{
  "response": {
    "Key": "IAD-DEL",
    "orig": {
      "code": "IAD",
      "type": "airport",
      "city": "Washington D.C.",
      "fullCity": "Washington D.C., United States",
      "airport": "Washington Intl Airport"
    },
    "dest": {
      "code": "DEL",
      "type": "airport",
      "city": "Delhi",
      "fullCity": "Delhi, India",
      "airport": "Indira Gandhi Intl Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Washington D.C. to Delhi?",
        "answer": "A nonstop flight from Washington D.C. (IAD) to Delhi (DEL) typically takes about 14 hours 30 minutes. With one stop, total travel time often ranges from 17 to 20 hours, depending on the layover city. Common layover airports include Doha, Dubai, and London. The return flight from Delhi to Washington D.C. is usually shorter due to tailwinds, averaging around 14 hours nonstop."
      },
      "q1": {
        "question": "Are there any direct flights from Washington D.C. to Delhi?",
        "answer": "There is no nonstop service from Washington D.C. (IAD) to Delhi (DEL). The most common one-stop routing is via Newark (EWR) on United, with the first leg about 1.5 hours and the second leg roughly 14.75 hours, for a total journey of around 17–18 hours including a short layover.",
        "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.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q2": {
        "question": "Are there visa requirements to travel from Washington D.C. to Delhi?",
        "answer": "Yes, visa requirements apply for travel from Washington D.C. to Delhi. U.S. citizens need a valid visa to enter India; an e-Visa can be obtained online before travel for purposes like tourism, business, or medical visits. Indian citizens do not need a visa to enter their own country. Nationals of other countries should check India's specific visa rules based on their citizenship. For the return from Delhi to Washington D.C., Indian citizens generally require a U.S. visa or an ESTA under the Visa Waiver Program if eligible; U.S. citizens do not need a visa to return home."
      },
      "q3": {
        "question": "What are the ground transportation options in Delhi?",
        "answer": "Delhi's Indira Gandhi International Airport (DEL) offers several ground transportation options to the city center. The Delhi Metro's Airport Express Line is the fastest and most efficient, reaching New Delhi Railway Station in about twenty minutes. Taxis and ride-share services like Uber and Ola are widely available and can take thirty to sixty minutes depending on traffic, offering door-to-door convenience. Prepaid taxi booths inside the terminal provide a reliable alternative. Auto-rickshaws are cheaper but slower and less comfortable. Car rentals with or without drivers are available but navigating Delhi's traffic can be challenging. The metro is the most used option due to its speed, reliability, and avoidance of road congestion, though taxis and ride-shares are preferred for those with heavy luggage or traveling in groups."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Washington D.C. to Delhi?",
        "answer": "Based on seasonal price data, the cheapest months to fly from Washington D.C. (IAD) to Delhi (DEL) are April (average $805), September ($831), and March ($845), while the most expensive months are December ($1131), June ($1111), and January ($1024). The low season generally spans April, September, March, and August, with high season in July, January, June, and December.",
        "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 D.C. to Delhi?",
        "answer": "For Washington D.C. (IAD) to Delhi (DEL), the best fares appear when booking about 9 to 11 weeks before departure, with an average price around $981 and the lowest observed fare of $975 at roughly 9 weeks out. During summer (June–August) and the winter holiday period (mid-December to early January), demand typically pushes prices higher, so it's wise to book closer to 12–14 weeks ahead for those peak travel times.",
        "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 D.C. to Delhi?",
        "answer": "There are no nonstop red‑eye flights from Washington D.C. (IAD) to Delhi (DEL). However, connecting overnight itineraries are available, with the long‑haul red‑eye leg typically departing between 4:30 PM and 8:20 PM (e.g., via London Heathrow on British Airways departing 6:50 PM and arriving 8:00 AM, or via Zurich on Swiss departing 8:20 PM and arriving 10:25 AM) and arriving in Delhi the following morning after a layover and onward connection.",
        "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 Washington D.C. to Delhi?",
        "answer": "There are no nonstop flights between Washington D.C. (IAD) and Delhi (DEL). The most common one-stop routings are via Newark (EWR) on United, London Heathrow (LHR) on British Airways, Toronto (YYZ) on Air Canada, and Doha (DOH) on Qatar Airways. Other connecting options include Zurich (ZRH) on Swiss, Dubai (DXB) on Emirates, Munich (MUC) with United/Lufthansa, and a few via New York airports on American Airlines.",
        "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.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Washington D.C. and Delhi?",
        "answer": "Common layover cities include Dubai, Doha, Abu Dhabi, and London. Dubai and Doha offer extensive networks and efficient single-terminal transfers. Abu Dhabi provides a streamlined experience with US pre-clearance on the return. London allows a stop on a familiar carrier, but check if you need a transit visa depending on your nationality and connection type."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Washington D.C. to Delhi?",
        "answer": "On‑time reliability is generally good, but afternoon and evening flights face higher delay risks due to congestion and crew rotations. Opt for morning departures on airlines like United or Air India for better punctuality."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Delhi?",
        "answer": "October to March offers pleasant temperatures, low humidity, and thinner tourist numbers outside of Diwali and New Year."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Washington D.C. to Delhi?",
        "answer": "Bring a passport valid for at least six months with two blank pages, a valid Indian visa or e-visa, proof of onward or return travel, a payment method for baggage, and any required vaccination certificates or health documents."
