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Cheap flights from Newark Airport to San Diego from £81

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
24 Mar — 31 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Newark to San Diego are usually found in January or September, booked 80 days in advance, depart on a Monday or Tuesday and return on a Tuesday

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 22 February 2026.

Fri 17/406:00
EWR
-
SAN
1 stop8h 25m
United Airlines
Tue 21/418:20
SAN
-
EWR
1 stop7h 53m
United Airlines
Deal found 20/2£176
Wed 29/408:30
EWR
-
SAN
1 stop11h 08m
Delta
Fri 8/522:15
SAN
-
EWR
1 stop7h 28m
Delta
Deal found 18/2£179
Thu 3/916:00
EWR
-
SAN
1 stop8h 19m
Delta
Mon 14/921:40
SAN
-
EWR
1 stop10h 27m
Delta
Deal found 18/2£183
Fri 13/306:56
EWR
-
SAN
Nonstop6h 24m
United Airlines
Mon 16/322:30
SAN
-
EWR
Nonstop5h 08m
United Airlines
Deal found 20/2£186
Thu 16/406:35
EWR
-
SAN
Nonstop6h 05m
United Airlines
Mon 20/422:20
SAN
-
EWR
Nonstop5h 26m
United Airlines
Deal found 20/2£187
Sat 16/516:49
EWR
-
SAN
Nonstop6h 06m
United Airlines
Sat 23/514:25
SAN
-
EWR
Nonstop5h 35m
United Airlines
Deal found 21/2£188
Thu 16/406:35
EWR
-
SAN
Nonstop6h 05m
United Airlines
Tue 21/407:20
SAN
-
EWR
Nonstop5h 29m
United Airlines
Deal found 20/2£189
Fri 24/417:44
EWR
-
SAN
Nonstop6h 17m
United Airlines
Mon 27/422:20
SAN
-
EWR
Nonstop5h 26m
United Airlines
Deal found 19/2£190
Thu 23/416:31
EWR
-
SAN
Nonstop6h 09m
Alaska Airlines
Tue 28/410:51
SAN
-
EWR
1 stop9h 38m
Alaska Airlines
Deal found 19/2£191
Sat 14/317:59
EWR
-
SAN
Nonstop6h 24m
United Airlines
Mon 16/322:15
SAN
-
EWR
1 stop8h 35m
United Airlines
Deal found 19/2£191
Fri 13/306:56
EWR
-
SAN
Nonstop6h 24m
United Airlines
Tue 17/322:15
SAN
-
EWR
1 stop8h 35m
United Airlines
Deal found 19/2£192

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 22 February 2026.

Round-trip from

£176

One-way from

£81

Popular in

December

Cheapest in

January

Average price

£271

Good one-way deal

£111 or less
Delta
  • Delta
  • 15/4-18/4
  • 2 total stops
  • 15h 56m total
  • Newark to San Diego
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 25/3
  • Nonstop
  • 6h 19m total
  • Newark to San Diego
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£18 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 February 2026
Search Deals
Price to beat on a one-way flight from Newark to San Diego.
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 22 February 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

Wed 29/4

12:07-17:16

1 stop8h 09m

San Diego

Sat 2/5

22:40-09:12

1 stop7h 32m

£176

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 15/4

15:26-23:25

1 stop10h 59m

San Diego

Wed 22/4

11:58-23:34

1 stop8h 36m

£176

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 24/3

15:58-23:09

1 stop10h 11m

San Diego

Mon 30/3

21:55-09:27

1 stop8h 32m

£179

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 29/5

16:55-22:00

1 stop8h 05m

San Diego

Sun 31/5

22:15-08:43

1 stop7h 28m

£183

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 18/8

14:30-19:58

1 stop8h 28m

San Diego

Fri 4/9

22:30-08:54

1 stop7h 24m

£183

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Mon 17/8

14:30-19:58

1 stop8h 28m

San Diego

Sat 5/9

22:30-08:54

1 stop7h 24m

£183

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Mon 17/8

14:30-21:19

1 stop9h 49m

San Diego

Fri 4/9

22:30-08:54

1 stop7h 24m

£183

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 29/7

07:00-11:35

1 stop7h 35m

San Diego

Wed 5/8

22:30-08:54

1 stop7h 24m

£183

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 29/7

07:00-11:35

1 stop7h 35m

San Diego

Tue 4/8

22:30-08:54

1 stop7h 24m

£183

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 23/4

09:00-15:53

1 stop9h 53m

San Diego

Mon 27/4

20:35-14:30

1 stop14h 55m

£202

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 24 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 20 February 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 80 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, June is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of £101). Flying from Newark Airport to San Diego in November is currently the most expensive (average of £176). 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 22 February 2026.

A simple way to save on the total cost of your ticket is to fly from Newark Airport to San Diego in the morning. If you’re flexible enough to do this you can expect to save up to 45% on your trip compared to booking a flight at midday.

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 5 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 long is the flight from Newark Airport to San Diego?

    United Airlines and Delta can get you from Newark Airport to San Diego in just under 8h 09m. Your travel time can differ by up to 15m. 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 Alaska Airlines (85%), United Airlines (80%) or American Airlines (79%) when booking your flight. These represent the most reliable airlines when flying from Newark Airport to San Diego.

  • What are the cheapest flights from Newark Airport to San Diego?

    Looking at all options, your cheapest flight can be booked for £110. While the most popular route (Newark - San Diego) can be booked for £605 on average, our data indicates £144 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, June is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of £101). Flying from Newark Airport to San Diego in November is currently the most expensive (average of £176). 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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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.

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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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