$24 Cheap Flights from San Diego (SAN) to Las Vegas (LAS)

View $24 flight on Mon, Nov 3, 2025Opens in a new window

Popular airlines from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS)

Today's featured flight deals from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from San Diego to Las Vegas (SAN-LAS)

Prices were available within the past 7 days and start at $24 for one-way flights and $48 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Jan 6 - Thu, Jan 8
SAN
San Diego
LAS
Las Vegas
$48 Roundtrip, found 2 hours ago
$48
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Tue, Jan 6 from San Diego to Las Vegas, returning Thu, Jan 8, priced at $48 found 2 hours ago
Frontier Airlines
Mon, Dec 29 - Thu, Jan 8
SAN
San Diego
LAS
Las Vegas
$53 Roundtrip, found 9 hours ago
$53
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Mon, Dec 29 from San Diego to Las Vegas, returning Thu, Jan 8, priced at $53 found 9 hours ago
Frontier Airlines
Sun, Nov 2 - Thu, Nov 6
SAN
San Diego
LAS
Las Vegas
$58 Roundtrip, just found
$58
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, Nov 2 from San Diego to Las Vegas, returning Thu, Nov 6, priced at $58 just found
Frontier Airlines
Tue, Oct 21 - Fri, Oct 31
SAN
San Diego
LAS
Las Vegas
$63 Roundtrip, found 9 hours ago
$63
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Tue, Oct 21 from San Diego to Las Vegas, returning Fri, Oct 31, priced at $63 found 9 hours ago
Frontier Airlines
Sat, Dec 20 - Mon, Dec 29
SAN
San Diego
LAS
Las Vegas
$68 Roundtrip, found 11 hours ago
$68
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Sat, Dec 20 from San Diego to Las Vegas, returning Mon, Dec 29, priced at $68 found 11 hours ago
Frontier Airlines
Wed, Jan 7 - Fri, Jan 9
SAN
San Diego
LAS
Las Vegas
$73 Roundtrip, found 2 hours ago
$73
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, Jan 7 from San Diego to Las Vegas, returning Fri, Jan 9, priced at $73 found 2 hours ago
Southwest Airlines
Mon, Jan 19 - Wed, Jan 21
SAN
San Diego
LAS
Las Vegas
$77 Roundtrip, found 1 day ago
$77
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Mon, Jan 19 from San Diego to Las Vegas, returning Wed, Jan 21, priced at $77 found 1 day ago
Delta
Mon, Jan 19 - Wed, Jan 21
SAN
San Diego
LAS
Las Vegas
$77 Roundtrip, found 1 day ago
$77
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Jan 19 from San Diego to Las Vegas, returning Wed, Jan 21, priced at $77 found 1 day ago
Alaska Airlines
Sat, Nov 15 - Mon, Nov 17
SAN
San Diego
LAS
Las Vegas
$93 Roundtrip, just found
$93
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Nov 15 from San Diego to Las Vegas, returning Mon, Nov 17, priced at $93 just found
Hawaiian Airlines
Mon, Mar 16 - Fri, Mar 20
SAN
San Diego
LAS
Las Vegas
$147 Roundtrip, found 2 days ago
$147
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Mon, Mar 16 from San Diego to Las Vegas, returning Fri, Mar 20, priced at $147 found 2 days ago

Find the cheapest month to fly from San Diego (SAN) to Las Vegas (LAS)

November is typically the cheapest month to fly

From $40 - $107 per traveler.

Alternative airports near Las Vegas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McCarran Intl. LAS. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $98
LAS
McCarran Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $98

Frequently asked questions

How much does a flight from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS) cost?
Secure a cheap one-way flight from $24 or cheap return flight from $48 from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS)?
January is the least expensive month to fly from SAN to LAS. Traveling outside of peak seasons is often the key to better flight prices.
Which airlines fly direct from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS)?
When flying out of San Diego Intl. Airport (SAN), 5 carriers can take you straight to Harry Reid Intl. Airport (LAS) without a layover, including:

  • Southwest Airlines
  • Spirit Airlines
  • Alaska Airlines
  • Delta Air Lines
  • Frontier Airlines

What is the cheapest airline that flies from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS)?
While prices can vary depending on your travel dates, Frontier Airlines and Delta Air Lines are often frequently picked for flights between San Diego Intl. Airport (SAN) and Harry Reid Intl. Airport (LAS). You can also compare carriers on Expedia and use the "Sort by" filter to find the best deal for your SAN to LAS flight.
How many flights per day from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS)?
Each day on average, 20 direct flights take off from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS). Choose the departure time that best suits your plans.
What are the most popular departure times for flights from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS)?
Flights between SAN and LAS are their busiest at 1 PM. If you want a more relaxed atmosphere and potentially cheaper tickets, look for a departure that's outside typical rush times.
What day of the week has the most flights from SAN to LAS?
Jet off on a Friday if you're searching for the largest selection of flights from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS).
What is the earliest flight from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS)?
San Diego Intl. Airport (SAN)'s earliest flight to Harry Reid Intl. Airport (LAS) leaves at approximately 6:15AM UTC-8. With a total travel time of 1h 25m, you'll touch down at around 7:40AM UTC-8.
How long does it take to fly from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS)?
The average flight time from SAN to LAS is 1 hour and 24 minutes, covering a distance of 260 mi.
What airline has the least delays from SAN to LAS?
With 83% of flights usually landing on time, Delta Air Lines has the best on-time performance for direct flights from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS). To keep track of your flight status and get notified if anything changes, head to the Expedia App.
What is the best time to fly from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS)?
To avoid potential delays on the San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Las Vegas from San Diego Intl. Airport (SAN)?
Harry Reid Intl. Airport (LAS) is the only airport in Las Vegas with direct flights from San Diego Intl. Airport (SAN). Check out the available options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS) last-minute?
Booking your ticket from SAN to LAS right before your getaway is generally more expensive. However, if you're flexible with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a SAN to LAS flight and hotel package?
Compared with arranging flights and hotels separately, booking a SAN to LAS flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place will take the stress out of travel planning. Simply secure your flights and choose from our wide range of stays, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to Harry Reid Intl. Airport (LAS)?
Typically, you can reschedule or cancel your SAN to LAS flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you want further details, go to our Customer Service portal.

Travel information

Origin airport
San Diego Intl.
Destination airport
Harry Reid Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$48
Distance
259 mi
Average flight time
1 hour 23 mins

Book with confidence

San Diego to Las Vegas Flights

The cheapest times to fly from San Diego to Las Vegas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Diego to Las Vegas are during the month of January. You can find some of the cheapest flights from San Diego to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Diego to Las Vegas

Sunday is one of the best days to book for cheap flights from San Diego to Las Vegas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Diego to Las Vegas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Diego to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from $24 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Diego to Las Vegas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Diego to Las Vegas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Diego to Las Vegas Flights

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*Available to One Key members.