{ "response": { "Key": "DEN-SLC", "orig": { "code": "DEN", "type": "airport", "city": "Denver", "fullCity": "Denver, Colorado", "airport": "Denver Intl Airport" }, "dest": { "code": "SLC", "type": "airport", "city": "Salt Lake City", "fullCity": "Salt Lake City, Utah", "airport": "Salt Lake City Intl Airport" }, "faq": { "q0": { "question": "What is the typical flight duration from Denver to Salt Lake City?", "answer": "A nonstop flight from Denver (DEN) to Salt Lake City (SLC) typically takes around 1 hour 30 minutes. Return flights are similar in duration, and most major carriers offer comparable times on this short domestic route." }, "q1": { "question": "Are there any direct flights from Denver to Salt Lake City?", "answer": "Yes, nonstop flights from Denver to Salt Lake City are plentiful, with Delta, Frontier, Southwest, and United all operating daily service; United Express flights are also available, operated by SkyWest. Combined, these carriers offer over 400 weekly nonstop flights, with departures spread throughout the day from early morning until late evening.", "methodology": "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. 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": [ "flight_schedule", "route_airlines" ] }, "q2": { "question": "Are there visa requirements to travel from Denver to Salt Lake City?", "answer": "No visa requirements apply because both Denver and Salt Lake City are within the United States. This is a domestic flight, so no passport or visa is needed for any traveler." }, "q3": { "question": "What are the ground transportation options in Salt Lake City?", "answer": "From Salt Lake City Airport (SLC), you can reach downtown via TRAX light rail (Green Line) in about 20 minutes, with trains every 15 minutes—it's the most popular and efficient option. Taxis cost $20–$25 and take roughly 15 minutes, while ride-shares like Uber and Lyft are also readily available. UTA public buses run every 30 minutes and are the cheapest at $2.35 per ride. Rental cars are on-site from over a dozen companies, ideal for exploring nearby ski resorts and national parks. The light rail is the fastest and most-used method for getting to the city center.", "toolsUsed": [], "references": [ { "url": "https://www.americanairportguide.com/slc/salt-lake-city-arrivals.htm", "title": "Live Salt Lake City Airport Airport Arrivals (SLC)", "time_published": "2026-01-01T00:00:00Z" }, { "url": "https://www.americanairportguide.com/slc/salt-lake-city-buses.htm", "title": "Buses to and from Salt Lake City Airport (SLC) with Bus Routes and Times", "time_published": "2026-01-01T00:00:00Z" }, { "url": "https://www.airport.guide/kslc/guides", "title": "Salt Lake City Airport (SLC) | Guides", "time_published": "2020-01-01T00:00:00Z" }, { "url": "https://en.wikipedia.org/wiki/Transportation_in_Salt_Lake_City", "title": "Transportation in Salt Lake City", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-05-05T01:48:57Z" }, { "url": "https://airport.guide/kslc/rental-cars", "title": "Salt Lake City Airport (SLC) | Car Rental" } ] }, "q4": { "question": "When is the cheapest time to fly from Denver to Salt Lake City?", "answer": "The cheapest time to fly from Denver to Salt Lake City is late autumn through winter, with November, August, and October offering the lowest average fares around $132–$136. Prices are highest in spring and early summer, particularly May and June, where average fares reach $230–$232.", "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 Denver to Salt Lake City?", "answer": "For flights from Denver to Salt Lake City, booking 3–6 weeks ahead is optimal, averaging $108, with the single cheapest day at 70 days out ($97). During summer and holidays, that window should shift earlier — aim for 6–10 weeks ahead to catch fares before they spike.", "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 Denver to Salt Lake City?", "answer": "Yes, overnight red-eye flights operate from Denver to Salt Lake City. Southwest offers the most with 35 weekly red-eyes departing daily between roughly 9:20 PM and 10:55 PM, SkyWest (operating for mainline partners) runs 19 weekly red-eyes departing around 9:00–9:05 PM, and Frontier has 7 weekly red-eyes departing around 9:36 PM and 10:29 PM. These flights are short hops of about 1.5 hours, so they land well before midnight the same evening — they do not arrive 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 Denver to Salt Lake City?", "answer": "Southwest, United, Delta, and Frontier all operate nonstop flights from Denver to Salt Lake City. Southwest leads with about 202 weekly flights, United offers around 126 (including United Express flights operated by