Spirit’s Big Front Seats offer 11 inches more legroom, ideal for short flights.
Spirit’s Saver$ Club offers rotating deals and discounts on luggage and seats.
$33+ Cheap flights from Las Vegas to San Diego (LAS - SAN)
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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — SAN
nov. 19 — nov. 261
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Las Vegas to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to San Diego are usually found in February or April, booked 68 days in advance, depart on a Friday or Saturday and return on a Sunday
Find flight deals from Las Vegas to San Diego
Cheapest flights from Las Vegas to San DiegoExplore 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 octubre 20, 2025.
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 octubre 20, 2025.
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/811:18 amLAS - SAN
Nonstop1h 20mFrontier
sáb. 12/207:21 pmSAN - LAS
Nonstop1h 28mFrontier
Deal found 10/19![Frontier logo]()
$57
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/249:46 pmLAS - SAN
Nonstop1h 18mFrontier
dom. 10/266:25 amSAN - LAS
Nonstop1h 27mFrontier
Deal found 10/19![Frontier logo]()
$62
This CheapOair deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/239:46 pmLAS - SAN
Nonstop1h 18mFrontier
lun. 10/273:23 pmSAN - LAS
Nonstop1h 29mFrontier
Deal found 10/20![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2911:18 amLAS - SAN
Nonstop1h 20mFrontier
mar. 12/301:06 pmSAN - LAS
Nonstop1h 33mFrontier
Deal found 10/19![Frontier logo]()
$67
This Frontier deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/211:44 pmLAS - SAN
Nonstop1h 23mFrontier
mar. 11/253:49 pmSAN - LAS
Nonstop1h 30mFrontier
Deal found 10/18![Frontier logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/1911:18 amLAS - SAN
Nonstop1h 20mFrontier
sáb. 12/207:21 pmSAN - LAS
Nonstop1h 28mFrontier
Deal found 10/18![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/3011:11 amLAS - SAN
Nonstop1h 24mFrontier
lun. 11/33:59 pmSAN - LAS
Nonstop1h 29mFrontier
Deal found 10/20![Frontier logo]()
$72
This Frontier deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/2310:34 amLAS - SAN
Nonstop1h 27mFrontier
jue. 10/303:59 pmSAN - LAS
Nonstop1h 29mFrontier
Deal found 10/19![Frontier logo]()
$73
This Frontier deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/3011:11 amLAS - SAN
Nonstop1h 24mFrontier
dom. 11/28:30 amSAN - LAS
Nonstop1h 31mFrontier
Deal found 10/19![Frontier logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/211:44 pmLAS - SAN
Nonstop1h 23mFrontier
dom. 11/233:49 pmSAN - LAS
Nonstop1h 30mFrontier
Deal found 10/19![Frontier logo]()
$77
This Priceline deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/179:46 pmLAS - SAN
Nonstop1h 18mFrontier
dom. 10/196:25 amSAN - LAS
Nonstop1h 27mFrontier
Deal found 10/17![Frontier logo]()
$78
Cheap 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 octubre 20, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $57 (Kiwi.com) |
One-way from | $33 (Kiwi.com) |
Popular in | October |
Cheapest in | February |
Average price | $97 |
Good round-trip deal | $78 or less |
Good one-way deal | $52 or less |
Cheapflights Fare Finder
Customize 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 2,558,603 searches. Data last updated octubre 20, 2025.
Use the filters below to find and compare flights from Las Vegas to San Diego that are best for you.
