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Cheap flights from San Diego to Las Vegas from C$ 68

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 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LAS
10 May — 17 May1
1 adult
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 September, booked 90 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from San Diego to Las Vegas

Enter your travel dates to find the best prices.

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 10 April 2026.

Wed 6/53:05 p.m.
SAN
-
LAS
Nonstop1h 25m
Southwest
Wed 13/52:25 p.m.
LAS
-
SAN
Nonstop1h 20m
Southwest
Deal found 7/4C$ 162
Tue 2/66:20 a.m.
SAN
-
LAS
1 stop3h 22m
United Airlines
Sat 6/65:13 p.m.
LAS
-
SAN
1 stop7h 17m
United Airlines
Deal found 6/4C$ 198
Wed 20/53:37 p.m.
SAN
-
LAS
Nonstop1h 39m
Delta
Tue 26/57:00 a.m.
LAS
-
SAN
1 stop3h 19m
Delta
Deal found 7/4C$ 203
Wed 3/66:20 a.m.
SAN
-
LAS
1 stop3h 22m
United Airlines
Fri 12/66:00 a.m.
LAS
-
SAN
1 stop4h 08m
United Airlines
Deal found 8/4C$ 212
Mon 25/56:20 a.m.
SAN
-
LAS
1 stop3h 22m
United Airlines
Fri 29/55:13 p.m.
LAS
-
SAN
1 stop5h 36m
United Airlines
Deal found 9/4C$ 213
Tue 19/510:59 a.m.
SAN
-
LAS
1 stop6h 13m
Delta
Wed 27/56:19 p.m.
LAS
-
SAN
1 stop4h 36m
Delta
Deal found 7/4C$ 217
Tue 26/58:32 p.m.
SAN
-
LAS
1 stop3h 49m
United Airlines
Fri 29/57:52 p.m.
LAS
-
SAN
1 stop4h 38m
United Airlines
Deal found 8/4C$ 219
Fri 15/56:05 p.m.
SAN
-
LAS
1 stop6h 14m
United Airlines
Sun 17/55:49 a.m.
LAS
-
SAN
1 stop4h 20m
United Airlines
Deal found 8/4C$ 220
Thu 23/46:20 a.m.
SAN
-
LAS
1 stop3h 17m
United Airlines
Thu 23/43:53 p.m.
LAS
-
SAN
1 stop6h 45m
United Airlines
Deal found 9/4C$ 224
Sun 26/46:20 a.m.
SAN
-
LAS
1 stop3h 17m
United Airlines
Tue 28/46:00 a.m.
LAS
-
SAN
1 stop5h 55m
United Airlines
Deal found 6/4C$ 226

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 10 April 2026.

Round-trip from

C$ 162

One-way from

C$ 68

Popular in

March

Cheapest in

August

Average price

C$ 190
Southwest
  • Southwest
  • 6/5-13/5
  • Nonstop
  • 2h 45m total
  • San Diego to Las Vegas
Search Deals
Frontier
  • Frontier
  • 20/7
  • Nonstop
  • 1h 31m total
  • San Diego to Las Vegas
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 10 April 2026.
Use the filters below to find and compare flights from San Diego to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Mon 13/7

10:49 a.m.-2:16 p.m.

1 stop3h 27m

Las Vegas Harry Reid Intl

Mon 13/7

8:31 p.m.-11:54 p.m.

1 stop3h 23m

C$ 220

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sun 12/7

10:49 a.m.-2:16 p.m.

1 stop3h 27m

Las Vegas Harry Reid Intl

Wed 15/7

7:52 p.m.-12:31 a.m.

1 stop4h 39m

C$ 220

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Fri 24/4

6:22 p.m.-11:11 p.m.

1 stop4h 49m

Las Vegas Harry Reid Intl

Sat 25/4

6:00 a.m.-10:20 a.m.

1 stop4h 20m

C$ 224

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sun 26/4

6:50 p.m.-8:15 p.m.

Nonstop1h 25m

Las Vegas Harry Reid Intl

Tue 28/4

8:30 a.m.-12:10 p.m.

1 stop3h 40m

C$ 231

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sun 26/4

6:20 a.m.-9:37 a.m.

1 stop3h 17m

Las Vegas Harry Reid Intl

Wed 29/4

3:53 p.m.-10:38 p.m.

1 stop6h 45m

C$ 231

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Mon 20/4

8:37 p.m.-11:55 p.m.

1 stop3h 18m

Las Vegas Harry Reid Intl

Thu 23/4

6:00 a.m.-10:20 a.m.

1 stop4h 20m

C$ 231

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sat 6/6

11:44 a.m.-4:11 p.m.

1 stop4h 27m

Las Vegas Harry Reid Intl

Tue 9/6

2:15 p.m.-7:51 p.m.

1 stop5h 36m

C$ 232

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Fri 10/7

7:41 p.m.-12:46 a.m.

1 stop5h 05m

Las Vegas Harry Reid Intl

Mon 13/7

8:31 p.m.-11:54 p.m.

1 stop3h 23m

C$ 248

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Thu 28/5

6:45 p.m.-10:40 p.m.

1 stop3h 55m

Las Vegas Harry Reid Intl

Tue 2/6

7:25 p.m.-11:15 p.m.

1 stop3h 50m

C$ 268

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Mon 6/7

3:51 p.m.-5:26 p.m.

Nonstop1h 35m

Las Vegas Harry Reid Intl

Fri 10/7

7:30 p.m.-11:34 p.m.

1 stop4h 04m

C$ 286

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

Showing 1-10 of 23 resultsSorted by cheapest first
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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.
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 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 9 April 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 C$ 51). Flying from San Diego to Las Vegas in March is currently the most expensive (average of C$ 77). 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 10 April 2026.

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 evening could potentially save you up to 85% on airfare.

How much does it cost to fly round-trip from San Diego to Las Vegas?

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?

    This flight path from San Diego to Las Vegas Harry Reid Intl was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from San Diego to Las Vegas?

    A quick flight from San Diego to Las Vegas can take about 1h 25m. United Airlines provides one of the quickest options available for as low as C$ 231. Airlines will cover a distance of 417 km. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from San Diego to Las Vegas are Frontier (C$ 38), Southwest (C$ 44), and Alaska Airlines (C$ 56).

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

    Consider Delta (96%), Korean Air (95%) or Frontier (87%) 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 vacation 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 C$ 51). Flying from San Diego to Las Vegas in March is currently the most expensive (average of C$ 77). 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.

See more FAQs

Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Kingman
Boulder City
Henderson
North Las Vegas
Paradise

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

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.

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

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.

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