{ "response": { "Key": "IAH-YYC", "orig": { "code": "IAH", "type": "airport", "city": "Houston", "fullCity": "Houston, Texas", "airport": "George Bush Intercontinental Airport" }, "dest": { "code": "YYC", "type": "airport", "city": "Calgary", "fullCity": "Calgary, Alberta", "airport": "Calgary Intl Airport" }, "faq": { "q0": { "question": "What is the typical flight duration from Houston to Calgary?", "answer": "A nonstop flight from Houston (IAH) to Calgary (YYC) typically takes about 4 hours and 15 minutes. With a layover, total travel time usually ranges from 6 to 8 hours depending on the connection point. The return flight from Calgary to Houston is often slightly shorter, around 4 hours, due to prevailing tailwinds." }, "q1": { "question": "Are there any direct flights from Houston to Calgary?", "answer": "Yes, WestJet and United both fly nonstop from Houston (IAH) to Calgary (YYC), each operating daily. WestJet runs up to six departures a day and United up to three, giving travelers about nine daily nonstops to choose from.", "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.", "toolsUsed": [ "route_airlines", "flight_schedule" ] }, "q2": { "question": "Are there visa requirements to travel from Houston to Calgary?", "answer": "Yes, travel from Houston to Calgary requires meeting Canada's entry rules. U.S. citizens do not need a visa for short visits but must have a valid passport; as of March 15, 2016, they also need an Electronic Travel Authorization (eTA) when flying to Canada. Canadian citizens need only a valid Canadian passport. Travelers of other nationalities should check whether they need a visa or an eTA to enter Canada. For the return from Calgary to Houston, U.S. citizens can re-enter with a valid U.S. passport; Canadian citizens generally do not need a visa for short visits to the U.S. but must have a valid passport and may need an ESTA if they are not exempt." }, "q3": { "question": "What are the ground transportation options in Calgary?", "answer": "From Calgary International Airport (YYC) to downtown Calgary, you have several reliable options. Taxis and ride-shares like Uber and Lyft are readily available outside the terminal, offering the quickest door-to-door trip in about 20 minutes. Calgary Transit buses connect the airport to the city, though there is no direct LRT link yet. Car rentals from over a dozen agencies are convenient if you plan to explore beyond the city. For many travelers, ride-shares and taxis are the most-used and fastest choices, while public transit is the budget-friendly alternative.", "toolsUsed": [], "references": [ { "url": "http://www.yyc.com/en-us/transportation", "title": "YYC > Transportation", "favicon": "http://www.yyc.com/Portals/0/favicon.ico?ver=qudMMT9MonN0XtiNsqExIg%3d%3d" }, { "url": "https://yyc.com/CalgaryInternationalAirport(YYC)/tabid/55/content/0/language/en-US/Default.aspx", "title": "YYC > Flights > Customs & immigration", "time_published": "2026-01-01T00:00:00Z" }, { "url": "https://en.wikipedia.org/wiki/Calgary_International_Airport", "title": "Calgary International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-21T05:20:42Z" }, { "url": "https://en.wikipedia.org/wiki/File_talk:YYC_Calgary_Airport_Logo.png", "title": "File talk:YYC Calgary Airport Logo.png", "time_published": "2026-01-29T00:00:00Z" }, { "url": "https://yyc.com/HOME/tabid/55/content/0/language/en-US/FlyHealthyYYC.aspx", "title": "YYC - Calgary International Airport > Home", "favicon": "https://yyc.com/Portals/0/favicon.ico?ver=qudMMT9MonN0XtiNsqExIg%3d%3d" } ] }, "q4": { "question": "When is the cheapest time to fly from Houston to Calgary?", "answer": "The cheapest months to fly from Houston to Calgary are October (around $396), August ($416), and September ($425). The most expensive months are March (around $592), June ($562), and December ($535).", "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 Calgary?", "answer": "For Houston to Calgary, the best fares typically appear when booking 16 to 19 weeks ahead, with an average price around $397. Booking at the last minute can push fares above $800, while aiming for roughly 135 days out can sometimes yield the lowest fare near $395. For summer and holiday travel, demand often shifts the ideal window earlier, so booking 4-5 months ahead is wise.", "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 Calgary?", "answer": "No nonstop red-eye flights operate from Houston (IAH) to Calgary (YYC). One connecting overnight itinerary exists where the long leg is a red-eye: Air Canada via Montréal (YUL), with the YUL→YYC leg departing at 21:10 and arriving at 23:52 the same night (a 4h42m flight), preceded by a 6h10m layover after the IAH→YUL