Cheap flights from San Diego to Las Vegas from £44
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LAS
23 Mar — 30 Mar1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Diego to Las Vegas Harry Reid Intl are usually found in August or April, booked 40 days in advance, depart on a Wednesday or Thursday and return on a Wednesday
Cheap flight deals from San Diego to Las Vegas
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Cheapest flights from San Diego to Las Vegas
Explore the most affordable flight options available from San Diego to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2026.
Tue 7/417:20
SAN
-
LAS
Nonstop1h 26m
Multiple Airlines
Tue 14/411:55
LAS
-
SAN
Nonstop1h 22m
Multiple Airlines
Deal found 20/2£62
Tue 7/412:00
SAN
-
LAS
1 stop8h 11m
Frontier
Tue 14/411:55
LAS
-
SAN
Nonstop1h 22m
Frontier
Deal found 20/2£80
Fri 3/420:54
SAN
-
LAS
Nonstop1h 31m
Frontier
Fri 10/414:55
LAS
-
SAN
Nonstop1h 20m
Frontier
Deal found 17/2£81
Mon 6/415:34
SAN
-
LAS
Nonstop1h 36m
Delta
Tue 7/412:55
LAS
-
SAN
Nonstop1h 20m
Delta
Deal found 20/2£87
Sun 22/306:40
SAN
-
LAS
Nonstop1h 35m
Southwest
Wed 25/306:10
LAS
-
SAN
1 stop3h 50m
Southwest
Deal found 18/2£94
Fri 3/420:54
SAN
-
LAS
Nonstop1h 31m
Frontier
Sun 5/419:49
LAS
-
SAN
Nonstop1h 22m
Frontier
Deal found 20/2£95
Sat 21/314:08
SAN
-
LAS
Nonstop1h 29m
Frontier
Sat 28/311:48
LAS
-
SAN
Nonstop1h 25m
Frontier
Deal found 21/2£99
Mon 23/319:35
SAN
-
LAS
1 stop3h 37m
Delta
Thu 26/306:08
LAS
-
SAN
1 stop2h 59m
Delta
Deal found 20/2£102
Wed 18/307:55
SAN
-
LAS
Nonstop1h 25m
Southwest
Wed 25/318:35
LAS
-
SAN
Nonstop1h 20m
Southwest
Deal found 18/2£105
Best flights from San Diego to Las Vegas
Discover carefully curated flight deals from San Diego to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 February 2026.
Sun 29/315:34
SAN
-
LAS
Nonstop1h 36m
Delta
Thu 2/406:08
LAS
-
SAN
1 stop3h 47m
Delta
Deal found 18/2£94
Sun 29/306:20
SAN
-
LAS
1 stop3h 17m
United Airlines
Thu 2/406:00
LAS
-
SAN
1 stop4h 20m
United Airlines
Deal found 17/2£117
Fri 24/421:55
SAN
-
LAS
Nonstop1h 25m
Southwest
Mon 27/414:30
LAS
-
SAN
Nonstop1h 20m
Southwest
Deal found 19/2£117
Mon 30/319:35
SAN
-
LAS
1 stop3h 37m
Delta
Thu 2/406:08
LAS
-
SAN
1 stop3h 47m
Delta
Deal found 19/2£102
Wed 10/617:45
SAN
-
LAS
1 stop3h 35m
Southwest
Sat 13/607:10
LAS
-
SAN
Nonstop1h 10m
Southwest
Deal found 19/2£117
Mon 18/520:45
SAN
-
LAS
1 stop3h 34m
United Airlines
Wed 20/506:00
LAS
-
SAN
1 stop4h 09m
United Airlines
Deal found 19/2£117
Sun 22/307:40
SAN
-
LAS
Nonstop1h 36m
Delta
Mon 23/306:08
LAS
-
SAN
1 stop2h 59m
Delta
Deal found 17/2£109
Tue 9/619:30
SAN
-
LAS
1 stop3h 14m
Delta
Tue 16/612:59
LAS
-
SAN
Nonstop1h 14m
Delta
Deal found 17/2£109
Sun 15/319:35
SAN
-
LAS
1 stop3h 37m
Delta
Thu 19/319:29
LAS
-
SAN
1 stop3h 45m
Delta
Deal found 18/2£109
Wed 24/615:35
SAN
-
LAS
Nonstop1h 28m
Delta
Mon 29/617:59
LAS
-
SAN
1 stop4h 56m
Delta
Deal found 18/2£117
Mon 8/619:30
SAN
-
LAS
1 stop3h 14m
Delta
Tue 9/617:59
LAS
-
SAN
1 stop4h 56m
Delta
Deal found 20/2£117
Mon 9/319:35
SAN
-
LAS
1 stop3h 37m
Delta
Wed 11/309:36
LAS
-
SAN
1 stop5h 18m
Delta
Deal found 19/2£117
Direct flights from San Diego to Las Vegas
Explore direct flight options from San Diego to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 February 2026.
