{"response": {"Key": "CLT-EDI", "orig": {"code": "CLT", "type": "airport", "city": "Charlotte", "fullCity": "Charlotte, North Carolina", "airport": "Douglas Intl Airport"}, "dest": {"code": "EDI", "type": "airport", "city": "Edinburgh", "fullCity": "Edinburgh, Scotland", "airport": "Edinburgh Airport"}, "faq": {"q0": {"question": "What is the typical flight duration from Charlotte to Edinburgh?", "answer": "Charlotte to Edinburgh requires a connection, as there are no nonstop flights. The distance is about 3,790 miles. A typical one-stop journey takes approximately 10 to 14 hours, depending on the layover.", "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"]}, "q3": {"question": "What are the ground transportation options in Edinburgh?", "answer": "Edinburgh Airport offers a few solid transport options into the city centre, with the tram and express bus being the most popular. The tram provides a direct, frequent link to the city centre and is widely used for its reliability and ease. An express bus also runs from the airport to Waverley Bridge, and regular bus services like the Airlink 100 and Skylink routes serve various parts of the city. Taxis are available at the official rank, taking about 20–25 minutes and costing roughly £25–30, making them the fastest door-to-door choice. Ride-share services and car rentals are also available, though the tram and bus are the go-to for most travelers.", "toolsUsed": ["article_lookup"], "references": [{"url": "https://www.airport-edinburgh.com/transport.php", "title": "Edinburgh Airport Transport", "time_published": "2024-01-01T00:00:00Z"}, {"url": "https://www.airport-edinburgh.com/?day=tomorrow", "title": "Edinburgh Airport (EDI)", "time_published": "2025-01-01T00:00:00Z"}, {"url": "http://www.flightpedia.org/airports/edinburgh-airport.html", "title": "Edinburgh Airport (EDI)", "time_published": "2026-04-11T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/Transport%20in%20Edinburgh", "title": "Transport in Edinburgh", "time_published": "2026-03-31T07:01:05Z"}, {"url": "https://en.wikipedia.org/wiki/Transport_in_Edinburgh", "title": "Transport in Edinburgh", "time_published": "2026-06-10T16:35:17Z"}]}, "q4": {"question": "When is the cheapest time to fly from Charlotte to Edinburgh?", "answer": "The cheapest months to fly from Charlotte to Edinburgh are October, April, September, and March, with average fares between $963 and $995. The most expensive months are June, July, and December, where average prices range from $1143 to $1285.", "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 Charlotte to Edinburgh?", "answer": "For Charlotte to Edinburgh, aim to book 13 to 16 weeks ahead — that window averages around $912 and can dip to $896 about 95 days out. Fares climb steeply inside 30 days, especially for summer and holiday travel, so locking in at least three months ahead is a good rule of thumb.", "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 Charlotte to Edinburgh?", "answer": "No nonstop red-eye flights operate from Charlotte to Edinburgh, but connecting itineraries with an overnight long leg are available. American Airlines offers red-eye connections via JFK (departing 8:41 PM, arriving 8:30 AM), Philadelphia (7:20 PM, arriving 7:40 AM), Dublin (9:10 PM, arriving 9:35 AM), and London Heathrow (8:15 PM, arriving 9:05 AM, and a 6:00 PM departure arriving 6:55 AM). Delta also provides red-eye connections via JFK (9:25 PM, arriving 9:20 AM), Boston (7:45 PM, arriving 7:05 AM), and Atlanta (10:55 PM, arriving 11:50 AM). All arrivals land in the morning hours, so each is an overnight service 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 Charlotte to Edinburgh?", "answer": "There is no nonstop service from Charlotte to Edinburgh. The most frequent one‑stop connections are on American Airlines via London Heathrow (about 13 daily flights, with the long leg operated by American and the short leg by British Airways), via New York JFK (7 daily, both legs American), and via Philadelphia (5 daily, both legs American). Delta also offers connections via JFK, Boston, and Atlanta, though less frequently. Typical per‑carrier fares are not provided 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 Charlotte and Edinburgh?", "answer": "Common layover hubs include Dublin, London Heathrow, Amsterdam, and Paris Charles de Gaulle. Dublin offers US pre‑clearance on the return and quick connections. London Heathrow provides frequent onward flights to Edinburgh. Amsterdam and Paris have efficient single‑terminal transfers and strong European networks, keeping total travel time competitive."