{"response": {"Key": "IAD-SRZ", "orig": {"code": "IAD", "type": "airport", "city": "Washington", "fullCity": "Washington, United States", "airport": "Washington Intl Airport"}, "dest": {"code": "SRZ", "type": "airport", "city": "Santa Cruz", "fullCity": "Santa Cruz, Bolivia", "airport": "El Trompillo"}, "faq": {"q1": {"question": "Are there any direct flights from Washington to Santa Cruz?", "answer": "There are no nonstop flights from Washington Dulles (IAD) to Santa Cruz (SRZ). The most common one‑stop routing goes through Panama City (PTY) on Copa Airlines, taking about 13 hours and typically priced around $737. Avianca via Bogotá (BOG) and American via Miami (MIA) are also popular one‑stop options, with typical fares of $779 and $1,207 respectively.", "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. Stop counts, connecting hubs, and per-airline prices are drawn from a large sample of the real fares Priceline users found on this route in the last 72 hours. We group those fares by number of stops, by the hub airport a connection routes through, and by operating airline, and report each group's share of the sample alongside its lowest and median price.", "toolsUsed": ["route_airlines", "flight_schedule", "route_options"]}, "q4": {"question": "When is the cheapest time to fly from Washington to Santa Cruz?", "answer": "The cheapest months to fly from Washington to Santa Cruz are September, May, and April, with average fares around $731 to $751, while the most expensive are December, January, and March, where prices can exceed $1,140. Low-season travel in September, May, April, and October offers the best value, in contrast to the high-season spike from July through March.", "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 Washington to Santa Cruz?", "answer": "For flights from Washington to Santa Cruz, the best fares are typically found when booking 10 to 13 weeks ahead, with an average price around $823 in that window. While last-minute deals can sometimes dip slightly lower, booking too early (more than 20 weeks out) tends to push prices above $850, and peak summer or holiday travel can shift the ideal window earlier and raise fares further.", "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 Washington to Santa Cruz?", "answer": "No overnight (red-eye) flights operate from Washington–Dulles (IAD) to Santa Cruz (SRZ) — there are no nonstop red-eyes on this route, and no connecting itineraries whose long leg is a red-eye were found.", "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"]}, "q8": {"question": "If I need a connection, what are common layover cities between Washington and Santa Cruz?", "answer": "Common layover cities between Washington, D.C. and Santa Cruz, Bolivia include Miami, Panama City, and Lima. Miami offers extensive connections from the U.S. and efficient transfers. Panama City, via Copa Airlines, provides a central hub with streamlined connections across the Americas. Lima serves as a major South American gateway with frequent onward flights to Santa Cruz, often minimizing total travel time."}, "q10": {"question": "Which months have the best weather for traveling to Santa Cruz?", "answer": "April to June and September to November offer pleasant temperatures and fewer tourists."}, "q11": {"question": "What documents should I bring with me to the airport when flying from Washington to Santa Cruz?", "answer": "Bring a passport valid for at least six months beyond your stay, a Bolivian visa or entry stamp obtained on arrival, proof of onward or return travel, and payment for baggage. Check if a yellow fever vaccination certificate is required based on your itinerary."}, "q12": {"question": "Which airport should I use in Santa Cruz?", "answer": "Santa Cruz has only one airport: Viru Viru International Airport. It handles all commercial flights for the city and is about 18 km from downtown."}, "q13": {"question": "How do I get to Washington Intl Airport from the city center?", "answer": "From downtown Washington, D.C., the fastest option to Dulles International Airport (IAD) is typically a taxi or ride‑share, which takes about 35–50 minutes depending on traffic. The most popular budget‑friendly choice is the Silver Line Express bus to the Wiehle‑Reston East Metro station ($5), then Metrorail into the city; the combined journey takes roughly 60–75 minutes. Shared‑van services like SuperShuttle provide door‑to‑door convenience at a mid‑range cost. Driving and parking at the airport is also possible, with economy lots at $15 per day and free shuttle service to the terminal.", "toolsUsed": [], "references": [{"url": "https://flydulles.com/flight-schedule-dulles-international-airport-iad", "title": "flydulles.com - Flight Schedule - Dulles International Airport (IAD)", "time_published": "2022-03-01T00:00:00Z"}, {"url": "https://parking.flydulles.com/economy-parking", "title": "Dulles International Airport Parking | Economy Parking", "time_published": "2026-02-06T00:00:00Z"}, {"url": "https://www.mwaa.com/ipw-2017-archived", "title": "IPW 2017 - Archived", "time_published": "2021-02-01T00:00:00Z"}, {"url": "https://www.mwaa.com/policefireems/fire-ems/fire-ems-washington-dulles-international-airport", "title": "mwaa.com - Fire & EMS at Washington Dulles International Airport", "favicon": "https://www.mwaa.com/themes/custom/mwaa_barrio/favicon.ico", "time_published": "2023-09-01T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/Dulles%20International%20Airport", "title": "Dulles International Airport", "time_published": "2026-04-30T14:07:38Z"}]}, "q14": {"question": "Are there hotels or sleeping facilities at Santa Cruz airport?", "answer": "Viru