{
  "response": {
    "Key": "CVG-LIS",
    "orig": {
      "code": "CVG",
      "type": "airport",
      "city": "Cincinnati",
      "fullCity": "Cincinnati, Ohio",
      "airport": "Cincinnati Northern Kentucky Intl Airport"
    },
    "dest": {
      "code": "LIS",
      "type": "airport",
      "city": "Lisbon",
      "fullCity": "Lisbon, Portugal",
      "airport": "Humberto Delgado Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Cincinnati to Lisbon?",
        "answer": "There are no nonstop flights from Cincinnati (CVG) to Lisbon (LIS). A typical one-stop itinerary, often connecting through a major European hub like London or Frankfurt, takes about 10 to 12 hours westbound and 11 to 13 hours eastbound, depending on layover duration."
      },
      "q1": {
        "question": "Are there any direct flights from Cincinnati to Lisbon?",
        "answer": "There are no nonstop flights from Cincinnati (CVG) to Lisbon (LIS). The shortest one-stop routings connect via Philadelphia (AA, about 9h 30m total), Washington Dulles (UA, about 9h 45m), or Miami (TAP Air Portugal, about 11h), with the long leg flown on widebody aircraft like the 787-9 or A330-900neo.",
        "methodology": "Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours. Carrier service and weekly frequencies are summarized from our flight-schedule database, which draws on published airline timetables, U.S. government schedule data, and observed operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). Where available, on-time and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, and typical fares from the U.S. DOT Airline Origin and Destination Survey (DB1B), a quarterly 10% sample of tickets sold. Aircraft types are taken from the equipment each operating carrier schedules on this route, drawn from published airline timetables and airline equipment schedules in our flight-schedule database. They describe typical scheduled aircraft and can vary with seasonal or day-of-week assignments and last-minute equipment swaps.",
        "toolsUsed": [
          "route_airlines",
          "flight_schedule",
          "route_aircraft"
        ]
      },
      "q2": {
        "question": "Are there visa requirements to travel from Cincinnati to Lisbon?",
        "answer": "Yes, visa requirements depend on nationality. U.S. citizens do not need a visa for short stays in Portugal (up to 90 days within any 180-day period) but will need ETIAS authorization starting in 2025. Portuguese citizens do not need a visa for short visits to the U.S. but require ESTA authorization. Other nationals should check both U.S. and Schengen entry rules."
      },
      "q3": {
        "question": "What are the ground transportation options in Lisbon?",
        "answer": "From Lisbon Airport, the Aerobus shuttle (Lines 1 and 2) is the most popular and efficient option, reaching the city center in 20–40 minutes with 24-hour passes costing €4. Public buses (routes 5, 22, 44, 45, 83) offer a cheaper alternative, while taxis are available at ranks with a standard airport surcharge. There is no direct train, but nearby metro stations like Gare do Oriente are a short taxi ride away. Ride-share services and car rentals are also available, though the Aerobus is generally the best balance of speed and value.",
        "toolsUsed": [],
        "references": [
          {
            "url": "http://lisbon-lis.airports-guides.com",
            "title": "Lisbon Portela Airport (LIS) Information: LIS Airport in Lisbon Area, Portugal"
          },
          {
            "url": "http://www.lisbon-lis.airports-guides.com/lis_airport_transport.html",
            "title": "Lisbon Portela Airport (LIS) Travel, Transport: Travel at Airports in Lisbon Area, Portugal",
            "time_published": "2016-03-03T00:00:00Z"
          },
          {
            "url": "https://www.lisbon-airport.net/",
            "title": "Lisbon Airport (LIS)"
          },
          {
            "url": "https://lisbonairport.net/lisbon-airport-transfers/bus/",
            "title": "Getting to Lisbon Airport by Bus",
            "time_published": "2019-03-02T00:00:00Z"
          },
          {
            "url": "https://lisbonairport.net",
            "title": "Lisbon Airport | Guide to Lisbon Airport (LIS)"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Cincinnati to Lisbon?",
        "answer": "The cheapest months to fly from Cincinnati to Lisbon are April (average $836), November ($873), and October ($928), with the low season spanning April, November, October, and February. The most expensive months are June (average $1,417), July ($1,324), and May ($1,152), marking the high season alongside August.",
