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Cheap flights from Las Vegas to San Diego from C$ 44

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 4/11. 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

Southwest Logo
10:00 a.m. - 11:20 a.m.LAS-SAN
1h 20mdirect
Southwest Logo
1:10 p.m. - 2:40 p.m.SAN-LAS
1h 30mdirect
C$ 89Southwest
Find Deal
Wed, 8 Oct - Wed, 15 Oct
Southwest Logo
7:05 a.m. - 8:20 a.m.LAS-SAN
1h 15mdirect
Southwest Logo
5:00 p.m. - 8:40 p.m.SAN-LAS
3h 40m1 stop
C$ 103Southwest
Find Deal
Wed, 8 Oct - Wed, 15 Oct
Southwest Logo
7:25 a.m. - 8:35 a.m.LAS-SAN
1h 10mdirect
Southwest Logo
9:20 p.m. - 10:45 p.m.SAN-LAS
1h 25mdirect
C$ 107Southwest
Find Deal
Wed, 5 Nov - Sun, 9 Nov
Southwest Logo
7:55 p.m. - 9:05 p.m.LAS-SAN
1h 10mdirect
Southwest Logo
8:35 p.m. - 10:05 p.m.SAN-LAS
1h 30mdirect
C$ 109Southwest
Find Deal
Thu, 9 Oct - Sat, 11 Oct
Southwest Logo
7:55 p.m. - 9:05 p.m.LAS-SAN
1h 10mdirect
Southwest Logo
8:35 p.m. - 10:05 p.m.SAN-LAS
1h 30mdirect
C$ 111Southwest
Find Deal
Thu, 9 Oct - Sat, 11 Oct
Delta Logo
8:25 a.m. - 9:43 a.m.LAS-SAN
1h 18mdirect
Delta Logo
5:15 p.m. - 6:44 p.m.SAN-LAS
1h 29mdirect
C$ 112Delta
Find Deal
Sat, 4 Oct - Sat, 4 Oct
Delta Logo
4:37 p.m. - 5:53 p.m.LAS-SAN
1h 16mdirect
Delta Logo
6:33 p.m. - 8:02 p.m.SAN-LAS
1h 29mdirect
C$ 119Delta
Find Deal
Sat, 6 Dec - Thu, 18 Dec
Alaska Airlines Logo
3:39 p.m. - 7:41 a.m.LAS-SAN
16h 02m1 stop
Alaska Airlines Logo
2:32 p.m. - 4:09 p.m.SAN-LAS
1h 37mdirect
C$ 180Alaska Airlines
Find Deal
Wed, 1 Oct - Wed, 8 Oct
Alaska Airlines Logo
8:27 p.m. - 10:32 a.m.LAS-SAN
14h 05m1 stop
Alaska Airlines Logo
9:59 p.m. - 11:27 p.m.SAN-LAS
1h 28mdirect
C$ 197Alaska Airlines
Find Deal
Fri, 17 Oct - Sun, 19 Oct
Hawaiian Airlines Logo
2:56 p.m. - 4:20 p.m.LAS-SAN
1h 24mdirect
Hawaiian Airlines Logo
3:41 p.m. - 5:05 p.m.SAN-LAS
1h 24mdirect
C$ 213Hawaiian Airlines
Find Deal
Thu, 27 Nov - Mon, 1 Dec

Delta flights from Las Vegas to San Diego

Our best Delta deals on Las Vegas to San Diego flight tickets
Delta
4 Oct
LAS8:25 a.m.Las Vegas Harry Reid Intl
1h 18m
SAN9:43 a.m.San Diego
4 Oct
SAN5:15 p.m.San Diego
1h 29m
LAS6:44 p.m.Las Vegas Harry Reid Intl
C$ 112
Find similar
Delta
6 Dec
LAS4:37 p.m.Las Vegas Harry Reid Intl
1h 16m
SAN5:53 p.m.San Diego
18 Dec
SAN6:33 p.m.San Diego
1h 29m
LAS8:02 p.m.Las Vegas Harry Reid Intl
C$ 119
Find similar
Delta
1 Oct
LAS8:25 a.m.Las Vegas Harry Reid Intl
1h 18m
SAN9:43 a.m.San Diego
8 Oct
SAN7:48 p.m.San Diego
3h 34m
1 stop
LAS11:22 p.m.Las Vegas Harry Reid Intl
C$ 121
Find similar

