Cheap flights from Las Vegas to San Diego from £42
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — SAN
16 Oct — 23 Oct1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to San Diego are usually found in October or March, booked 56 days in advance, depart on a Tuesday or Thursday and return on a Monday
Cheap flight deals from Las Vegas to San Diego
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
Cheapest flights from Las Vegas to San Diego
Explore the most affordable flight options available from Las Vegas to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2026.
Tue 10/1107:10 -
Nonstop1h 20m
Wed 11/1118:59 -
Nonstop1h 26m
Deal found 16/9£145
Sat 10/1011:45 -
Nonstop1h 20m
Tue 20/1012:25 -
Nonstop1h 30m
Deal found 14/9£146
Mon 2/1112:58 -
Nonstop1h 21m
Wed 4/1115:50 -
Nonstop1h 28m
Deal found 15/9£155
Sat 17/1006:00 -
1 stop5h 35m
Sat 17/1018:28 -
1 stop4h 31m
Deal found 15/9£156
Wed 28/1010:20 -
Nonstop1h 25m
Mon 2/1108:15 -
Nonstop1h 25m
Deal found 14/9£157
Wed 16/906:30 -
1 stop11h 49m
Wed 23/917:54 -
Nonstop1h 26m
Deal found 15/9£159
Tue 10/1111:15 -
2 stops7h 35m
Wed 11/1113:15 -
1 stop4h 10m
Deal found 15/9£160
Mon 16/1118:15 -
1 stop3h 50m
Tue 17/1117:15 -
Nonstop1h 20m
Deal found 14/9£163
Sat 10/1012:58 -
Nonstop1h 21m
Mon 12/1015:50 -
Nonstop1h 28m
Deal found 16/9£165
Sun 25/1008:15 -
Nonstop1h 20m
Wed 28/1009:15 -
Nonstop1h 30m
Deal found 13/9£168
Sat 10/1019:37 -
1 stop4h 54m
Mon 12/1006:15 -
1 stop3h 24m
Deal found 16/9£170
Best flights from Las Vegas to San Diego
Discover carefully curated flight deals from Las Vegas to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2026.
Mon 19/1022:45 -
Nonstop1h 25m
Tue 20/1016:40 -
Nonstop1h 30m
Deal found 14/9£157
Wed 20/107:25 -
1 stop4h 48m
Thu 21/117:00 -
1 stop3h 16m
Deal found 16/9£166
Thu 4/207:35 -
1 stop5h 55m
Thu 4/217:18 -
Nonstop1h 24m
Deal found 12/9£197
Wed 28/1020:00 -
Nonstop1h 25m
Wed 4/1106:15 -
Nonstop1h 25m
Deal found 13/9£176
Thu 29/1008:00 -
1 stop3h 31m
Thu 29/1019:41 -
1 stop4h 59m
Deal found 11/9£187
Sun 18/1006:35 -
Nonstop1h 20m
Sun 25/1014:05 -
Nonstop1h 30m
Deal found 11/9£191
Thu 7/106:00 -
1 stop5h 35m
Sun 10/117:00 -
1 stop3h 16m
Deal found 15/9£208
Wed 3/208:30 -
1 stop3h 45m
Wed 3/216:00 -
1 stop3h 45m
Deal found 12/9£191
Mon 16/1116:15 -
Nonstop1h 10m
Mon 16/1119:45 -
Nonstop1h 25m
Deal found 12/9£191
Fri 15/109:45 -
1 stop2h 50m
Fri 15/120:45 -
Nonstop1h 25m
Deal found 12/9£195
Thu 4/209:45 -
1 stop3h 40m
Thu 4/218:10 -
1 stop3h 50m
Deal found 12/9£205
Mon 8/209:45 -
1 stop2h 50m
Sun 14/212:00 -
1 stop4h 10m
Deal found 14/9£208
Direct flights from Las Vegas to San Diego
Explore direct flight options from Las Vegas to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 September 2026.
