$27 Cheap Flights from Las Vegas (LAS) to San Diego (SAN)

View $27 flight on Wed, May 28, 2025Opens in a new window

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Find available prices by choosing your travel dates.

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

Prices were available within the past 7 days and start at $27 for one-way flights and $53 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Wed, May 21 - Tue, May 27
LAS
Las Vegas
SAN
San Diego
$53 Roundtrip, just found
$53
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, May 21 from Las Vegas to San Diego, returning Tue, May 27, priced at $53 just found
Spirit Airlines
Wed, May 21 - Tue, May 27
LAS
Las Vegas
SAN
San Diego
$60 Roundtrip, just found
$60
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, May 21 from Las Vegas to San Diego, returning Tue, May 27, priced at $60 just found
Spirit Airlines
Wed, May 21 - Tue, May 27
LAS
Las Vegas
SAN
San Diego
$61 Roundtrip, just found
$61
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, May 21 from Las Vegas to San Diego, returning Tue, May 27, priced at $61 just found
Spirit Airlines
Wed, May 28 - Thu, May 29
LAS
Las Vegas
SAN
San Diego
$61 Roundtrip, found 1 hour ago
$61
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Wed, May 28 from Las Vegas to San Diego, returning Thu, May 29, priced at $61 found 1 hour ago
Frontier Airlines
Mon, May 12 - Wed, May 21
LAS
Las Vegas
SAN
San Diego
$65 Roundtrip, found 1 hour ago
$65
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, May 12 from Las Vegas to San Diego, returning Wed, May 21, priced at $65 found 1 hour ago
Spirit Airlines
Wed, May 7 - Wed, May 21
LAS
Las Vegas
SAN
San Diego
$65 Roundtrip, found 1 hour ago
$65
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Wed, May 7 from Las Vegas to San Diego, returning Wed, May 21, priced at $65 found 1 hour ago
Spirit Airlines
Fri, Jun 13 - Sun, Jun 15
LAS
Las Vegas
SAN
San Diego
$66 Roundtrip, just found
$66
Roundtrip
just found
Select Spirit Airlines flight, departing Fri, Jun 13 from Las Vegas to San Diego, returning Sun, Jun 15, priced at $66 just found
Delta
Wed, May 21 - Tue, May 27
LAS
Las Vegas
SAN
San Diego
$77 Roundtrip, just found
$77
Roundtrip
just found
Select Delta flight, departing Wed, May 21 from Las Vegas to San Diego, returning Tue, May 27, priced at $77 just found
Southwest Airlines
Wed, May 21 - Tue, May 27
LAS
Las Vegas
SAN
San Diego
$80 Roundtrip, just found
$80
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, May 21 from Las Vegas to San Diego, returning Tue, May 27, priced at $80 just found
American Airlines
Fri, Jul 4 - Mon, Jul 7
LAS
Las Vegas
CLD
Carlsbad
$159 Roundtrip, just found
$159
Roundtrip
just found
Select American Airlines flight, departing Fri, Jul 4 from Las Vegas to Carlsbad, returning Mon, Jul 7, priced at $159 just found

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN) cost?
You can land cheap return fares from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN) starting at $53. Reserve your seat and start your adventure. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Spirit Airlines flight leaving LAS on May 21 2025 and touching down at SAN. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from LAS to SAN?
The cheapest flights from LAS to SAN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN)?
Pick from 5 carriers that operate direct flights from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN). They are:

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

What is the cheapest airline that flies from LAS to SAN?
At the moment, the cheapest carrier operating one-way flights from LAS to SAN is Spirit Airlines. You can take off on this route from $27. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from LAS on May 28 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN)?
Every day on average, 20 nonstop flights take off from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN). Choose the departure that best suits your travel plans.
What are the most popular departure times for flights from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN)?
The 7 AM departures from LAS to SAN are the busiest. These flights can come with a higher price due to their popularity. If you’re hoping to save money, pick a less crowded time to fly.
What day of the week has the most flights from LAS to SAN?
Depart on a Friday if you’re looking for the best selection of flights from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN).
What is the earliest flight from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN)?
Harry Reid Intl. Airport (LAS)’s earliest flight to San Diego Intl. Airport (SAN) leaves at approximately 6:30AM UTC-8. With a total travel time of 1h 10m, you’ll arrive at around 7:40AM UTC-8.
How long does it take to fly from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN)?
The average flight duration from LAS to SAN is 1 hour and 14 minutes, covering a distance of 260 mi.
What airline has the least delays from LAS to SAN?
With 80% of journeys typically landing on time, Alaska Airlines has the best on-time performance for nonstop flights from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN). To keep track of your flight status and receive notifications if anything changes, head to the Expedia App.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN)?
To touch down at San Diego Intl. Airport (SAN) on schedule, select a flight that leaves Harry Reid Intl. Airport (LAS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 San Diego from Harry Reid Intl. Airport (LAS)?
If you’re boarding a direct flight from Harry Reid Intl. Airport (LAS) to San Diego, San Diego Intl. Airport (SAN) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN) last-minute?
Booking your flight from LAS to SAN right before your trip is typically more expensive. However, if there’s some wiggle room with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a LAS to SAN flight and hotel package?
You can save money by securing a LAS to SAN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one convenient place. Once you’ve selected your ideal accommodations and flights, you can add extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN)?
You can usually cancel or reschedule your LAS to SAN flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and if any costs are involved. You’ll also find further details on our Customer Service portal.
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