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Cheap flights from San Diego to Las Vegas from C$ 73

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LAS
24 Aug — 31 Aug1
1 adult
1 adult, Economy, 0 bags

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 25 July 2026.

Sat 15/85:10 p.m.
SAN
-
LAS
Nonstop1h 25m
Southwest
Mon 17/88:55 p.m.
LAS
-
SAN
Nonstop1h 10m
Southwest
Deal found 22/7C$ 137
Wed 2/93:16 p.m.
SAN
-
LAS
Nonstop1h 32m
Alaska Airlines
Thu 3/97:00 a.m.
LAS
-
SAN
Nonstop1h 21m
Alaska Airlines
Deal found 24/7C$ 140
Thu 15/1010:55 p.m.
SAN
-
LAS
Nonstop1h 35m
Southwest
Mon 19/109:10 a.m.
LAS
-
SAN
1 stop2h 55m
Southwest
Deal found 23/7C$ 145
Sat 12/93:45 p.m.
SAN
-
LAS
Nonstop1h 26m
Delta
Mon 14/95:37 p.m.
LAS
-
SAN
1 stop6h 10m
Delta
Deal found 22/7C$ 151
Thu 20/83:10 p.m.
SAN
-
LAS
Nonstop1h 25m
Southwest
Mon 24/84:50 p.m.
LAS
-
SAN
2 stops5h 15m
Southwest
Deal found 22/7C$ 152
Fri 11/910:25 p.m.
SAN
-
LAS
Nonstop1h 25m
Southwest
Mon 14/98:55 p.m.
LAS
-
SAN
Nonstop1h 15m
Southwest
Deal found 23/7C$ 158
Fri 30/109:55 p.m.
SAN
-
LAS
Nonstop1h 35m
Southwest
Mon 2/119:10 a.m.
LAS
-
SAN
1 stop2h 45m
Southwest
Deal found 21/7C$ 159
Wed 19/88:15 a.m.
SAN
-
LAS
1 stop4h 10m
Southwest
Wed 26/84:10 p.m.
LAS
-
SAN
1 stop3h 55m
Southwest
Deal found 22/7C$ 165
Fri 11/93:45 p.m.
SAN
-
LAS
1 stop4h 05m
Southwest
Sat 12/97:55 a.m.
LAS
-
SAN
Nonstop1h 10m
Southwest
Deal found 22/7C$ 172
Wed 21/103:00 p.m.
SAN
-
LAS
1 stop5h 47m
Delta
Mon 26/107:55 p.m.
LAS
-
SAN
1 stop3h 47m
Delta
Deal found 22/7C$ 179

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 25 July 2026.

Round-trip from

C$ 137

One-way from

C$ 73

Popular in

May

Cheapest in

August

Average price

C$ 231
Southwest
  • Southwest
  • 15/8-17/8
  • Nonstop
  • 2h 35m total
  • San Diego to Las Vegas
Search Deals
Frontier
  • Frontier
  • 6/9
  • 1 total stop
  • 3h 56m total
  • San Diego to Las Vegas
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 25 July 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

Thu 8/10

9:55 p.m.-11:30 p.m.

Nonstop1h 35m

Las Vegas Harry Reid Intl

Sat 10/10

7:20 a.m.-8:40 a.m.

Nonstop1h 20m

C$ 137

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sat 5/9

3:51 p.m.-5:22 p.m.

Nonstop1h 31m

Las Vegas Harry Reid Intl

Sat 12/9

12:54 p.m.-2:16 p.m.

Nonstop1h 22m

C$ 151

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Fri 11/9

10:25 p.m.-11:50 p.m.

Nonstop1h 25m

Las Vegas Harry Reid Intl

Sat 12/9

9:25 a.m.-10:40 a.m.

Nonstop1h 15m

C$ 158

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 26/8

5:00 p.m.-6:27 p.m.

Nonstop1h 27m

Las Vegas Harry Reid Intl

Thu 27/8

7:00 a.m.-8:21 a.m.

Nonstop1h 21m

C$ 165

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sat 12/9

3:45 p.m.-5:11 p.m.

Nonstop1h 26m

Las Vegas Harry Reid Intl

Mon 14/9

8:46 p.m.-11:47 p.m.

1 stop3h 01m

C$ 165
Quickest round-trip

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sat 22/8

4:15 p.m.-5:40 p.m.

Nonstop1h 25m

Las Vegas Harry Reid Intl

Sat 29/8

2:20 p.m.-3:30 p.m.

Nonstop1h 10m

C$ 165

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Thu 13/8

3:45 p.m.-7:50 p.m.

1 stop4h 05m

Las Vegas Harry Reid Intl

Thu 20/8

5:45 a.m.-9:40 a.m.

1 stop3h 55m

C$ 165

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Tue 11/8

10:55 a.m.-4:20 p.m.

1 stop5h 25m

Las Vegas Harry Reid Intl

Tue 18/8

9:50 a.m.-3:10 p.m.

1 stop5h 20m

C$ 179

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Thu 17/9

7:30 a.m.-8:55 a.m.

Nonstop1h 25m

Las Vegas Harry Reid Intl

Mon 21/9

4:50 p.m.-10:10 p.m.

2 stops5h 20m

C$ 180

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Thu 29/10

12:30 p.m.-4:10 p.m.

1 stop3h 40m

Las Vegas Harry Reid Intl

Thu 29/10

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

1 stop4h 00m

C$ 193

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/7

Showing 1-10 of 22 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?

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 86 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, August is the cheapest month in which you can book a flight from San Diego to Las Vegas (average of C$ 151). Flying from San Diego to Las Vegas in May is currently the most expensive (average of C$ 278). 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 25 July 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 84% on airfare.

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

Airfare is typical for this route at the moment.

San Diego to Las Vegas flights typically cost between C$ 120 and C$ 294 in August.
The cheapest round-trip price found within the last 5 days was C$ 137 on Southwest (15 Aug-17 Aug).

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 4 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 31m. Southwest provides one of the quickest options available for as low as C$ 151. Airlines will cover a distance of 417 km. All flights are typically direct.

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

    Consider KLM (86%), Delta (85%) or Korean Air (85%) 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, August is the cheapest month in which you can book a flight from San Diego to Las Vegas (average of C$ 151). Flying from San Diego to Las Vegas in May is currently the most expensive (average of C$ 278). 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
Paradise
Kingman
North Las Vegas
Henderson

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Alternative routes for San Diego to Las Vegas

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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

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

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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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