Tue 7/417:20
SAN
-
LAS
Nonstop1h 26m
Multiple Airlines
Tue 14/411:55
LAS
-
SAN
Nonstop1h 22m
Multiple Airlines
Deal found 20/2£62
Fri 3/420:54
SAN
-
LAS
Nonstop1h 31m
Frontier
Fri 10/414:55
LAS
-
SAN
Nonstop1h 20m
Frontier
Deal found 17/2£81
Mon 6/415:34
SAN
-
LAS
Nonstop1h 36m
Delta
Tue 7/412:55
LAS
-
SAN
Nonstop1h 20m
Delta
Deal found 20/2£87
Mon 16/321:50
SAN
-
LAS
Nonstop1h 30m
Southwest
Thu 19/307:55
LAS
-
SAN
Nonstop1h 20m
Southwest
Deal found 17/2£94
Fri 3/420:54
SAN
-
LAS
Nonstop1h 31m
Frontier
Sun 5/419:49
LAS
-
SAN
Nonstop1h 22m
Frontier
Deal found 20/2£95
Sat 21/314:08
SAN
-
LAS
Nonstop1h 29m
Frontier
Sat 28/311:48
LAS
-
SAN
Nonstop1h 25m
Frontier
Deal found 21/2£99
Wed 11/313:50
SAN
-
LAS
Nonstop1h 25m
Southwest
Wed 18/307:45
LAS
-
SAN
Nonstop1h 15m
Southwest
Deal found 18/2£102
Wed 18/307:55
SAN
-
LAS
Nonstop1h 25m
Southwest
Wed 25/318:35
LAS
-
SAN
Nonstop1h 20m
Southwest
Deal found 18/2£105
Mon 9/320:40
SAN
-
LAS
Nonstop1h 30m
Southwest
Wed 11/318:35
LAS
-
SAN
Nonstop1h 20m
Southwest
Deal found 17/2£109
Thu 6/817:00
SAN
-
LAS
Nonstop1h 26m
Alaska Airlines
Mon 10/819:06
LAS
-
SAN
Nonstop1h 18m
Alaska Airlines
Deal found 17/2£117
Last-minute flights from San Diego to Las Vegas
Discover last-minute flight deals from San Diego to Las Vegas. Data last updated 21 February 2026 and is based on user searches.
Tue 3/316:47
SAN
-
LAS
Nonstop1h 31m
Alaska Airlines
Thu 5/306:33
LAS
-
SAN
Nonstop1h 17m
Alaska Airlines
Deal found 18/2£120
Mon 9/315:05
SAN
-
LAS
Nonstop1h 20m
Southwest
Tue 10/305:30
LAS
-
SAN
1 stop4h 00m
Southwest
Deal found 18/2£109
Thu 12/307:40
SAN
-
LAS
Nonstop1h 36m
Delta
Thu 12/319:32
LAS
-
SAN
Nonstop1h 14m
Delta
Deal found 17/2£122
Thu 12/320:50
SAN
-
LAS
1 stop3h 05m
United Airlines
Fri 27/319:03
LAS
-
SAN
1 stop4h 37m
United Airlines
Deal found 19/2£124
Mon 16/319:35
SAN
-
LAS
1 stop3h 37m
Delta
Wed 18/317:56
LAS
-
SAN
1 stop5h 18m
Delta
Deal found 20/2£117
Tue 17/320:59
SAN
-
LAS
Nonstop1h 29m
Alaska Airlines
Wed 18/310:33
LAS
-
SAN
Nonstop1h 28m
Alaska Airlines
Deal found 18/2£122
Wed 18/307:55
SAN
-
LAS
Nonstop1h 25m
Southwest
Wed 25/318:35
LAS
-
SAN
Nonstop1h 20m
Southwest
Deal found 18/2£105
Sat 21/314:08
SAN
-
LAS
Nonstop1h 29m
Frontier
Sat 28/311:48
LAS
-
SAN
Nonstop1h 25m
Frontier
Deal found 21/2£99
Sun 22/306:40
SAN
-
LAS
Nonstop1h 35m
Southwest
Wed 25/318:35
LAS
-
SAN
1 stop3h 55m
Southwest
Deal found 18/2£94
Mon 23/319:35
SAN
-
LAS
1 stop3h 37m
Delta
Thu 26/306:08
LAS
-
SAN
1 stop2h 59m
Delta
Deal found 20/2£102
Tue 31/315:15
SAN
-
LAS
Nonstop1h 20m
Southwest
Tue 31/321:05
LAS
-
SAN
Nonstop1h 10m
Southwest
Deal found 17/2£87
Tue 31/306:20
SAN
-
LAS
1 stop3h 17m
United Airlines
Tue 31/313:43
LAS
-
SAN
1 stop6h 56m
United Airlines
Deal found 17/2£113
One-way flights from San Diego to Las Vegas
Search for one-way flight options from San Diego to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 21 February 2026.
