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Cheap flights from Las Vegas to San Diego 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.
LAS — SAN
25 Feb — 4 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to San Diego are usually found in April or March, booked 68 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Las Vegas to San Diego

Enter your travel dates to find the best prices.

Cheapest flights from Las Vegas to San Diego
Explore the most affordable flight options available from Las Vegas to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 January 2026.

Fri 10/412:55 p.m.
LAS
-
SAN
Nonstop1h 20m
Delta
Sun 12/43:34 p.m.
SAN
-
LAS
Nonstop1h 36m
Delta
Deal found 26/1C$ 133
Fri 10/412:55 p.m.
LAS
-
SAN
Nonstop1h 20m
Delta
Mon 13/47:55 p.m.
SAN
-
LAS
1 stop3h 11m
Delta
Deal found 26/1C$ 147
Thu 9/46:08 a.m.
LAS
-
SAN
1 stop3h 47m
Delta
Sun 12/47:35 p.m.
SAN
-
LAS
1 stop3h 37m
Delta
Deal found 26/1C$ 160
Fri 20/27:40 p.m.
LAS
-
SAN
Nonstop1h 12m
Delta
Mon 23/27:50 a.m.
SAN
-
LAS
Nonstop1h 33m
Delta
Deal found 26/1C$ 163
Sat 16/56:00 a.m.
LAS
-
SAN
1 stop4h 27m
Delta
Sat 16/53:35 p.m.
SAN
-
LAS
Nonstop1h 28m
Delta
Deal found 25/1C$ 174
Thu 11/66:00 a.m.
LAS
-
SAN
1 stop4h 27m
Delta
Sun 14/67:30 p.m.
SAN
-
LAS
1 stop3h 14m
Delta
Deal found 26/1C$ 188
Mon 16/26:05 a.m.
LAS
-
SAN
Nonstop1h 15m
Southwest
Wed 18/27:40 p.m.
SAN
-
LAS
Nonstop1h 25m
Southwest
Deal found 26/1C$ 197
Fri 13/27:05 p.m.
LAS
-
SAN
1 stop4h 35m
United Airlines
Sun 15/26:10 p.m.
SAN
-
LAS
1 stop5h 45m
United Airlines
Deal found 26/1C$ 215
Sun 15/26:15 a.m.
LAS
-
SAN
Nonstop1h 15m
Southwest
Tue 17/26:05 p.m.
SAN
-
LAS
1 stop3h 55m
Southwest
Deal found 26/1C$ 222

Find flight deals from Las Vegas to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to San Diego (SAN). 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$ 133

One-way from

C$ 67

Popular in

December

Cheapest in

April

Average price

C$ 158
Delta
  • Delta
  • 10/4-13/4
  • Nonstop
  • 2h 56m total
  • Las Vegas to San Diego
Search Deals
Delta
  • Delta
  • 25/2
  • Nonstop
  • 1h 12m total
  • Las Vegas to San Diego
Search Deals
Highest demand for flights based on searches. 24% potential increase in price (C$ 59 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 January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Las Vegas to San Diego 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 Las Vegas to San Diego that are best for you.

Fly from

Las Vegas

Fly to

San Diego

Route

Depart

Return

Price

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Tue 3/3

8:20 a.m.-9:51 a.m.

Nonstop1h 31m

San Diego

Wed 4/3

3:07 p.m.-4:37 p.m.

Nonstop1h 30m

C$ 133

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Thu 19/3

5:45 a.m.-9:30 a.m.

1 stop3h 45m

San Diego

Sun 22/3

7:30 a.m.-9:00 a.m.

Nonstop1h 30m

C$ 147

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Wed 11/3

9:36 a.m.-2:54 p.m.

1 stop5h 18m

San Diego

Wed 18/3

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

Nonstop1h 36m

C$ 147

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Wed 25/2

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

Nonstop1h 15m

San Diego

Wed 4/3

2:15 p.m.-7:00 p.m.

1 stop4h 45m

C$ 147

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Fri 27/3

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

Nonstop1h 14m

San Diego

Mon 30/3

7:35 p.m.-11:12 p.m.

1 stop3h 37m

C$ 147

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Thu 9/4

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

Nonstop1h 20m

San Diego

Sun 12/4

7:35 p.m.-11:12 p.m.

1 stop3h 37m

C$ 147

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Sat 28/3

3:30 p.m.-8:35 p.m.

1 stop5h 05m

San Diego

Sun 29/3

6:40 a.m.-8:15 a.m.

Nonstop1h 35m

C$ 160

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Wed 8/4

9:36 a.m.-2:54 p.m.

1 stop5h 18m

San Diego

Sun 12/4

7:35 p.m.-11:12 p.m.

1 stop3h 37m

C$ 160

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Wed 27/5

12:59 p.m.-2:13 p.m.

Nonstop1h 14m

San Diego

Wed 3/6

3:35 p.m.-5:03 p.m.

Nonstop1h 28m

C$ 160

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Wed 25/2

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

Nonstop1h 12m

C$ 67

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/1

Showing 1-10 of 20 results
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Best time to book a flight from Las Vegas to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Las Vegas 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 Las Vegas to San Diego

How far ahead should I book a flight from Las Vegas to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to San Diego. Price data was last updated on 23 January 2026.

The best time to book flights from Las Vegas to San Diego is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Las Vegas to San Diego?

Currently, February is the cheapest month in which you can book a flight from Las Vegas to San Diego (average of C$ 41). Flying from Las Vegas to San Diego 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 LAS to SAN?

Find hourly flight availability from Las Vegas to San Diego. 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.

It’s optimal to fly from Las Vegas to San Diego in the morning. By choosing this option you can save up to 71% on the cost of your flight, compared to a flight in the afternoon.

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

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to San Diego. 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 Las Vegas to San Diego flight route?

    The Las Vegas Harry Reid Intl to San Diego flight path was viewed by 14 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 Las Vegas to San Diego?

    Airlines like Alaska Airlines, Southwest, and Delta fly from Las Vegas to San Diego in about 1h 31m. The time it takes to get you to your destination can typically vary by up to 3h 47m. The distance from Las Vegas to San Diego is about 417 km. This flight may include one or multiple stops.

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

    C$ 27 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and Delta, with prices starting from C$ 28 and C$ 66, respectively.

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

    Consider Korean Air (87%), Delta (84%) or Frontier (77%) when booking your flight. These represent the most reliable airlines when flying from Las Vegas to San Diego.

  • Can I find deals for flights from Las Vegas to San Diego that include hotel bookings?

    Yes. In addition to deals on Las Vegas to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Las Vegas to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to San Diego.

  • Can I find deals for business class flights from Las Vegas to San Diego?

    Yes. Cheapflights offers flight deals from Las Vegas to San Diego 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 Las Vegas to San Diego?

    Currently, February is the cheapest month in which you can book a flight from Las Vegas to San Diego (average of C$ 41). Flying from Las Vegas to San Diego 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 San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
La Mesa
Borrego Springs

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Alternative routes for Las Vegas to San Diego

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

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