{"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": "No nonstop flights operate between Cincinnati and Lisbon; the trip requires at least one connection. The distance is about 3,930 miles. A typical one-stop journey can take anywhere from 11 to 15 hours, depending on the layover and routing.", "methodology": "Carrier service, flight times and distances for this route come 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). We report the days of the week and the departure times each carrier operates. The typical flight time is the median scheduled block time, given both per carrier and across all carriers on the route; where a schedule does not publish an elapsed time, it is derived from the scheduled departure and arrival times converted to UTC. Outbound and return times are computed by the same method, so the difference between them is directly comparable and reflects prevailing winds rather than any change in derivation. Distance is the great-circle distance between the two specific airports named, so an actual flown track is typically 2-5% longer. Where shown, on-time departure and arrival rates and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, which covers U.S. domestic routes only; where a typical fare is shown, it comes from the U.S. DOT Airline Origin and Destination Survey (DB1B), a quarterly 10% sample of tickets sold.", "toolsUsed": ["flight_schedule"]}, "q1": {"question": "Are there any direct flights from Cincinnati to Lisbon?", "answer": "There are no direct flights from Cincinnati to Lisbon. The shortest one-stop option connects through Philadelphia on American Airlines, taking about 9 hours total with a roughly 45-minute layover, while connections through Washington Dulles on United take around 9 hours 40 minutes. Other common one-stop routings go via London Heathrow on British Airways, Newark on United, or Toronto on Air Canada, with total travel times typically between 10 and 12 hours.", "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, flight times and distances for this route come 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). We report the days of the week and the departure times each carrier operates. The typical flight time is the median scheduled block time, given both per carrier and across all carriers on the route; where a schedule does not publish an elapsed time, it is derived from the scheduled departure and arrival times converted to UTC. Outbound and return times are computed by the same method, so the difference between them is directly comparable and reflects prevailing winds rather than any change in derivation. Distance is the great-circle distance between the two specific airports named, so an actual flown track is typically 2-5% longer. Where shown, on-time departure and arrival rates and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, which covers U.S. domestic routes only; where a typical fare is shown, it comes from the U.S. DOT Airline Origin and Destination Survey (DB1B), a quarterly 10% sample of tickets sold.", "toolsUsed": ["route_airlines", "flight_schedule"]}, "q3": {"question": "What are the ground transportation options in Lisbon?", "answer": "Lisbon Airport offers taxis, ride-shares, the metro, public buses, and car rentals. The metro’s red line reaches the city center in about 20 minutes and is the most-used option for its speed and low cost. The Aerobus shuttle also serves the center, while taxis and ride-shares provide door-to-door service in roughly 15–20 minutes. Car rentals are available but traffic and parking make them less practical for central Lisbon.", "toolsUsed": ["article_lookup"], "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, November, February, and October, with average fares ranging from $843 to $945. The most expensive months are June, July, and May, when average prices climb to $1,152–$1,417.", "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 typically appear when booking 4 to 6 weeks before departure, with an average price around $940. The absolute lowest price is about $892 about 30 days out, while last-minute bookings within a week can cost over $1,100. For summer and holiday travel, it's wise to book closer to 6 to 8 weeks ahead, as demand pushes optimal windows slightly earlier.", "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": "No nonstop red-eye flights operate from Cincinnati to Lisbon, but connecting itineraries whose long leg is a red-eye are available. For example, you can fly CVG to Philadelphia (AA, ~1h48m) then take AA's overnight leg PHL→LIS departing 21:05 and arriving 09:05 the next morning, or CVG to Washington Dulles (UA, ~1h40m) then UA's IAD→LIS departing 22:25 and arriving 10:30 the next morning. Other options connect via Newark (UA, 20:25→08:20), Boston (DL, 23:20→10:45), or New York JFK (DL, 19:50→08:00).", "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 is no nonstop service between