What Does It Cost to Fly to Las Vegas? Route Fares, Fare Timing, Flight Times, Carriers, Ticket Taxes and Passenger Traffic from US DOT, BTS, Airport and Fare-Search Data, 1970–2026

Las Vegas is one of the largest domestic air destinations in the United States, but the price of getting there is reported in incompatible forms. We combine official and commercial sources. On the 63 top-1,000 US city-pair markets that included Las Vegas in the first quarter of 2026, the passenger-weighted one-way fare (DOT Consumer Airfare Report) was USD 256.78; commercial fare searches averaged USD 307 for a round trip. Origin dominated: one-way fares ranged from USD 144.95 (San Diego) to USD 409.94 (Atlanta), and routes of 2,000 miles or more cost 1.90 times routes under 500 miles. The yearly one-way average rose from USD 114.11 in 1996 to USD 217.62 in 2025 in current dollars. In the search data, the January median round trip (USD 254) was 40.2% below June (USD 356), and fares booked five weeks ahead were lowest. Using BTS T-100 segment data for 2025, 196,575 domestic passenger flights carried 24,953,143 passengers into Las Vegas at a 77.8% load factor; Southwest carried 43.1%. The passenger-weighted flight took 148.5 minutes airborne and 173.3 minutes gate to gate. Federal taxes and airport charges accounted for about USD 50.07 (16.3%) of a USD 307 nonstop round trip. The airport handled a record 58.4 million passengers in 2024 and 55.0 million in 2025; January–July 2026 traffic was 6.9% below 2025, after Spirit Airlines left the market. All official inputs are public.