Wed 25/307:40
SAN
-
LAS
Nonstop1h 36m
Delta
Deal found 18/2£44
Thu 4/621:59
SAN
-
LAS
Nonstop1h 33m
Frontier
Deal found 21/2£48
Mon 16/307:40
SAN
-
LAS
Nonstop1h 36m
Delta
Deal found 18/2£51
Wed 8/706:20
SAN
-
LAS
1 stop3h 23m
United Airlines
Deal found 20/2£55
Mon 27/719:30
SAN
-
LAS
1 stop3h 14m
Delta
Deal found 18/2£58
Tue 26/518:45
SAN
-
LAS
1 stop5h 02m
Delta
Deal found 20/2£59
Wed 18/307:55
SAN
-
LAS
Nonstop1h 25m
Southwest
Deal found 19/2£62
Thu 12/321:50
SAN
-
LAS
Nonstop1h 30m
Southwest
Deal found 18/2£64
Sat 7/310:40
SAN
-
LAS
1 stop5h 59m
Delta
Deal found 19/2£66
Wed 4/317:25
SAN
-
LAS
Nonstop1h 20m
Southwest
Deal found 20/2£70
Wed 18/320:50
SAN
-
LAS
1 stop3h 05m
United Airlines
Deal found 18/2£71
Sat 14/321:59
SAN
-
LAS
1 stop19h 19m
Alaska Airlines
Deal found 18/2£72
Find flight deals from San Diego to Las Vegas
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Las Vegas (LAS). 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 21 February 2026.
Customise your flight search to find flights from San Diego to Las Vegas 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 858,174 searches. Data last updated 21 February 2026.
Use the filters below to find and compare flights from San Diego to Las Vegas that are best for you.
Fly from
San Diego
Fly to
Las Vegas
Route
Depart
Return
Price
San DiegoLas Vegas
SAN - LAS
SANLAS
San Diego
Sun 29/3
15:34-17:10
Nonstop1h 36m
Las Vegas Harry Reid Intl
Thu 2/4
06:08-09:55
1 stop3h 47m
£94
San DiegoLas Vegas
SAN - LAS
SANLAS
San Diego
Mon 30/3
19:35-23:12
1 stop3h 37m
Las Vegas Harry Reid Intl
Thu 2/4
06:08-09:55
1 stop3h 47m
£102
San DiegoLas Vegas
SAN - LAS
SANLAS
San Diego
Sun 22/3
07:40-09:16
Nonstop1h 36m
Las Vegas Harry Reid Intl
Mon 23/3
06:08-09:07
1 stop2h 59m
£109
San DiegoLas Vegas
SAN - LAS
SANLAS
San Diego
Tue 9/6
19:30-22:44
1 stop3h 14m
Las Vegas Harry Reid Intl
Tue 16/6
12:59-14:13
Nonstop1h 14m
£109
San DiegoLas Vegas
SAN - LAS
SANLAS
San Diego
Sun 15/3
19:35-23:12
1 stop3h 37m
Las Vegas Harry Reid Intl
Thu 19/3
19:29-23:14
1 stop3h 45m
£109
San DiegoLas Vegas
SAN - LAS
SANLAS
San Diego
Sun 29/3
06:20-09:37
1 stop3h 17m
Las Vegas Harry Reid Intl
Thu 2/4
06:00-10:20
1 stop4h 20m
£117
San DiegoLas Vegas
SAN - LAS
SANLAS
San Diego
Fri 24/4
21:55-23:20
Nonstop1h 25m
Las Vegas Harry Reid Intl
Mon 27/4
14:30-15:50
Nonstop1h 20m
£117
San DiegoLas Vegas
SAN - LAS
SANLAS
San Diego
Wed 10/6
17:45-21:20
1 stop3h 35m
Las Vegas Harry Reid Intl
Sat 13/6
07:10-08:20
Nonstop1h 10m
£117
San DiegoLas Vegas
SAN - LAS
SANLAS
San Diego
Mon 18/5
20:45-00:19
1 stop3h 34m
Las Vegas Harry Reid Intl
Wed 20/5
06:00-10:09
1 stop4h 09m
£117
San DiegoLas Vegas
SAN - LAS
SANLAS
San Diego
Wed 24/6
15:35-17:03
Nonstop1h 28m
Las Vegas Harry Reid Intl
Mon 29/6
17:59-22:55
1 stop4h 56m
£117
Flights are sorted by cheapest return flights first.
