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Cheap flights from San Diego to Las Vegas from C$ 67

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 25/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LAS
25 Feb — 4 Mar1
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 May, booked 29 days in advance, depart on a Monday or Tuesday and return on a Tuesday

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 26 January 2026.

Thu 19/38:39 p.m.
SAN
-
LAS
Nonstop1h 30m
Frontier
Thu 26/34:11 p.m.
LAS
-
SAN
Nonstop1h 27m
Frontier
Deal found 25/1C$ 127
Tue 24/27:50 a.m.
SAN
-
LAS
Nonstop1h 33m
Delta
Wed 25/27:40 p.m.
LAS
-
SAN
Nonstop1h 12m
Delta
Deal found 26/1C$ 133
Tue 24/27:50 a.m.
SAN
-
LAS
Nonstop1h 33m
Delta
Thu 26/27:40 p.m.
LAS
-
SAN
Nonstop1h 12m
Delta
Deal found 26/1C$ 147
Thu 26/27:50 a.m.
SAN
-
LAS
Nonstop1h 33m
Delta
Mon 2/37:40 p.m.
LAS
-
SAN
Nonstop1h 12m
Delta
Deal found 26/1C$ 160
Wed 27/53:35 p.m.
SAN
-
LAS
Nonstop1h 28m
Delta
Sat 30/56:00 a.m.
LAS
-
SAN
1 stop4h 27m
Delta
Deal found 26/1C$ 174
Wed 18/23:07 p.m.
SAN
-
LAS
Nonstop1h 30m
Alaska Airlines
Wed 18/26:58 p.m.
LAS
-
SAN
Nonstop1h 21m
Alaska Airlines
Deal found 26/1C$ 181
Wed 11/27:50 a.m.
SAN
-
LAS
Nonstop1h 35m
Delta
Thu 12/27:40 p.m.
LAS
-
SAN
Nonstop1h 12m
Delta
Deal found 26/1C$ 188
Sat 14/28:59 p.m.
SAN
-
LAS
Nonstop1h 29m
Alaska Airlines
Wed 18/26:00 a.m.
LAS
-
SAN
Nonstop1h 17m
Alaska Airlines
Deal found 25/1C$ 194
Wed 27/56:20 a.m.
SAN
-
LAS
1 stop3h 23m
United Airlines
Thu 28/52:14 p.m.
LAS
-
SAN
1 stop5h 37m
United Airlines
Deal found 26/1C$ 196
Sat 21/26:50 p.m.
SAN
-
LAS
Nonstop1h 25m
Southwest
Mon 23/26:15 a.m.
LAS
-
SAN
Nonstop1h 15m
Southwest
Deal found 26/1C$ 197
Tue 26/53:35 p.m.
SAN
-
LAS
Nonstop1h 28m
Delta
Fri 29/55:59 p.m.
LAS
-
SAN
1 stop4h 56m
Delta
Deal found 25/1C$ 201

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 26 January 2026.

Round-trip from

C$ 127

One-way from

C$ 67

Popular in

December

Cheapest in

August

Average price

C$ 170
Frontier
  • Frontier
  • 19/3-26/3
  • Nonstop
  • 2h 57m total
  • San Diego to Las Vegas
Search Deals
Delta
  • Delta
  • 25/2
  • Nonstop
  • 1h 33m total
  • San Diego to Las Vegas
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (C$ 61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 26 January 2026.
Use the filters below to find and compare flights from San Diego to Las Vegas that are best for you.

Fly from

San Diego

Fly to

Las Vegas

Route

Depart

Return

Price

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Tue 24/2

7:50 a.m.-9:23 a.m.

Nonstop1h 33m

Las Vegas Harry Reid Intl

Tue 24/2

7:40 p.m.-8:52 p.m.

Nonstop1h 12m

C$ 133

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 25/2

2:20 p.m.-3:40 p.m.

Nonstop1h 20m

Las Vegas Harry Reid Intl

Wed 4/3

10:35 a.m.-11:50 a.m.

Nonstop1h 15m

C$ 133

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Tue 24/2

7:50 a.m.-9:23 a.m.

Nonstop1h 33m

Las Vegas Harry Reid Intl

Thu 26/2

7:40 p.m.-8:52 p.m.

Nonstop1h 12m

C$ 133

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 25/2

7:50 a.m.-9:23 a.m.

Nonstop1h 33m

Las Vegas Harry Reid Intl

Wed 4/3

7:40 p.m.-8:52 p.m.

Nonstop1h 12m

C$ 133

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Tue 31/3

3:34 p.m.-5:10 p.m.

Nonstop1h 36m

Las Vegas Harry Reid Intl

Tue 7/4

12:55 p.m.-2:15 p.m.

Nonstop1h 20m

C$ 133

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Mon 16/3

7:40 a.m.-9:16 a.m.

Nonstop1h 36m

Las Vegas Harry Reid Intl

Thu 19/3

1:59 p.m.-6:50 p.m.

1 stop4h 51m

C$ 147

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sun 15/3

7:40 a.m.-9:16 a.m.

Nonstop1h 36m

Las Vegas Harry Reid Intl

Thu 19/3

6:08 a.m.-9:07 a.m.

1 stop2h 59m

C$ 147

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 11/3

7:40 a.m.-9:16 a.m.

Nonstop1h 36m

Las Vegas Harry Reid Intl

Wed 18/3

7:29 p.m.-11:14 p.m.

1 stop3h 45m

C$ 147

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Tue 17/3

3:45 p.m.-9:12 p.m.

1 stop5h 27m

Las Vegas Harry Reid Intl

Thu 19/3

7:32 p.m.-8:46 p.m.

Nonstop1h 14m

C$ 147

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 25/2

7:50 a.m.-9:23 a.m.

Nonstop1h 33m

C$ 67

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/1

Showing 1-10 of 20 results
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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 23 January 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 29 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, February is the cheapest month in which you can book a flight from San Diego to Las Vegas (average of C$ 49). Flying from San Diego to Las Vegas in June is currently the most expensive (average of C$ 67). 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 26 January 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.

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 20m. Southwest provides one of the quickest options available for as low as C$ 133. Airlines will cover a distance of 417 km. All flights are typically direct.

  • 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$ 55).

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

    Consider SkyWest Airlines (84%), KLM (83%) or Delta (82%) 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, February is the cheapest month in which you can book a flight from San Diego to Las Vegas (average of C$ 49). Flying from San Diego to Las Vegas in June is currently the most expensive (average of C$ 67). 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?

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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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