        "methodology": "This 'good deal' estimate shows a representative best price for each departure date across roughly a 12-month window (about 3 months back and 9 months forward). It is built from real flight prices found by Priceline users searching this route, accumulated into a price history for each departure date. Rather than weighting all of that history equally, we apply exponential time decay so recent prices dominate — a price seen yesterday counts almost in full, one from about a month ago roughly a third, and prices from a few months back very little — giving a figure that tracks today's market instead of a stale long-run average. Clear price outliers are removed before any calculation, departure dates with no observations are filled in from nearby dates, and the resulting curve is lightly smoothed so it reads as a clean seasonal trend rather than day-to-day noise.",
        "toolsUsed": [
          "seasonal_prices"
        ]
      },
      "q5": {
        "question": "How far in advance should I book tickets from Cincinnati to Lisbon?",
        "answer": "For flights from Cincinnati to Lisbon, the best fares are typically found when booking 4 to 6 weeks ahead, with the lowest single price around $886 at about 30 days out. During summer and holiday periods, demand pushes prices higher, so aiming for the earlier end of that window—or even a bit sooner—can help avoid the sharp spikes seen when booking last-minute.",
        "methodology": "This booking-window guidance is built from the same real flight prices found by Priceline users searching this route, re-grouped by how many days before departure each price was seen (from the departure day out to about 180 days ahead) across the route's price history. At each booking lead time we report the 25th-percentile price — the cheaper end of what travelers were quoted, rather than the rock-bottom minimum (which can be a fluke) or the average (which is pulled up by expensive last-minute fares). The buy-or-wait advice then applies a risk premium that grows as departure approaches, since seat availability shrinks and prices become less predictable; using that adjusted curve we flag windows where waiting is likely to save a meaningful amount (at least $20 or 5%) versus windows where booking now is the better call. Isolated single-day recommendations are filtered out, so the advice only reflects a window that holds for several days in a row.",
        "toolsUsed": [
          "booking_timing"
        ]
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Cincinnati to Lisbon?",
        "answer": "Yes, connecting red-eye itineraries are available from Cincinnati to Lisbon, though there are no nonstop overnight flights. The overnight long legs depart from connecting hubs such as Philadelphia (AA, 21:05, arriving 09:05), Washington Dulles (UA, 22:25, arriving 10:30), Paris CDG (DL, 17:10, arriving 07:15), Toronto (AC, 23:00, arriving 11:05), and Montreal (AC, 21:45, arriving 09:20), all arriving the next morning.",
        "methodology": "Red-eye flights are identified from scheduled local departure and arrival times in our flight-schedule database — built from published airline timetables and official schedule data, including U.S. Department of Transportation records for domestic routes — flagging services that depart late at night and arrive the following morning; for connecting itineraries the red-eye is based on the timing of the overnight long-haul leg.",
        "toolsUsed": [
          "redeye_flights"
        ]
      },
      "q7": {
        "question": "Which airlines usually operate this route from Cincinnati to Lisbon?",
        "answer": "There are no nonstop flights from Cincinnati to Lisbon. The most common connecting routings are via Philadelphia on American Airlines, Washington-Dulles on United, and Paris CDG on Delta/Air France, each operating multiple times daily. Air Canada also offers connections through Toronto and Montreal. A few itineraries route through Miami on TAP Air Portugal, but those are less frequent.",
        "methodology": "Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Cincinnati and Lisbon?",
        "answer": "Common layover cities include Newark, Philadelphia, Boston and Dublin. Newark and Philadelphia offer broad connections and efficient transfers for east coast departures, while Dublin provides US pre‑clearance on the return and visa‑free transit for many nationalities."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Cincinnati to Lisbon?",
        "answer": "On-time reliability is generally good, though connections increase variability. Early departures from CVG, particularly on Delta, tend to have fewer delays."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Lisbon?",
        "answer": "May, June, and September offer pleasant temperatures and fewer tourists than the busy summer months."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Cincinnati to Lisbon?",
        "answer": "Bring a passport valid for at least three months beyond your planned stay, any required visa or ETIAS authorization, proof of onward or return travel, a payment method for baggage, and any necessary vaccination certificates."
