Cheap flights from Harry Reid International to Seattle-Tacoma from $119
Updated 2026-07-17
867 miles great-circle distance, typically flown in 2h 09m with 8 airlines operating direct service from Harry Reid International (LAS) to Seattle-Tacoma (SEA). Fares on this corridor stay relatively stable across the year — booking 4–8 weeks ahead and choosing a midweek departure typically secures the best price.
Flying from Harry Reid International
Harry Reid International sits a five-minute drive from the south end of the Las Vegas Strip — closer to its city centre than virtually any other major US airport. The terminals don't connect to rail; airport shuttles, taxis and rideshare handle the bulk of arriving traffic. Southwest is the largest carrier with its biggest non-base operation here, and Spirit, Frontier and Allegiant make Las Vegas one of the cheapest US fly-in destinations from anywhere in the country.
Arriving in Seattle
Seattle-Tacoma is 14 miles south of downtown Seattle, with the Link Light Rail Red Line running directly from the airport station to Westlake in 38 minutes for $3.25 — possibly the simplest big-city airport transfer in the United States. Fares peak in mid-summer (June–August) and around Bumbershoot/Labor Day; January and February are the cheapest months despite winter rain.
Who flies LAS to SEA?
| Airline | IATA | Flight time | Cabin |
| Southwest Airlines | WN | 2h 09m | Economy |
| Spirit Airlines | NK | 2h 09m | Economy |
| Frontier Airlines | F9 | 2h 09m | Economy |
| American Airlines | AA | 2h 09m | Economy |
| Delta Air Lines | DL | 2h 09m | Economy |
| United Airlines | UA | 2h 09m | Economy |
| JetBlue Airways | B6 | 2h 09m | Economy |
| Allegiant Air | G4 | 2h 09m | Economy |
8 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Las Vegas to Seattle FAQs
Direct flights from Harry Reid International (LAS) to Seattle-Tacoma (SEA) take approximately 2h 09m for the 867-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
8 carriers operate direct service from Harry Reid International (LAS) to Seattle-Tacoma (SEA): Southwest Airlines, Spirit Airlines, Frontier Airlines, American Airlines, Delta Air Lines and 3 more. Frequencies vary by season and carrier — Southwest Airlines typically operates the highest weekly count on this corridor.
No — United States is domestic travel for US citizens. A US passport is not required for the 50 states, DC or US territories (Puerto Rico, US Virgin Islands, Guam, American Samoa, Northern Mariana Islands), though Real ID-compliant ID is required at TSA from May 2025.
Seattle-Tacoma (SEA) is the primary international airport for Seattle. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.