Southwest flights from Las Vegas to San Diego

Our best Southwest deals on Las Vegas to San Diego flight tickets
Southwest
8 Oct
LAS10:00 a.m.Las Vegas Harry Reid Intl
1h 20m
SAN11:20 a.m.San Diego
15 Oct
SAN1:10 p.m.San Diego
1h 30m
LAS2:40 p.m.Las Vegas Harry Reid Intl
C$ 89
Find similar
Southwest
8 Oct
LAS7:05 a.m.Las Vegas Harry Reid Intl
1h 15m
SAN8:20 a.m.San Diego
15 Oct
SAN5:00 p.m.San Diego
3h 40m
1 stop
LAS8:40 p.m.Las Vegas Harry Reid Intl
C$ 103
Find similar
Southwest
5 Nov
LAS7:25 a.m.Las Vegas Harry Reid Intl
1h 10m
SAN8:35 a.m.San Diego
9 Nov
SAN9:20 p.m.San Diego
1h 25m
LAS10:45 p.m.Las Vegas Harry Reid Intl
C$ 107
Find similar

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 11 September 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

Wed 8/10

10:00 a.m.-11:20 a.m.

Nonstop1h 20m

San Diego

Wed 15/10

1:10 p.m.-2:40 p.m.

Nonstop1h 30m

C$ 89

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Wed 8/10

7:05 a.m.-8:20 a.m.

Nonstop1h 15m

San Diego

Wed 15/10

5:00 p.m.-8:40 p.m.

1 stop3h 40m

C$ 103

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Wed 5/11

7:25 a.m.-8:35 a.m.

Nonstop1h 10m

San Diego

Sun 9/11

9:20 p.m.-10:45 p.m.

Nonstop1h 25m

C$ 107

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Thu 9/10

7:55 p.m.-9:05 p.m.

Nonstop1h 10m

San Diego

Sat 11/10

8:35 p.m.-10:05 p.m.

Nonstop1h 30m

C$ 109

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Thu 9/10

7:55 p.m.-9:05 p.m.

Nonstop1h 10m

San Diego

Sat 11/10

8:35 p.m.-10:05 p.m.

Nonstop1h 30m

C$ 111

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Sat 4/10

8:25 a.m.-9:43 a.m.

Nonstop1h 18m

San Diego

Sat 4/10

5:15 p.m.-6:44 p.m.

Nonstop1h 29m

C$ 112

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Sat 6/12

4:37 p.m.-5:53 p.m.

Nonstop1h 16m

San Diego

Thu 18/12

6:33 p.m.-8:02 p.m.

Nonstop1h 29m

C$ 119

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Wed 1/10

3:39 p.m.-7:41 a.m.

1 stop16h 02m

San Diego

Wed 8/10

2:32 p.m.-4:09 p.m.

Nonstop1h 37m

C$ 180

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Fri 17/10

8:27 p.m.-10:32 a.m.

1 stop14h 05m

San Diego

Sun 19/10

9:59 p.m.-11:27 p.m.

Nonstop1h 28m

C$ 197

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Thu 27/11

2:56 p.m.-4:20 p.m.

Nonstop1h 24m

San Diego

Mon 1/12

3:41 p.m.-5:05 p.m.

Nonstop1h 24m

C$ 213

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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 typical price of a round-trip flight between Las Vegas and San Diego?

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$ 98. If you are unable to visit San Diego during the month of February, then departing from Las Vegas during the month October is also very affordable. Most momondo users find prices during this month for around C$ 98.

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 Thursday as prices are generally higher than usual. According to our data, the average ticket price to San Diego on Thursday is C$ 115.

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$ 146. 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$ 114 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$ 80 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 September 2025, prices for Las Vegas to San Diego flights are approximately 43% 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 10m

Direct flights

Every day

Airports in San Diego

1 airport
The fastest flight from Las Vegas to San Diego takes 1h 10m
Direct flights go from Las Vegas to San Diego every day.
There is 1 airport near San Diego: San Diego (SAN)
Search flight deals

  • 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 10m 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
8,023 reviews
Search Spirit Airlines flights

  • Spirit Airlines Flights From Las Vegas to San Diego

    Spirit Airlines is one of the most popular airlines flying from Las Vegas to San Diego, operating 11 flights/week on average for this route. A good Spirit Airlines flight deal for Las Vegas to San Diego starts from C$ 37 round-trip, up to an average price of C$ 60. Our users have rated Spirit Airlines at 6.3/10.

Travelling to a place near San Diego?

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

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.

An easier way to manage your San Diego trip

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