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

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Compare Las Vegas to San Diego flight deals

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

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Flight deals from Las Vegas to San Diego

Looking for a cheap last-minute deal or the best return flight from Las Vegas to San Diego? Find the lowest prices on one-way and return tickets right here.
San Diego.$60 per passenger.Departing Wed, 28 May, returning Wed, 28 May.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, 28 May, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From $60, select.
San Diego.$60 per passenger.Departing Tue, 3 Jun, returning Tue, 3 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 Tue, 3 Jun, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From $60, select.
San Diego.$66 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 $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.$81 per passenger.Departing Wed, 6 Aug, returning Sat, 9 Aug.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Las Vegas Harry Reid International on Wed, 6 Aug, arriving in San Diego International.Inbound direct flight with Frontier Airlines departs from San Diego International on Sat, 9 Aug, 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.$103 per passenger.Departing Tue, 16 Sep, returning Tue, 16 Sep.Return flight with Spirit Airlines.Outbound direct flight with Spirit Airlines departs from Las Vegas Harry Reid International on Tue, 16 Sep, arriving in San Diego International.Inbound direct flight with Spirit Airlines departs from San Diego International on Tue, 16 Sep, arriving in Las Vegas Harry Reid International.Price includes taxes and charges.From $103, select.
San Diego.$121 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 $121, select.

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.
May
from $60
Jun
from $60
Jul
from $102
Aug
from $81
Sep
from $103
Oct
from $151
Nov
from $207
Dec
from $338
Jan
from $244
Feb
from $196
Mar
Find prices
Apr
Find prices

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 found$60
Cheapest month to flyMay
Average flight time1 hr, 16 mins
Most popular airlineSouthwest Airlines
Average flights per week219

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

There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
The best price we found for a return flight from Las Vegas to San Diego 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.
Southwest Airlines, SkyWest Airlines and Alaska Airlines fly direct from Las Vegas to San Diego.
As of May 2025, there are 219 flights per week flying from Las Vegas to San Diego.
The cheapest month to fly from Las Vegas to San Diego is usually May 2025.
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 centre of San Diego. We've found flights into this airport from $60.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Las Vegas to San Diego on Wednesday, 28 May 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 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 May, the average temperature is usually around 17°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 Spirit Airlines .

Travelling from Las Vegas to San Diego: what you need to know

  • Las Vegas's main airport is Harry Reid Airport (formerly McCarran Airport) (LAS). Explore your options for leaving from this base when reserving your flights from Las Vegas to San Diego.

  • When it comes to landing in San Diego, San Diego International Airport (SAN) is a key hub. McClellan-Palomar Airport (CLD) is another.

  • The average duration of a direct Las Vegas to San Diego flight is 1 hour 15 minutes.

  • Las Vegas and San Diego share the same timezone, UTC-7.

  • With 99 weekly flights between the two airports, Harry Reid Airport (formerly McCarran Airport) (LAS) to San Diego International Airport (SAN) is the busiest route. Hop on the first flight from Las Vegas to San Diego with Southwest Airlines at 05:55. If you prefer to get more out of your day before jetting off, the latest departure from LAS to SAN is with Spirit Airlines at 22:40.

  • Allow plenty of time to make your Las Vegas to San Diego flight. As a general rule, turn up at least two hours before international departures and an hour ahead for domestic flights.

  • Peak months like October or holiday periods such as Thanksgiving and Christmas will mean longer waits at security and check-in. Play it safe and head to the airport even earlier. Arriving two hours before a domestic flight and four hours ahead of international departures is a wise move.

How to find the cheapest flights from Las Vegas to San Diego

  • $30 is the best price for a one-way ticket from Las Vegas to San Diego. Return flights start from $60. These fares can change depending on demand.

  • To secure cheap Las Vegas to San Diego flights, reserve your journey two months ahead of your departure date.

