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Cheap flights from San Diego to Las Vegas from £51

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.
SAN — LAS
7 Jun — 14 Jun1
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 8 May 2026.

Thu 18/609:43
SAN
-
LAS
Nonstop1h 33m
Frontier
Thu 25/607:30
LAS
-
SAN
Nonstop1h 18m
Frontier
Deal found 4/5£71
Thu 4/613:38
SAN
-
LAS
1 stop10h 00m
Frontier
Thu 11/607:30
LAS
-
SAN
Nonstop1h 18m
Frontier
Deal found 5/5£88
Tue 2/619:50
SAN
-
LAS
Nonstop1h 27m
Alaska Airlines
Tue 9/617:13
LAS
-
SAN
Nonstop1h 18m
Alaska Airlines
Deal found 5/5£101
Wed 6/519:34
SAN
-
LAS
Nonstop1h 33m
Frontier
Tue 12/519:48
LAS
-
SAN
Nonstop1h 16m
Frontier
Deal found 5/5£106
Wed 16/915:35
SAN
-
LAS
Nonstop1h 28m
Delta
Wed 23/917:59
LAS
-
SAN
1 stop4h 56m
Delta
Deal found 3/5£108
Tue 2/606:20
SAN
-
LAS
1 stop3h 19m
United Airlines
Tue 9/618:45
LAS
-
SAN
1 stop5h 09m
United Airlines
Deal found 5/5£112
Tue 2/610:59
SAN
-
LAS
1 stop6h 13m
Delta
Tue 9/617:41
LAS
-
SAN
1 stop5h 59m
Delta
Deal found 6/5£115
Wed 3/606:20
SAN
-
LAS
1 stop3h 19m
United Airlines
Fri 5/606:00
LAS
-
SAN
1 stop4h 08m
United Airlines
Deal found 6/5£120
Tue 25/815:51
SAN
-
LAS
Nonstop1h 31m
Delta
Mon 31/812:59
LAS
-
SAN
Nonstop1h 14m
Delta
Deal found 5/5£121
Wed 10/606:20
SAN
-
LAS
1 stop3h 19m
United Airlines
Sat 13/618:20
LAS
-
SAN
1 stop6h 10m
United Airlines
Deal found 7/5£123
Tue 26/520:32
SAN
-
LAS
1 stop3h 49m
United Airlines
Thu 28/519:52
LAS
-
SAN
1 stop4h 38m
United Airlines
Deal found 5/5£124

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 8 May 2026.

Round-trip from

£71

One-way from

£51

Popular in

March

Cheapest in

August

Average price

£89

Good one-way deal

£113 or less
Frontier
  • Frontier
  • 18/6-25/6
  • Nonstop
  • 2h 51m total
  • San Diego to Las Vegas
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Delta
  • Delta
  • 9/9
  • Nonstop
  • 1h 28m total
  • San Diego to Las Vegas
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£15 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
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Price to beat on a one-way flight from San Diego to Las Vegas Harry Reid Intl.
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Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 8 May 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 return flight

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Tue 2/6

06:20-09:39

1 stop3h 19m

Las Vegas Harry Reid Intl

Tue 9/6

18:45-23:54

1 stop5h 09m

£112

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Tue 2/6

10:59-17:12

1 stop6h 13m

Las Vegas Harry Reid Intl

Tue 9/6

19:06-23:40

1 stop4h 34m

£115

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Tue 23/6

17:15-21:30

1 stop4h 15m

Las Vegas Harry Reid Intl

Tue 30/6

05:30-09:10

1 stop3h 40m

£115

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Thu 25/6

06:20-09:42

1 stop3h 22m

Las Vegas Harry Reid Intl

Mon 29/6

06:00-09:59

1 stop3h 59m

£128

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Fri 17/7

20:32-00:21

1 stop3h 49m

Las Vegas Harry Reid Intl

Mon 20/7

20:31-23:54

1 stop3h 23m

£132
Fastest return journey

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 9/9

21:11-22:37

Nonstop1h 26m

Las Vegas Harry Reid Intl

Sun 13/9

07:00-08:21

Nonstop1h 21m

£134

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Wed 9/9

15:35-17:03

Nonstop1h 28m

Las Vegas Harry Reid Intl

Sun 13/9

19:50-22:55

1 stop3h 05m

£138

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Thu 27/8

14:24-20:04

1 stop5h 40m

Las Vegas Harry Reid Intl

Mon 31/8

16:36-19:55

1 stop3h 19m

£138

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sun 14/6

07:40-11:20

1 stop3h 40m

Las Vegas Harry Reid Intl

Wed 17/6

05:45-09:30

1 stop3h 45m

£145

San DiegoLas Vegas

SAN - LAS

SANLAS

San Diego

Sun 26/7

20:32-00:21

1 stop3h 49m

Las Vegas Harry Reid Intl

Tue 28/7

06:00-10:08

1 stop4h 08m

£153

Flights are sorted by cheapest return flights first.

Deals found on 6/5

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 return 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 89 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 £69). Flying from San Diego to Las Vegas in March is currently the most expensive (average of £123). 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 8 May 2026.

A simple way to save on the total cost of your ticket is to fly from San Diego to Las Vegas in the afternoon. If you’re flexible enough to do this you can expect to save up to 67% on your trip compared to booking a flight in the evening.

How much does it cost for a return flight 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?

    Flights from San Diego to Las Vegas Harry Reid Intl have been viewed 10 times in the past calendar month.

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

    Airlines like United Airlines, Delta, and Southwest fly from San Diego to Las Vegas in about 3h 19m. The time it takes to get you to your destination can typically vary by up to 2h 54m. The distance between San Diego and Las Vegas is about 259 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Consider Korean Air (95%), Delta (94%) or KLM (88%) 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?

    On average you can expect to pay £120 for a flight from San Diego to Las Vegas. The cheapest flight overall is £82 while the most popular route, (San Diego - Las Vegas Harry Reid Intl) is currently priced at £74.

  • 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 holiday 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 £69). Flying from San Diego to Las Vegas in March is currently the most expensive (average of £123). 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
Furnace Creek
Henderson

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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?

Users can book flights with no change fees policies with our dedicated filters. Book flights from San Diego to Las Vegas flexibly with Cheapflights today.

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

Not ready to book yet? You can track prices for flights from San Diego to Las Vegas on Cheapflights with our Price Alert feature and get notified when better prices are available.

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