{ "response": { "Key": "CHI-SKG", "orig": { "code": "CHI", "type": "airport", "city": "Chicago", "fullCity": "Chicago, Illinois", "airport": "Dupage County" }, "dest": { "code": "SKG", "type": "airport", "city": "Thessaloniki", "fullCity": "Thessaloniki, Greece", "airport": "Macedonia Intl Airport" }, "faq": { "q0": { "question": "What is the typical flight duration from Chicago to Thessaloniki?", "answer": "There are no nonstop flights from Chicago to Thessaloniki. The fastest one-stop options usually connect through a major European hub like Istanbul, Frankfurt, or Athens, with total travel times typically ranging from 12 to 15 hours depending on the layover. Return flights from Thessaloniki to Chicago are generally similar in duration, though eastbound flights may be slightly shorter due to prevailing winds." }, "q1": { "question": "Are there any direct flights from Chicago to Thessaloniki?", "answer": "There are no nonstop flights from Chicago to Thessaloniki. The shortest connecting itineraries take about 10.5 to 11 hours total, typically routing through Munich, Vienna, London, or Frankfurt on carriers like Lufthansa, Austrian, British Airways, or United, with the long-haul leg to the European hub followed by a short onward hop to SKG.", "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. 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": [ "route_airlines", "flight_schedule", "redeye_flights" ] }, "q2": { "question": "Are there visa requirements to travel from Chicago to Thessaloniki?", "answer": "For a flight from Chicago to Thessaloniki, visa requirements depend on your nationality. If you are a U.S. citizen, you do not need a visa for short stays (up to 90 days within any 180-day period) in Greece, which is part of the Schengen Area. However, starting in 2025, you will need to obtain an ETIAS travel authorization before your trip. If you are a Greek or other non-U.S. national, whether you need a visa for the United States depends on your citizenship. Nationals of Visa Waiver Program countries can travel to the U.S. for short visits without a visa but must have an approved ESTA. Other nationals will need to apply for a U.S. visa." }, "q3": { "question": "What are the ground transportation options in Thessaloniki?", "answer": "From Thessaloniki Airport (SKG), the most used and cost-effective option to the city center is the 24-hour public bus 01X, which reaches Aristotelous Square in about 40 minutes for roughly €2. Taxis are available outside the terminal with a flat fare to the center of around €20–25 and a 20–30 minute ride, making them the fastest choice. Ride-sharing apps like Uber function only as taxi-hailing services here, so you'll still get a standard taxi. Major car rental agencies operate desks at the airport if you prefer to drive, though parking in the center can be challenging. Overall, the bus is the most popular due to its frequency and low cost, while a taxi is best for speed and convenience.", "toolsUsed": [], "references": [ { "url": "https://en.wikipedia.org/wiki/Thessaloniki%20Airport", "title": "Thessaloniki Airport", "time_published": "2026-04-29T21:11:02Z" }, { "url": "https://en.wikipedia.org/wiki/Thessaloniki_Bus_Station", "title": "Thessaloniki Bus Station", "time_published": "2026-05-15T22:41:05Z" }, { "url": "https://en.wikipedia.org/wiki/Thessaloniki%20Bus%20Station", "title": "Thessaloniki Bus Station", "time_published": "2025-03-04T09:34:26Z" }, { "url": "https://en.wikipedia.org/wiki/SKG", "title": "SKG", "time_published": "2026-04-20T21:25:16Z" }, { "url": "https://en.wikipedia.org/wiki/Talk:Thessaloniki_Airport", "title": "Talk:Thessaloniki Airport - Wikipedia", "time_published": "2026-01-15T00:00:00Z" } ] }, "q4": { "question": "When is the cheapest time to fly from Chicago to Thessaloniki?", "answer": "The cheapest months to fly from Chicago to Thessaloniki are February (around $857), November ($865), and October ($888), while the most expensive are June (around $1,541), July ($1,363), and May ($1,307). Low season spans February, November, October, and March, with high season covering December, May, July, and