}, "q10": {"question": "Which months have the best weather for traveling to Edinburgh?", "answer": "May, June, and September offer mild temperatures and smaller crowds before and after the busy summer festival season."}, "q11": {"question": "What documents should I bring with me to the airport when flying from Charlotte to Edinburgh?", "answer": "Bring a passport valid for at least six months, any required visa or UK ETA, proof of onward or return travel, a payment method for baggage and any necessary vaccination or insurance documents."}, "q12": {"question": "Which airport should I use in Edinburgh?", "answer": "Edinburgh has one main airport, Edinburgh Airport (EDI), located about 8 miles west of the city centre. It serves all commercial flights to the city, with connections from major airlines and low-cost carriers across Europe and North America."}, "q13": {"question": "How do I get to Douglas Intl Airport from the city center?", "answer": "From Uptown Charlotte, the most direct public transit is the CATS Sprinter bus (Route 5), which runs frequently to the airport and is the cheapest option. Ride‑share services like Uber and Lyft pick up on the Arrivals level, while taxis are available curbside with an attendant on duty from early morning until after midnight. Driving yourself is straightforward via I‑85 or Billy Graham Parkway, with various on‑site parking lots and decks served by free shuttles. Taxis and ride‑share are typically the fastest and most popular choices when traffic is light, while the bus is the clear budget pick.", "toolsUsed": ["article_lookup"], "references": [{"url": "https://www.cltairport.com/to-and-from/", "title": "Ground Transportation - Charlotte Douglas International Airport", "time_published": "2026-04-07T00:00:00Z"}, {"url": "https://cltairport.com/airport-info/accessibility/accessible-parking/accessible-ground-transportation/", "title": "Accessible Ground Transportation - Charlotte Douglas International Airport", "favicon": "https://cltairport.com/cltairport.png", "time_published": "2026-03-09T15:43:51Z"}, {"url": "https://en.wikipedia.org/wiki/Transportation%20in%20Charlotte%2C%20North%20Carolina", "title": "Transportation in Charlotte, North Carolina", "time_published": "2026-03-21T17:16:29Z"}, {"url": "https://en.wikipedia.org/wiki/Transportation_in_Charlotte,_North_Carolina", "title": "Transportation in Charlotte, North Carolina", "time_published": "2026-03-21T17:16:29Z"}, {"url": "https://www.faa.gov/AIR_TRAFFIC/FLIGHT_INFO/AERONAV/PROCEDURES/application/index.cfm?event=directory&directory=69671A4500874A0E99D7298A6E848342-CLT-NDBR&type=ndbr&nasrId=CLT", "title": "USA Banner", "time_published": "2025-06-26T00:00:00Z"}]}, "q14": {"question": "Are there hotels or sleeping facilities at Edinburgh airport?", "answer": "Edinburgh Airport does not have on-site hotels, capsule hotels, or sleeping pods inside the terminal. There are several nearby hotels connected by shuttle, including the Hampton by Hilton and Moxy Edinburgh Airport, both just a short walk from the terminal. If you're looking for free options, the terminal stays open 24 hours with armrest-free benches in baggage claim and near gate areas, though it can be bright and noisy so bring eyeshades and earplugs.", "toolsUsed": ["article_lookup"], "references": [{"url": "https://www.sleepinginairports.net/guides/edinburgh-airport-guide.htm", "title": "Edinburgh Airport Guide", "time_published": "2025-09-19T00:00:00Z"}, {"url": "https://www.sleepinginairports.net/sleep-guide/sleeping-in-edinburgh-airport.htm", "title": "Edinburgh Airport Guide – Sleeping in Airports", "time_published": "2026-01-27T15:08:50Z"}, {"url": "https://activities.marriott.com/europe/united-kingdom/scotland/edinburgh/activities/private_one_way_transfer_edinburgh_airport_to_edinburgh-XI1GZ1", "title": "Private One way Transfer Edinburgh Airport to Edinburgh", "time_published": "2026-02-28T00:00:00Z"}, {"url": "https://activities.marriott.com/europe/united-kingdom/scotland/edinburgh/activities/private_one_way_transfer_from_edinburgh_to_edinburgh_airport-XXC7BE?property=EDICY", "title": "Private One-Way Transfer from Edinburgh to Edinburgh Airport", "time_published": "2026-03-11T00:00:00Z"}, {"url": "https://www.airport-edinburgh.com/?day=tomorrow", "title": "Edinburgh Airport (EDI)", "time_published": "2025-01-01T00:00:00Z"}, {"url": "https://activities.marriott.com/europe/united-kingdom/scotland/edinburgh/activities/edinburgh_airport_edi_to_edinburgh_accommodation_round_trip_private_transfer-XGXT4Y?property=EDIEU", "title": "Edinburgh Airport (EDI) to Edinburgh Accommodation - Round-Trip Private Transfer", "time_published": "2026-03-11T00:00:00Z"}]}, "q15": {"question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Edinburgh