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Cheap flights from Newark Airport to San Diego from C$ 149

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAN
26 Feb — 5 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 27 January 2026.

Mon 2/36:40 p.m.
EWR
-
SAN
1 stop8h 06m
Delta
Tue 10/311:54 a.m.
SAN
-
EWR
1 stop8h 40m
Delta
Deal found 26/1C$ 325
Fri 20/26:00 p.m.
EWR
-
SAN
Nonstop6h 25m
United Airlines
Tue 24/27:05 a.m.
SAN
-
EWR
Nonstop5h 17m
United Airlines
Deal found 24/1C$ 326
Tue 10/312:59 p.m.
EWR
-
SAN
1 stop7h 52m
Delta
Tue 17/310:10 p.m.
SAN
-
EWR
1 stop7h 38m
Delta
Deal found 25/1C$ 329
Sat 21/23:59 p.m.
EWR
-
SAN
1 stop9h 49m
Delta
Mon 2/310:20 p.m.
SAN
-
EWR
1 stop9h 31m
Delta
Deal found 26/1C$ 330
Tue 24/26:00 p.m.
EWR
-
SAN
Nonstop6h 25m
United Airlines
Wed 25/27:05 a.m.
SAN
-
EWR
Nonstop5h 17m
United Airlines
Deal found 25/1C$ 333
Sat 21/24:29 p.m.
EWR
-
SAN
Nonstop6h 27m
Alaska Airlines
Mon 2/310:09 p.m.
SAN
-
EWR
1 stop15h 21m
Alaska Airlines
Deal found 26/1C$ 338
Sat 21/29:05 a.m.
EWR
-
SAN
Nonstop6h 26m
United Airlines
Sat 28/27:05 a.m.
SAN
-
EWR
Nonstop5h 17m
United Airlines
Deal found 26/1C$ 340
Sat 7/36:00 p.m.
EWR
-
SAN
Nonstop6h 24m
United Airlines
Sat 14/310:30 p.m.
SAN
-
EWR
1 stop7h 37m
United Airlines
Deal found 27/1C$ 342
Thu 23/46:35 a.m.
EWR
-
SAN
Nonstop6h 05m
United Airlines
Mon 27/410:20 p.m.
SAN
-
EWR
Nonstop5h 26m
United Airlines
Deal found 27/1C$ 344
Tue 7/77:00 a.m.
EWR
-
SAN
Nonstop6h 20m
United Airlines
Mon 13/78:45 p.m.
SAN
-
EWR
Nonstop5h 37m
United Airlines
Deal found 25/1C$ 346
Sun 22/26:54 a.m.
EWR
-
SAN
Nonstop6h 26m
United Airlines
Wed 25/27:45 a.m.
SAN
-
EWR
1 stop9h 25m
United Airlines
Deal found 25/1C$ 348
Tue 10/35:59 p.m.
EWR
-
SAN
Nonstop6h 24m
United Airlines
Sat 14/310:30 p.m.
SAN
-
EWR
1 stop7h 37m
United Airlines
Deal found 27/1C$ 349

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 27 January 2026.

Round-trip from

C$ 325

One-way from

C$ 149

Popular in

December

Cheapest in

February

Average price

C$ 485

Good one-way deal

C$ 451 or less
Delta
  • Delta
  • 2/3-10/3
  • 2 total stops
  • 16h 46m 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 (C$ 67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a one-way flight from Newark to San Diego.
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 27 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 18/2

5:30 p.m.-11:02 p.m.

1 stop8h 32m

San Diego

Mon 23/2

10:20 p.m.-10:51 a.m.

1 stop9h 31m

C$ 325

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 4/3

6:10 p.m.-11:40 p.m.

1 stop8h 30m

San Diego

Sun 8/3

10:30 p.m.-9:07 a.m.

1 stop7h 37m

C$ 325

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 3/6

9:40 a.m.-2:08 p.m.

1 stop7h 28m

San Diego

Mon 8/6

10:30 p.m.-8:54 a.m.

1 stop7h 24m

C$ 325

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Mon 2/3

6:40 p.m.-11:46 p.m.

1 stop8h 06m

San Diego

Tue 17/3

10:10 p.m.-8:48 a.m.

1 stop7h 38m

C$ 325

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 28/2

2:50 p.m.-8:53 p.m.

1 stop9h 03m

San Diego

Fri 6/3

10:10 p.m.-8:52 a.m.

1 stop7h 42m

C$ 325

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 11/3

6:00 a.m.-10:44 a.m.

1 stop7h 44m

San Diego

Tue 17/3

10:10 p.m.-8:48 a.m.

1 stop7h 38m

C$ 329

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 21/2

9:05 a.m.-12:31 p.m.

Nonstop6h 26m

San Diego

Sat 28/2

7:05 a.m.-3:22 p.m.

Nonstop5h 17m

C$ 340

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 10/3

9:06 a.m.-12:30 p.m.

Nonstop6h 24m

San Diego

Wed 18/3

7:05 a.m.-3:22 p.m.

Nonstop5h 17m

C$ 348

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 19/2

6:54 a.m.-10:20 a.m.

Nonstop6h 26m

San Diego

Mon 23/2

10:30 p.m.-6:38 a.m.

Nonstop5h 08m

C$ 353

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 22/5

6:30 p.m.-11:59 p.m.

1 stop8h 29m

San Diego

Sat 30/5

10:30 p.m.-6:53 a.m.

Nonstop5h 23m

C$ 360

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/1

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 round-trip 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 round-trip flight from Newark to San Diego. Price data was last updated on 23 January 2026.

The price you pay for your flight from Newark Airport to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 44 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 C$ 115). Flying from Newark Airport to San Diego in November is currently the most expensive (average of C$ 325). 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 27 January 2026.

A simple way to save on the total cost of your ticket is to fly from Newark Airport to San Diego at noon. If you’re flexible enough to do this you can expect to save up to 37% on your trip compared to booking a flight in the afternoon.

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?

    San Diego (SAN) is the airport you will fly into if you book a flight from Newark to San Diego. You should not have trouble finding flights to San Diego from Newark; the airport handles an average of 2 inbound flights from Newark per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the San Diego airport from Newark. It is only a 4.2 km journey from San Diego (SAN) to San Diego’s city centre.

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

    Flights from Newark to San Diego have been viewed 10 times in the past calendar month.

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

    Departing from Newark Airport to San Diego will take you 8h 30m. Newark Airport and San Diego are separated by a distance of 3893 km. This flight may include one or multiple stops.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Newark Airport to San Diego on time: United Airlines (81%), TAP AIR PORTUGAL (75%), American Airlines (65%).

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

    The cheapest flight price from Newark Airport to San Diego is C$ 451. On average you can expect to pay C$ 451. The most popular route, (Newark - San Diego), can usually be booked for C$ 363.

  • 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 vacation 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 C$ 115). Flying from Newark Airport to San Diego in November is currently the most expensive (average of C$ 325). 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
El Cajon
La Mesa
Borrego Springs

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

Cheapflights helps you find that perfect flight to San Diego from Newark by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Newark to San Diego, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Newark to San Diego flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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