Cheap flights from Las Vegas to San Diego from C$ 64

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to San Diego departing on 14/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
1:44 p.m. - 3:07 p.m.LAS-SAN
1h 23mdirect
Frontier Logo
3:49 p.m. - 5:19 p.m.SAN-LAS
1h 30mdirect
C$ 83Frontier
Find Deal
Fri, 21 Nov - Sun, 23 Nov
Delta Logo
4:50 p.m. - 6:06 p.m.LAS-SAN
1h 16mdirect
Delta Logo
10:59 a.m. - 12:31 p.m.SAN-LAS
1h 32mdirect
C$ 136Delta
Find Deal
Tue, 9 Dec - Mon, 15 Dec
Delta Logo
12:59 p.m. - 2:16 p.m.LAS-SAN
1h 17mdirect
Delta Logo
3:30 p.m. - 5:05 p.m.SAN-LAS
1h 35mdirect
C$ 150Delta
Find Deal
Wed, 28 Jan - Thu, 29 Jan
Delta Logo
4:50 p.m. - 6:06 p.m.LAS-SAN
1h 16mdirect
Delta Logo
10:59 a.m. - 12:31 p.m.SAN-LAS
1h 32mdirect
C$ 164Delta
Find Deal
Sat, 6 Dec - Thu, 18 Dec
Southwest Logo
5:50 a.m. - 9:25 a.m.LAS-SAN
3h 35m1 stop
Southwest Logo
5:45 p.m. - 9:35 p.m.SAN-LAS
3h 50m1 stop
C$ 191Southwest
Find Deal
Fri, 21 Nov - Mon, 24 Nov
Alaska Airlines Logo
6:00 a.m. - 7:23 a.m.LAS-SAN
1h 23mdirect
Alaska Airlines Logo
8:59 p.m. - 10:27 p.m.SAN-LAS
1h 28mdirect
C$ 213Alaska Airlines
Find Deal
Sat, 29 Nov - Sat, 6 Dec
United Airlines Logo
6:00 a.m. - 10:21 a.m.LAS-SAN
4h 21m1 stop
United Airlines Logo
6:15 a.m. - 9:34 a.m.SAN-LAS
3h 19m1 stop
C$ 234United Airlines
Find Deal
Wed, 26 Nov - Sat, 29 Nov
Southwest Logo
5:15 a.m. - 9:00 a.m.LAS-SAN
3h 45m1 stop
Southwest Logo
8:35 a.m. - 12:55 p.m.SAN-LAS
4h 20m1 stop
C$ 240Southwest
Find Deal
Mon, 24 Nov - Fri, 28 Nov
Alaska Airlines Logo
7:15 a.m. - 8:40 a.m.LAS-SAN
1h 25mdirect
Alaska Airlines Logo
5:08 p.m. - 6:32 p.m.SAN-LAS
1h 24mdirect
C$ 241Alaska Airlines
Find Deal
Thu, 27 Nov - Fri, 28 Nov
United Airlines Logo
7:04 p.m. - 11:39 p.m.LAS-SAN
4h 35m1 stop
United Airlines Logo
6:15 a.m. - 9:42 a.m.SAN-LAS
3h 27m1 stop
C$ 242United Airlines
Find Deal
Fri, 28 Nov - Sun, 30 Nov

Delta flights from Las Vegas to San Diego

Our best Delta deals on Las Vegas to San Diego flight tickets
Delta
9 Dec
LAS4:50 p.m.Las Vegas Harry Reid Intl
1h 16m
SAN6:06 p.m.San Diego
15 Dec
SAN10:59 a.m.San Diego
1h 32m
LAS12:31 p.m.Las Vegas Harry Reid Intl
Delta
28 Jan
LAS12:59 p.m.Las Vegas Harry Reid Intl
1h 17m
SAN2:16 p.m.San Diego
29 Jan
SAN3:30 p.m.San Diego
1h 35m
LAS5:05 p.m.Las Vegas Harry Reid Intl
Delta
6 Dec
LAS4:50 p.m.Las Vegas Harry Reid Intl
1h 16m
SAN6:06 p.m.San Diego
18 Dec
SAN10:59 a.m.San Diego
1h 32m
LAS12:31 p.m.Las Vegas Harry Reid Intl

Southwest flights from Las Vegas to San Diego

Our best Southwest deals on Las Vegas to San Diego flight tickets
Southwest
21 Nov
LAS5:50 a.m.Las Vegas Harry Reid Intl
3h 35m
1 stop
SAN9:25 a.m.San Diego
24 Nov
SAN5:45 p.m.San Diego
3h 50m
1 stop
LAS9:35 p.m.Las Vegas Harry Reid Intl
Southwest
24 Nov
LAS5:15 a.m.Las Vegas Harry Reid Intl
3h 45m
1 stop
SAN9:00 a.m.San Diego
28 Nov
SAN8:35 a.m.San Diego
4h 20m
1 stop
LAS12:55 p.m.Las Vegas Harry Reid Intl
Southwest
23 Nov
LAS5:55 a.m.Las Vegas Harry Reid Intl
1h 10m
SAN7:05 a.m.San Diego
26 Nov
SAN7:40 p.m.San Diego
1h 25m
LAS9:05 p.m.Las Vegas Harry Reid Intl

momondo 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, momondo users made 96,600 searches. Data last updated 3 November 2025.
Use the filters below to find and compare flights from Las Vegas to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Fri 21/11

1:44 p.m.-3:07 p.m.

