from Lisbon to Washington D.C. generally need a visa unless they are eligible for the Visa Waiver Program and have approved ESTA authorization. U.S. citizens do not need a visa. Portugal is part of the Schengen Area, so if you are a citizen of a Schengen country, you may travel to the U.S. with an ESTA if eligible. Effective from November 2024, travelers from Portugal will also need to comply with new U.S. entry requirements, including the ESTA."
      },
      "q3": {
        "question": "What are the ground transportation options in Washington D.C.?",
        "answer": "Washington D.C.’s Dulles International Airport (IAD) offers several ground transportation options. The Silver Line Metrorail connects the airport to downtown D.C. in approximately thirty-five minutes, making it the most popular and cost-effective choice. Taxis and ride-share services like Uber and Lyft are available outside the terminals, taking around twenty to thirty minutes depending on traffic. Car rentals are also available for flexible travel beyond the city but are less convenient for immediate city center access. Shuttle services run to various nearby hotels and destinations. Most travelers prefer the Silver Line train for its speed, affordability, and convenience."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Lisbon to Washington D.C.?",
        "answer": "Fares are generally lowest from November to March, especially in January and February. Tuesday and Wednesday afternoon flights tend to be more affordable; booking about two to three months ahead is advisable."
      },
      "q5": {
        "question": "How far in advance should I book tickets from Lisbon to Washington D.C.?",
        "answer": "Reserve tickets eight to twelve weeks in advance for regular travel and twelve to sixteen weeks during summer and holiday seasons."
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Lisbon to Washington D.C.?",
        "answer": "Yes. The direct flights typically depart in the evening and arrive early morning in Washington D.C., allowing travelers to sleep during the flight and maximize daytime upon arrival."
      },
      "q7": {
        "question": "Which airlines usually operate this route from Lisbon to Washington D.C.?",
        "answer": "TAP Air Portugal offers non‑stop flights. One‑stop options include airlines via European hubs like London, Madrid, or Paris."
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Lisbon and Washington D.C.?",
        "answer": "Common layovers include London, Madrid, Paris and Frankfurt, offering broad connections and efficient transfers."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Lisbon to Washington D.C.?",
        "answer": "On‑time departures are usually reliable, but delays can happen due to weather or air traffic, especially in the afternoon. Booking early flights with TAP Air Portugal or United Airlines may improve on‑time odds."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Washington D.C.?",
        "answer": "April to June and September to October offer mild weather and fewer tourists."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Lisbon to Washington D.C.?",
        "answer": "Bring a valid passport with at least six months' validity, a visa or ESTA approval for entry into the U.S., proof of onward travel, and a payment method for bags. Vaccination certificates are not usually required but check current health protocols."
      },
      "q12": {
        "question": "Which airport should I use in Washington D.C.?",
        "answer": "Dulles International is the primary airport for international flights with extensive airline options and is about 26 miles from downtown. Ronald Reagan National is closer at 2 miles but mainly handles domestic flights and limited international services."
      },
      "q13": {
        "question": "How do I get to Humberto Delgado Airport airport from the city center?",
        "answer": "From Lisbon city center, the metro Line 1 connects directly to Humberto Delgado Airport in about 20 minutes and is the most popular and economical option. Taxis and ride-shares are quicker but more expensive. Shuttle services and driving with parking are also available."
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Washington D.C. airport?",
        "answer": "Washington Dulles Airport has on-site hotels including the Westin Dulles Airport and the Marriott with direct terminal access, and the Hyatt House nearby with shuttle service. No capsule hotels or sleeping pods are available on-site."
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Washington Intl Airport ?",
        "answer": "Washington Dulles Airport offers currency exchange offices throughout the main terminal, prayer and meditation rooms in Concourse C, and free Wi‑Fi throughout the airport."
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the Lisbon and Washington D.C. airports?",
        "answer": "Lisbon Airport offers wheelchair assistance and accessible facilities; request at least 48 hours in advance. Washington Dulles provides mobility support and family services, including children’s play areas and nursing rooms; arrange assistance through your airline 48 hours ahead."
      },
      "q17": {
        "question": "Which aircraft models fly between Lisbon and Washington D.C. this route and do airlines offer Wi‑Fi?",
        "answer": "Airlines typically use Airbus A330‑900neo and Airbus A350 on LIS‑IAD. TAP, United, and others often offer Wi‑Fi and entertainment."
      },
      "q18": {
        "question": "Which airline alliances operate this route?",
        "answer": "LIS to IAD is primarily operated by oneworld members like American Airlines and Iberia; other alliances do not dominate this route."
      },
      "q19": {
        "question": "What is the cheapest time of day to fly from Lisbon to Washington D.C.?",
        "answer": "Afternoon flights on weekdays are typically cheaper than morning or evening departures."
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Lisbon?",
        "answer": "At Lisbon Portela Airport, the Lusitânia Lounge and the ANA Lounge provide amenities like comfortable seating, refreshments, and Wi-Fi. Access requires business class tickets, elite airline status, or lounge memberships; some lounges also offer paid day passes. The Lusitânia Lounge is renowned for its modern design and extensive food options."
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Lisbon to Washington D.C.?",
        "answer": "Baggage allowances vary by airline and fare class. Basic economy may not include checked baggage; standard international economy usually includes one checked bag and a carry‑on. Higher classes offer more allowances."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Lisbon to Washington D.C.?",
        "answer": "Flights from Lisbon to Washington D.C. generally include 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 vary by airline and fare class; flexible tickets and premium cabins generally offer better options for same-day changes or standby, while economy fares may not."
      }
    }
  }
}