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Cheap flights from Newark Airport to San Diego from £88

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAN
7 Feb — 14 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 8 January 2026.

Round-trip from

£177

One-way from

£88

Popular in

December

Cheapest in

February

Average price

£254
Alaska Airlines
  • Alaska Airlines
  • 21/1-28/1
  • 3 total stops
  • 41h 53m total
  • Newark to San Diego
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United Airlines
  • United Airlines
  • 30/1
  • 1 total stop
  • 8h 48m total
  • Newark to San Diego
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£16 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£8 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find 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 8 January 2026.

Wed 21/117:30EWR - SAN
1 stop18h 05mAlaska Airlines
Wed 28/112:41SAN - EWR
2 stops23h 48mAlaska Airlines
Deal found 6/1£177
Tue 17/316:29EWR - SAN
Nonstop6h 27mAlaska Airlines
Tue 31/320:59SAN - EWR
1 stop16h 58mAlaska Airlines
Deal found 7/1£178
Tue 20/115:00EWR - SAN
1 stop8h 47mUnited Airlines
Sat 24/107:00SAN - EWR
Nonstop5h 21mUnited Airlines
Deal found 6/1£179
Sat 14/317:59EWR - SAN
Nonstop6h 24mUnited Airlines
Thu 19/322:30SAN - EWR
Nonstop5h 08mUnited Airlines
Deal found 7/1£179
Thu 19/206:54EWR - SAN
Nonstop6h 26mUnited Airlines
Mon 23/222:30SAN - EWR
Nonstop5h 08mUnited Airlines
Deal found 7/1£180
Sat 17/118:00EWR - SAN
1 stop8h 42mUnited Airlines
Wed 21/113:35SAN - EWR
Nonstop5h 21mUnited Airlines
Deal found 7/1£182
Fri 27/217:30EWR - SAN
1 stop9h 29mAlaska Airlines
Thu 5/308:06SAN - EWR
Nonstop5h 23mAlaska Airlines
Deal found 7/1£182
Thu 22/113:00EWR - SAN
1 stop9h 01mDelta
Wed 28/122:00SAN - EWR
1 stop7h 52mDelta
Deal found 7/1£183
Wed 4/217:30EWR - SAN
1 stop18h 05mAlaska Airlines
Sat 7/217:15SAN - EWR
2 stops19h 14mAlaska Airlines
Deal found 6/1£184
Mon 23/218:10EWR - SAN
1 stop8h 30mUnited Airlines
Fri 27/222:30SAN - EWR
Nonstop5h 08mUnited Airlines
Deal found 7/1£185
Fri 20/216:29EWR - SAN
Nonstop6h 27mAlaska Airlines
Wed 25/222:09SAN - EWR
1 stop15h 21mAlaska Airlines
Deal found 7/1£185
Fri 23/106:50EWR - SAN
Nonstop6h 14mUnited Airlines
Sat 31/107:00SAN - EWR
Nonstop5h 21mUnited Airlines
Deal found 7/1£186

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 8 January 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 21/1

07:00-12:49

1 stop8h 49m

San Diego

Sat 24/1

07:00-15:21

Nonstop5h 21m

£179

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 14/3

06:56-10:20

Nonstop6h 24m

San Diego

Thu 19/3

13:05-23:44

1 stop7h 39m

£179

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Mon 26/1

17:30-08:35

1 stop18h 05m

San Diego

Thu 29/1

06:15-18:24

1 stop9h 09m

£183

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 27/2

17:30-23:59

1 stop9h 29m

San Diego

Tue 3/3

22:09-16:30

1 stop15h 21m

£183

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 27/5

16:56-19:58

Nonstop6h 02m

San Diego

Sat 30/5

09:30-18:10

Nonstop5h 40m

£183

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 23/1

18:15-21:28

Nonstop6h 13m

San Diego

Sat 31/1

07:00-15:21

Nonstop5h 21m

£186

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 24/6

07:00-10:20

Nonstop6h 20m

San Diego

Thu 2/7

22:30-09:06

1 stop7h 36m

£187

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 29/1

17:30-08:35

1 stop18h 05m

San Diego

Mon 2/2

15:09-18:24

2 stops24h 15m

£188

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 29/1

17:30-08:35

1 stop18h 05m

San Diego

Tue 3/2

14:51-18:24

2 stops24h 33m

£190

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Mon 2/2

17:30-20:22

1 stop29h 52m

San Diego

Fri 6/2

06:15-18:24

1 stop9h 09m

£193

Flights are sorted by cheapest return flights first.

Deals found on 7/1

Showing 1-10 of 23 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 2 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 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 £62). 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 8 January 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 and Alaska Airlines can get you from Newark Airport to San Diego in just under 8h 49m. Your travel time can differ by up to 9h 16m. 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 (77%), TAP AIR PORTUGAL (73%) or American Airlines (64%) 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 £62). 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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