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Cheap flights from Newark Airport to San Diego from C$ 191

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 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAN
3 Aug — 10 Aug1
1 adult

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 29 July 2025.

Round-trip from

C$ 278

One-way from

C$ 191

Popular in

December

Cheapest in

February

Average price

C$ 599
Spirit Airlines
  • Spirit Airlines
  • 5/9-11/9
  • 3 total stops
  • 37h 18m total
  • Newark to San Diego
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Delta
  • Delta
  • 19/8
  • 1 total stop
  • 7h 13m total
  • Newark to San Diego
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 71 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).
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Average for round-trip flights in July 2025
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Find flight deals from Newark to San Diego

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 29 July 2025.

Fri 5/96:59 a.m.EWR - SAN
1 stop14h 43mSpirit Airlines
Thu 11/98:25 a.m.SAN - EWR
2 stops22h 35mSpirit Airlines
Deal found 28/7C$ 278
Sat 30/86:29 p.m.EWR - SAN
Nonstop5h 53mUnited Airlines
Sat 6/97:05 a.m.SAN - EWR
Nonstop5h 27mUnited Airlines
Deal found 29/7C$ 325
Sat 30/84:43 p.m.EWR - SAN
Nonstop5h 49mAlaska Airlines
Sat 6/98:33 a.m.SAN - EWR
Nonstop5h 42mAlaska Airlines
Deal found 27/7C$ 339
Sat 30/86:00 a.m.EWR - SAN
1 stop7h 13mDelta
Sat 6/91:00 p.m.SAN - EWR
1 stop8h 44mDelta
Deal found 29/7C$ 365

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 29 July 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

Fri 5/9

6:59 a.m.-6:42 p.m.

1 stop14h 43m

San Diego

Thu 11/9

8:25 a.m.-10:00 a.m.

2 stops22h 35m

C$ 278

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 30/8

6:29 p.m.-9:22 p.m.

Nonstop5h 53m

San Diego

Sat 6/9

7:05 a.m.-3:32 p.m.

Nonstop5h 27m

C$ 325

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 30/8

4:43 p.m.-7:32 p.m.

Nonstop5h 49m

San Diego

Sat 6/9

8:33 a.m.-5:15 p.m.

Nonstop5h 42m

C$ 339

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 30/8

6:00 a.m.-10:13 a.m.

1 stop7h 13m

San Diego

Sat 6/9

1:00 p.m.-12:44 a.m.

1 stop8h 44m

C$ 365

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 19/8

8:15 a.m.-12:28 p.m.

1 stop7h 13m

C$ 191

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 17/9

7:30 a.m.-6:37 p.m.

2 stops14h 07m

C$ 203

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 10/10

6:30 p.m.-9:24 p.m.

Nonstop5h 54m

C$ 221

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 9/8

7:20 a.m.-5:55 p.m.

1 stop13h 35m

C$ 239

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Mon 29/9

4:43 p.m.-7:32 p.m.

Nonstop5h 49m

C$ 259

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 19/8

6:22 a.m.-2:25 p.m.

2 stops11h 03m

C$ 266

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/7

Showing 1-10 of 11 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 25 July 2025.

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 58 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, May is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of C$ 289). Flying from Newark Airport to San Diego in September is currently the most expensive (average of C$ 393). 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 29 July 2025.

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.

Weekly flight availability from Newark Airport to San Diego

Explore weekly flight availability from Newark to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 July 2025.

The most flights from EWR to SAN are scheduled on a Monday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated 29 July 2025.
See what other customers who have flown with Alaska Airlines,Delta, andHawaiian Airlines from Newark Airport to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,893 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 8 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.

  • What are the cheapest airlines flying from Newark Airport to San Diego round-trip?

    Our cheapest airline available from Newark Airport to San Diego is Spirit Airlines. Our recent data shows that you can find tickets from as low as C$ 278 on this airline. Additional options worth looking into are United Airlines and Alaska Airlines, starting at C$ 325 and C$ 353 round-trip. Spirit Airlines is priced at 51% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Newark Airport to San Diego one-way?

    The cheapest airlines for a one-way flight from Newark Airport to San Diego are Delta (C$ 191), Alaska Airlines (C$ 203), and United Airlines (C$ 221).

  • 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 (71%), American Airlines (58%), Alaska Airlines (58%).

  • 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, May is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of C$ 289). Flying from Newark Airport to San Diego in September is currently the most expensive (average of C$ 393). 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
Borrego Springs
El Cajon

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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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