segment.", "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 Calgary?", "answer": "WestJet and United fly nonstop from Houston to Calgary, with WestJet operating 38 weekly flights and United 28. WestJet’s median fare is around $803, while United is often the low-fare leader at approximately $523.", "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 Calgary?", "answer": "Common layover cities for this route include Dallas/Fort Worth, Denver, and Salt Lake City. These hubs offer broad connections and efficient transfers, keeping total travel time competitive." }, "q9": { "question": "How reliable are on‑time departures on this route from Houston to Calgary?", "answer": "On-time reliability is generally good, though Houston summer thunderstorms and winter weather in Calgary can cause delays. Early morning departures on United Airlines tend to be the most punctual." }, "q10": { "question": "Which months have the best weather for traveling to Calgary?", "answer": "June to September offers pleasant, mild weather ideal for outdoor activities, with July and August being peak summer months. For fewer crowds, consider late May or early October." }, "q11": { "question": "What documents should I bring with me to the airport when flying from Houston to Calgary?", "answer": "Bring a passport valid for your stay, and check if you need a Canadian visa or eTA; also carry proof of onward travel, a payment method for bags, and any required vaccination certificates." }, "q12": { "question": "Which airport should I use in Calgary?", "answer": "Calgary has one commercial airport, YYC, located about 17 km northeast of downtown. It serves as a hub for WestJet and a focus city for Air Canada, offering domestic, transborder, and international flights. The airport is well-connected to the city centre via taxi, ride-share, and public transit, making it convenient for both business and leisure travellers heading to the Rockies or downtown attractions." }, "q13": { "question": "How do I get to George Bush Intercontinental Airport from the city center?", "answer": "From downtown Houston, you can reach George Bush Intercontinental Airport (IAH) by taxi, ride-share (Uber/Lyft), shuttle, or rental car; public transit is limited to a direct bus (Route 500 IAH Downtown Direct) that runs between the city center and the airport. Taxis and ride-shares are the fastest and most popular, taking about 30–45 minutes and costing roughly $50–$70, while the express bus is much cheaper but slower. Driving yourself is also an option, with various parking choices at the airport, including reserved spots, and the trip is about 23 miles north of downtown via I‑45 or the Hardy Toll Road.", "toolsUsed": [], "references": [ { "url": "https://fly2houston.com/iah", "title": "IAH Houston Airport | George Bush Intercontinental", "time_published": "2026-06-23T05:00:00Z" }, { "url": "https://fly2houston.com/iah/ground-transportation/", "title": "Ground Transportation | Airport Taxi, Uber, Lyft, Shuttle & Rent Car Houston", "time_published": "2026-01-23T19:44:20Z" }, { "url": "https://en.wikipedia.org/wiki/George%20Bush%20Intercontinental%20Airport", "title": "George Bush Intercontinental Airport", "time_published": "2026-05-01T12:20:43Z" }, { "url": "https://en.wikipedia.org/?diff=597698305", "title": "George Bush Intercontinental Airport: Difference between revisions - Wikipedia", "time_published": "2014-03-01T18:21:06Z" }, { "url": "https://faa.gov/regulations_policies/orders_notices/index.cfm/go/document.information/documentID/1023367", "title": "Notice JO 7110.659 - Non-Intersecting Converging Runway Operations for George Bush Intercontinental/Houston Airport Traffic Control Tower and Houston Intercontinental Terminal Radar Approach Control (", "time_published": "2026-04-10T00:00:00Z" } ] }, "q14": { "question": "Are there hotels or sleeping facilities at Calgary airport?", "answer": "Calgary International Airport (YYC) has two on-site hotels accessible without a shuttle: the Westin Calgary Airport and the Residence Inn by Marriott, both connected to the terminal via the landside mezzanine. There are no capsule hotels or sleeping pods inside the airport, but quiet resting areas with loungers are available airside near Gate A24 in Terminal 1. Several nearby hotels, including the Westin and Residence Inn, also offer complimentary shuttle service.", "toolsUsed": [], "references": [ { "url": "http://www.sleepinginairports.net/northamerica/calgary-airport.htm", "title": "Calgary Airport Guide (YYC) - Sleeping in Airports", "time_published": "2026-01-22T17:28:55Z" }, { "url": "https://sleepinginairports.net/guides/calgary-airport-guide.htm", "title": "Calgary Airport Guide (YYC) - 