$59 Cheap Frontier Airlines flights San Francisco (SFO) to Las Vegas (LAS)

Use the “Price (lowest to highest)” filter on Expedia to look for cheap Frontier Airlines return flights from $80 from SFO to LAS. Affordable one-way tickets from $59 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines flights to Las Vegas tend to be more affordable in the low-season months of January and June. Whether you’re after a round-trip or one-way ticket, you could find a better deal then.

Look for cheap Frontier Airlines flights from San Francisco Intl. Airport (SFO) to Harry Reid Intl. Airport (LAS) one to three months ahead of your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the best day of the week to book a domestic flight is usually Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Frontier Airlines offers direct flights from San Francisco Intl. Airport (SFO) to Harry Reid Intl. Airport (LAS), with 21 weekly departures. Simply apply the “Nonstop” and “Airline” filters while searching on Expedia to find all direct Frontier Airlines flights to LAS.

Take off from San Francisco Intl. Airport (SFO) for Harry Reid Intl. Airport (LAS) on a direct Frontier Airlines flight, and you’ll be in the sky for about 1h 42m.

Frontier Airlines operates the most flights from San Francisco Intl. Airport (SFO) to Harry Reid Intl. Airport (LAS) on Friday. With up to 3 daily departures, you’ll get the most choice and flexibility on this day.

Setting off from SFO at 8:06AM UTC-8, the first Frontier Airlines flight to LAS arrives at 9:50AM UTC-8. Flying early means you’ll be less likely to encounter cancellations or delays.* Prefer a later start? The last Frontier Airlines flight from SFO to LAS departs at 10:42PM UTC-8 and touches down at 12:25AM UTC-8.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Harry Reid Intl. Airport (LAS) is the main Las Vegas gateway for Frontier Airlines flights from San Francisco Intl. Airport (SFO).

Travel from SFO to LAS with Frontier Airlines and enjoy a range of benefits including a rewarding loyalty program. When booking through Expedia as a Frontier Miles and One Key™ member, you may also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Frontier Airlines typically uses Airbus A320neo planes for journeys from San Francisco Intl. Airport (SFO) to Harry Reid Intl. Airport (LAS). Keep in mind that aircraft type can differ depending on operational needs, so the plane you catch might be different on your travel date.

Depending on your fare type, a fee generally applies if you modify or cancel your booking more than 24 hours after confirmation. To find flexible plane tickets, select our “Changes included” or “No cancel fee” filter when searching for flights. For additional information on modifying or canceling your reservation, go to “Trips,” select your flight and click on “Manage Booking.”