Republic), Delta flies roughly 69 weekly, and Frontier provides about 47. The schedule data doesn't include median fares for this route, so no per-carrier pricing is available.", "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" ] }, "q9": { "question": "How reliable are on‑time departures on this route from Denver to Salt Lake City?", "answer": "On‑time performance is generally strong on this short domestic route. Early flights and those operated by Delta and United tend to depart more reliably." }, "q11": { "question": "What documents should I bring with me to the airport when flying from Denver to Salt Lake City?", "answer": "For domestic U.S. flights, bring a Real ID or passport, ensure the name matches your ticket and carry payment for baggage and any required health documents." }, "q12": { "question": "Which airport should I use in Salt Lake City?", "answer": "Salt Lake City International Airport is the only commercial airport serving the city. It is located about 5 miles northwest of downtown, offering easy access to the city centre and nearby ski resorts." }, "q13": { "question": "How do I get to Denver Intl Airport from the city center?", "answer": "From downtown Denver, you can take the RTD A-Line train directly from Union Station to the airport in about 37 minutes, which is the fastest and most popular option. Ride‑share services like Uber and Lyft, as well as taxis, offer door‑to‑terminal convenience and take roughly 30–45 minutes depending on traffic. Driving and parking at DEN is straightforward, with shuttle‑connected lots and garages available. There are also regional buses, shared shuttles, and hotel courtesy vans, but the train is generally the most reliable and cost‑effective choice.", "toolsUsed": [], "references": [ { "url": "https://www.flydenver.com/parking-and-transportation/to-and-from/airport-transit-center/", "title": "Airport Transit Center | Denver International Airport", "time_published": "2026-02-24T17:09:34Z" }, { "url": "https://flydenver.com/connections/", "title": "Connections | Denver International Airport", "favicon": "https://flydenver.com/apple-touch-icon.png", "time_published": "2023-09-14T15:33:21Z" }, { "url": "https://en.wikipedia.org/wiki/Automated_Guideway_Transit_System_(Denver_International_Airport)", "title": "Automated Guideway Transit System (Denver International Airport)", "time_published": "2026-06-01T08:54:40Z" }, { "url": "https://en.wikipedia.org/wiki/Denver%20International%20Airport", "title": "Denver International Airport", "time_published": "2026-04-30T15:08:23Z" }, { "url": "https://www.faa.gov/?action=searchForAirport&airportcode=PSR", "title": "Federal Aviation Administration", "favicon": "https://www.faa.gov/themes/custom/faa/favicon.png", "time_published": "2026-07-17T12:00:00Z" } ] }, "q14": { "question": "Are there hotels or sleeping facilities at Salt Lake City airport?", "answer": "Salt Lake City International Airport does not have an on-site hotel, capsule hotel, or sleeping pods, but there are private suites available in Concourse A for uninterrupted rest. Several nearby hotels, like the SpringHill Suites Salt Lake City Airport, offer free 24/7 shuttle service and are located just 7 minutes from the terminal.", "toolsUsed": [], "references": [ { "url": "https://sleepinginairports.net/guides/salt-lake-city-airport-guide.htm", "title": "Salt Lake City Airport Guide (SLC) - Sleeping in Airports", "time_published": "2026-01-29T17:46:13Z" }, { "url": "https://www.sleepinginairports.net/usa/saltlakecity.htm", "title": "Salt Lake City Airport Guide (SLC) - Sleeping in Airports", "time_published": "2026-05-29T21:57:18Z" }, { "url": "https://www.marriott.com/en-us/hotels/slcsa-springhill-suites-salt-lake-city-airport/overview/", "title": "Hotel near Salt Lake City Airpor | SpringHill Suites Salt Lake City Airport", "time_published": "2025-02-19T00:00:00Z" }, { "url": "https://www.americanairportguide.com/slc/salt-lake-city-arrivals.htm", "title": "Live Salt Lake City Airport Airport Arrivals (SLC)", "time_published": "2026-01-01T00:00:00Z" }, { "url": "https://www.americanairportguide.com/slc/salt-lake-city-departures.htm", "title": "Live Salt Lake City Airport Airport Departures (SLC)", "time_published": "2026-01-01T00:00:00Z" }, { "url": "https://www.americanairportguide.com/slc/", "title": "Salt Lake City Airport Guide - All Information on Salt Lake City Airport (SLC)", "time_published": "2024-01-01T00:00:00Z" } ] }, "q15": { "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Salt Lake City Intl Airport?", "answer": "Salt Lake City International Airport offers free Wi‑Fi throughout its terminals. Currency exchange offices and dedicated prayer