Frontier flights from San Francisco to Las Vegas (SFO - LAS)

SFO — LAS
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from San Francisco to Las Vegas on Frontier typically fly into Las Vegas Harry Reid Intl and depart from San Francisco. Select your dates above for pricing.

Frontier flights from San Francisco to Las Vegas in 2026

Find detailed information about Frontier flights from San Francisco to Las Vegas. Explore the options provided by Frontier to plan your journey from San Francisco to Las Vegas. Data last updated 29 January 2026.

Return from

S$ 187

Popular in

December

Cheapest in

March

Average price (all airlines)

S$ 254
Frontier
  • Frontier
  • 9-2-12-2
  • 1 total stop
  • 6h 24m total
  • San Francisco to Las Vegas
Highest demand for flights from San Francisco to Las Vegas Harry Reid Intl; 13% potential price increase.
Best time to find cheap flights from San Francisco to Las Vegas Harry Reid Intl; 2% potential price drop.
Average price for all San Francisco to Las Vegas Harry Reid Intl flights (one-way and round-trip).
  • How do most travelers feel about Frontier?

    3,056 Cheapflights users have left reviews for Frontier and have rated the airline 5.7/10. If you are looking to travel from San Francisco to Las Vegas on Frontier, input your dates in the form above for our best prices!

Find Frontier flight deals from San Francisco to Las Vegas

Enter your travel dates to find the best prices.

Cheapest Frontier flights from San Francisco to Las Vegas
Explore the most affordable Frontier flight options available from San Francisco to Las Vegas. Find the lowest fares with prices last updated on 29 January 2026.

Mon 9-214:49
SFO
-
LAS
1 stop4h 36m
Frontier
Thu 12-206:00
LAS
-
SFO
Nonstop1h 48m
Frontier
Deal found 27-1S$ 187

How far ahead should I book a flight from San Francisco to Las Vegas with Frontier?

Use this chart to determine the optimal time to book a return flight from San Francisco to Las Vegas. Price data was last updated on 23 January 2026.

Booking with Frontier 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Francisco to Las Vegas with Frontier?

Currently, the most affordable month to book a Frontier flight from San Francisco to Las Vegas in February, with an average price of S$ 23. Conversely, traveling with Frontier from San Francisco to Las Vegas in July will be the most expensive, with an average cost of S$ 88. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Best time to book a flight from San Francisco to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from San Francisco with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

See what others are saying about Frontier

Read reviews and see what other travellers are saying about their experiences with Frontier. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Frontier for your next flight. Reviews last updated 29 January 2026.
Frontier
5.7
Fair
3,056 reviews
Overview

Food

4.6

Boarding

6.0

Crew

6.6

Entertainment

4.3

Comfort

5.5

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.