      },
      "q12": {
        "question": "Which airport should I use in Lisbon?",
        "answer": "Lisbon has only one commercial airport, Humberto Delgado Airport, located about 7 km from the city centre, serving all flights to the region."
      },
      "q13": {
        "question": "How do I get to Cincinnati Northern Kentucky Intl Airport from the city center?",
        "answer": "From downtown Cincinnati, the Transit Authority of Northern Kentucky (TANK) runs the 2X Airporter bus directly to CVG, which is the only public transit option and a popular, low-cost choice. Ride‑share services like Uber and Lyft, as well as taxis, offer door‑to‑terminal convenience and are the fastest way to reach the airport, though more expensive than the bus. Driving and parking are also straightforward via I‑275, with on‑site economy and garage parking available for a fee.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/Cincinnati%2FNorthern%20Kentucky%20International%20Airport",
            "title": "Cincinnati/Northern Kentucky International Airport",
            "time_published": "2026-04-22T05:54:30Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Cincinnati_Northern_Kentucky_International_Airport",
            "title": "Cincinnati/Northern Kentucky International Airport - Wikipedia",
            "time_published": "2003-07-09T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Cincinnati_Airport",
            "title": "Cincinnati Airport",
            "time_published": "2014-07-28T04:45:35Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Transit_Authority_of_Northern_Kentucky",
            "title": "Transit Authority of Northern Kentucky",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-05-27T16:56:54Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/List_of_airports_in_Kentucky",
            "title": "List of airports in Kentucky",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-06-06T10:51:36Z"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Lisbon airport?",
        "answer": "Lisbon Airport doesn't have a transit hotel or sleeping pods inside the terminal, but there are several nearby hotels connected by shuttle. Options include the Meliá Lisboa Aeroporto, TRYP Lisboa Aeroporto Hotel, and Star Inn Lisbon Airport, all within a short shuttle ride of the terminals.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://www.sleepinginairports.net/guides/lisbon-airport-guide.htm",
            "title": "Lisbon Airport Guide (LIS) - Sleeping in Airports",
            "favicon": "https://www.sleepinginairports.net/nitropack_static/oBWrHkPujHTPIaVWqdDSDhClXUyrYhhb/assets/images/optimized/rev-b853180/www.sleepinginairports.net/wp-content/uploads/2018/09/cropped-sia-logo-180x180.png",
            "time_published": "2018-09-02T00:00:05Z"
          },
          {
            "url": "https://www.sleepinginairports.net/hotels/lisbon-airport-hotels.htm",
            "title": "Lisbon Airport Guide (LIS) - Sleeping in Airports",
            "time_published": "2026-04-13T18:11:40Z"
          },
          {
            "url": "http://lisbon-lis.airports-guides.com",
            "title": "Lisbon Portela Airport (LIS) Information: LIS Airport in Lisbon Area, Portugal"
          },
          {
            "url": "http://www.lisbon-lis.airports-guides.com/lis_airport_facilities.html",
            "title": "Lisbon Portela Airport (LIS) Facilities, Info: Services at Airports in Lisbon Area, Portugal",
            "time_published": "2016-03-03T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Lisbon_Airport",
            "title": "Lisbon Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-07-20T16:51:21Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Lisbon%20Airport",
            "title": "Lisbon Airport",
            "time_published": "2026-04-30T23:41:16Z"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Cincinnati to Lisbon?",
        "answer": "There is no nonstop service from Cincinnati to Lisbon; typical connecting itineraries use widebody aircraft on the transatlantic leg. The Boeing 787-9 (via Philadelphia on American), Boeing 777 (via Washington Dulles on United), and Boeing 767-400 (via Paris CDG on Delta) are the most common long-haul types, with Airbus A330-300 and A330-900 Neo also appearing through Toronto, Montreal, and Miami. The exact aircraft can vary by day and airline, and Wi‑Fi and seatback entertainment are widely available on these widebody jets.",