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": "2018-08-08T21:09:00Z" }, { "url": "https://en.wikipedia.org/wiki/Calgary_International_Airport", "title": "Calgary International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-21T05:20:42Z" }, { "url": "https://www.marriott.com/en-us/hotels/yycri-residence-inn-calgary-airport/overview/", "title": "Hotel near Calgary Airport with free shuttle | Residence Inn Calgary Airport", "time_published": "2025-02-19T00:00:00Z" }, { "url": "https://www.marriott.com/en-us/hotels/yycwa-the-westin-calgary-airport/overview/?scid=f2ae0541-1279-4f24-b197-a979c79310b0", "title": "The Westin Calgary Airport - Hotel with Shuttle Service to YYC", "time_published": "2025-02-19T00:00:00Z" }, { "url": "https://www.princeoftravel.com/airports/calgary-yyc/", "title": "The Complete Guide to Calgary International Airport (YYC) | Prince of Travel", "favicon": "https://www.princeoftravel.com/apple-touch-icon.png", "time_published": "2026-02-12T00:00:00Z" } ] }, "q17": { "question": "What aircraft are typically used on flights from Houston to Calgary?", "answer": "Nonstop flights from Houston to Calgary are typically operated with the Airbus A319, Boeing 737-800, or Boeing 737 MAX 8 — the A319 is the most common. On connecting itineraries, the long leg is often another 737 variant or an Airbus A321, with hubs like Denver and Dallas appearing most frequently. Wi‑Fi and seatback entertainment are widely available on these aircraft, though the exact setup can vary by airline and tail number.", "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 Calgary?", "answer": "Nonstop service from Houston (IAH) to Calgary (YYC) is operated by WestJet (WS) and United Airlines (UA). United is a Star Alliance member, while WestJet is not part of any global alliance — it partners with several airlines, including Delta, but has no alliance membership itself. Other alliances may serve the route via connections, but no SkyTeam or oneworld carrier flies it nonstop.", "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 George Bush Intercontinental Airport (IAH), Terminal D houses several airline-branded lounges: the Air France Lounge (open 11:00–19:00, accessible with Priority Pass, business class tickets, or day passes, offering complimentary drinks and snacks), the KLM Crown Lounge (06:00–21:00, with sleep pods and a spa, eligible for SkyTeam premium passengers and Priority Pass members), and The Centurion Lounge (accessible to American Express Platinum and Centurion cardholders, featuring premium dining and craft cocktails). In Terminal C, Minute Suites provide private nap and work suites available for rent by the hour. Access policies vary, so it’s best to check your ticket class, elite status, or lounge membership before arriving.", "toolsUsed": [], "references": [ { "url": "https://fly2houston.com/iah", "title": "IAH Houston Airport | George Bush Intercontinental", "time_published": "2026-06-23T05:00:00Z" }, { "url": "https://americanexpress.com/en-xb/travel/lounges/the-platinum-card/IAH", "title": "American Express Lounges at George Bush Intercontinental Airport | Amex XB", "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png" }, { "url": "https://americanexpress.com/en-us/travel/lounges/delta-reserve/IAH", "title": "American Express Lounges at George Bush Intercontinental 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/george-bush-intercontinental/iah7-air-france-lounge", "title": "Air France Lounge IAH AIRPORT Terminal D George Bush Intercontinental | Priority Pass", "time_published": "2024-11-05T00:00:00Z" }, { "url": "https://prioritypass.com/lounges/usa/houston-tx-george-bush-intercontinental/iahm-united-club", "title": "George Bush Intercontinental Airport - Houston IAH Lounges - IAH Airport Guide and lounges. | Priority Pass", "time_published": "2024-11-05T00:00:00Z" } ] }, "q21": { "question": "What is the baggage allowance on this route from Houston to Calgary?", "answer": "Baggage allowance on Houston–Calgary flights varies by airline and fare. Basic economy tickets may not include a checked bag, while standard economy usually permits one checked bag and a carry-on. Premium cabins offer more generous allowances, often with two checked bags." }, "q22": { "question": "What cabin and seat options are typical from Houston to Calgary?", "answer": "Flights from Houston to Calgary typically offer Economy and, on some airlines, Premium Economy and flat‑bed Business class." }, "q23": { "question": "Are same‑day changes or standby possible on this route?", "answer": "Policies vary by airline and fare; flexible and premium cabin tickets often allow same‑day changes or standby, while Basic Economy typically does not." } } } }