Viru International Airport (VVI) in Santa Cruz has a Sleep Box facility landside that rents rooms by the hour and includes showers, but there are no on-site hotels or sleeping pods. The nearby Sun Hotel offers a free airport shuttle, and several other hotels are a 30-minute drive into the city.", "toolsUsed": [], "references": [{"url": "https://www.sleepinginairports.net/guides/santa-cruz-airport-guide.htm", "title": "Santa Cruz Airport Guide", "time_published": "2025-08-13T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/Viru%20Viru%20International%20Airport", "title": "Viru Viru International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-07T23:31:34Z"}, {"url": "https://sleepinginairports.net/reviews/santa-cruz-airport-reviews.htm", "title": "Santa Cruz   Airport Reviews (VVI) – Sleeping in Airports", "favicon": "https://www.sleepinginairports.net/wp-content/uploads/2018/09/cropped-sia-logo-180x180.png", "time_published": "2026-02-02T15:34:42Z"}, {"url": "https://marriott.com/en-us/hotels/vvimc-marriott-santa-cruz-de-la-sierra-hotel/reviews", "title": "Marriott Santa Cruz de la Sierra Hotel", "favicon": "https://cache.marriott.com/Images/Mobile/MC_Logos/MarriottApple57x57.png"}, {"url": "https://activities.marriott.com/south-america/bolivia/vallegrande/activities/transfer_in_airport_viru_viru_to_santa_cruz_bolivia-XTQ7SG", "title": "Transfer IN - Airport Viru Viru to Santa Cruz - Bolivia", "time_published": "2026-03-01T00:00:00Z"}]}, "q17": {"question": "What aircraft are typically used on flights from Washington to Santa Cruz?", "answer": "No nonstop service operates between Washington Dulles (IAD) and Santa Cruz (SRZ), so all flights connect. On a representative day, the most common aircraft on the long connecting leg are the Boeing 737-800 (via Panama City on Copa Airlines) and the Airbus A320-200 Neo (via Bogotá on Avianca), with a Boeing 737 MAX 9 also appearing on the Panama City connection. The exact aircraft can vary by day and airline, but these narrow-body types dominate the route; Wi‑Fi and seatback entertainment are widely available on these carriers.", "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 Washington to Santa Cruz?", "answer": "Star Alliance serves the route via Copa Airlines (connecting in Panama City) and Avianca (connecting in Bogotá), while oneworld is represented by American Airlines on the Miami–Santa Cruz leg. Boliviana de Aviación, which operates the long leg on the Miami routing, belongs to no global 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", "article_lookup"]}, "q20": {"question": "What are the best airport lounge options when departing from Washington?", "answer": "Washington Dulles (IAD) offers several lounge options. The Capital One Lounge, located near the TSA PreCheck area before security, provides all-inclusive amenities like locally sourced food, grab-and-go items, workspaces, and high-speed WiFi, with access for Capital One Venture X cardholders and their guests. In Concourse A, the Virgin Atlantic Clubhouse (accessible with a same-day Virgin Atlantic Upper Class or Delta One ticket, or Flying Club Gold status) features a bar and dining area, while the Air France/KLM Lounge near Gate A22 (open 07:30–21:00, no access 15:00–20:00) admits business-class passengers and SkyTeam Elite Plus members. The Turkish Airlines Lounge in Concourse B is open to business-class travelers and Star Alliance Gold members, and the Etihad Airways Lounge (also operating as a Chase Sapphire Lounge) in Concourse A is available to qualifying premium passengers and Priority Pass holders. Note that the Lufthansa Business and Senator lounges in Concourse B are temporarily closed.", "toolsUsed": [], "references": [{"url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/IAD", "title": "American Express Lounges at Washington Dulles International Airport | Amex US", "time_published": "2026-01-01T00:00:00Z"}, {"url": "https://prioritypass.com/en-GB/lounges/united-states-of-america/washington-dulles-international", "title": "Washington Dulles International Airport IAD Lounges - IAD Airport Guide and lounges.  | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}, {"url": "https://americanexpress.com/en-th/travel/lounges/the-platinum-card/IAD", "title": "American Express Lounges at Washington Dulles International Airport | Amex TH", "time_published": "2026-01-01T00:00:00Z"}, {"url": "https://www.flydulles.com/travel-information/services-amenities/airport-lounges/capital-one-lounge-iad", "title": "Capital One Lounge - IAD | flydulles.com", "time_published": "2022-03-01T00:00:00Z"}, {"url": "https://my.prioritypass.com/zh-CN/lounges/united-states-of-america/washington-dulles-international/iad6-air-france-klm-lounge", "title": "Air France - KLM Lounge IAD AIRPORT A 大厅 杜勒斯国际机场 (Washington DC Dulles Intl) | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}]}, "q21": {"question": "What is the baggage allowance on this route from Washington to Santa Cruz?", "answer": "Baggage allowance on flights from Washington to Santa Cruz depends on the airline and fare type. Basic economy typically restricts or charges for checked bags, while 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 Washington to Santa Cruz?", "answer": "Flights from Washington to Santa Cruz typically offer Economy and may include flat-bed Business class on connecting itineraries, though Premium Economy is rare on this route."}, "q23": {"question": "Are same‑day changes or standby possible on this route?", "answer": "Policies vary by airline and fare; flexible and premium cabin tickets generally allow same‑day changes or standby, while Basic Economy typically does not."}}}}