$58 Cheap Flights from Newark Liberty Intl. Airport (EWR) to San Diego (SAN)

View $58 flight on Sat, Sep 6, 2025Opens in a new window

Popular airlines from Newark Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN)

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Cheap Flights from Newark Liberty Intl. Airport to San Diego (EWR-SAN)

Prices were available within the past 7 days and start at $58 for one-way flights and $151 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Sat, Sep 6 - Wed, Sep 10
EWR
New York
SAN
San Diego
$151 Roundtrip, just found
$151
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, Sep 6 from New York to San Diego, returning Wed, Sep 10, priced at $151 just found
Spirit Airlines
Thu, Sep 4 - Tue, Sep 16
EWR
New York
SAN
San Diego
$154 Roundtrip, found 1 day ago
$154
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Thu, Sep 4 from New York to San Diego, returning Tue, Sep 16, priced at $154 found 1 day ago
Spirit Airlines
Tue, Sep 9 - Wed, Sep 10
EWR
New York
SAN
San Diego
$159 Roundtrip, just found
$159
Roundtrip
just found
Select Spirit Airlines flight, departing Tue, Sep 9 from New York to San Diego, returning Wed, Sep 10, priced at $159 just found
Spirit Airlines
Tue, Sep 9 - Tue, Sep 16
EWR
New York
SAN
San Diego
$161 Roundtrip, just found
$161
Roundtrip
just found
Select Spirit Airlines flight, departing Tue, Sep 9 from New York to San Diego, returning Tue, Sep 16, priced at $161 just found
Spirit Airlines
Sat, Sep 6 - Tue, Sep 9
EWR
New York
SAN
San Diego
$163 Roundtrip, found 1 hour ago
$163
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sat, Sep 6 from New York to San Diego, returning Tue, Sep 9, priced at $163 found 1 hour ago
Spirit Airlines
Sat, Sep 13 - Tue, Sep 16
EWR
New York
SAN
San Diego
$169 Roundtrip, found 3 hours ago
$169
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Sat, Sep 13 from New York to San Diego, returning Tue, Sep 16, priced at $169 found 3 hours ago
United
Tue, Sep 9 - Wed, Sep 10
EWR
New York
SAN
San Diego
$257 Roundtrip, just found
$257
Roundtrip
just found
Select United flight, departing Tue, Sep 9 from New York to San Diego, returning Wed, Sep 10, priced at $257 just found
Delta
Tue, Sep 9 - Wed, Sep 10
EWR
New York
SAN
San Diego
$277 Roundtrip, just found
$277
Roundtrip
just found
Select Delta flight, departing Tue, Sep 9 from New York to San Diego, returning Wed, Sep 10, priced at $277 just found
Hawaiian Airlines
Wed, Aug 27 - Tue, Sep 23
EWR
New York
SAN
San Diego
$332 Roundtrip, found 4 days ago
$332
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Aug 27 from New York to San Diego, returning Tue, Sep 23, priced at $332 found 4 days ago
Sun Country Airlines
Fri, Nov 14 - Sun, Nov 16
EWR
New York
SAN
San Diego
$377 Roundtrip, found 1 hour ago
$377
Roundtrip
found 1 hour ago
Select Sun Country Airlines flight, departing Fri, Nov 14 from New York to San Diego, returning Sun, Nov 16, priced at $377 found 1 hour ago

Find the cheapest month to fly from New York (EWR) to San Diego (SAN)

February is typically the cheapest month to fly

From $89 - $372 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to General Abelardo L. Rodriguez Intl. TIJ. Average driving time to city center is 26 minutes. Flights from $696
TIJ
General Abelardo L. Rodriguez Intl.
Average driving time to city center26 min
Flights from $696
Select flight to McClellan-Palomar CLD. Average driving time to city center is 38 minutes. Flights from $345
CLD
McClellan-Palomar
Average driving time to city center38 min
Flights from $345
Flights from Newark Liberty Intl. Airport (EWR) to San Diego (SAN)
Origin airport
Newark Liberty Intl. Airport
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
$150
Distance
2420 mi
Average flight time
2 hours 50 mins

Newark Liberty Intl. Airport to San Diego Flights

The cheapest times to fly from Newark Liberty Intl. Airport to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Newark Liberty Intl. Airport to San Diego are during the month of September. You can find some of the cheapest flights from Newark Liberty Intl. Airport to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Newark Liberty Intl. Airport to San Diego

Sunday is one of the best days to book for cheap flights from Newark Liberty Intl. Airport to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Newark Liberty Intl. Airport to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Newark Liberty Intl. Airport to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $58 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Newark Liberty Intl. Airport to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Newark Liberty Intl. Airport to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN) cost?
Secure a cheap one-way flight from $58 or cheap return flight from $151 from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN)?
September is the least expensive month to fly from EWR to SAN. Avoiding peak travel times is often the key to scoring lower fares.
Which airlines fly direct from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN)?
Board a direct flight with United Airlines and journey straight from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN).
What is the cheapest airline that flies from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest EWR to SAN flight.
How many flights per day from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN)?
When taking off from Liberty Intl. Airport (EWR), you can pick from an average of 3 daily direct flights to San Diego Intl. Airport (SAN).
What are the most popular departure times for flights from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN)?
Flights between EWR and SAN are their busiest at 5 PM. For a more relaxed experience and potentially cheaper prices, look for a departure that's outside typical rush times.
What day of the week has the most flights from EWR to SAN?
Travel on a Friday if you're searching for the largest selection of flights from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN).
What is the earliest flight from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN)?
Hop on the earliest flight at around 7:08AM UTC-5, heading out of Liberty Intl. Airport (EWR). You'll be flying for approximately 6h 12m, touching down at San Diego Intl. Airport (SAN) at approximately 10:20AM UTC-8.
How long does it take to fly from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN)?
Flights from EWR to SAN have an average travel time of 6 hours and 10 minutes. The distance between the two airports is 2,400 mi.
What airline has the least delays from EWR to SAN?
With 88% of journeys generally landing on schedule, American Airlines has the best on-time performance for direct flights from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN). To monitor your flight status and get notified about any changes, use the Expedia App.
What is the best time to fly from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN)?
Book a flight from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Diego from Liberty Intl. Airport (EWR)?
Compare your flight options from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN). This is the only San Diego airport you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN) last-minute?
Booking your plane ticket from EWR to SAN right before your journey is usually more expensive. But if you're flexible with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book an EWR to SAN flight and hotel package?
Compared with arranging hotels and flights separately, booking an EWR to SAN flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place takes the hassle out of planning your trip. Simply pick your flights and choose from our extensive range of stays, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Liberty Intl. Airport (EWR) to San Diego Intl. Airport (SAN)?
If you reserved your EWR to SAN flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

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*Available to One Key members.