Find flights
Deals
When to book
FAQs

Cheap flights from Newark Airport to San Diego from C$ 173

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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAN
27 Nov — 4 Dec1
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 28 October 2025.

Round-trip from

C$ 338

One-way from

C$ 173

Popular in

December

Cheapest in

February

Average price

C$ 551
United Airlines
  • United Airlines
  • 16/12-31/12
  • 1 total stop
  • 13h 40m total
  • Newark to San Diego
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 18/2
  • Nonstop
  • 6h 15m total
  • Newark to San Diego
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 28 October 2025.

Fri 12/124:59 p.m.EWR - SAN
1 stop8h 31mUnited Airlines
Mon 15/121:50 p.m.SAN - EWR
Nonstop5h 09mUnited Airlines
Deal found 28/10C$ 345
Wed 19/116:06 p.m.EWR - SAN
Nonstop6h 23mAlaska Airlines
Wed 7/19:11 a.m.SAN - EWR
1 stop27h 25mAlaska Airlines
Deal found 28/10C$ 352
Wed 10/127:14 a.m.EWR - SAN
1 stop12h 43mAlaska Airlines
Tue 16/128:59 p.m.SAN - EWR
1 stop14h 30mAlaska Airlines
Deal found 28/10C$ 358
Thu 13/1112:50 p.m.EWR - SAN
1 stop8h 40mDelta
Mon 17/119:50 p.m.SAN - EWR
1 stop10h 01mDelta
Deal found 28/10C$ 359
Fri 12/123:29 p.m.EWR - SAN
Nonstop6h 21mAlaska Airlines
Tue 16/128:00 a.m.SAN - EWR
Nonstop5h 29mAlaska Airlines
Deal found 27/10C$ 366
Sat 15/111:15 p.m.EWR - SAN
1 stop8h 05mDelta
Tue 18/116:24 a.m.SAN - EWR
1 stop7h 15mDelta
Deal found 28/10C$ 373
Thu 11/126:10 p.m.EWR - SAN
1 stop17h 29mAlaska Airlines
Tue 16/128:00 a.m.SAN - EWR
Nonstop5h 29mAlaska Airlines
Deal found 27/10C$ 378
Thu 11/124:59 p.m.EWR - SAN
1 stop8h 31mUnited Airlines
Tue 16/121:50 p.m.SAN - EWR
Nonstop5h 09mUnited Airlines
Deal found 27/10C$ 379
Fri 14/116:51 p.m.EWR - SAN
1 stop8h 08mDelta
Tue 18/116:15 a.m.SAN - EWR
1 stop8h 26mDelta
Deal found 27/10C$ 380
Fri 14/115:05 p.m.EWR - SAN
1 stop8h 24mUnited Airlines
Mon 17/112:16 p.m.SAN - EWR
1 stop6h 57mUnited Airlines
Deal found 28/10C$ 387
Sun 7/127:50 a.m.EWR - SAN
1 stop28h 56mAlaska Airlines
Wed 10/126:15 a.m.SAN - EWR
1 stop9h 31mAlaska Airlines
Deal found 28/10C$ 390
Thu 11/126:50 a.m.EWR - SAN
Nonstop6h 09mUnited Airlines
Sun 14/1210:34 p.m.SAN - EWR
Nonstop5h 11mUnited Airlines
Deal found 28/10C$ 392

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 28 October 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

Thu 11/12

5:30 p.m.-11:59 p.m.

1 stop9h 29m

San Diego

Mon 15/12

8:59 p.m.-2:29 p.m.

1 stop14h 30m

C$ 358

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Mon 10/11

9:35 a.m.-3:00 p.m.

1 stop8h 25m

San Diego

Thu 13/11

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

1 stop7h 00m

C$ 359

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 16/12

7:05 a.m.-1:02 p.m.

1 stop8h 57m

San Diego

Sun 11/1

10:00 p.m.-8:54 a.m.

1 stop7h 54m

C$ 359

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 3/3

5:55 p.m.-9:10 p.m.

Nonstop6h 15m

San Diego

Wed 4/3

7:00 a.m.-7:02 p.m.

1 stop9h 02m

C$ 359

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 14/11

6:15 p.m.-11:44 p.m.

1 stop8h 29m

San Diego

Tue 18/11

1:47 p.m.-10:00 p.m.

Nonstop5h 13m

C$ 359

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 10/2

10:39 a.m.-6:53 p.m.

1 stop11h 14m

San Diego

Tue 17/2

10:30 p.m.-9:04 a.m.

1 stop7h 34m

C$ 366

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 27/2

5:55 p.m.-9:10 p.m.

Nonstop6h 15m

San Diego

Sat 28/2

8:00 a.m.-4:20 p.m.

Nonstop5h 20m

C$ 373

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 9/12

9:37 a.m.-2:12 p.m.

1 stop7h 35m

San Diego

Fri 12/12

7:07 p.m.-5:14 a.m.

1 stop7h 07m

C$ 394

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 17/12

8:05 a.m.-3:21 p.m.

1 stop10h 16m

San Diego

Mon 5/1

10:00 p.m.-8:54 a.m.

1 stop7h 54m

C$ 394

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 12/11

9:35 a.m.-2:15 p.m.

1 stop7h 40m

San Diego

Sun 16/11

10:00 p.m.-8:50 a.m.

1 stop7h 50m

C$ 401

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Showing 1-10 of 23 results
1
2
3

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 24 October 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 84 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, June is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of C$ 152). Flying from Newark Airport to San Diego in October is currently the most expensive (average of C$ 331). 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 28 October 2025.

A simple way to save on the total cost of your ticket is to fly from Newark Airport to San Diego in the afternoon. If you’re flexible enough to do this you can expect to save up to 50% 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?

    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 3 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 6h 15m. 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: TAP AIR PORTUGAL (92%), American Airlines (87%), Alaska Airlines (87%).

  • 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, June is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of C$ 152). Flying from Newark Airport to San Diego in October is currently the most expensive (average of C$ 331). 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
La Mesa
Borrego Springs
El Cajon

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 travelers 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 helps you search for flights from Newark to San Diego via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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.

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.