  • Plan your trip for May. That's the best month for landing cheap plane tickets from Las Vegas to San Diego. If you're open to different travel dates, use the 'Whole month' tool to see the cheapest price across each month.

  • Save time searching for cheap flights from Las Vegas to San Diego by creating a Price Alert. We'll send you an email or push notification on the app when a lower fare becomes available.

  • Tailor your travel plans using filters. Pick your departure and arrival times, airlines and total journey duration. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' Las Vegas to San Diego flights.

Flying from Las Vegas

Harry Reid Airport (formerly McCarran Airport) (LAS)

  • If you're searching for a direct flight from Las Vegas to San Diego, you can leave from Harry Reid Airport (formerly McCarran Airport) (LAS). Travel from LAS to San Diego International Airport (SAN) in one continuous trip.

  • These are some of the popular carriers offering direct Las Vegas to San Diego plane tickets from LAS:

  • LAS is about 10 kilometres from central Las Vegas. If you're ride-sharing, catching a cab or driving from the centre, it'll take 15 minutes or so to get there, depending on traffic. If you're taking public transport, expect the travel time to be around 1 hour.

  • Need a handy hotel near Harry Reid Airport (formerly McCarran Airport)? If you've booked an early flight from Las Vegas to San Diego, these accommodation options will have you sleeping moments from your departure lounge:

  • Harry Reid Airport (formerly McCarran Airport) scores high marks for on-time performance. 82.07% of flights that take off from LAS arrive at their destination without delay.

  • LAS is located at 5757 Wayne Newton Boulevard.

Arriving in San Diego

San Diego International Airport (SAN)

  • San Diego International Airport (SAN) is approximately 3 kilometres from central San Diego. If you're catching a cab or a ride-share, the drive will take around 10 minutes.

  • It typically takes 20 minutes to get there on public transport.

  • The last thing you want is a long journey to your hotel if you're arriving on a late flight from Las Vegas to San Diego. Book one of these accommodation options near SAN instead:

  • Follow your own route with a San Diego International Airport rental car. Pick up a set of wheels from Thrifty, Dollar or Budget and discover more of San Diego and beyond.

  • Booking your vehicle from San Diego International Airport around two weeks ahead can help you get the best possible rate.

  • The address for SAN is N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • McClellan-Palomar Airport (CLD) is around 48 kilometres from the centre of San Diego. Following your flight from Las Vegas to San Diego, it'll take you approximately 40 minutes to get to the heart of the city in a ride-share or cab.

  • Public transport will get you there in approximately 2 hours 15 minutes.

  • No need to worry about public transport schedules or waiting forever for a cab. Grab a McClellan-Palomar Airport rental car and go in any direction that inspires you. Check out the availability and rates from Budget, Hertz and Avis.

  • Avoid the slow-moving lines and paperwork at the rental desk by completing your booking beforehand. Secure your ride from CLD ahead of time so you can just get the keys and go.

Best time to go to San Diego

  • May is the quietest month for flights from Las Vegas to San Diego, while July is the busiest. Find the best time to go to San Diego based on whether you want a lively atmosphere or a more laid-back vibe.

  • The warmest month in San Diego is August, with temperatures ranging between 17ºC (63ºF) and 28ºC (82ºF). Lock in your Las Vegas to San Diego ticket then if that's your idea of comfortable weather.

  • February sees average temperatures of between 7ºC (45ºF) and 23ºC (73ºF). Look for cheap flights from Las Vegas to San Diego around that time if you'd rather travel in cooler conditions.

More about San Diego

Explore more of United States

  • San Diego has plenty going for it, but there are so many other corners of United States just waiting to be explored. Around 177 kilometres north-west of San Diego, a visit to Los Angeles will fill your itinerary to the brim. Start with leading attractions like Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • If there's time to check out another side of United States, consider Phoenix, roughly 483 kilometres east of San Diego. Desert Botanical Garden, Heard Museum and Papago Park are among the biggest draws.

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.