rooms or chapels are not mentioned in available amenity information for the airport.", "toolsUsed": [], "references": [ { "url": "https://www.americanairportguide.com/slc/salt-lake-city-arrivals.htm", "title": "Live Salt Lake City Airport Airport Arrivals (SLC)", "time_published": "2026-01-01T00:00:00Z" }, { "url": "https://www.americanairportguide.com/slc/salt-lake-city-departures.htm", "title": "Live Salt Lake City Airport Airport Departures (SLC)", "time_published": "2026-01-01T00:00:00Z" }, { "url": "https://airport.guide/kslc", "title": "Salt Lake City Airport (SLC) | Terminal maps | Airport guide", "time_published": "2026-02-05T00:00:00Z" }, { "url": "https://www.airport.guide/kslc/guides", "title": "Salt Lake City Airport (SLC) | Guides", "time_published": "2020-01-01T00:00:00Z" }, { "url": "https://en.wikipedia.org/wiki/Salt%20Lake%20City%20International%20Airport", "title": "Salt Lake City International Airport", "time_published": "2026-04-28T02:44:55Z" } ] }, "q17": { "question": "What aircraft are typically used on flights from Denver to Salt Lake City?", "answer": "Nonstop flights between Denver and Salt Lake City most commonly use the Boeing 737 MAX 8 and Boeing 737-800, both operated by Southwest and United, along with the Embraer 175 on United and the Airbus A320-100 also on United. Some flights appear with unspecified aircraft types, particularly on Frontier and Southwest, so the exact metal can vary by day and airline. On connecting itineraries via Phoenix, Las Vegas, or other western hubs, the long leg is typically a 737 MAX 8 or 737-800 as well.", "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 Denver to Salt Lake City?", "answer": "United (Star Alliance) and Delta (SkyTeam) fly nonstop from Denver to Salt Lake City, alongside unaligned carriers Southwest and Frontier — Southwest notably belongs to no alliance. Oneworld has no nonstop presence on this route, though its members may offer connecting itineraries.", "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 Denver?", "answer": "Denver International Airport has two main lounge options: the Delta Sky Club in Concourse A (accessible to Delta Sky Club members, premium cabin passengers, or with a day pass) and the Centurion Lounge in Concourse C (available to American Express Platinum and Centurion cardholders, offering complimentary food and a full bar). Both provide Wi-Fi, flight monitors, and a quiet space to relax before your flight to Salt Lake City.", "toolsUsed": [], "references": [ { "url": "https://americanexpress.com/en-gb/travel/lounges/the-platinum-card/DEN", "title": "American Express Lounges at Denver International Airport | Amex GB", "time_published": "2026-05-03T00:00:00Z" }, { "url": "https://www.flydenver.com/", "title": "Denver International Airport | DEN", "favicon": "https://www.flydenver.com/apple-touch-icon.png", "time_published": "2026-06-02T21:34:27Z" }, { "url": "https://flydenver.com/at-the-airport", "title": "Exciting Things to Do at Denver International Airport", "time_published": "2026-02-18T15:39:31Z" }, { "url": "https://www.americanexpress.com/en-us/travel/lounges/the-centurion-card-idc-en/DEN/Delta-Sky-Club-Main-Terminal-Concourse-A-IgRTEiZDls/", "title": "Delta Sky Club at Denver International Airport | Amex US", "time_published": "2026-03-18T00:00:00Z" }, { "url": "https://carsandstays.delta.com/Denver-Hotels-Sleep-Inn-Suites-Denver-International-Airport.h23533743.Hotel-Information?categorySearch=any_option&chkin=2026-07-06&chkout=2026-07-07&destType=MARKET&destination=Denver%2C+CO%2C+United+States+of+America+%28DEN-All+Airports%29&latLong=39.74483000000001%2C-104.94829500000002&pwa_ts=1782175590171&referrerUrl=aHR0cHM6Ly9jYXJzYW5kc3RheXMuZGVsdGEuY29tL0hvdGVsLVNlYXJjaA%3D%3D®ionId=6139084&rfrr=HSR&rm1=a2&searchId=b9103c12-38ab-46f5-86a7-f3447411bdbe&selectedRatePlan=383244565&selectedRoomType=218717901&sort=RECOMMENDED&top_cur=USD&top_dp=126&useRewards=false&x_pwa=1", "title": "Sleep Inn & Suites Denver International Airport", "favicon": "https://carsandstays.delta.com/favicon.ico", "time_published": "2026-06-23T09:32:24Z" } ] }, "q22": { "question": "What cabin and seat options are typical from Denver to Salt Lake City?", "answer": "Flights from Denver to Salt Lake City typically offer Economy and sometimes Economy Plus or extra‑legroom seating; Premium Economy and flat‑bed Business are not common on this short domestic route." }, "q23": { "question": "Are same‑day changes or standby possible on this route?", "answer": "Same‑day changes or standby depend on the airline and fare type, with greater flexibility offered on refundable and premium tickets compared to restrictive basic economy fares." } } } }