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Cheap flights from Las Vegas to San Diego from C$ 41

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 2/11. 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

Spirit Airlines Logo
4:42 p.m. - 5:56 p.m.LAS-SAN
1h 14mdirect
Spirit Airlines Logo
6:15 a.m. - 7:38 a.m.SAN-LAS
1h 23mdirect
C$ 82Spirit Airlines
Find Deal
Wed, 27 Aug - Wed, 3 Sep
Spirit Airlines Logo
8:40 a.m. - 9:55 a.m.LAS-SAN
1h 15mdirect
Spirit Airlines Logo
7:00 p.m. - 8:18 p.m.SAN-LAS
1h 18mdirect
C$ 107Spirit Airlines
Find Deal
Sun, 10 Aug - Tue, 12 Aug
Delta Logo
8:00 a.m. - 9:13 a.m.LAS-SAN
1h 13mdirect
Delta Logo
6:29 p.m. - 7:56 p.m.SAN-LAS
1h 27mdirect
C$ 133Delta
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Thu, 27 Nov - Mon, 1 Dec
Southwest Logo
7:55 p.m. - 11:15 p.m.LAS-SAN
3h 20m1 stop
Southwest Logo
7:10 p.m. - 8:35 p.m.SAN-LAS
1h 25mdirect
C$ 147Southwest
Find Deal
Fri, 17 Oct - Mon, 20 Oct
Southwest Logo
6:45 p.m. - 10:35 p.m.LAS-SAN
3h 50m1 stop
Southwest Logo
11:05 a.m. - 3:25 p.m.SAN-LAS
4h 20m1 stop
C$ 159Southwest
Find Deal
Fri, 12 Sep - Tue, 16 Sep
Delta Logo
8:00 a.m. - 9:20 a.m.LAS-SAN
1h 20mdirect
Delta Logo
10:00 a.m. - 11:34 a.m.SAN-LAS
1h 34mdirect
C$ 161Delta
Find Deal
Thu, 14 Aug - Sun, 17 Aug
Delta Logo
8:50 a.m. - 10:03 a.m.LAS-SAN
1h 13mdirect
Delta Logo
6:29 p.m. - 7:56 p.m.SAN-LAS
1h 27mdirect
C$ 170Delta
Find Deal
Sat, 6 Dec - Thu, 18 Dec
Hawaiian Airlines Logo
6:00 a.m. - 7:23 a.m.LAS-SAN
1h 23mdirect
Hawaiian Airlines Logo
10:07 p.m. - 11:35 p.m.SAN-LAS
1h 28mdirect
C$ 202Hawaiian Airlines
Find Deal
Fri, 21 Nov - Sun, 30 Nov
Alaska Airlines Logo
12:00 p.m. - 1:26 p.m.LAS-SAN
1h 26mdirect
Alaska Airlines Logo
8:59 p.m. - 10:30 p.m.SAN-LAS
1h 31mdirect
C$ 209Alaska Airlines
Find Deal
Thu, 25 Dec - Sat, 3 Jan
Alaska Airlines Logo
10:05 a.m. - 10:39 p.m.LAS-SAN
12h 34m2 stops
Alaska Airlines Logo
9:59 p.m. - 11:26 p.m.SAN-LAS
1h 27mdirect
C$ 235Alaska Airlines
Find Deal
Tue, 23 Sep - Fri, 26 Sep

Southwest flights from Las Vegas to San Diego

Our best Southwest deals on Las Vegas to San Diego flight tickets
Southwest
17 Oct
LAS7:55 p.m.Las Vegas Harry Reid Intl
3h 20m
1 stop
SAN11:15 p.m.San Diego
20 Oct
SAN7:10 p.m.San Diego
1h 25m
LAS8:35 p.m.Las Vegas Harry Reid Intl
C$ 147
Find similar
Southwest
12 Sep
LAS6:45 p.m.Las Vegas Harry Reid Intl
3h 50m
1 stop
SAN10:35 p.m.San Diego
16 Sep
SAN11:05 a.m.San Diego
4h 20m
1 stop
LAS3:25 p.m.Las Vegas Harry Reid Intl
C$ 159
Find similar
Southwest
29 Aug
LAS8:55 p.m.Las Vegas Harry Reid Intl
1h 10m
SAN10:05 p.m.San Diego
31 Aug
SAN8:30 a.m.San Diego
4h 30m
1 stop
LAS1:00 p.m.Las Vegas Harry Reid Intl
C$ 188
Find similar