        "methodology": "Aircraft types are taken from the equipment each operating carrier schedules on this route, drawn from published airline timetables and airline equipment schedules in our flight-schedule database. They describe typical scheduled aircraft and can vary with seasonal or day-of-week assignments and last-minute equipment swaps.",
        "toolsUsed": [
          "route_aircraft"
        ]
      },
      "q18": {
        "question": "Which airline alliances serve flights from Cincinnati to Lisbon?",
        "answer": "All three global alliances serve the Cincinnati–Lisbon route via connections: Star Alliance through United, Air Canada, and TAP Air Portugal; oneworld through American Airlines; and SkyTeam through Delta and Air France. No major unaligned carrier operates on this route.",
        "methodology": "Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Cincinnati?",
        "answer": "At Cincinnati/Northern Kentucky International Airport (CVG), you'll find a Delta Sky Club in Concourse B, open from 5:00 AM to 9:30 PM, offering complimentary drinks, snacks, Wi-Fi, and runway views; access is available to Delta One, SkyTeam premium cabin passengers, Delta Sky Club members, and select American Express cardholders. In Concourse A, The Club CVG is a shared-use lounge (open 5:00 AM to 9:00 PM) accessible via Priority Pass or a day pass, featuring a full bar, light meals, and quiet workspaces. The Escape Lounge is also located in the main terminal, providing a similar premium independent option.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://my.prioritypass.com/en-GB/lounges/united-states-of-america/cincinnati-northern-kentucky-international",
            "title": "Cincinnati/Northern Kentucky International Airport CVG Lounges - CVG Airport Guide and lounges.  | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          },
          {
            "url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/CVG",
            "title": "American Express Lounges at Cincinnati/Northern Kentucky International Airport | Amex US",
            "time_published": "2026-05-01T00:00:00Z"
          },
          {
            "url": "https://www.prioritypass.com/lounges/usa/cincinnati-oh-cincinnatinorthern-kentucky-intl/cvg2-the-club-cvg",
            "title": "Cincinnati/Northern Kentucky International Airport CVG Lounges - CVG Airport Guide and lounges. | Priority Pass",
            "favicon": "https://www.prioritypass.com/icon.png?a4ff481221414a5c"
          },
          {
            "url": "https://americanexpress.com/en-gb/travel/lounges/the-platinum-card/CVG",
            "title": "American Express Lounges at Cincinnati/Northern Kentucky International Airport | Amex GB",
            "time_published": "2026-05-02T00:00:00Z"
          },
          {
            "url": "https://www.delta.com/kr/en/airports/united-states/cincinnati-sky-club-airport-map",
            "title": "Cincinnati (CVG) Intl. Airport Map & Lounges | Delta Air Lines",
            "time_published": "2017-04-17T00:00:00Z"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Cincinnati to Lisbon?",
        "answer": "For Cincinnati to Lisbon, baggage rules depend on the airline and fare class. Basic Economy often restricts checked bags, while standard international economy typically includes one checked bag and a carry‑on. Premium cabins offer more generous allowances."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Cincinnati to Lisbon?",
        "answer": "Flights from Cincinnati to Lisbon generally offer Economy and flat‑bed Business class. Premium Economy is available on select itineraries; First class is uncommon."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Same‑day changes and standby depend on the airline and fare type, with flexible and premium cabin tickets offering the best options, while basic economy fares rarely allow them."
      }
    }
  }
}