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Cheap flights from Newark Airport to San Diego from £89

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAN
8 Jan — 15 Jan1
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 9 December 2025.

Wed 31/1219:45EWR - SAN
Nonstop6h 14mUnited Airlines
Mon 5/122:30SAN - EWR
1 stop7h 45mUnited Airlines
Deal found 8/12£290
Tue 16/1218:10EWR - SAN
Nonstop6h 12mUnited Airlines
Tue 13/122:40SAN - EWR
Nonstop5h 10mUnited Airlines
Deal found 8/12£302
Tue 16/1215:29EWR - SAN
Nonstop6h 21mAlaska Airlines
Tue 6/108:25SAN - EWR
Nonstop5h 36mAlaska Airlines
Deal found 7/12£309
Mon 15/1207:50EWR - SAN
1 stop11h 40mAlaska Airlines
Tue 6/108:25SAN - EWR
Nonstop5h 36mAlaska Airlines
Deal found 7/12£312
Wed 31/1217:30EWR - SAN
Nonstop6h 15mAlaska Airlines
Thu 8/120:59SAN - EWR
1 stop15h 30mAlaska Airlines
Deal found 8/12£313
Wed 17/1209:30EWR - SAN
Nonstop6h 05mUnited Airlines
Fri 9/112:49SAN - EWR
1 stop9h 19mUnited Airlines
Deal found 8/12£314
Wed 24/1216:43EWR - SAN
1 stop22h 53mMultiple Airlines
Mon 5/113:33SAN - EWR
1 stop22h 50mMultiple Airlines
Deal found 7/12£320
Tue 16/1212:50EWR - SAN
1 stop8h 31mDelta
Sun 11/122:00SAN - EWR
1 stop7h 52mDelta
Deal found 8/12£324
Wed 31/1219:45EWR - SAN
Nonstop6h 14mUnited Airlines
Thu 8/122:40SAN - EWR
Nonstop5h 10mUnited Airlines
Deal found 7/12£328
Thu 25/1206:05EWR - SAN
Nonstop6h 14mUnited Airlines
Wed 7/122:40SAN - EWR
Nonstop5h 10mUnited Airlines
Deal found 7/12£335

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 9 December 2025.

Round-trip from

£192

One-way from

£89

Popular in

December

Cheapest in

January

Average price

£440
Alaska Airlines
  • Alaska Airlines
  • 26/1-29/1
  • 2 total stops
  • 27h 14m total
  • Newark to San Diego
Search Deals
United Airlines
  • United Airlines
  • 12/1
  • Nonstop
  • 6h 14m total
  • Newark to San Diego
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£21 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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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 9 December 2025.
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

Thu 26/2

18:00-21:25

Nonstop6h 25m

San Diego

Sat 28/2

13:40-21:57

Nonstop5h 17m

£208

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 14/3

15:29-08:18

1 stop19h 49m

San Diego

Fri 20/3

08:00-16:35

Nonstop5h 35m

£227

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 11/3

12:59-17:42

1 stop7h 43m

San Diego

Sun 15/3

22:10-08:48

1 stop7h 38m

£227

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 14/3

18:12-08:18

1 stop17h 06m

San Diego

Sat 21/3

08:00-16:35

Nonstop5h 35m

£227

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 24/2

13:00-22:20

2 stops12h 20m

San Diego

Sat 28/2

22:05-08:52

1 stop7h 47m

£238

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 16/1

14:45-19:54

1 stop8h 09m

San Diego

Mon 19/1

22:40-06:50

Nonstop5h 10m

£240

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 15/1

06:00-11:45

1 stop8h 45m

San Diego

Sun 18/1

22:40-06:50

Nonstop5h 10m

£244

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sun 24/5

16:56-19:58

Nonstop6h 02m

San Diego

Sat 30/5

09:30-18:10

Nonstop5h 40m

£245

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 14/2

18:10-23:40

1 stop8h 30m

San Diego

Mon 16/2

18:55-05:37

1 stop7h 42m

£246

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 8/1

06:50-10:04

Nonstop6h 14m

San Diego

Wed 14/1

07:00-15:21

Nonstop5h 21m

£246

Flights are sorted by cheapest return flights first.

Deals found on 7/12

Showing 1-10 of 20 results
1
2

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 5 December 2025.

To ensure you get the cheapest price possible for a flight from Newark Airport to San Diego, you should look to book at least 20 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 £63). Flying from Newark Airport to San Diego in November is currently the most expensive (average of £178). 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 9 December 2025.

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 6 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 25m. Your travel time can differ by up to 13h 24m. 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 TAP AIR PORTUGAL (78%), United Airlines (73%) or American Airlines (67%) 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 £63). Flying from Newark Airport to San Diego in November is currently the most expensive (average of £178). 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.

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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