Cheap flights from Las Vegas to Seattle (LAS–SEA)
LASHarry Reid International Airport
United States
United States
SEASeattle–Tacoma International Airport
United States
United States
Alaska Airlines, Delta Air Lines, Frontier Airlines and Southwest Airlines fly Las Vegas to Seattle (LAS–SEA) nonstop and back, a great-circle distance of 1,390 km (867 mi).
- From
- LAS
- Las Vegas
- To
- SEA
- Seattle
- Nonstop
- Yes · 4 airlines
- Airlines
- AS · DL · F9 · WN
- Cheapest fare found
- $97 one-way
- Distance
- 1,390 km (867 mi)
- Most flights
- Alaska Airlines
- Time in the air
- 2h 07m · 2h back
- On time (Touchdown Index)
- 78%
- Flights a week
- AS ~42 · DL ~29 · F9 ~8 · WN ~18
- Aircraft seen
- Boeing 737-900 · Boeing 737-800 · Boeing 737 Max 8
Network data imported from airport and airline sources:· How we verify
Las Vegas to Seattle fares by month
Cheapest one-way fare found: $97 for January 2027 on Frontier Airlines (1 stop). Nonstop from $157.
- Oct ’26$157
- Jan ’27$97
Cheapest one-way fares per month of departure in the Aviasales price cache, found . Fares change by the hour: the live fare is shown when you search.
When to fly LAS–SEA
Days in Seattle average 18–28 °C in May, June, July, August and September.
Las Vegas to Seattle: frequently asked questions
Fares: Aviasales price cache, 8 October 2026; tracked flights between 6 September and 3 October 2026, from public ADS-B data.
How much is a flight from Las Vegas Harry Reid (LAS) to Seattle–Tacoma (SEA)?
From $97 one-way, the cheapest fare found for January 2027 on Frontier Airlines with 1 stop; nonstop from $157 (found 8 October 2026).
How long is the LAS–SEA flight?
2h 07m wheels-up to wheels-down, the median of 395 tracked flights; SEA–LAS took 2h.
Which airlines fly LAS–SEA direct?
Alaska Airlines, Delta Air Lines, Frontier Airlines and Southwest Airlines.
What is the time difference between Las Vegas and Seattle?
None: Las Vegas and Seattle keep the same time.
Is LAS–SEA usually on time?
78% of 706 LAS–SEA flights landed within 15 minutes of their usual time; 4.8% were over an hour late.
How many LAS–SEA flights a week?
Alaska Airlines 42, Delta Air Lines 29, Frontier Airlines 8 and Southwest Airlines 18 each way.
What aircraft fly LAS–SEA?
Boeing 737-900, Boeing 737-800 and Boeing 737 Max 8.
Seattle to Las Vegas: the return flight (SEA–LAS)
All 4 airlines also fly SEA–LAS nonstop.
The return takes 2h in the air (median of 390 tracked flights).
Airlines flying LAS–SEA nonstop
| Airline | Usually takes off (LAS time) | Type | Alliance | Notes |
|---|---|---|---|---|
 Alaska Airlines AS | 06:15–18:20 | full-service | oneworld | — |
 Delta Air Lines DL | 06:09–19:39 | full-service | SkyTeam | — |
 Frontier Airlines F9 | 06:52–08:37 | low-cost | — | — |
 Southwest Airlines WN | 08:15–22:06 | low-cost | — | — |
One-stop alternatives to flying LAS–SEA nonstop
One airline on both legs; check it's sold as one ticket.
- Via Portland (PDX) with Alaska Airlines: 1,440 km (892 mi) flown, 3% further than nonstop.
- Via Boise (BOI) with Alaska Airlines: 1,480 km (918 mi) flown, 6% further than nonstop.
- Via Sacramento (SMF) with Southwest Airlines: 1,610 km (1,000 mi) flown, 16% further than nonstop.
- Via Salt Lake City (SLC) with Delta Air Lines and Frontier Airlines: 1,700 km (1,060 mi) flown, 22% further than nonstop.
- Via Santa Rosa (STS) with Alaska Airlines: 1,720 km (1,070 mi) flown, 24% further than nonstop.
LAS–SEA route map
More from Las Vegas and Seattle
Other arrivals in United States
Also nonstop from LAS, nearest to SEA first (straight-line distance):
- Everett (PAE) · 51 km (32 mi) from SEA
- Bellingham (BLI) · 150 km (94 mi) from SEA
- LAS–PDX: Portland · 208 km (129 mi) from SEA
- Pasco (PSC) · 276 km (172 mi) from SEA
- Spokane (GEG) airport guide · 359 km (223 mi) from SEA
Explore the airlines’ route maps
- Alaska Airlines route map and destinations
- Delta Air Lines route map and destinations
- Frontier Airlines route map and destinations
- Southwest Airlines route map and destinations
Plan your arrival at Seattle–Tacoma International Airport (SEA)
Departure
Harry Reid International Airport
Harry Reid (LAS), Las Vegas. In our data, 31 airlines fly nonstop from LAS to 158 destinations.
View LAS airport guide →Arrival
Seattle–Tacoma International Airport
2 ways into Seattle, fastest from 25 min:
- Link light rail (1 Line) 38–40 min · $3
- Taxi or rideshare 25–45 min
Weather in Seattle vs Las Vegas
Seattle is cooler than Las Vegas in every month, by 6–16°C; the biggest gap is in June (22°C against 37°C). In October it averages 16°C in Seattle and 27°C in Las Vegas.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Seattle | 9° | 10° | 12° | 15° | 19° | 22° | 25° | 25° | 22° | 16° | 11° | 8° |
| Las Vegas | 15° | 17° | 22° | 26° | 31° | 37° | 40° | 39° | 35° | 27° | 20° | 14° |
Average daily highs. Climate normals from Climate of Seattle and Las Vegas (Wikipedia, CC BY-SA), which cite the national weather services.
Onward from Seattle
Places you can't fly to nonstop from LAS, but can from SEA — for a stopover or a second leg.
Related routes
Sources
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
Flight tracking: adsb.lol community ADS-B data (CC0), 6 September – 3 October 2026. Times are median wheels-up to wheels-down; add taxiing for gate-to-gate.
Report a change — seen something different at the airport or on the airline's site? We re-check and log corrections publicly.