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Cheap flights from New York LaGuardia Airport to San Diego from $128

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to San Diego departing on 11/9. 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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Find the cheapest flights from New York LaGuardia Airport to San Diego

Cheap round-trip flights

Spirit Airlines Logo
10:59 am - 7:29 amLGA-SAN
23h 30m2 stops
Spirit Airlines Logo
1:35 pm - 3:59 pmSAN-LGA
23h 24m2 stops
$203Spirit Airlines
Find Deal
Sat, Sep 27 - Tue, Sep 30
Frontier Logo
10:56 pm - 10:24 pmLGA-SAN
26h 28m1 stop
Frontier Logo
5:37 pm - 8:59 pmSAN-LGA
24h 22m1 stop
$205Frontier
Find Deal
Fri, Oct 3 - Sun, Oct 5
Spirit Airlines Logo
10:59 am - 7:29 amLGA-SAN
23h 30m2 stops
Spirit Airlines Logo
1:35 pm - 11:00 amSAN-LGA
18h 25m2 stops
$206Spirit Airlines
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Wed, Oct 1 - Sat, Oct 4
Frontier Logo
10:55 pm - 11:50 pmLGA-SAN
27h 55m1 stop
Frontier Logo
6:41 am - 10:00 pmSAN-LGA
12h 19m1 stop
$207Frontier
Find Deal
Tue, Oct 14 - Tue, Oct 21
Southwest Logo
6:30 am - 2:20 pmLGA-SAN
10h 50m1 stop
Southwest Logo
6:45 am - 8:55 pmSAN-LGA
11h 10m2 stops
$218Southwest
Find Deal
Wed, Oct 29 - Sat, Nov 1
Southwest Logo
11:20 am - 6:55 pmLGA-SAN
10h 35m2 stops
Southwest Logo
6:45 am - 8:55 pmSAN-LGA
11h 10m2 stops
$223Southwest
Find Deal
Wed, Oct 29 - Sat, Nov 1
Logo
3:13 pm - 1:36 pmLGA-SAN
25h 23m2 stops
Logo
6:41 am - 10:00 pmSAN-LGA
12h 19m1 stop
$250
Find Deal
Thu, Oct 2 - Tue, Oct 7
Logo
10:59 am - 11:34 pmLGA-SAN
15h 35m2 stops
Logo
12:20 pm - 11:36 pmSAN-LGA
8h 16m1 stop
$256
Find Deal
Tue, Sep 30 - Wed, Oct 8
American Airlines Logo
3:59 pm - 9:12 pmLGA-SAN
8h 13m1 stop
American Airlines Logo
6:16 am - 5:29 pmSAN-LGA
8h 13m1 stop
$257American Airlines
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Tue, Oct 7 - Wed, Oct 15
United Airlines Logo
4:58 pm - 10:29 pmLGA-SAN
8h 31m1 stop
United Airlines Logo
10:20 am - 8:54 pmSAN-LGA
7h 34m1 stop
$262United Airlines
Find Deal
Fri, Nov 14 - Wed, Nov 19

Frontier flights from New York LaGuardia Airport to San Diego

Our best Frontier deals on New York LaGuardia Airport to San Diego flight tickets
Frontier
Oct 3
LGA10:56 pmNew York LaGuardia
26h 28m
1 stop
SAN10:24 pmSan Diego
Oct 5
SAN5:37 pmSan Diego
24h 22m
1 stop
LGA8:59 pmNew York LaGuardia
$205
Find similar
Frontier
Oct 14
LGA10:55 pmNew York LaGuardia
27h 55m
1 stop
SAN11:50 pmSan Diego
Oct 21
SAN6:41 amSan Diego
12h 19m
1 stop
LGA10:00 pmNew York LaGuardia
$207
Find similar
Frontier
Nov 6
LGA10:55 pmNew York LaGuardia
27h 55m
1 stop
SAN11:50 pmSan Diego
Nov 10
SAN6:25 amSan Diego
11h 40m
1 stop
LGA9:05 pmNew York LaGuardia
$208
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United Airlines flights from New York LaGuardia Airport to San Diego

Our best United Airlines deals on New York LaGuardia Airport to San Diego flight tickets
United Airlines
Sep 26
LGA3:50 pmNew York LaGuardia
8h 55m
1 stop
SAN9:45 pmSan Diego
Sep 27
SAN6:48 amSan Diego
7h 29m
1 stop
LGA5:17 pmNew York LaGuardia
$242
Find similar
United Airlines
Nov 14
LGA4:58 pmNew York LaGuardia
8h 31m
1 stop
SAN10:29 pmSan Diego
Nov 19
SAN10:20 amSan Diego
7h 34m
1 stop
LGA8:54 pmNew York LaGuardia
$262
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momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport 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 832,500 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkSan Diego

