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Cheap flights from Newark Airport to San Diego from C$ 183

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 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAN
13 May — 20 May1
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 April 2026.

Wed 6/54:49 p.m.
EWR
-
SAN
Nonstop6h 06m
United Airlines
Wed 13/510:20 p.m.
SAN
-
EWR
Nonstop5h 25m
United Airlines
Deal found 8/4C$ 378
Fri 8/54:49 p.m.
EWR
-
SAN
Nonstop6h 06m
United Airlines
Fri 15/510:20 p.m.
SAN
-
EWR
Nonstop5h 25m
United Airlines
Deal found 10/4C$ 383
Thu 7/54:49 p.m.
EWR
-
SAN
Nonstop6h 06m
United Airlines
Tue 12/511:00 a.m.
SAN
-
EWR
1 stop7h 27m
United Airlines
Deal found 8/4C$ 388
Fri 8/52:11 p.m.
EWR
-
SAN
1 stop8h 56m
United Airlines
Tue 12/510:20 p.m.
SAN
-
EWR
Nonstop5h 25m
United Airlines
Deal found 9/4C$ 392
Tue 28/44:31 p.m.
EWR
-
SAN
Nonstop6h 09m
Alaska Airlines
Tue 5/58:50 a.m.
SAN
-
EWR
Nonstop5h 33m
Alaska Airlines
Deal found 9/4C$ 393
Sat 23/51:03 p.m.
EWR
-
SAN
1 stop8h 29m
United Airlines
Wed 27/59:05 p.m.
SAN
-
EWR
Nonstop5h 26m
United Airlines
Deal found 8/4C$ 397
Sat 25/46:35 a.m.
EWR
-
SAN
Nonstop6h 05m
United Airlines
Wed 29/410:20 p.m.
SAN
-
EWR
Nonstop5h 26m
United Airlines
Deal found 8/4C$ 401
Sat 9/511:55 a.m.
EWR
-
SAN
1 stop8h 29m
United Airlines
Sat 9/510:40 p.m.
SAN
-
EWR
1 stop7h 32m
United Airlines
Deal found 8/4C$ 404
Wed 3/62:12 p.m.
EWR
-
SAN
1 stop8h 38m
United Airlines
Fri 5/610:30 p.m.
SAN
-
EWR
Nonstop5h 23m
United Airlines
Deal found 8/4C$ 406
Mon 4/56:30 p.m.
EWR
-
SAN
1 stop8h 12m
Delta
Wed 6/511:02 a.m.
SAN
-
EWR
1 stop7h 58m
Delta
Deal found 8/4C$ 408
Thu 28/56:35 a.m.
EWR
-
SAN
Nonstop5h 46m
United Airlines
Tue 2/69:05 p.m.
SAN
-
EWR
Nonstop5h 26m
United Airlines
Deal found 10/4C$ 410

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 April 2026.

Round-trip from

C$ 378

One-way from

C$ 183

Popular in

December

Cheapest in

January

Average price

C$ 646
United Airlines
  • United Airlines
  • 6/5-13/5
  • Nonstop
  • 11h 31m total
  • Newark to San Diego
Search Deals
United Airlines
  • United Airlines
  • 19/5
  • 1 total stop
  • 8h 37m total
  • Newark to San Diego
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 13 April 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 round-trip

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 21/8

7:55 p.m.-10:49 p.m.

Nonstop5h 54m

San Diego

Mon 24/8

9:45 p.m.-7:29 a.m.

1 stop6h 44m

C$ 397

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 7/7

3:08 p.m.-8:23 p.m.

1 stop8h 15m

San Diego

Tue 14/7

9:05 p.m.-5:31 a.m.

Nonstop5h 26m

C$ 397

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 1/5

7:15 a.m.-12:08 p.m.

1 stop7h 53m

San Diego

Mon 11/5

10:15 p.m.-8:50 a.m.

1 stop7h 35m

C$ 411
Quickest round-trip

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Mon 24/8

7:55 p.m.-10:49 p.m.

Nonstop5h 54m

San Diego

Sat 29/8

9:05 p.m.-5:29 a.m.

Nonstop5h 24m

C$ 425

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 2/5

9:34 a.m.-12:43 p.m.

Nonstop6h 09m

San Diego

Sat 9/5

7:20 a.m.-3:49 p.m.

Nonstop5h 29m

C$ 425

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 29/7

6:00 a.m.-10:49 a.m.

1 stop7h 49m

San Diego

Tue 4/8

9:05 p.m.-5:31 a.m.

Nonstop5h 26m

C$ 426

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 25/4

9:55 a.m.-1:05 p.m.

Nonstop6h 10m

San Diego

Thu 30/4

7:00 p.m.-5:51 a.m.

1 stop7h 51m

C$ 466

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 30/7

6:00 a.m.-10:27 a.m.

1 stop7h 27m

San Diego

Sun 2/8

10:17 p.m.-8:43 a.m.

1 stop7h 26m

C$ 480

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 15/5

5:55 p.m.-11:41 p.m.

1 stop8h 46m

San Diego

Tue 19/5

7:11 p.m.-6:00 a.m.

1 stop7h 49m

C$ 480

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 13/5

6:00 a.m.-11:16 a.m.

1 stop8h 16m

San Diego

Sun 17/5

10:15 p.m.-8:50 a.m.

1 stop7h 35m

C$ 480

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

Showing 1-10 of 22 resultsSorted by cheapest first
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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 9 April 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 66 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, July is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of C$ 233). Flying from Newark Airport to San Diego in June is currently the most expensive (average of C$ 350). 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 April 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Newark Airport to San Diego as you normally would.

How much does it cost to fly round-trip from Newark Airport to San Diego?

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

    Departing from Newark Airport to San Diego will take you 5h 54m. Newark Airport and San Diego are separated by a distance of 3893 km. All flights are typically direct.

  • 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: American Airlines (92%), Alaska Airlines (92%), Hawaiian Airlines (90%).

  • 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, July is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of C$ 233). Flying from Newark Airport to San Diego in June is currently the most expensive (average of C$ 350). 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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