{
  "response": {
    "Key": "HOU-DEL",
    "orig": {
      "code": "HOU",
      "type": "airport",
      "city": "Houston",
      "fullCity": "Houston, Texas",
      "airport": "William P Hobby 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 Houston to Delhi?",
        "answer": "There are no nonstop flights from Houston (IAH) to Delhi (DEL). The fastest one‑stop flights typically take 17 to 18 hours total, with common layovers in Doha, Dubai, or Istanbul. The return journey often has a similar duration, though some connections can be slightly shorter eastbound."
      },
      "q2": {
        "question": "Are there visa requirements to travel from Houston to Delhi?",
        "answer": "Yes — travelers from Houston to Delhi need a visa or travel authorization based on citizenship. If you are a U.S. citizen, you must obtain a valid Indian visa (e‑visa or traditional visa) before travel; India does not offer visa‑free entry for U.S. passport holders. If you are an Indian citizen, you do not need a visa to enter India. For the return trip from Delhi to Houston, Indian citizens generally require a U.S. visa unless they are eligible for the Visa Waiver Program (which India is not currently part of), so a visa is required. U.S. citizens need no authorization to re‑enter the U.S."
      },
      "q4": {
        "question": "When is the cheapest time to fly from Houston to Delhi?",
        "answer": "The cheapest time to fly from Houston to Delhi is late summer through fall, with September averaging $1,090, October $1,135, and August $1,156. The most expensive months are December (around $1,477) and June ($1,446), with July also on the higher side.",
        "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 Houston to Delhi?",
        "answer": "For flights from Houston to Delhi, the optimal booking window is roughly 10 to 13 weeks before departure, with an average fare around $1,250. The cheapest single advance purchase is about 90 days out at $1,235, while last-minute tickets bought on the day of departure can climb to $1,647. For summer or major holiday travel, it's wise to book toward the earlier end of that window or even a few weeks earlier, as demand tends to push prices up.",
        "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 Houston to Delhi?",
        "answer": "Overnight red‑eye itineraries from Houston to Delhi are available as one‑stop connections with the long leg departing Houston Intercontinental (IAH) in the late afternoon to evening. United offers a red‑eye IAH–Frankfurt departing 6:20 PM and arriving 11:15 AM, plus an IAH–Munich departing 4:40 PM and arriving 9:45 AM, while ITA Airways operates an IAH–Rome red‑eye departing 6:10 PM and arriving 11:50 AM; all connect onward to Delhi on Lufthansa or ITA. Each of these long‑leg arrivals lands in the morning or late morning local time, so you reach the connecting hub the next morning before the final leg to Delhi.",
        "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 Houston to Delhi?",
        "answer": "There are no nonstop flights from Houston Hobby (HOU) to Delhi. The most common one-stop routings are via Newark (EWR) with United, with about six daily connections, and via Doha (DOH) with Qatar Airways, with around four. Other carriers like Lufthansa (connecting in Frankfurt or Munich), Air India (via San Francisco), Emirates (via Dubai), Turkish Airlines (via Istanbul), KLM (via Amsterdam), Air France (via Paris), ITA Airways (via Rome), and British Airways (via London) also offer one-stop itineraries, though less frequently. Typical per-carrier fares are 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 Houston and Delhi?",
        "answer": "Common layover cities include Doha, Dubai, London, and Frankfurt. Doha and Dubai offer efficient connections via major Gulf carriers with extensive networks, while London and Frankfurt provide broad European connections and efficient transfer processes."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Houston to Delhi?",
        "answer": "On-time departures can vary, with afternoon thunderstorms in Houston sometimes causing delays. Early morning flights, such as those operated by Emirates or Qatar Airways, tend to be more reliable."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Delhi?",
        "answer": "October to November and February to March offer pleasant temperatures and fewer tourists."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Houston to Delhi?",
        "answer": "Bring a passport valid for at least six months, a valid Indian visa or e-visa, proof of onward or return travel, a payment method for baggage, and any required vaccination certificates."
      },
      "q12": {
        "question": "Which airport should I use in Delhi?",
        "answer": "Delhi has one main airport, Indira Gandhi International Airport (DEL). It serves all international and domestic flights and is about 16 kilometres from the city centre."