Tue 10/1107:10 -
Nonstop1h 20m
Wed 11/1118:59 -
Nonstop1h 26m
Deal found 16/9£145
Sat 10/1011:45 -
Nonstop1h 20m
Tue 20/1012:25 -
Nonstop1h 30m
Deal found 14/9£146
Mon 2/1112:58 -
Nonstop1h 21m
Wed 4/1115:50 -
Nonstop1h 28m
Deal found 15/9£155
Sat 31/1015:40 -
Nonstop1h 20m
Mon 2/1121:25 -
Nonstop1h 20m
Deal found 15/9£156
Wed 28/1010:20 -
Nonstop1h 25m
Mon 2/1108:15 -
Nonstop1h 25m
Deal found 14/9£157
Tue 19/111:51 -
Nonstop1h 19m
Wed 20/108:26 -
Nonstop1h 26m
Deal found 16/9£160
Sat 10/1012:58 -
Nonstop1h 21m
Mon 12/1015:50 -
Nonstop1h 28m
Deal found 16/9£165
Sun 25/1008:15 -
Nonstop1h 20m
Wed 28/1009:15 -
Nonstop1h 30m
Deal found 13/9£168
Wed 28/1010:20 -
Nonstop1h 25m
Wed 28/1015:15 -
Nonstop1h 30m
Deal found 12/9£176
Sun 18/1012:58 -
Nonstop1h 21m
Wed 21/1015:50 -
Nonstop1h 28m
Deal found 13/9£183
Sun 11/1006:35 -
Nonstop1h 20m
Tue 13/1022:35 -
Nonstop1h 40m
Deal found 15/9£186
Sun 11/1005:45 -
Nonstop1h 20m
Wed 14/1016:40 -
Nonstop1h 30m
Deal found 14/9£187
Last-minute flights from Las Vegas to San Diego
Discover last-minute flight deals from Las Vegas to San Diego. Data last updated 16 September 2026 and is based on user searches.
Wed 16/906:30 -
1 stop11h 49m
Wed 23/917:54 -
Nonstop1h 26m
Deal found 15/9£159
Sat 10/1011:45 -
Nonstop1h 20m
Tue 20/1012:25 -
Nonstop1h 30m
Deal found 14/9£146
Sat 10/1012:58 -
Nonstop1h 21m
Mon 12/1015:50 -
Nonstop1h 28m
Deal found 16/9£165
Sat 10/1019:37 -
1 stop4h 54m
Mon 12/1006:15 -
1 stop3h 24m
Deal found 16/9£170
Mon 12/1014:23 -
1 stop3h 03m
Mon 19/1009:45 -
1 stop6h 13m
Deal found 14/9£180
Tue 13/1006:45 -
Nonstop1h 20m
Tue 20/1015:15 -
Nonstop1h 30m
Deal found 15/9£145
Sat 17/1006:00 -
1 stop5h 35m
Sat 17/1018:28 -
1 stop4h 31m
Deal found 15/9£156
Sun 25/1008:15 -
Nonstop1h 20m
Wed 28/1009:15 -
Nonstop1h 30m
Deal found 13/9£168
Wed 28/1010:20 -
Nonstop1h 25m
Thu 5/1119:50 -
Nonstop1h 20m
Deal found 14/9£157
Wed 28/1010:20 -
Nonstop1h 25m
Wed 28/1015:15 -
Nonstop1h 30m
Deal found 12/9£176
One-way flights from Las Vegas to San Diego
Search for one-way flight options from Las Vegas to San Diego. Find affordable one-way fares based on user searches. Data last updated 16 September 2026.
Thu 22/1006:30 -
1 stop6h 46m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£42
Thu 8/1018:27 -
Nonstop1h 22m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£50
Wed 14/1017:19 -
Nonstop1h 22m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£73
Wed 14/1019:05 -
Nonstop1h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/9£73
Wed 23/1209:46 -
Nonstop1h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£80
Wed 7/1012:58 -
Nonstop1h 21m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£83
Thu 17/1209:10 -
1 stop2h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/9£87
Tue 13/1020:00 -
Nonstop1h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 12/9£88
Mon 12/1020:22 -
1 stop3h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 15/9£90
Wed 10/309:45 -
1 stop2h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 11/9£92
Find flight deals from Las Vegas to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 September 2026.
Customise your flight search to find flights from Las Vegas to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 16 September 2026.