Alaska Airlines flights from Las Vegas to San Diego

Our best Alaska Airlines deals on Las Vegas to San Diego flight tickets
Alaska Airlines
25 Dec
LAS12:00 p.m.Las Vegas Harry Reid Intl
1h 26m
SAN1:26 p.m.San Diego
3 Jan
SAN8:59 p.m.San Diego
1h 31m
LAS10:30 p.m.Las Vegas Harry Reid Intl
C$ 209
Find similar
Alaska Airlines
23 Sep
LAS10:05 a.m.Las Vegas Harry Reid Intl
12h 34m
2 stops
SAN10:39 p.m.San Diego
26 Sep
SAN9:59 p.m.San Diego
1h 27m
LAS11:26 p.m.Las Vegas Harry Reid Intl
C$ 235
Find similar
Alaska Airlines
22 Dec
LAS10:34 a.m.Las Vegas Harry Reid Intl
1h 16m
SAN11:50 a.m.San Diego
29 Dec
SAN8:59 p.m.San Diego
1h 31m
LAS10:30 p.m.Las Vegas Harry Reid Intl
C$ 250
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 29 July 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 27/8

4:42 p.m.-5:56 p.m.

Nonstop1h 14m

San Diego

Wed 3/9

6:15 a.m.-7:38 a.m.

Nonstop1h 23m

C$ 82

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Sun 10/8

8:40 a.m.-9:55 a.m.

Nonstop1h 15m

San Diego

Tue 12/8

7:00 p.m.-8:18 p.m.

Nonstop1h 18m

C$ 107

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Thu 27/11

8:00 a.m.-9:13 a.m.

Nonstop1h 13m

San Diego

Mon 1/12

6:29 p.m.-7:56 p.m.

Nonstop1h 27m

C$ 133

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Fri 17/10

7:55 p.m.-11:15 p.m.

1 stop3h 20m

San Diego

Mon 20/10

7:10 p.m.-8:35 p.m.

Nonstop1h 25m

C$ 147

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Fri 12/9

6:45 p.m.-10:35 p.m.

1 stop3h 50m

San Diego

Tue 16/9

11:05 a.m.-3:25 p.m.

1 stop4h 20m

C$ 159

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Thu 14/8

8:00 a.m.-9:20 a.m.

Nonstop1h 20m

San Diego

Sun 17/8

10:00 a.m.-11:34 a.m.

Nonstop1h 34m

C$ 161

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Sat 6/12

8:50 a.m.-10:03 a.m.

Nonstop1h 13m

San Diego

Thu 18/12

6:29 p.m.-7:56 p.m.

Nonstop1h 27m

C$ 170

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Fri 21/11

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

Nonstop1h 23m

San Diego

Sun 30/11

10:07 p.m.-11:35 p.m.

Nonstop1h 28m

C$ 202

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Thu 25/12

12:00 p.m.-1:26 p.m.

Nonstop1h 26m

San Diego

Sat 3/1

8:59 p.m.-10:30 p.m.

Nonstop1h 31m

C$ 209

Las VegasSan Diego

LAS - SAN

LASSAN

Las Vegas Harry Reid Intl

Tue 23/9

10:05 a.m.-10:39 p.m.

2 stops12h 34m

San Diego

Fri 26/9

9:59 p.m.-11:26 p.m.

Nonstop1h 27m

C$ 235

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 cheapest month to fly to San Diego?

In general, August 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$ 95. If you are unable to visit San Diego during the month of August, then departing from Las Vegas during the month October is also very affordable. Most momondo users find prices during this month for around C$ 97.

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$ 53. 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$ 114.

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$ 53 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$ 105. 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$ 110 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$ 78 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 July 2025, prices for Las Vegas to San Diego flights are approximately 52% 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

Best price found

C$ 41

Fastest flight time

1h 08m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in San Diego

1 airport
The best one-way flight to San Diego from Las Vegas in the past 72 hours is C$ 41. The best round-trip flight deal from Las Vegas to San Diego found on momondo in the last 72 hours is C$ 82.
The fastest flight from Las Vegas to San Diego takes 1h 08m
Direct flights go from Las Vegas to San Diego on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: Southwest, Delta and Spirit Airlines.
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$ 50Free CancellationRating
6.3
8,040 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 19 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.

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