      },
      "q13": {
        "question": "How do I get to William P Hobby Airport from the city center?",
        "answer": "From downtown Houston to William P. Hobby Airport, you can take a taxi or ride-share like Uber or Lyft for a quick, direct trip, typically the fastest and most popular option. Shared shuttle vans and limousines are also available for a more premium or budget-friendly ride. Public bus service is limited, so driving and parking yourself is an alternative, with on-site lots offering short-term and long-term parking at moderate rates.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://fly2houston.com/hou/ground-transportation",
            "title": "HOU Ground Transportation | Airport Shuttle, Taxi, Uber, Lyft & Rent Car Houston"
          },
          {
            "url": "https://fly2houston.com/hou",
            "title": "HOU Houston Airport | William P. Hobby",
            "time_published": "2026-06-09T05:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/William_P._Hobby_Airport",
            "title": "William P. Hobby Airport",
            "time_published": "2026-07-06T09:58:05Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/William%20P.%20Hobby%20Airport",
            "title": "William P. Hobby Airport",
            "time_published": "2026-04-21T04:20:29Z"
          },
          {
            "url": "https://faa.gov/flight_deck/hef",
            "title": "Manassas Regional Airport/Harry P. Davis Field (HEF) | Federal Aviation Administration",
            "time_published": "2026-03-10T00:00:00Z"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Delhi airport?",
        "answer": "Delhi Airport (DEL) has several on-site sleeping options. The Holiday Inn Express is located airside in Terminal 3, accessible without a shuttle, and there is a transit hotel in Terminal 2. Additionally, Snooze at My Space offers sleeping pods inside Terminal 3.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://www.sleepinginairports.net/sleep-guide/sleeping-in-washington-dulles-airport.htm",
            "title": "Sleeping in Washington Dulles Airport",
            "time_published": "2024-09-12T00:00:00Z"
          },
          {
            "url": "https://sleepinginairports.net/guides/washington-dulles-airport-guide.htm",
            "title": "Washington Dulles Airport Guide (IAD) - 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": "2018-08-08T21:11:21Z"
          },
          {
            "url": "https://www.marriott.com/en-us/hotels/iadal-aloft-dulles-airport-north/overview/?EM=DNM_ALOFTDULLESAIRPORTNORTH.COM",
            "title": "Aloft Dulles Airport North - Complimentary Shuttle to IAD Airport",
            "time_published": "2025-02-19T00:00:00Z"
          },
          {
            "url": "https://www.marriott.com/en-us/hotels/iadri-residence-inn-dulles-airport-at-dulles-28-centre/overview/?scid=f2ae0541-1279-4f24-b197-a979c79310b0",
            "title": "Hotel near Dulles Airport | Residence Inn Dulles Airport at Dulles 28 Centre",
            "time_published": "2024-10-11T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Dulles%20International%20Airport",
            "title": "Dulles International Airport",
            "time_published": "2026-04-30T14:07:38Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Dulles_International_Airport_Main_Terminal",
            "title": "Dulles International Airport Main Terminal",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-07-04T23:35:29Z"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Houston to Delhi?",
        "answer": "There is no nonstop service from Houston (HOU) to Delhi. On typical one-stop connections, the long-haul leg is most often flown by a Boeing 787-9 (via Newark), an Airbus A350-1000 (via Doha), or a Boeing 777-300ER (via San Francisco, Istanbul, Paris, or London). The exact aircraft varies by airline and day — other types that appear include the Airbus A380-800, Boeing 747-400, Boeing 777-200, and Boeing 787-10 — but the 787-9, A350-1000, and 777-300ER are the most common widebodies on this route.",
        "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 Houston to Delhi?",
        "answer": "There is no nonstop service from Houston to Delhi. The one-stop itineraries are operated by United (Star Alliance, often connecting via Newark, Frankfurt, or Munich), Qatar Airways (oneworld, via Doha), Air India (Star Alliance, via San Francisco), Emirates (non-alliance, via Dubai), Lufthansa (Star Alliance, via Frankfurt), British Airways (oneworld, via London), KLM (SkyTeam, via Amsterdam), Air France (SkyTeam, via Paris), ITA Airways (SkyTeam, via Rome), and Turkish Airlines (Star Alliance, via Istanbul). Emirates is the notable non-alliance carrier on 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"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Houston?",
        "answer": "At Houston Hobby Airport (HOU), the only lounge-like option is XpresSpa, located near Gate 45 in the Central Concourse. It is not a traditional airline lounge but a spa accessible via Priority Pass or by paying for individual services, offering 25-minute sessions on massage chairs or hydromassage loungers. There are no dedicated airline-branded lounges such as Delta Sky Club, American Admirals Club, or United Club at HOU.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://fly2houston.com/hou/related-content/hou-tips-for-first-time-travelers",
            "title": "Navigating William P. Hobby Airport (HOU): Tips for First-Time Travelers",
            "time_published": "2026-01-23T00:00:00Z"
          },
          {
            "url": "https://www.prioritypass.com/pt-PT/lounges/usa/houston-tx-william-p-hobby/hou2s-xpresspa",
            "title": "XWELL HOU AIRPORT Houston TX William P. Hobby | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/William_P._Hobby_Airport",
            "title": "William P. Hobby Airport",
            "time_published": "2026-07-06T09:58:05Z"
          },
          {
            "url": "https://prioritypass.com/en-GB/lounges/united-states-of-america/william-p-hobby",
            "title": "William P. Hobby Airport HOU Lounges - HOU Airport Guide and lounges.  | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          },
          {
            "url": "https://fly2houston.com/hou",
            "title": "HOU Houston Airport | William P. Hobby",
            "time_published": "2026-06-09T05:00:00Z"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Houston to Delhi?",
        "answer": "Baggage allowance on Houston to Delhi flights varies by airline and fare type. Basic economy tickets may not include a checked bag, while standard international economy typically includes one checked bag and a carry-on. Premium cabins offer more generous allowances."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Houston to Delhi?",
        "answer": "Houston to Delhi flights typically offer Economy and flat-bed Business class. Premium Economy is available on select airlines; First class is uncommon."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies vary by airline and fare; flexible and premium cabin tickets typically allow same-day changes or standby, while Basic Economy and restricted fares generally do not."
      }
    }
  }
}