June.", "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 Chicago to Thessaloniki?", "answer": "For flights from Chicago to Thessaloniki, the best time to book is roughly 23 to 26 weeks ahead, with average fares around $1,159 during that window. Booking 170 days out can yield the lowest price around $1,126, while waiting until 20 days before departure pushes costs up to about $1,432. Summer and holiday periods likely require even earlier booking to avoid the steepest premiums.", "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 Chicago to Thessaloniki?", "answer": "Overnight (red-eye) connecting itineraries are available from Chicago to Thessaloniki, with the long overnight leg departing ORD between roughly 4 PM and 7:30 PM. For example, Austrian via Vienna departs 4:20 PM and arrives 8:15 AM, British Airways via London departs 5:00 PM and arrives 6:50 AM, Lufthansa via Frankfurt departs 4:05 PM and arrives 7:25 AM, and Swiss via Zurich departs 7:05 PM and arrives 10:50 AM — all landing 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 Chicago to Thessaloniki?", "answer": "There are no nonstop flights from Chicago to Thessaloniki. Common one-stop routings include British Airways via London Heathrow, Turkish Airlines via Istanbul, Austrian via Vienna, Lufthansa via Munich or Frankfurt, and United (often with Aegean or Lufthansa on the second leg) via Athens, Frankfurt or Munich. Frequencies are typically daily or near-daily on the main connecting patterns, with British Airways, Turkish, Austrian, and Lufthansa each showing around 4–5 daily options in a representative search. Specific per-carrier fare data is not 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 Chicago and Thessaloniki?", "answer": "Common layover hubs include Istanbul, Frankfurt, Munich, and Vienna. Istanbul offers a wide network and often visa-free transit for many nationalities. Frankfurt, Munich, and Vienna provide efficient connections, modern facilities, and streamlined transfer processes, keeping total travel time competitive." }, "q9": { "question": "How reliable are on‑time departures on this route from Chicago to Thessaloniki?", "answer": "On‑time performance is generally dependable, though connecting itineraries can introduce risk. Early departures from Chicago O’Hare help, and airlines like Turkish Airlines and Lufthansa tend to maintain good schedules." }, "q10": { "question": "Which months have the best weather for traveling to Thessaloniki?", "answer": "May to early June and September to mid-October provide pleasant temperatures and fewer visitors." }, "q11": { "question": "What documents should I bring with me to the airport when flying from Chicago to Thessaloniki?", "answer": "Bring a passport valid for at least three months beyond your departure from Greece, proof of onward or return travel, a payment method for baggage, and any required visa or ETIAS authorization if applicable. No vaccination certificates are currently required." }, "q12": { "question": "Which airport should I use in Thessaloniki?", "answer": "Thessaloniki Airport Makedonia is the only commercial airport serving the city, located about 13 km southeast of downtown and close to the city centre and popular attractions like the White Tower." }, "q13": { "question": "How do I get to Dupage County from the city center?", "answer": "DuPage Airport (DPA) is a general aviation facility about 29 miles west of downtown Chicago and does not have scheduled commercial passenger service, so direct public transit like a train line or dedicated airport shuttle does not exist. The most practical options are driving or taking a taxi/ride‑share, which offer a door‑to‑door trip in roughly 45–60 minutes; driving yourself is generally the cheapest while a taxi or ride‑share is the most popular for those without a car. Limited public transportation is possible by taking a Metra train on the Union Pacific West Line to West Chicago and then a short taxi or ride‑share to the airport, but this adds time and complexity. Parking at the airport is plentiful and inexpensive, making driving the fastest and most convenient