Use the filters below to find and compare flights from Las Vegas to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
Las VegasSan Diego
LAS Las Vegas Harry Reid Intl - SAN San Diego
LASSAN
Las Vegas Harry Reid Intl
Tue 13/10
07:01-08:22
Nonstop1h 21m
San Diego
Wed 31/12
00:00-00:00
Nonstop0h 00m
£73
Las VegasSan Diego
LAS Las Vegas Harry Reid Intl - SAN San Diego
LASSAN
Las Vegas Harry Reid Intl
Tue 13/10
20:00-21:25
Nonstop1h 25m
San Diego
Wed 31/12
00:00-00:00
Nonstop0h 00m
£73
Las VegasSan Diego
LAS Las Vegas Harry Reid Intl - SAN San Diego
LASSAN
Las Vegas Harry Reid Intl
Wed 7/10
12:58-14:19
Nonstop1h 21m
San Diego
Wed 31/12
00:00-00:00
Nonstop0h 00m
£83
Fastest return journey
Las VegasSan Diego
LAS Las Vegas Harry Reid Intl - SAN San Diego
LASSAN
Las Vegas Harry Reid Intl
Wed 11/11
12:50-14:05
Nonstop1h 15m
San Diego
Wed 31/12
00:00-00:00
Nonstop0h 00m
£88
Las VegasSan Diego
LAS Las Vegas Harry Reid Intl - SAN San Diego
LASSAN
Las Vegas Harry Reid Intl
Mon 5/10
20:10-00:15
1 stop4h 05m
San Diego
Wed 31/12
00:00-00:00
Nonstop0h 00m
£90
Las VegasSan Diego
LAS Las Vegas Harry Reid Intl - SAN San Diego
LASSAN
Las Vegas Harry Reid Intl
Fri 23/10
11:15-12:35
Nonstop1h 20m
San Diego
Wed 31/12
00:00-00:00
Nonstop0h 00m
£93
Las VegasSan Diego
LAS Las Vegas Harry Reid Intl - SAN San Diego
LASSAN
Las Vegas Harry Reid Intl
Mon 5/10
17:55-22:57
1 stop5h 02m
San Diego
Wed 31/12
00:00-00:00
Nonstop0h 00m
£96
Las VegasSan Diego
LAS Las Vegas Harry Reid Intl - SAN San Diego
LASSAN
Las Vegas Harry Reid Intl
Tue 13/10
12:58-14:19
Nonstop1h 21m
San Diego
Wed 31/12
00:00-00:00
Nonstop0h 00m
£96
Las VegasSan Diego
LAS Las Vegas Harry Reid Intl - SAN San Diego
LASSAN
Las Vegas Harry Reid Intl
Sat 30/1
11:35-15:25
1 stop3h 50m
San Diego
Wed 31/12
00:00-00:00
Nonstop0h 00m
£96
Las VegasSan Diego
LAS Las Vegas Harry Reid Intl - SAN San Diego
LASSAN
Las Vegas Harry Reid Intl
Fri 5/2
09:45-12:35
1 stop2h 50m
San Diego
Wed 31/12
00:00-00:00
Nonstop0h 00m
£99
Flights are sorted by cheapest return flights first.
Deals found on 15/9
Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Las Vegas to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Las Vegas with our price prediction graph.
LAS-SAN
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Las Vegas to San Diego
Prices
Airlines
Delays
How far ahead should I book a flight from Las Vegas to San Diego?
To ensure you get the cheapest price possible for a flight from Las Vegas to San Diego, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Las Vegas to San Diego?
Currently, October is the cheapest month in which you can book a flight from Las Vegas to San Diego (average of £83). Flying from Las Vegas to San Diego in August is currently the most expensive (average of £160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LAS to SAN?
Find hourly flight availability from Las Vegas to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 September 2026.
It’s typically best to fly out from Las Vegas to San Diego in the afternoon. Doing so could potentially save you 66% on the flight price compared to flying in the evening, which is usually more expensive.
How much does it cost for a return flight from Las Vegas to San Diego?
Airfare is above average for this route at the moment.
Las Vegas to San Diego flights typically cost between £59 and £134 in November.The cheapest return price found within the last 5 days was £145 on Alaska Airlines (10 Nov–11 Nov).
Weekly flight availability from Las Vegas to San Diego
Explore weekly flight availability from Las Vegas to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 September 2026.
The most flights from LAS to SAN are scheduled on a Monday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).
How often are flights from Las Vegas to San Diego delayed?
About 28% of weekly flights between Las Vegas and San Diego have experienced delays in the past year, with the average delay time being 109 minutes.
What is the most punctual flight time for Las Vegas to San Diego flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Las Vegas to San Diego flights?
Over the past year, Alaska Airlines have had the lowest number of delays on this route, with just 27% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Las Vegas to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this Las Vegas to San Diego flight route?
Flights from Las Vegas Harry Reid Intl to San Diego have been viewed 11 times in the past calendar month.
How long is the flight from Las Vegas to San Diego?
Southwest and United Airlines can get you from Las Vegas to San Diego in just under 1h 25m. Your travel time can differ by up to 3h 23m. There are 259 mi between Las Vegas and San Diego. Both multi-stop and direct flights can be found to your destination and back.
What are the most reliable airlines from Las Vegas to San Diego?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Las Vegas to San Diego on time: Delta (57%), Korean Air (57%), Southwest (49%).
Can I find deals for flights from Las Vegas to San Diego that include hotel bookings?
Yes. In addition to deals on Las Vegas to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Las Vegas to San Diego?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to San Diego.
Can I find deals for business class flights from Las Vegas to San Diego?
Yes. Cheapflights offers flight deals from Las Vegas to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Las Vegas to San Diego?
Currently, October is the cheapest month in which you can book a flight from Las Vegas to San Diego (average of £83). Flying from Las Vegas to San Diego in August is currently the most expensive (average of £160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 16 September 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Las Vegas to San Diego?
Cheapflights helps you search for flights from Las Vegas to San Diego via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Las Vegas to San Diego?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Las Vegas to San Diego.
Can Cheapflights find flights from Las Vegas to San Diego with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Las Vegas to San Diego flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Las Vegas to San Diego become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to San Diego from Las Vegas today and book when prices fit your budget.
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