Cheap flights from Las Vegas to San Diego

Compare Las Vegas to San Diego flight deals

Find the cheapest month or even day of the year to fly to San Diego

Book the best San Diego fare with no extra fees

Flight deals from Las Vegas to San Diego

Looking for a cheap last-minute deal or the best round-trip flight from Las Vegas to San Diego? Find the lowest prices on one-way and round-trip tickets right here.

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Find the cheapest month to fly from Las Vegas to San Diego

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Las Vegas to San Diego flights are currently cheapest in May.

Direct flights from Las Vegas to San Diego

Alternative Las Vegas to San Diego routes

Looking for the cheapest, fastest or easiest route from Las Vegas to San Diego? You could fly into the following airports instead.

Las Vegas to San Diego: Flight information

The things to know before you go.
Cheapest flight foundC$53
Cheapest month to flyMay
Average flight time1 hr, 15 mins
Most popular airlineSouthwest Airlines
Average flights per week174

Finding cheap flights from Las Vegas to San Diego: Frequently asked questions

There are 3 airports in San Diego: San Diego International, El Cajon and McClellan – Palomar.
The best price we found for a round-trip flight from Las Vegas to San Diego is C$53. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 15 minutes is the average flight time from Las Vegas to San Diego.
Southwest Airlines, SkyWest Airlines and Delta fly direct from Las Vegas to San Diego.
There are 347 flights per week flying from Las Vegas to San Diego, as of April 2024.
The cheapest month to fly from Las Vegas to San Diego is usually May.
If you're flying from Las Vegas, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the center of San Diego. We've found flights to this airport from C$53.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Las Vegas to San Diego on Monday, May 13, 2024.
Yes – the average flight time is 1 hour and 15 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 16°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
The cheapest airline that flies to San Diego is Frontier Airlines.

How to find cheap flights to San Diego from Las Vegas

Looking for cheap tickets from Las Vegas to San Diego? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit "search." From Delta Air Lines to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Las Vegas to San Diego. And with us, there are no hidden fees – what you see is what you pay.
  • Compare flight deals to San Diego from Las Vegas from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys.
  • Flex your dates to find the best Las Vegas–San Diego ticket prices. If you're flexible when it comes to your travel dates, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to San Diego from Las Vegas.
  • Set up a Price Alert. You can easily track the fare of your cheap Las Vegas–San Diego flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Las Vegas and San Diego? Make sure to tick "Direct flights only" when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business Class flights from Las Vegas and San Diego. We scour the Internet for the best Business, Premium Economy and First Class flight fares to San Diego, too. Check the difference in price as you search – you might just stumble on a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Las Vegas to San Diego flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save the next time you travel.
  • Combine your flight to San Diego from Las Vegas with hotels and car rental

    Once you've secured your cheap flight ticket from Las Vegas to San Diego, discover the best prices and exclusive rates for hotels in San Diego or nearby. You can also compare hundreds of car rental companies at once so you get the best car rental price for your trip.


More flight options

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.