Deals found on 20/2
Showing 1-10 of 22 results
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Best time to book a flight from San Diego to Las Vegas
Have a flexible travel schedule? Discover the best time to fly to Las Vegas from San Diego with our price prediction graph.
SAN-LAS
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 San Diego to Las Vegas
Prices
Airlines
Delays
How far ahead should I book a flight from San Diego to Las Vegas?
Use this chart to determine the optimal time to book a return flight from San Diego to Las Vegas. Price data was last updated on 18 February 2026.
The price you pay for your flight from San Diego to Las Vegas may vary depending on when you book. For the best chance of a lower fare, look to book 40 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Diego to Las Vegas?
Currently, September is the cheapest month in which you can book a flight from San Diego to Las Vegas (average of £27). Flying from San Diego to Las Vegas in January is currently the most expensive (average of £36). 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 SAN to LAS?
Find hourly flight availability from San Diego to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2026.
A simple way to save on the total cost of your ticket is to fly from San Diego to Las Vegas in the afternoon. If you’re flexible enough to do this you can expect to save up to 43% on your trip compared to booking a flight in the evening.
How much does it cost for a return flight from San Diego to Las Vegas?
Weekly flight availability from San Diego to Las Vegas
Explore weekly flight availability from San Diego to Las Vegas. 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 21 February 2026.
The most flights from SAN to LAS are scheduled on a Thursday (35 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).
How often are flights from San Diego to Las Vegas delayed?
About 17% of weekly flights between San Diego and Las Vegas have experienced delays in the past year, with the average delay time being 115 minutes.
What is the most punctual flight time for San Diego to Las Vegas flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Diego to Las Vegas flights?
Over the past year, Spirit Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from San Diego to Las Vegas. 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 San Diego to Las Vegas flight route?
Flights from San Diego to Las Vegas Harry Reid Intl have been viewed 11 times in the past calendar month.
How long is the flight from San Diego to Las Vegas?
Airlines like Southwest and Delta fly from San Diego to Las Vegas in about 1h 35m. The time it takes to get you to your destination can typically vary by up to 2h 02m. The distance between San Diego and Las Vegas is about 259 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the most reliable airlines from San Diego to Las Vegas?
Consider Korean Air (89%), Delta (81%) or SkyWest Airlines (79%) when booking your flight. These represent the most reliable airlines when flying from San Diego to Las Vegas.
Can I find deals for flights from San Diego to Las Vegas that include hotel bookings?
Yes. In addition to deals on San Diego to Las Vegas flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Diego to Las Vegas?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Las Vegas.
Can I find deals for business class flights from San Diego to Las Vegas?
Yes. Cheapflights offers flight deals from San Diego to Las Vegas 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 San Diego to Las Vegas?
Currently, September is the cheapest month in which you can book a flight from San Diego to Las Vegas (average of £27). Flying from San Diego to Las Vegas in January is currently the most expensive (average of £36). 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 Las Vegas departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 21 February 2026.
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on 21 February 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 San Diego to Las Vegas?
When you search for this flight from San Diego to Las Vegas, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from San Diego to Las Vegas?
Millions of users choose and trust Cheapflights to book the best flight deals from San Diego to Las Vegas for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from San Diego to Las Vegas with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from San Diego to Las Vegas flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from San Diego to Las Vegas become cheaper?
Not ready to book yet? You can track prices for flights from San Diego to Las Vegas on Cheapflights with our Price Alert feature and get notified when better prices are available.
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