choice overall.", "toolsUsed": [], "references": [ { "url": "https://en.wikipedia.org/wiki/DuPage_Airport", "title": "DuPage Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-16T20:45:00Z" }, { "url": "https://en.wikipedia.org/wiki/Transportation_in_Chicago", "title": "Transportation in Chicago", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-05-15T02:56:07Z" }, { "url": "https://en.wikipedia.org/wiki/DuPage%20Airport", "title": "DuPage Airport", "time_published": "2026-03-13T22:38:40Z" }, { "url": "https://en.wikipedia.org/wiki/Transportation%20in%20Chicago", "title": "Transportation in Chicago", "time_published": "2026-04-13T06:59:09Z" }, { "url": "https://en.wikipedia.org/wiki/Chicago%20Executive%20Airport", "title": "Chicago Executive Airport", "time_published": "2026-03-26T11:15:20Z" } ] }, "q14": { "question": "Are there hotels or sleeping facilities at Thessaloniki airport?", "answer": "Thessaloniki Airport (SKG) does not have on-site hotels, capsule hotels, or sleeping pods. However, several nearby hotels offer free shuttle service, providing a convenient option for travelers needing rest.", "toolsUsed": [], "references": [ { "url": "https://sleepinginairports.net/guides/thessaloniki-airport-guide.htm", "title": "Thessaloniki Airport Guide (SKG) - 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": "2018-10-02T00:00:19Z" }, { "url": "https://sleepinginairports.net/reviews/thessaloniki-airport-reviews.htm", "title": "Thessaloniki Airport Reviews (SKG) – Sleeping in Airports", "favicon": "https://www.sleepinginairports.net/wp-content/uploads/2018/09/cropped-sia-logo-180x180.png" }, { "url": "http://activities.marriott.com/europe/greece/thessaloniki/activities/thessaloniki_airport_transfer_taxi_minivan_minibus-XXEKXL?property=SKGTM", "title": "Thessaloniki Airport Transfer Taxi-Minivan-Minibus", "time_published": "2026-04-04T00:00:00Z" }, { "url": "http://activities.marriott.com/europe/greece/thessaloniki/activities/private_transfer_from_thessaloniki_airport_to_city_center-XSOB45", "title": "Private Transfer from Thessaloniki Airport to City Center", "time_published": "2026-04-04T00:00:00Z" }, { "url": "https://en.wikipedia.org/wiki/Talk:Thessaloniki_Airport", "title": "Talk:Thessaloniki Airport - Wikipedia", "time_published": "2026-01-15T00:00:00Z" }, { "url": "https://activities.marriott.com/europe/greece/thessaloniki/activities/private_arrival_transfer_from_thessaloniki_airport_to_halkidiki_area-XFVBQ6", "title": "Private Arrival Transfer from Thessaloniki Airport to Halkidiki Area", "time_published": "2026-03-02T00:00:00Z" } ] }, "q17": { "question": "What aircraft are typically used on flights from Chicago to Thessaloniki?", "answer": "There is no nonstop service from Chicago to Thessaloniki; all flights connect, most often through Athens, Frankfurt, Munich, London, Vienna, or Zurich. The long transatlantic leg is typically flown on a Boeing 787-10, Boeing 777, Boeing 787-9, Boeing 747-8I, Boeing 787-8, or Airbus A350-900, while the shorter European hop usually uses an Airbus A320-family aircraft. The exact aircraft can vary by day and airline, and most of these widebody jets offer Wi‑Fi and seatback entertainment on the long-haul 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" ] }, "q21": { "question": "What is the baggage allowance on this route from Chicago to Thessaloniki?", "answer": "Baggage allowance depends on the airline and fare type. Basic economy often excludes a checked bag; standard international economy usually includes one checked bag and a carry‑on. Premium cabins offer more generous allowances." }, "q22": { "question": "What cabin and seat options are typical from Chicago to Thessaloniki?", "answer": "Flights from Chicago to Thessaloniki usually provide Economy and flat‑bed Business class, with Premium Economy offered by select airlines on connecting itineraries." }, "q23": { "question": "Are same‑day changes or standby possible on this route?", "answer": "Airlines set their own rules; flexible and premium fares generally allow same‑day changes or standby, while Basic Economy and restricted tickets rarely do." } } } }