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£44 Cheap Flights from Las Vegas (LAS) to San Diego (SAN)

View £44 flight on Sat, 5 Sept 2026Opens in a new window

Popular airlines from Harry Reid Intl. Airport (LAS) to San Diego Intl. Airport (SAN)

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

Prices were available within the past 7 days and start at £44 for one-way flights and £88 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 25 Jul - Sat, 8 Aug
LAS
Las Vegas
SAN
San Diego
£88 Return, found 6 days ago
£88
Return
found 6 days ago
Select Delta flight, departing Sat, 25 Jul from Las Vegas to San Diego, returning Sat, 8 Aug, priced at £88 found 6 days ago
Delta
Wed, 22 Jul - Sat, 8 Aug
LAS
Las Vegas
SAN
San Diego
£96 Return, found 6 days ago
£96
Return
found 6 days ago
Select Delta flight, departing Wed, 22 Jul from Las Vegas to San Diego, returning Sat, 8 Aug, priced at £96 found 6 days ago
Alaska Airlines
Sat, 5 Sept - Tue, 8 Sept
LAS
Las Vegas
SAN
San Diego
£106 Return, just found
£106
Return
just found
Select Alaska Airlines flight, departing Sat, 5 Sept from Las Vegas to San Diego, returning Tue, 8 Sept, priced at £106 just found
Delta
Tue, 15 Sept - Thu, 17 Sept
LAS
Las Vegas
SAN
San Diego
£118 Return, found 6 days ago
£118
Return
found 6 days ago
Select Delta flight, departing Tue, 15 Sept from Las Vegas to San Diego, returning Thu, 17 Sept, priced at £118 found 6 days ago
Alaska Airlines
Thu, 6 Aug - Wed, 12 Aug
LAS
Las Vegas
SAN
San Diego
£124 Return, just found
£124
Return
just found
Select Alaska Airlines flight, departing Thu, 6 Aug from Las Vegas to San Diego, returning Wed, 12 Aug, priced at £124 just found
Delta
Tue, 15 Sept - Thu, 17 Sept
LAS
Las Vegas
SAN
San Diego
£126 Return, found 6 days ago
£126
Return
found 6 days ago
Select Delta flight, departing Tue, 15 Sept from Las Vegas to San Diego, returning Thu, 17 Sept, priced at £126 found 6 days ago
Alaska Airlines
Sat, 5 Sept - Tue, 8 Sept
LAS
Las Vegas
SAN
San Diego
£129 Return, just found
£129
Return
just found
Select Alaska Airlines flight, departing Sat, 5 Sept from Las Vegas to San Diego, returning Tue, 8 Sept, priced at £129 just found
American Airlines
Tue, 15 Sept - Thu, 17 Sept
LAS
Las Vegas
SAN
San Diego
£134 Return, found 6 days ago
£134
Return
found 6 days ago
Select American Airlines flight, departing Tue, 15 Sept from Las Vegas to San Diego, returning Thu, 17 Sept, priced at £134 found 6 days ago
United
Tue, 15 Sept - Thu, 17 Sept
LAS
Las Vegas
SAN
San Diego
£161 Return, found 6 days ago
£161
Return
found 6 days ago
Select United flight, departing Tue, 15 Sept from Las Vegas to San Diego, returning Thu, 17 Sept, priced at £161 found 6 days ago
JetBlue Airways
Wed, 22 Jul - Mon, 27 Jul
LAS
Las Vegas
SAN
San Diego
£422 Return, found 1 day ago
£422
Return
found 1 day ago
Select JetBlue Airways flight, departing Wed, 22 Jul from Las Vegas to San Diego, returning Mon, 27 Jul, priced at £422 found 1 day ago

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Diego Intl. SAN. Cheapest and Closest option available. Average driving time to city centre is 5 minutes. Flights from £221
SAN
San Diego Intl.
CheapestClosest
Average driving time to city centre5 min
Flights from £221

Frequently asked questions

How much does a flight from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.) cost?
You can find cheap one-way flights from £44 and cheap return flights from £88 LAS to SAN with Expedia. One-way flights typically cost between £68 and £485, and return flights often range between £191 and £807. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when LAS to SAN ticket fares go up or down.
What is the cheapest month to fly from Las Vegas, NV (LAS) to San Diego, CA (SAN)?
The cheapest months to fly from Las Vegas, NV (LAS) to San Diego, CA (SAN) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Las Vegas, NV (LAS) to San Diego, CA (SAN)?
Enter LAS to SAN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.)?
To find a cheap flight from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The best airline to fly with from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. Southwest Airlines offers the most daily flights from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Las Vegas, NV (LAS) to San Diego, CA (SAN)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.)?
You'll find approximately 14 nonstop flights per day from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.). For even more choices, look at flights that include layovers, as there are around 115 connecting flights per day. Some common connection points include San Francisco Intl. (SFO), Dallas-Fort Worth Intl. (DFW), and Sky Harbor Intl. (PHX).
What is the earliest flight from Las Vegas, NV (LAS) to San Diego, CA (SAN)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Las Vegas, NV (LAS) to San Diego, CA (SAN). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.)?
You'll typically find the most flights from Harry Reid International Airport (LAS) to San Diego, CA (SAN-San Diego Intl.) on a Sunday, with around 103 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Southwest Airlines, United, and Frontier Airlines. Flight options are notably more plentiful on Sundays compared to other days of the week, offering you greater flexibility.
What are the most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.)?
The most popular departure times for flights from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.) are in the early morning, from 6am to 9am. Many major carriers, including Southwest Airlines, Frontier Airlines and United, offer flights during this window. Many travellers prefer these times as it allows for an early start to their day in San Diego.
How long does it take to fly from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.)?
A nonstop flight from LAS to SAN typically takes around 1 hour 20 minutes, covering approximately 417 kilometers. Connecting flights on this route usually add 4 hours 30 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.)?
You can fly business class or first class between LAS and SAN. Airlines that offer business class service on this route include:
  • Frontier Airlines
  • JetBlue Airways
  • Delta
First class cabins are available on:
  • Alaska Airlines
  • United
  • Delta
  • Hawaiian Airlines
  • American Airlines
How do I earn miles on a Las Vegas, NV (LAS) to San Diego, CA (SAN) flight with Expedia?
It's easy to earn miles on a Las Vegas, NV (LAS) to San Diego, CA (SAN) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Las Vegas, NV (LAS) to San Diego, CA (SAN) at the last minute?
Typically, booking a last minute flight from Las Vegas, NV (LAS) to San Diego, CA (SAN) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Las Vegas, NV (LAS) to San Diego, CA (SAN) flight and hotel package?
Securing a Las Vegas, NV (LAS) to San Diego, CA (SAN) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.)?
If you booked your Las Vegas, NV (LAS-Harry Reid Intl.) to San Diego, CA (SAN-San Diego Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, JetBlue Airways
Return price
£88
Distance
415 km
Average flight time
1 hour 11 mins

Book with confidence

Compare flights from Las Vegas to San Diego easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Las Vegas to San Diego. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to San Diego Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Harry Reid Intl. to San Diego Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Harry Reid Intl. (LAS) to San Diego Intl. (SAN)

The easiest way to view the best deals on flights from Las Vegas to San Diego today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Harry Reid Intl. to San Diego Intl. start at just £88 and range up to £422.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Las Vegas and San Diego
  • booking your flight during July, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Las Vegas to San Diego flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Harry Reid Intl. to San Diego Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Las Vegas to San Diego easily and book with confidence

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*Available to Expedia members.