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Cheap flights from Newark Airport to San Diego from £79

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAN
27 feb — 6 mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Newark to San Diego

Enter your travel dates to find the best prices.

Cheapest flights from Newark to San Diego
Explore the most affordable flight options available from Newark to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 gennaio 2026.

lun 2/318:40
EWR
-
SAN
1 stop8h 06m
Delta
mar 17/322:10
SAN
-
EWR
1 stop7h 38m
Delta
Deal found 27/1£173
ven 20/218:00
EWR
-
SAN
Nonstop6h 25m
United Airlines
mar 24/207:05
SAN
-
EWR
Nonstop5h 17m
United Airlines
Deal found 24/1£173
mar 10/312:59
EWR
-
SAN
1 stop7h 52m
Delta
mar 17/322:10
SAN
-
EWR
1 stop7h 38m
Delta
Deal found 25/1£175
sab 21/215:59
EWR
-
SAN
1 stop9h 49m
Delta
lun 2/322:20
SAN
-
EWR
1 stop9h 31m
Delta
Deal found 26/1£175
mar 24/218:00
EWR
-
SAN
Nonstop6h 25m
United Airlines
mer 25/207:05
SAN
-
EWR
Nonstop5h 17m
United Airlines
Deal found 25/1£177
sab 21/216:29
EWR
-
SAN
Nonstop6h 27m
Alaska Airlines
lun 2/322:09
SAN
-
EWR
1 stop15h 21m
Alaska Airlines
Deal found 26/1£180
sab 21/209:05
EWR
-
SAN
Nonstop6h 26m
United Airlines
sab 28/207:05
SAN
-
EWR
Nonstop5h 17m
United Airlines
Deal found 26/1£181
mer 18/206:54
EWR
-
SAN
Nonstop6h 26m
United Airlines
mar 10/307:05
SAN
-
EWR
Nonstop5h 17m
United Airlines
Deal found 27/1£181
sab 7/318:00
EWR
-
SAN
Nonstop6h 24m
United Airlines
sab 14/322:30
SAN
-
EWR
1 stop7h 37m
United Airlines
Deal found 27/1£182
gio 23/406:35
EWR
-
SAN
Nonstop6h 05m
United Airlines
lun 27/422:20
SAN
-
EWR
Nonstop5h 26m
United Airlines
Deal found 27/1£183
mar 7/707:00
EWR
-
SAN
Nonstop6h 20m
United Airlines
lun 13/720:45
SAN
-
EWR
Nonstop5h 37m
United Airlines
Deal found 25/1£184
dom 22/206:54
EWR
-
SAN
Nonstop6h 26m
United Airlines
mer 25/207:45
SAN
-
EWR
1 stop9h 25m
United Airlines
Deal found 25/1£185

Find flight deals from Newark to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 gennaio 2026.

Round-trip from

£173

One-way from

£79

Popular in

December

Cheapest in

February

Average price

£258
Delta
  • Delta
  • 2/3-17/3
  • 2 total stops
  • 15h 44m total
  • Newark to San Diego
Search Deals
United Airlines
  • United Airlines
  • 14/4
  • Nonstop
  • 6h 05m total
  • Newark to San Diego
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Newark 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, Cheapflights users made 858,174 searches. Data last updated 28 gennaio 2026.
Use the filters below to find and compare flights from Newark Airport to San Diego that are best for you.

Fly from

Newark

Fly to

San Diego

Route

Depart

Return

Price

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

ven 1/5

18:30-23:59

1 stop8h 29m

San Diego

lun 4/5

22:40-09:12

1 stop7h 32m

£173

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

lun 2/3

16:29-19:56

Nonstop6h 27m

San Diego

mar 17/3

08:39-06:59

1 stop19h 20m

£173

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

sab 21/2

15:59-22:48

1 stop9h 49m

San Diego

lun 2/3

22:10-08:52

1 stop7h 42m

£173

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

mar 17/2

17:30-23:02

1 stop8h 32m

San Diego

mar 24/2

22:20-10:51

1 stop9h 31m

£173

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

mer 4/3

18:10-23:40

1 stop8h 30m

San Diego

dom 8/3

22:30-09:07

1 stop7h 37m

£173

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

mar 31/3

13:17-20:45

1 stop10h 28m

San Diego

lun 6/4

21:55-10:26

1 stop9h 31m

£173

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

lun 2/3

18:40-23:46

1 stop8h 06m

San Diego

mar 17/3

22:10-08:48

1 stop7h 38m

£173

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

lun 16/3

18:30-23:48

1 stop8h 18m

San Diego

mer 15/4

22:10-08:41

1 stop7h 31m

£173

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

ven 27/2

16:29-19:56

Nonstop6h 27m

San Diego

mer 4/3

08:06-16:29

Nonstop5h 23m

£180

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

sab 21/2

09:05-12:31

Nonstop6h 26m

San Diego

sab 28/2

07:05-15:22

Nonstop5h 17m

£181

Flights are sorted by cheapest return flights first.

Deals found on 25/1

Showing 1-10 of 21 results
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Best time to book a flight from Newark to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Newark with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Newark Airport to San Diego

How far ahead should I book a flight from Newark Airport to San Diego?

Use this chart to determine the optimal time to book a return flight from Newark to San Diego. Price data was last updated on 23 January 2026.

To ensure you get the cheapest price possible for a flight from Newark Airport to San Diego, you should look to book at least 44 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Newark Airport to San Diego?

Currently, December is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of £61). Flying from Newark Airport to San Diego in November is currently the most expensive (average of £173). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from EWR to SAN?

Find hourly flight availability from Newark to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 gennaio 2026.

A simple way to save on the total cost of your ticket is to fly from Newark Airport to San Diego in the evening. If you’re flexible enough to do this you can expect to save up to 47% on your trip compared to booking a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Newark to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Diego from Newark?

    Most people fly into San Diego (SAN) if they book a flight to San Diego from Newark. On average, San Diego has 2 inbound flights from Newark per day from 0 airlines. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

  • How popular is this Newark Airport to San Diego flight route?

    Within the past month, 8 users have taken a look at flights from Newark to San Diego.

  • How long is the flight from Newark Airport to San Diego?

    United Airlines, Alaska Airlines, and Delta can get you from Newark Airport to San Diego in just under 6h 27m. Your travel time can differ by up to 3h 22m. The distance between Newark Airport and San Diego is about 2419 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Newark Airport to San Diego?

    Consider United Airlines (81%), TAP AIR PORTUGAL (75%) or American Airlines (65%) when booking your flight. These represent the most reliable airlines when flying from Newark Airport to San Diego.

  • Can I find deals for flights from Newark to San Diego that include hotel bookings?

    Yes. In addition to deals on Newark to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Newark to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newark to San Diego.

  • Can I find deals for business class flights from Newark to San Diego?

    Yes. Cheapflights offers flight deals from Newark to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Newark Airport to San Diego?

    Currently, December is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of £61). Flying from Newark Airport to San Diego in November is currently the most expensive (average of £173). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near San Diego?

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

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Cheapflights makes it easy to find Newark to San Diego flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Newark to San Diego?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Diego from Newark.

Can Cheapflights find flights from Newark to San Diego with no change fees?

Certainly. Search results for flights to San Diego from Newark shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Newark to San Diego become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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