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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 14/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LAS
11 Jan — 18 Jan1
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 February or January, booked 40 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 12 December 2025.

Wed 24/1212:31 p.m.SAN - LAS
Nonstop1h 35mAlaska Airlines
Fri 26/127:10 a.m.LAS - SAN
Nonstop1h 35mAlaska Airlines
Deal found 10/12C$ 189
Tue 23/129:31 a.m.SAN - LAS
Nonstop1h 36mAlaska Airlines
Thu 15/16:14 p.m.LAS - SAN
Nonstop1h 21mAlaska Airlines
Deal found 11/12C$ 196
Wed 24/124:00 p.m.SAN - LAS
Nonstop1h 20mSouthwest
Fri 26/124:55 p.m.LAS - SAN
1 stop3h 35mSouthwest
Deal found 9/12C$ 203
Tue 23/126:20 a.m.SAN - LAS
1 stop3h 56mDelta
Wed 28/17:45 p.m.LAS - SAN
Nonstop1h 14mDelta
Deal found 11/12C$ 210
Wed 24/1212:31 p.m.SAN - LAS
Nonstop1h 35mAlaska Airlines
Wed 24/126:00 p.m.LAS - SAN
Nonstop1h 36mAlaska Airlines
Deal found 9/12C$ 215
Tue 23/126:59 p.m.SAN - LAS
Nonstop1h 29mDelta
Thu 25/128:00 a.m.LAS - SAN
Nonstop1h 19mDelta
Deal found 11/12C$ 223
Wed 24/125:40 p.m.SAN - LAS
1 stop7h 17mUnited Airlines
Sat 27/126:00 a.m.LAS - SAN
1 stop4h 30mUnited Airlines
Deal found 10/12C$ 230
Thu 25/125:40 p.m.SAN - LAS
1 stop7h 17mUnited Airlines
Sat 27/126:00 a.m.LAS - SAN
1 stop4h 30mUnited Airlines
Deal found 11/12C$ 244
Wed 17/128:05 a.m.SAN - LAS
Nonstop1h 39mAlaska Airlines
Wed 17/126:55 p.m.LAS - SAN
Nonstop1h 23mAlaska Airlines
Deal found 10/12C$ 258
Wed 17/126:50 p.m.SAN - LAS
Nonstop1h 29mDelta
Thu 15/16:15 a.m.LAS - SAN
1 stop3h 42mDelta
Deal found 11/12C$ 265

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 12 December 2025.

Round-trip from

C$ 128

One-way from

C$ 68

Popular in

November

Cheapest in

February

Average price

C$ 189

Good one-way deal

C$ 94 or less
Alaska Airlines
  • Alaska Airlines
  • 17/1-17/1
  • Nonstop
  • 2h 51m total
  • San Diego to Las Vegas
Search Deals
Delta
  • Delta
  • 7/1
  • Nonstop
  • 1h 31m total
  • San Diego to Las Vegas
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (C$ 57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a one-way flight from San Diego to Las Vegas Harry Reid Intl.
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 12 December 2025.
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

Mon 19/1

7:50 a.m.-9:25 a.m.

Nonstop1h 35m

Las Vegas Harry Reid Intl

Wed 21/1

7:45 p.m.-8:59 p.m.

Nonstop1h 14m

C$ 134

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sun 4/1

10:10 p.m.-11:41 p.m.

Nonstop1h 31m

Las Vegas Harry Reid Intl

Wed 14/1

6:00 a.m.-7:17 a.m.

Nonstop1h 17m

C$ 148

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Mon 16/2

7:00 a.m.-8:25 a.m.

Nonstop1h 25m

Las Vegas Harry Reid Intl

Wed 18/2

9:25 a.m.-1:25 p.m.

1 stop4h 00m

C$ 148

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Mon 12/1

4:20 p.m.-8:49 p.m.

1 stop4h 29m

Las Vegas Harry Reid Intl

Thu 15/1

4:45 p.m.-6:03 p.m.

Nonstop1h 18m

C$ 148

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sat 3/1

5:05 p.m.-6:30 p.m.

Nonstop1h 25m

Las Vegas Harry Reid Intl

Tue 13/1

2:51 p.m.-4:09 p.m.

Nonstop1h 18m

C$ 148

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 7/1

3:10 p.m.-4:34 p.m.

Nonstop1h 24m

Las Vegas Harry Reid Intl

Sun 11/1

6:00 a.m.-7:17 a.m.

Nonstop1h 17m

C$ 149

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 7/1

4:20 p.m.-8:49 p.m.

1 stop4h 29m

Las Vegas Harry Reid Intl

Fri 16/1

4:45 p.m.-6:03 p.m.

Nonstop1h 18m

C$ 149

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sat 10/1

8:16 a.m.-9:53 a.m.

Nonstop1h 37m

Las Vegas Harry Reid Intl

Sun 11/1

6:00 a.m.-7:17 a.m.

Nonstop1h 17m

C$ 149

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sat 7/2

5:15 p.m.-6:41 p.m.

Nonstop1h 26m

Las Vegas Harry Reid Intl

Mon 9/2

6:14 p.m.-7:35 p.m.

Nonstop1h 21m

C$ 149

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Tue 6/1

8:00 a.m.-9:35 a.m.

Nonstop1h 35m

Las Vegas Harry Reid Intl

Fri 9/1

2:25 p.m.-6:53 p.m.

1 stop4h 28m

C$ 150

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 22 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 5 December 2025.

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, February is the cheapest month in which you can book a flight from San Diego to Las Vegas (average of C$ 46). Flying from San Diego to Las Vegas in June is currently the most expensive (average of C$ 68). 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 12 December 2025.

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.

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 24m. Delta provides one of the quickest options available for as low as C$ 149. 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$ 56).

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

    Consider Spirit Airlines (100%), KLM (83%) or Delta (78%) when booking your flight. These represent the most reliable airlines when flying from San Diego to Las Vegas.

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

    The cheapest flight price from San Diego to Las Vegas is C$ 40. On average you can expect to pay C$ 191. The most popular route, (San Diego - Las Vegas Harry Reid Intl), can usually be booked for C$ 112.

  • 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$ 46). Flying from San Diego to Las Vegas in June is currently the most expensive (average of C$ 68). 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
Henderson
Boulder City
North Las Vegas
Paradise

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