      },
      "q12": {
        "question": "Which airport should I use in Delhi?",
        "answer": "Indira Gandhi International Airport (DEL) is the sole commercial airport serving Delhi. It is located about 16 km from the city centre, well‑connected by metro and taxi. It serves as a major hub for Air India and IndiGo and handles all international and domestic flights."
      },
      "q13": {
        "question": "How do I get to Washington Intl Airport from the city center?",
        "answer": "From downtown D.C. to Dulles, the Silver Line Metro takes about 50–60 min and is the cheapest option. Rideshares and taxis take 35–45 min but cost more. Shared shuttles are mid‑range; driving and parking is most expensive."
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Delhi airport?",
        "answer": "Yes, Delhi Airport has on-site sleeping facilities. The Holiday Inn Express is located at Terminal 3, accessible without a shuttle. Inside Terminal 3 there are also Snooze at My Space sleeping pods. For other terminals, nearby hotels like the JW Marriott Aerocity are connected by a short shuttle ride."
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Indira Gandhi Intl Airport?",
        "answer": "Indira Gandhi International Airport has currency exchange counters in both domestic and international terminals, multi-faith prayer rooms in Terminal 3 departures, and free Wi‑Fi throughout the airport."
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the Washington D.C. and Delhi airports?",
        "answer": "Washington Dulles (IAD) offers wheelchair assistance, accessible restrooms, service animal relief areas, and a children's play area near Gate B72. Indira Gandhi International (DEL) provides complimentary wheelchair service, accessible toilets, and dedicated help desks; children's play areas are available in Terminal 3. Request assistance through your airline at least 48 hours before departure."
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Washington D.C. to Delhi?",
        "answer": "There is no nonstop service from Washington D.C. (IAD) to Delhi (DEL); connecting itineraries most commonly use the Boeing 787-9 (via Newark with United), Boeing 777-200LR (via Toronto with Air Canada), Boeing 787-8 (via London or Munich), Boeing 777-300ER (via Doha or Dubai), or Airbus A350-1000 (via London with British Airways), though the exact aircraft can vary by day and airline.",
        "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 D.C. to Delhi?",
        "answer": "The one-stop connections from Washington D.C. (IAD) to Delhi (DEL) are served by Star Alliance carriers (United, Air Canada, Swiss, and Lufthansa) and oneworld carriers (British Airways, Qatar Airways, and American Airlines), while Emirates operates outside any alliance. SkyTeam does not appear among the airlines shown in the schedule data 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.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Washington D.C.?",
        "answer": "At Washington Dulles, Air India operates its own Maharaja Lounge in Concourse A, open to business-class passengers and Star Alliance Gold members. United Airlines runs three United Clubs (near gates C7, C17, and D8) and a Polaris Lounge (Concourse C) for Polaris business-class and Star Alliance first-class passengers, featuring a la carte dining and showers. Turkish Airlines has a lounge in Concourse B, accessible to business class and Star Alliance elites. The independent British Airways Galleries Lounge (Concourse B) accepts eligible BA passengers and some Oneworld elites. Virgin Atlantic’s Clubhouse (Concourse A) is open to Upper Class and Flying Club Gold members, with a la carte dining and a cocktail bar. Priority Pass holders can use the Lufthansa Business Lounge (Concourse B) during limited hours, subject to capacity."
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Washington D.C. to Delhi?",
        "answer": "On flights from Washington D.C. to Delhi, baggage allowance depends on the airline and fare type. Basic economy often excludes checked bags, while standard international economy typically includes one checked bag and a carry-on. Premium cabins offer more."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Washington D.C. to Delhi?",
        "answer": "Flights from Washington D.C. to Delhi typically offer Economy and flat-bed Business class; Premium Economy is available on select airlines like Air India and United, while First class is rare."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies depend on the airline and fare class; flexible tickets and premium cabins typically allow same‑day changes or standby, while the lowest economy fares usually do not."
      },
      "q24": {
        "question": "What are the cheapest days and times to fly from Washington D.C. to Delhi?",
        "answer": "From Washington D.C. (IAD) to Delhi (DEL), the cheapest day to fly is Wednesday with an average fare of $1,441, while Friday is the most expensive at $1,610. The cheapest time of day to depart is the afternoon, with fares as low as $736.",
        "methodology": "The cheapest day of the week and time of day to depart are drawn from the same large sample of real fares Priceline users found on this route in the last 72 hours, grouped by the day of the week and by the time-of-day window of the outbound departure, with the lowest and average price reported for each.",
        "relevant": true,
        "toolsUsed": [
          "departure_timing"
        ]
      },
      "q25": {
        "question": "What is a good price for a flight from Washington D.C. to Delhi?",
        "answer": "A good price for a flight from Washington D.C. (IAD) to Delhi (DEL) is anything under $1,014, which counts as a great deal, while the typical fare is around $1,519 based on recent searches.",
        "methodology": "The typical price, the lowest fare, a 'great deal' threshold, and how fares are spread across price bands are summarized from a large sample of the real fares Priceline users found on this route in the last 72 hours, with a small fraction of extreme outlier fares excluded from the range.",
        "relevant": true,
        "toolsUsed": [
          "price_context"
        ]
      }
    }
  }
}