LGA - SAN

LGASAN

New York LaGuardia

Sat 9/27

10:59 am-7:29 am

2 stops23h 30m

San Diego

Tue 9/30

1:35 pm-3:59 pm

2 stops23h 24m

$203

New YorkSan Diego

LGA - SAN

LGASAN

New York LaGuardia

Fri 10/3

10:56 pm-10:24 pm

1 stop26h 28m

San Diego

Sun 10/5

5:37 pm-8:59 pm

1 stop24h 22m

$205

New YorkSan Diego

LGA - SAN

LGASAN

New York LaGuardia

Wed 10/1

10:59 am-7:29 am

2 stops23h 30m

San Diego

Sat 10/4

1:35 pm-11:00 am

2 stops18h 25m

$206

New YorkSan Diego

LGA - SAN

LGASAN

New York LaGuardia

Tue 10/14

10:55 pm-11:50 pm

1 stop27h 55m

San Diego

Tue 10/21

6:41 am-10:00 pm

1 stop12h 19m

$207

New YorkSan Diego

LGA - SAN

LGASAN

New York LaGuardia

Wed 10/29

6:30 am-2:20 pm

1 stop10h 50m

San Diego

Sat 11/1

6:45 am-8:55 pm

2 stops11h 10m

$218

New YorkSan Diego

LGA - SAN

LGASAN

New York LaGuardia

Wed 10/29

11:20 am-6:55 pm

2 stops10h 35m

San Diego

Sat 11/1

6:45 am-8:55 pm

2 stops11h 10m

$223

New YorkSan Diego

LGA - SAN

LGASAN

New York LaGuardia

Thu 10/2

3:13 pm-1:36 pm

2 stops25h 23m

San Diego

Tue 10/7

6:41 am-10:00 pm

1 stop12h 19m

$250

New YorkSan Diego

LGA - SAN

LGASAN

New York LaGuardia

Tue 9/30

10:59 am-11:34 pm

2 stops15h 35m

San Diego

Wed 10/8

12:20 pm-11:36 pm

1 stop8h 16m

$256

New YorkSan Diego

LGA - SAN

LGASAN

New York LaGuardia

Tue 10/7

3:59 pm-9:12 pm

1 stop8h 13m

San Diego

Wed 10/15

6:16 am-5:29 pm

1 stop8h 13m

$257

New YorkSan Diego

LGA - SAN

LGASAN

New York LaGuardia

Fri 11/14

4:58 pm-10:29 pm

1 stop8h 31m

San Diego

Wed 11/19

10:20 am-8:54 pm

1 stop7h 34m

$262

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 New York LaGuardia Airport 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?

If you are unable to visit San Diego during the month of January, then departing from New York LaGuardia Airport during the month July is also very affordable. Most momondo users find prices during this month for around $305.

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

The cheapest day to depart from New York LaGuardia Airport to San Diego is on a Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $371. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $473. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

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

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $388. Flights at noon are often more expensive with an average ticket price of $437.

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

You are more likely to see cheaper flights to San Diego from New York LaGuardia Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $371 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from New York LaGuardia Airport for as low as $294 on momondo.

What cabin class options are available on New York LaGuardia to San Diego flights?

There is only 1 cabin class available to choose from on New York LaGuardia to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on New York LaGuardia Airport to San Diego flights?

You could potentially save up to 22% on your flight if you consider stops on a New York LaGuardia Airport to San Diego flight.

How have New York LaGuardia Airport to San Diego flight prices changed over time?

As of September 2025, prices for New York LaGuardia Airport to San Diego flights are approximately 12% more expensive when compared to flights at the same time last year.

When to book flights from New York LaGuardia Airport to San Diego

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

Cheap New York LaGuardia Airport to San Diego (LGA to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to San Diego

Fastest flight time

8h 55m

Direct flights

Wed and Thu

Airports in San Diego

1 airport
The fastest flight from New York LaGuardia Airport to San Diego takes 8h 55m
Direct flights go from New York LaGuardia Airport to San Diego on Wednesday and Thursday. There are no airlines offering direct flights.
There is 1 airport near San Diego: San Diego (SAN)
Search flight deals

  • How far is New York LaGuardia to San Diego by plane?

    A flight from New York LaGuardia to San Diego will travel around 2432.8 mi. 8h 13m is a normal flight duration for this route.

  • When did momondo last update prices for flights from New York LaGuardia Airport to San Diego Airport?

    Prices for flights from New York LaGuardia Airport to San Diego Airport are updated daily.

  • How many operators does momondo search for flights from New York LaGuardia Airport to San Diego Airport?

  • How old do you have to be to fly from New York LaGuardia Airport to San Diego Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New York LaGuardia Airport to San Diego Airport.

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

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from New York LaGuardia Airport to San Diego?

  • What is the most popular airline from New York LaGuardia Airport to San Diego?

Best airlines flying from New York LaGuardia Airport to San Diego

Compare and see reviews for airlines that fly from New York LaGuardia Airport to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $62Free CancellationRating
6.3
8,015 reviews
Search Spirit Airlines flights
FrontierPriceFrom $167Free CancellationRating
5.8
3,172 reviews
Search Frontier flights
DeltaPriceFrom $188Free CancellationRating
7.9
7,954 reviews
Search Delta flights
American AirlinesPriceFrom $242Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
JetBluePriceFrom $248Free CancellationRating
7.2
2,912 reviews
Search JetBlue flights
United AirlinesPriceFrom $277Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
SouthwestPriceFrom $296Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

  • Southwest Flights From New York LaGuardia Airport to San Diego

    Southwest flight deals from New York LaGuardia Airport to San Diego start from $296 round-trip. Over the 3 Southwest flights for this route in a normal week, average airfare is usually $570 round-trip - but some users have found much cheaper deals with momondo.

  • United Airlines Flights From New York LaGuardia Airport to San Diego

    $277 is the best United Airlines flight deal from New York LaGuardia Airport to San Diego found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $371, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 8,929 user reviews) flies into San Diego from New York LaGuardia Airport 4 times in an average week so prices can vary.

Traveling 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
Julian
La Mesa
National City
Poway
Imperial Beach
San Ysidro
Borrego Springs
Lemon Grove
Alpine
Santee

Why use momondo?

Why should I use momondo to find a flight deal from New York to San Diego?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from New York to San Diego. momondo saves you time and could save you money on your trip.

Can I find flights from New York to San Diego with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Diego from New York which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from New York to San Diego?

momondo provides multiple filters to help you find the best flight to San Diego from New York. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for New York to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your San Diego trip

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