Fly from
Las Vegas
Fly to
San Diego
Route
Depart
Return
Price
Las VegasSan Diego
LAS - SAN
LASSAN
Las Vegas Harry Reid Intl
vie. 1/16
12:59 pm-2:14 pm
Nonstop1h 15m
San Diego
lun. 1/19
3:35 pm-5:03 pm
Nonstop1h 28m
$97
Las VegasSan Diego
LAS - SAN
LASSAN
Las Vegas Harry Reid Intl
mar. 11/11
8:50 am-10:11 am
Nonstop1h 21m
San Diego
mar. 11/18
10:59 am-12:33 pm
Nonstop1h 34m
$102
Las VegasSan Diego
LAS - SAN
LASSAN
Las Vegas Harry Reid Intl
mar. 11/18
8:50 am-10:11 am
Nonstop1h 21m
San Diego
mar. 11/25
6:50 pm-8:23 pm
Nonstop1h 33m
$107
Las VegasSan Diego
LAS - SAN
LASSAN
Las Vegas Harry Reid Intl
vie. 1/9
8:50 am-10:05 am
Nonstop1h 15m
San Diego
lun. 1/12
7:30 pm-10:44 pm
1 stop3h 14m
$107
Las VegasSan Diego
LAS - SAN
LASSAN
Las Vegas Harry Reid Intl
mar. 11/18
8:50 am-10:11 am
Nonstop1h 21m
San Diego
mié. 11/19
7:59 pm-11:19 pm
1 stop3h 20m
$112
Las VegasSan Diego
LAS - SAN
LASSAN
Las Vegas Harry Reid Intl
sáb. 12/6
8:50 am-10:09 am
Nonstop1h 19m
San Diego
jue. 12/18
10:59 am-12:31 pm
Nonstop1h 32m
$117
Las VegasSan Diego
LAS - SAN
LASSAN
Las Vegas Harry Reid Intl
mié. 11/19
8:50 am-10:11 am
Nonstop1h 21m
San Diego
jue. 12/18
9:59 am-4:13 pm
1 stop6h 14m
$117
Las VegasSan Diego
LAS - SAN
LASSAN
Las Vegas Harry Reid Intl
mié. 12/31
7:25 am-8:35 am
Nonstop1h 10m
San Diego
jue. 1/1
7:40 pm-11:05 pm
1 stop3h 25m
$118
Las VegasSan Diego
LAS - SAN
LASSAN
Las Vegas Harry Reid Intl
sáb. 11/22
6:55 pm-10:55 pm
1 stop4h 00m
San Diego
dom. 11/23
9:20 pm-10:45 pm
Nonstop1h 25m
$122
Las VegasSan Diego
LAS - SAN
LASSAN
Las Vegas Harry Reid Intl
jue. 11/27
6:00 am-9:15 am
1 stop3h 15m
San Diego
lun. 12/1
6:50 pm-8:23 pm
Nonstop1h 33m
$122
Showing 1-10 of 21 results
Compare providers for flights from Las Vegas to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to San Diego in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Las Vegas-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Las Vegas-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
Estimated round-trip 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?
Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to San Diego. Price data was last updated on October 17, 2025.
To ensure you get the cheapest price possible for a flight from Las Vegas to San Diego, you should look to book at least 68 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, February is the cheapest month in which you can book a flight from Las Vegas to San Diego (average of $28). Flying from Las Vegas to San Diego in June is currently the most expensive (average of $49). 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 octubre 20, 2025.
It’s typically best to fly out from Las Vegas to San Diego in the afternoon. Doing so could potentially save you 53% on the flight price compared to flying at noon, which is usually more expensive.
What is the cheapest day to fly from Las Vegas to San Diego?
Use this chart to determine the cheapest time to fly round-trip from Las Vegas to San Diego. Price data was last updated on October 12, 2025.
Travelers seeking maximum savings on their Las Vegas to San Diego flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Las Vegas to San Diego delayed?
About 22% of weekly flights between Las Vegas and San Diego have experienced delays in the past year, with the average delay time being 111 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 last year, JetBlue have had the lowest number of delays on this route, with no flights being classified as delayed.
The best insider tips for Las Vegas to San Diego flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Las Vegas to San Diego trip
Airlines
![Spirit Airlines]()
Spirit Airlines
![Frontier]()
Frontier
Frontier’s UpFront Plus seats offer extra comfort with a guaranteed empty middle seat.
Early check-in helps secure your place as Frontier overbooks flights frequently.
![Southwest]()
Southwest
Southwest offers free snacks and non-alcoholic beverages, enhancing your short flight experience.
Enjoy free messaging and high-speed Wi-Fi for a fee on Southwest flights.
![Alaska Airlines]()
Alaska Airlines
Alaska’s Premium Class offers extra legroom and free cocktails, ideal for comfort.
Alaska’s Wi-Fi is a flat fee, allowing work during flights.
Airports
Our travel experts
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated octubre 20, 2025.
Read through reviews of airlines operating flights from Las Vegas to San Diego, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodHannah,Aug 2025
SFO - SAN
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodHannah,Aug 2025
SFO - SAN
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodHannah,Aug 2025
SFO - SAN
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodHannah,Aug 2025
SFO - SAN
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodHannah,Aug 2025
SFO - SAN
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Reviews
1 / 20
6.0
GoodHannah,Aug 2025
SFO - SAN
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.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
Chula Vista
Coronado
La Mesa
Poway
Lemon Grove
Imperial Beach
National City
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Las Vegas to San Diego
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Las Vegas to San Diego
Discover the top 6 airlines that operate flights from Las Vegas to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 20, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$38 | Average$77 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$40 | Average$67 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$48 | Average$115 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$77 | Average$128 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$78 | Average$115 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$87 | Average$155 | FlexibilityNo cancel fee | On-time75% |