Airport?", "answer": "Edinburgh Airport offers currency exchange services within the terminal, so you can obtain pounds sterling on arrival. The airport provides a prayer room for quiet reflection, and free Wi‑Fi is available throughout the terminal for all passengers.", "toolsUsed": ["article_lookup"], "references": [{"url": "https://www.airport-edinburgh.com/?day=tomorrow", "title": "Edinburgh Airport (EDI)", "time_published": "2025-01-01T00:00:00Z"}, {"url": "https://www.airport-edinburgh.com/", "title": "Edinburgh Airport (EDI)"}, {"url": "https://en.wikipedia.org/wiki/Edinburgh_Airport", "title": "Edinburgh Airport", "time_published": "2026-07-05T22:58:51Z"}, {"url": "http://www.flightpedia.org/airports/edinburgh-airport.html", "title": "Edinburgh Airport (EDI)", "time_published": "2026-04-11T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/Edinburgh%20Airport", "title": "Edinburgh Airport", "time_published": "2026-04-22T20:09:12Z"}]}, "q17": {"question": "What aircraft are typically used on flights from Charlotte to Edinburgh?", "answer": "There is no nonstop service from Charlotte to Edinburgh, so all flights connect. The most common long-haul aircraft on the connecting itineraries are the Boeing 777-300ER (via London Heathrow on American), the Boeing 777-200 (via Dublin or London Heathrow on American), the Boeing 787-9 (via Philadelphia on American), and the Boeing 767-300 (via New York JFK, Boston, or Atlanta on Delta). Short connecting legs are typically operated with Airbus A320-family or Boeing 737 aircraft. The exact aircraft can vary by day and airline, and Wi‑Fi and seatback entertainment are widely available on these long-haul types.", "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"]}, "q20": {"question": "What are the best airport lounge options when departing from Charlotte?", "answer": "At Charlotte Douglas International Airport (CLT), you have several lounge options. The American Express Centurion Lounge in Concourse D/E offers complimentary food, a bar, and a family room, and is accessible to Amex Platinum and Centurion cardholders. The Club CLT in Concourse A, part of the Priority Pass network, features a quiet area, showers (for a fee), and a children's play room, and can also be accessed with a day pass. A Delta Sky Club is located in Concourse A for eligible Delta passengers. Additionally, Minute Suites are available in both the Main Atrium and Concourse D/E connector, providing private spaces to rest or work.", "toolsUsed": ["article_lookup"], "references": [{"url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/CLT", "title": "American Express Lounges at Charlotte Douglas International Airport | Amex US", "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"}, {"url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/CLT/the-club-clt-main-terminal-concourse-a-yio41B7H6z", "title": "The Club CLT at Charlotte Douglas International Airport | Amex US", "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"}, {"url": "https://my.prioritypass.com/en-GB/lounges/united-states-of-america/charlotte-douglas-international/clt5-the-club-clt", "title": "The Club CLT CLT AIRPORT Concourse A Charlotte Douglas International | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}, {"url": "https://www.cltairport.com/", "title": "Charlotte Douglas International Airport", "favicon": "https://www.cltairport.com/cltairport.png", "time_published": "2025-05-27T14:52:48Z"}, {"url": "https://prioritypass.com/lounges/usa/charlotte-nc-douglas-intl", "title": "Charlotte-Douglas International Airport CLT Lounges - CLT Airport Guide and lounges.  | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}]}, "q21": {"question": "What is the baggage allowance on this route from Charlotte to Edinburgh?", "answer": "Baggage rules on Charlotte–Edinburgh flights vary by airline and fare class. Basic Economy often excludes checked luggage, while standard international economy typically includes one checked bag and a carry‑on. Premium cabins and higher fares allow additional checked bags."}, "q22": {"question": "What cabin and seat options are typical from Charlotte to Edinburgh?", "answer": "Charlotte to Edinburgh flights typically offer Economy and flat‑bed Business class; Premium Economy is available on connecting itineraries but not consistently offered on nonstop options."}, "q23": {"question": "Are same‑day changes or standby possible on this route?", "answer": "Policies differ by airline and fare; flexible and premium‑cabin tickets typically allow same‑day changes or standby, while restrictive economy fares usually do not."}}}}