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Cheap Flights from Las Vegas (LASA) to San Diego (SAN)

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Compare Las Vegas to San Diego International flight deals

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

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Flight deals from Las Vegas to San Diego International

Looking for a cheap last-minute deal or the best return flight from Las Vegas to San Diego International? Find the lowest prices on one-way and return tickets right here.
San Diego.$60 per passenger.Departing Tue, 3 Jun, returning Wed, 4 Jun.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Tue, 3 Jun, arriving in San Diego International.Inbound direct flight with Spirit Airlines departs from San Diego International on Wed, 4 Jun, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From $60, select.
San Diego.$60 per passenger.Departing Wed, 28 May, returning Wed, 4 Jun.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Wed, 28 May, arriving in San Diego International.Inbound direct flight with Spirit Airlines departs from San Diego International on Wed, 4 Jun, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From $60, select.
San Diego.$66 per passenger.Departing Tue, 27 May, returning Wed, 28 May.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Tue, 27 May, arriving in San Diego International.Inbound direct flight with Spirit Airlines departs from San Diego International on Wed, 28 May, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From $66, select.
San Diego.$81 per passenger.Departing Tue, 17 Jun, returning Tue, 15 Jul.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Las Vegas Harry Reid International on Tue, 17 Jun, arriving in San Diego International.Inbound direct flight with Frontier Airlines departs from San Diego International on Tue, 15 Jul, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From $81, select.
San Diego.$102 per passenger.Departing Fri, 4 Jul, returning Sat, 12 Jul.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Fri, 4 Jul, arriving in San Diego International.Inbound direct flight with Spirit Airlines departs from San Diego International on Sat, 12 Jul, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From $102, select.
San Diego.$102 per passenger.Departing Wed, 10 Sep, returning Wed, 10 Sep.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Wed, 10 Sep, arriving in San Diego International.Inbound direct flight with Spirit Airlines departs from San Diego International on Wed, 10 Sep, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From $102, select.
San Diego.$120 per passenger.Departing Mon, 28 Jul, returning Fri, 1 Aug.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Las Vegas Harry Reid International on Mon, 28 Jul, arriving in San Diego International.Inbound direct flight with Frontier Airlines departs from San Diego International on Fri, 1 Aug, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From $120, select.
San Diego.$120 per passenger.Departing Sun, 3 Aug, returning Sun, 10 Aug.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Las Vegas Harry Reid International on Sun, 3 Aug, arriving in San Diego International.Inbound direct flight with Frontier Airlines departs from San Diego International on Sun, 10 Aug, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From $120, select.

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

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 International flights are currently cheapest in June.
May
from $66
Jun
from $60
Jul
from $102
Aug
from $120
Sep
from $102
Oct
from $149
Nov
from $207
Dec
from $337
Jan
from $244
Feb
from $196
Mar
Find prices
Apr
Find prices

Direct flights from Las Vegas to San Diego International

Las Vegas to San Diego International: Alternative routes

Compare routes from Las Vegas to San Diego below. You may find an airport to fly into that's cheaper, faster, or easier than San Diego International.

Las Vegas to San Diego: Flight information

The things to know before you go.
Cheapest flight found$60
Cheapest month to flyJune
Average flight time1 hr, 16 mins
Most popular airlineSouthwest Airlines
Average flights per week209

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

The best price we found for a return flight from Las Vegas to San Diego International is $60. 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 16 minutes is the average flight time from Las Vegas to San Diego International.
Southwest Airlines, SkyWest Airlines and Alaska Airlines fly direct from Las Vegas to San Diego International.
As of May 2025, there are 209 flights per week flying from Las Vegas to San Diego International.
The cheapest month to fly from Las Vegas to San Diego International is usually May 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Las Vegas to San Diego International Airport on Tuesday, 3 June 2025.
Yes – the average flight time is 1 hour and 16 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 International 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.
The cheapest airline that flies to San Diego International is Spirit Airlines .

Flying from Las Vegas to San Diego International Airport (SAN): what you need to know

  • Get your trip started at Harry Reid Airport (formerly McCarran Airport) (LAS), the main airport in Las Vegas. Search for flights from Las Vegas to San Diego International Airport (SAN) that depart from this base.

