Question 1

How popular is this San Diego to Las Vegas flight route?

Accepted Answer

This flight path from San Diego to Las Vegas Harry Reid Intl was viewed by 16 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Question 2

What are the cheapest airlines flying from San Diego to Las Vegas round-trip?

Accepted Answer

Cheapflights users have booked flights from San Diego to Las Vegas round-trip from C$ 89. Other airlines that can offer you cheap pricing are Southwest, from C$ 133, and Spirit Airlines, from C$ 140. Frontier is 31% cheaper than the average price of flights available within the next 90 days to this destination.

Question 3

What are the cheapest airlines to fly from San Diego to Las Vegas one-way?

Accepted Answer

The cheapest airlines for a one-way flight from San Diego to Las Vegas are Spirit Airlines (C$ 41), Hawaiian Airlines (C$ 67), and Southwest (C$ 80).

Question 4

How far ahead should I book a flight from San Diego to Las Vegas?

Accepted Answer

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 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 5

What is the cheapest month to book a flight from San Diego to Las Vegas?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from San Diego to Las Vegas (average of C$ 212). Flying from San Diego to Las Vegas in August is currently the most expensive (average of C$ 308). 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.

Question 6

What is the cheapest day to fly from San Diego to Las Vegas?

Accepted Answer

Travelers seeking maximum savings on their San Diego to Las Vegas flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

Weekly flight availability from San Diego to Las Vegas

Accepted Answer

The most flights from SAN to LAS are scheduled on a Monday (31 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (11 on average).

Question 8

E

Accepted Answer

In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 mm per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.

Question 9

E

Accepted Answer

If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

Question 10

What are the cheapest flights from San Diego to Las Vegas?

Accepted Answer

The cheapest flight price from San Diego to Las Vegas is C$ 110. On average you can expect to pay C$ 162. The most popular route, (San Diego - Las Vegas Harry Reid Intl), can usually be booked for C$ 75.

Question 11

What are the most reliable airlines from San Diego to Las Vegas?

Accepted Answer

Consider Spirit Airlines (83%), Korean Air (81%) or Delta (76%) when booking your flight. These represent the most reliable airlines when flying from San Diego to Las Vegas.

Question 12

What is the cheapest day to fly round-trip from San Diego to Las Vegas?

Accepted Answer

Sunday is generally a great day to depart. Flying on this day could help you save up to 118%.

Question 13

How far in advance should I book a flight from San Diego to Las Vegas?

Accepted Answer

Travellers have found it’s best to book a flight 38 days in advance to save up to 59% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 38 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Diego to Las Vegas 1-2 weeks in advance for as low as C$ 104, or C$ 196 for flights within the next 24 hours.

Question 14

What is the cheapest month to fly from San Diego to Las Vegas?

Accepted Answer

February is one of the best times of the year to fly to Las Vegas from San Diego. Prices for February average C$ 129 per person but you can even find prices for as low as C$ 41. The most expensive prices can be found in the month of December. Opting for a February flight can save you 11% on your journey compared to booking in December

Question 15

What is the cheapest time of day to fly from SAN to LAS?

Accepted Answer

One of the essential ways to save on airfare from San Diego to Las Vegas is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 65% on airfare.

Question 16

Can I find deals for flights from San Diego to Las Vegas that include hotel bookings?

Accepted Answer

Yes. In addition to deals on San Diego to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 17

How can I find direct flights from San Diego to Las Vegas?

Accepted Answer

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.

Question 18

Can I find deals for business class flights from San Diego to Las Vegas?

Accepted Answer

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.

Question 19

How does Cheapflights help users find flights from San Diego to Las Vegas?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Las Vegas from San Diego today with Cheapflights!

Question 20

Why should you use Cheapflights to find cheap flight tickets from San Diego to Las Vegas?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from San Diego to Las Vegas by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 21

Can Cheapflights find flights from San Diego to Las Vegas with no change fees?

Accepted Answer

Need flexible booking options for your flight to Las Vegas from San Diego? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 22

Can Cheapflights notify me if prices for flights from San Diego to Las Vegas become cheaper?

Accepted Answer

Of course! You can now track prices for flights from San Diego to Las Vegas and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Round-trip from	C$ 89
One-way from	C$ 41
Popular in	December
Cheapest in	February
Average price	C$ 139
Good round-trip deal	C$ 153 or less

Cheap flights from San Diego to Las Vegas from C$ 41

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 27/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from San Diego to Las Vegas Harry Reid Intl are usually found in February or August, booked 37 days in advance, depart on a Monday or Saturday and return on a Monday

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Cheapest flights from San Diego to Las VegasExplore 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 28 July 2025.

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 28 July 2025.

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Use the filters below to find and compare flights from San Diego to Las Vegas that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Las Vegas

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 round-trip flight from San Diego to Las Vegas. Price data was last updated on 25 July 2025.

What is the cheapest month to book a flight from San Diego to Las Vegas?

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 28 July 2025.

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 28 July 2025.

Reviews of airlines servicing Las Vegas

Check out reviews from past customers who have flown with Alaska Airlines,Southwest, andDelta from San Diego to Las Vegas to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

What are the cheapest airlines flying from San Diego to Las Vegas round-trip?

What are the cheapest airlines to fly from San Diego to Las Vegas one-way?

What are the most reliable airlines from San Diego to Las Vegas?

What are the cheapest flights from San Diego to Las Vegas?

Can I find deals for flights from San Diego to Las Vegas that include hotel bookings?

How can I find direct flights from San Diego to Las Vegas?

Can I find deals for business class flights from San Diego to Las Vegas?

What is the cheapest month to book a flight from San Diego to Las Vegas?

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How does Cheapflights help users find flights from San Diego to Las Vegas?

Why should you use Cheapflights to find cheap flight tickets from San Diego to Las Vegas?

Can Cheapflights find flights from San Diego to Las Vegas with no change fees?

Can Cheapflights notify me if prices for flights from San Diego to Las Vegas become cheaper?

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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 28 July 2025.