Nonstop1h 23m

San Diego

Sun 23/11

3:49 p.m.-5:19 p.m.

Nonstop1h 30m

C$ 83

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Tue 9/12

4:50 p.m.-6:06 p.m.

Nonstop1h 16m

San Diego

Mon 15/12

10:59 a.m.-12:31 p.m.

Nonstop1h 32m

C$ 136

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Wed 28/1

12:59 p.m.-2:16 p.m.

Nonstop1h 17m

San Diego

Thu 29/1

3:30 p.m.-5:05 p.m.

Nonstop1h 35m

C$ 150

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Sat 6/12

4:50 p.m.-6:06 p.m.

Nonstop1h 16m

San Diego

Thu 18/12

10:59 a.m.-12:31 p.m.

Nonstop1h 32m

C$ 164

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Fri 21/11

5:50 a.m.-9:25 a.m.

1 stop3h 35m

San Diego

Mon 24/11

5:45 p.m.-9:35 p.m.

1 stop3h 50m

C$ 191

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Sat 29/11

6:00 a.m.-7:23 a.m.

Nonstop1h 23m

San Diego

Sat 6/12

8:59 p.m.-10:27 p.m.

Nonstop1h 28m

C$ 213

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Wed 26/11

6:00 a.m.-10:21 a.m.

1 stop4h 21m

San Diego

Sat 29/11

6:15 a.m.-9:34 a.m.

1 stop3h 19m

C$ 234

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Mon 24/11

5:15 a.m.-9:00 a.m.

1 stop3h 45m

San Diego

Fri 28/11

8:35 a.m.-12:55 p.m.

1 stop4h 20m

C$ 240

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Thu 27/11

7:15 a.m.-8:40 a.m.

Nonstop1h 25m

San Diego

Fri 28/11

5:08 p.m.-6:32 p.m.

Nonstop1h 24m

C$ 241

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Fri 28/11

7:04 p.m.-11:39 p.m.

1 stop4h 35m

San Diego

Sun 30/11

6:15 a.m.-9:42 a.m.

1 stop3h 27m

C$ 242

Flights are sorted by cheapest round-trip flights first.

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See travel insights to San Diego from

How to get the cheapest flight ticket from Las Vegas to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Diego?

In general, February is the cheapest month to fly from Las Vegas to San Diego. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 104. If you are unable to visit San Diego during the month of February, then departing from Las Vegas during the month April is also very affordable. Most momondo users find prices during this month for around C$ 105.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart on your flight to San Diego is on a Tuesday when prices can be found for as low as C$ 54. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to San Diego on Monday is C$ 243.

What is the cheapest time of day to depart on your flight to San Diego?

Flying to San Diego from Las Vegas in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as C$ 54 when looking at flights departing in the afternoon. Flights to San Diego are more costly in the evening, with an average ticket price of C$ 141. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Las Vegas Harry Reid Intl to San Diego flight route?

Fly from Las Vegas Harry Reid Intl to San Diego for the best Las Vegas Harry Reid Intl - San Diego flight prices

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around C$ 120 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Las Vegas for as low as C$ 83 on momondo.

What cabin class options are available on Las Vegas Harry Reid Intl to San Diego flights?

There are 2 cabin classes available to choose from on Las Vegas Harry Reid Intl to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Las Vegas to San Diego flight prices changed over time?

As of November 2025, prices for Las Vegas to San Diego flights are approximately 40% more expensive when compared to flights at the same time last year.

When to book flights from Las Vegas to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Las Vegas to San Diego (LAS to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to San Diego

Fastest flight time

1h 05m

Direct flights

Every day

Airports in San Diego

1 airport
The fastest flight from Las Vegas to San Diego takes 1h 05m
Direct flights go from Las Vegas to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)
  • How far is Las Vegas Harry Reid Intl to San Diego by plane?

    There are 426.6 km between Las Vegas Harry Reid Intl and San Diego. 1h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to San Diego Airport?

    Prices for flights from Las Vegas Harry Reid Intl Airport to San Diego Airport were last updated today.

  • How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to San Diego Airport?

  • How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Las Vegas to San Diego?

  • What is the most popular airline from Las Vegas to San Diego?

Best airlines flying from Las Vegas to San Diego

Compare and see reviews for airlines that fly from Las Vegas to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom C$ 51Free CancellationRating
6.3
8,114 reviews
Search Spirit Airlines flights

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Coronado
Borrego Springs
Chula Vista

Why use momondo?

Why should I use momondo to find a flight deal from Las Vegas to San Diego?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Las Vegas to San Diego for you.

Can I find flights from Las Vegas to San Diego with flexible booking policies on momondo?

All flight searches from Las Vegas to San Diego on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Las Vegas to San Diego?

Once all potential Las Vegas to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Las Vegas to San Diego right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Las Vegas to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Wed 3/12
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