Find flights
Deals
When to book
FAQs

Cheap flights from Newark Airport to San Diego from £125

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 19/10. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAN
12 Sep — 19 Sep1
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 13 August 2026.

Wed 21/1019:25 -
Nonstop5h 54m
Mon 26/1022:20 -
Nonstop5h 11m
Deal found 11/8£239
Wed 23/919:55 -
Nonstop5h 54m
Sat 26/914:07 -
1 stop7h 50m
Deal found 12/8£242
Wed 16/919:55 -
Nonstop5h 54m
Wed 23/922:25 -
Nonstop5h 17m
Deal found 10/8£244
Wed 11/1117:30 -
Nonstop5h 54m
Mon 16/1108:10 -
Nonstop5h 39m
Deal found 10/8£246
Thu 10/907:00 -
1 stop8h 25m
Wed 16/911:54 -
1 stop9h 03m
Deal found 13/8£250
Sun 1/1107:00 -
1 stop12h 32m
Sat 7/1109:40 -
Nonstop5h 39m
Deal found 11/8£251
Wed 30/909:59 -
1 stop7h 58m
Wed 14/1021:20 -
Nonstop5h 17m
Deal found 10/8£251
Thu 10/906:00 -
1 stop8h 35m
Thu 10/918:55 -
1 stop7h 48m
Deal found 11/8£254
Wed 30/919:25 -
Nonstop5h 54m
Thu 1/1018:50 -
1 stop7h 53m
Deal found 12/8£255
Sat 12/917:02 -
Nonstop5h 56m
Sat 19/908:12 -
Nonstop5h 38m
Deal found 11/8£258
Fri 11/917:02 -
Nonstop5h 56m
Tue 15/908:12 -
Nonstop5h 38m
Deal found 10/8£260

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 13 August 2026.

Round-trip from

£239

One-way from

£125

Popular in

December

Cheapest in

January

Average price

£320
United Airlines
  • United Airlines
  • 21/10-26/10
  • Nonstop
  • 11h 05m total
  • Newark to San Diego
Search Deals
Frontier
  • Frontier
  • 19/10
  • 2 total stops
  • 20h 12m total
  • Newark to San Diego
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£6 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 13 August 2026.
Use the filters below to find and compare flights from Newark Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Wed 9/9

07:00-11:35

1 stop7h 35m

San Diego

Sat 12/9

21:45-07:29

1 stop6h 44m

£261

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Sat 12/9

17:02-19:58

Nonstop5h 56m

San Diego

Tue 15/9

08:12-16:50

Nonstop5h 38m

£265

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Sun 10/1

06:00-10:56

1 stop7h 56m

San Diego

Sat 30/1

11:40-23:36

1 stop8h 56m

£272

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Tue 19/1

17:30-23:03

1 stop8h 33m

San Diego

Wed 20/1

06:20-16:38

1 stop7h 18m

£272

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Thu 12/11

17:41-09:53

1 stop19h 12m

San Diego

Sun 15/11

09:40-18:19

Nonstop5h 39m

£284

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Fri 6/11

16:00-23:37

1 stop10h 37m

San Diego

Sun 15/11

09:40-18:19

Nonstop5h 39m

£298

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Sun 11/10

06:30-13:12

1 stop9h 42m

San Diego

Tue 27/10

08:42-17:19

Nonstop5h 37m

£299

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Wed 26/8

16:59-19:53

Nonstop5h 54m

San Diego

Sat 29/8

08:00-19:30

1 stop8h 30m

£302
Fastest return journey

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Sat 10/10

19:55-22:49

Nonstop5h 54m

San Diego

Wed 14/10

22:20-06:37

Nonstop5h 17m

£316

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Fri 20/11

07:15-12:53

1 stop8h 38m

San Diego

Sun 22/11

22:30-09:30

1 stop8h 00m

£324

Flights are sorted by cheapest return flights first.

Deals found on 13/8

Showing 1-10 of 18 resultsSorted by cheapest first
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?

To ensure you get the cheapest price possible for a flight from Newark Airport to San Diego, you should look to book at least 75 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, January is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of £252). Flying from Newark Airport to San Diego in December is currently the most expensive (average of £396). 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 13 August 2026.

When flying from Newark Airport to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Newark Airport to San Diego?

Airfare is below average for this route at the moment.

Newark Airport to San Diego flights typically cost between £258 and £425 in October.
The cheapest return price found within the last 5 days was £239 on United Airlines (21 Oct–26 Oct).

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 4 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 Alaska Airlines can get you from Newark Airport to San Diego in just under 5h 56m. Your travel time can differ by up to 2h 39m. 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 (74%), American Airlines (74%) or Alaska Airlines (74%) 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, January is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of £252). Flying from Newark Airport to San Diego in December is currently the most expensive (average of £396). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Newark to San Diego?

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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.