Cincinnati and Lisbon. Common one-stop connecting routings include British Airways via London Heathrow (up to 7 daily connections), American Airlines via Philadelphia (up to 6 daily), United via Washington Dulles (3 daily) and Newark (2 daily), Air Canada via Toronto and Montreal (2–3 daily), and Delta via Boston, New York JFK, and Paris CDG (1–2 daily each). No per-carrier fare data is available for 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"]}, "q8": {"question": "If I need a connection, what are common layover cities between Cincinnati and Lisbon?", "answer": "Common layovers include New York (JFK or EWR), Boston, Philadelphia, and Toronto. These hubs offer frequent transatlantic flights, efficient connections, and competitive total travel times. U.S. connections avoid international transit visa concerns, while Toronto provides a well-organized transfer for U.S.-originating passengers."}, "q10": {"question": "Which months have the best weather for traveling to Lisbon?", "answer": "May to June and September to October offer pleasant temperatures, plenty of sunshine, 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, proof of onward or return travel, and any required visa or ETIAS authorization. Also carry a payment method for baggage fees and check current health entry requirements."}, "q12": {"question": "Which airport should I use in Lisbon?", "answer": "Lisbon has only one airport, Humberto Delgado Airport, located about 7 km from the city centre and serving all commercial flights."}, "q13": {"question": "How do I get to Cincinnati Northern Kentucky Intl Airport from the city center?", "answer": "From downtown Cincinnati, the most direct public transit option is the TANK Airporter bus (Route 2X), which runs between Government Square and the airport terminal. Ride‑share services like Uber and Lyft, as well as taxis, offer a faster door‑to‑door trip, typically taking about 20–25 minutes in light traffic. If you’re driving, CVG has multiple parking options including a terminal garage and economy lots, with the garage being the closest walk to the terminal.", "toolsUsed": ["article_lookup"], "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 (LIS) does not have on-site hotels or sleeping pods inside the terminals, but there are several hotels nearby, including a Meliá Lisboa Aeroporto just a short walk from Terminal 1 and other options connected by shuttle. The airport’s free shuttle bus runs 24/7 between Terminals 1 and 2, though there is no airside connection. For a restful sleep, the nearby hotels are the best bet, as the terminals offer only limited seating like benches and couches.", "toolsUsed": ["article_lookup"], "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. On typical one-stop itineraries the long-haul leg is most often operated by a Boeing 777, Boeing 787-9, Boeing 777-300ER, or an Airbus A330 (both -300 and -900 Neo), with the short domestic hop from CVG flown by a Canadair Regional Jet 900 or Embraer 175. The exact aircraft can vary by day and airline, though widebody Boeing and Airbus twinjets dominate the transatlantic segment.", "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": "From Cincinnati to Lisbon, one-stop connecting flights are operated by American Airlines (oneworld), British Airways (oneworld), United Airlines (Star Alliance), Air Canada (Star Alliance), Delta Air Lines (SkyTeam), and TAP Air Portugal (Star Alliance). All major alliances are represented, and every operating carrier belongs to an alliance.", "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 5:00 AM to 9:30 PM, accessible to Delta One, SkyTeam premium cabin passengers, Delta Sky Club members, and certain Amex cardholders, with a full bar and hot food. The Club CVG is in Concourse A, open 5:00 AM to 9:00 PM, available through Priority Pass, LoungeKey, and day passes, offering a bar and light snacks. Escape Lounges is located in the main terminal, open 6:00 AM to 9:00 PM, accessible via Amex Platinum, Priority Pass, and day passes, featuring a bar and varied food options.", "toolsUsed": ["article_lookup"], "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": "On flights from Cincinnati to Lisbon, baggage rules depend on your airline and fare. Basic economy often excludes checked bags, while standard economy usually includes one checked bag and a carry‑on. Higher fare classes offer more generous allowances."}, "q22": {"question": "What cabin and seat options are typical from Cincinnati to Lisbon?", "answer": "Flights from Cincinnati to Lisbon normally offer Economy and often flat‑bed Business class, with Premium Economy available on select connecting itineraries."}, "q23": {"question": "Are same‑day changes or standby possible on this route?", "answer": "Policies vary by airline and fare class; flexible and premium cabin tickets usually allow same‑day changes or standby, while restrictive fares typically do not."}}}}