{
  "response": {
    "Key": "LIS-WAS",
    "orig": {
      "code": "LIS",
      "type": "airport",
      "city": "Lisbon",
      "fullCity": "Lisbon, Portugal",
      "airport": "Humberto Delgado Airport"
    },
    "dest": {
      "code": "WAS",
      "type": "airport",
      "city": "Washington D.C.",
      "fullCity": "Washington D.C., United States",
      "airport": "Ronald Reagan National 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. (Dulles or Ronald Reagan) typically lasts about 7 hours 30 minutes. Flights with layovers, commonly in European hubs like London or Frankfurt, can take 9 to 12 hours depending on connection times."
      },
      "q1": {
        "question": "Are there any direct flights from Lisbon to Washington D.C.?",
        "answer": "Yes. TAP Air Portugal offers daily non-stop flights from Lisbon to Washington D C with a flight time of approximately 8 hours 15 minutes. It is the primary airline providing non-stop service on this route. Non-stop flights tend to be about 20-40% more expensive than one-stop options, which usually have durations of around 10 to 12 hours including layovers."
      },
      "q2": {
        "question": "Are there visa requirements to travel from Lisbon to Washington D.C.?",
        "answer": "U.S. citizens traveling from Washington D.C. to Lisbon need a valid visa unless they qualify for visa exemption under the Schengen Agreement, which generally requires an ETIAS authorization starting from 2024. Portuguese citizens traveling from Lisbon to Washington D.C. do not need a visa for short stays under the Visa Waiver Program but must obtain an ESTA authorization in advance."
      },
      "q3": {
        "question": "What are the ground transportation options in Washington D.C.?",
        "answer": "Washington D.C. has three major airports: Dulles International (IAD), Ronald Reagan Washington National (DCA), and Baltimore/Washington International (BWI). From Dulles, the Silver Line Express Bus connects to the Metrorail Silver Line, reaching downtown in about forty minutes, and is the most used option. Taxis and ride-share services are available at all airports, taking approximately thirty to forty-five minutes to reach the city center depending on traffic. Car rentals are also available at all airports for regional travel. From Reagan National, the Metro’s Yellow and Blue lines connect directly to downtown D.C. in about fifteen to twenty minutes, making it the most convenient and popular option. BWI is served by a shuttle bus to the MARC Train and Light Rail, taking around thirty minutes to reach downtown Baltimore or D.C. via Amtrak or light rail. Most travelers prefer the Metro or Silver Line Express Bus for 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 late fall to early spring, especially in November through February. Tuesday and Wednesday afternoon flights tend to be cheaper; booking about two to four months in advance 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 generally, and twelve to sixteen weeks during summer and holiday surges."
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Lisbon to Washington D.C.?",
        "answer": "Yes. The westbound flights from Lisbon to Washington D.C. are often overnight departures arriving in the morning, allowing travelers to rest 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 direct flights. One‑stop options include airlines via European hubs like London, Paris, or Frankfurt."
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Lisbon and Washington D.C.?",
        "answer": "Common layovers include Lisbon, Madrid, Paris and London, offering broad connections, efficient transfers, and visa‑free transit for many travelers."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Lisbon to Washington D.C.?",
        "answer": "On‑time departure rates are moderate, with early flights on TAP Air Portugal typically more punctual, especially during favorable weather conditions."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Washington D.C.?",
        "answer": "April to June and September to October offer mild temperatures 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 authorization for entry into the U.S., proof of onward or return travel, and a payment method for baggage. Vaccination certificates are not typically required but check current health advisories."
      },
      "q12": {
        "question": "Which airport should I use in Washington D.C.?",
        "answer": "Dulles International is the main international gateway, serving major airlines and offering extensive connections, located about 26 miles from downtown. Ronald Reagan Washington National Airport is closer to downtown at about 4 miles but mostly handles domestic flights."
      },
      "q13": {
        "question": "How do I get to Humberto Delgado Airport from the city center?",
        "answer": "From Lisbon city center, the metro's red line directly connects to Humberto Delgado Airport in about 20 min and is the most popular and economical option. Taxis and ride‑shares are faster, around 10 min, but more expensive. Shuttle buses and driving with parking are also available."
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Washington D.C. airport?",
        "answer": "Washington Dulles International Airport has on-site hotels including the Westin Dulles and Marriott Suites, accessible directly from the terminal without shuttles. Ronald Reagan Washington National Airport offers nearby hotels connected by shuttle, but no on-site sleeping facilities."
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Ronald Reagan National Airport?",
        "answer": "Ronald Reagan Washington National Airport offers currency exchange services, a chapel and prayer room in Terminal B, 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 a children's play area; request 48 hours in advance through your airline. Washington Dulles provides accessible services including wheelchair support, and has family facilities and children’s play zones; request assistance 48 hours prior."
      },
      "q17": {
        "question": "Which aircraft models fly between Lisbon and Washington D.C. this route and do airlines offer Wi‑Fi?",
        "answer": "Airlines like TAP and United fly this route with Airbus A330 and Boeing 757 or 767 aircraft. Many offer Wi‑Fi and entertainment."
      },
      "q18": {
        "question": "Which airline alliances operate this route?",
        "answer": "Oneworld (American Airlines, Iberia) operates flights between Lisbon and Washington D.C.; other alliances do not."
      },
      "q19": {
        "question": "What is the cheapest time of day to fly from Lisbon to Washington D.C.?",
        "answer": "Afternoon departures on weekdays typically provide lower fares compared to morning or evening flights."
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Lisbon?",
        "answer": "Lisbon Airport offers the TAP Air Portugal Lounge for business and elite passengers with TAP tickets, and the Lounge at Lisbon for Priority Pass members and paid guests. TAP’s lounge features regional cuisine, Wi-Fi, and showers."
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Lisbon to Washington D.C.?",
        "answer": "Baggage allowance from Lisbon to Washington D.C. varies by airline and fare class. Basic economy may not include checked bags; standard international economy usually includes one checked bag and a carry‑on."
      },
      "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 and flat‑bed Business class; Premium Economy is offered on select airlines."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies vary by airline and fare class, with flexible and premium cabins offering better options for same‑day changes or standby, while economy tickets may have restrictions."
      }
    }
  }
}