  • Hop on a direct flight from Las Vegas to San Diego International Airport and you'll be travelling for an average of 1 hour 13 minutes.

  • San Diego's timezone is UTC-7, which is the same as Las Vegas. San Diego International Airport is located in San Diego.

  • With 224 direct flights a week between the two airports, Harry Reid Airport (formerly McCarran Airport) (LAS) to San Diego International Airport (SAN) is the busiest route. Southwest Airlines operates the earliest flight at 05:55. If you'd like to make the most of your day before you fly, the last departure from LAS to SAN is with Spirit Airlines at 22:40.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This will give you plenty of time to catch your flight from Las Vegas to SAN.

  • With more people on the move during busy months like October, get to the terminal earlier than usual. Two hours for domestic flights and up to four for international journeys will help you deal with longer queues. Remember things also get busy during major holidays like Fourth of July.

Airports in Las Vegas

Harry Reid Airport (formerly McCarran Airport) Airport (LAS)

  • You can hop on a direct flight from Las Vegas to San Diego International Airport (SAN) leaving from Harry Reid Airport (formerly McCarran Airport) Airport (LAS).

  • These are some of the popular airlines operating direct flights from Las Vegas to San Diego International Airport leaving from LAS:

  • LAS is around 19 kilometres from central Las Vegas. If you're driving, ride-sharing or catching a cab from the centre, it'll take 15 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the journey time to be around 1 hour.

  • Want an easy start to your break? Stay near Harry Reid Airport (formerly McCarran Airport) Airport. Whether you're catching an early flight from Las Vegas to San Diego International Airport or just don't like being rushed, these hotels are the answer:

About San Diego International Airport (SAN)

Getting from San Diego International Airport (SAN) to central San Diego

  • San Diego International Airport to central San Diego takes about 9 minutes in a car. It's approximately 5 kilometres away. Discover what options are available, such as cabs, car rentals or ride-sharing.

  • If you're travelling by public transport, expect a journey time of about 20 minutes.

How to find the cheapest flights from Las Vegas to San Diego International Airport (SAN)

  • The best price we've seen for a one-way ticket from Las Vegas to San Diego International Airport is $30. The cheapest price for a return flight is $60. Keep in mind fares can change due to demand at the time of booking.

  • Score flight tickets from Las Vegas to SAN by booking 8 months ahead. Based on flight price data, that's the sweet spot for bagging a bargain.

  • The cheapest month for tickets from Las Vegas to San Diego International Airport is May. Use the 'Whole month' tool to find the most affordable day to fly if you're flexible with your departure dates.

  • Set up a Price Alert for flight tickets from Las Vegas to SAN. You don't need to check every day to see if prices have dropped. We'll let you know the moment the price changes.

  • Customise your trip using filters. Adjust the number of stops, total duration, and arrival and departure times to find the ideal flight from Las Vegas to San Diego International Airport. You can also sort the results to see the 'Cheapest,' 'Fastest' or 'Best' options first.

The best time to fly from Las Vegas to San Diego International Airport (SAN)

  • July is the busiest month to board a flight from Las Vegas to San Diego International Airport while May is the quietest. To work out the best time to go to San Diego, consider whether you prefer a lively vibe or a quieter pace.

  • Lock in your flight from Las Vegas to SAN for August if you're eager to visit the city during its warmest month. Expect temperatures in San Diego to range from 17ºC to 28ºC.

  • Travel in February for cooler conditions. Average temperatures range between 7ºC and 23ºC. However, this city delivers on a good time whenever you book your cheap flights from Las Vegas to San Diego International Airport.

More about San Diego

  • Start your San Diego trip off on the right foot by choosing the ideal place to stay. After booking your flight from Las Vegas to San Diego International Airport, browse our selection of hotels including:

  • San Diego Zoo and USS Midway Museum are just two of the big attractions to put on your San Diego itinerary. Keep the adventure rolling by checking out SeaWorld San Diego.

Complete your San Diego trip with a car rental

  • Close all those tabs and let us do the hard work for you. We've also got awesome deals on car rentals in San Diego once you've booked your hotel and cheap flight from Las Vegas to San Diego International Airport. Instantly compare prices in one place and drive away with a bargain that fits your budget.

Plan the rest of your trip from Las Vegas to San Diego

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