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$118+ Cheap flights from Newark (EWR) to San Diego (SAN)

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAN
May 2 — May 91
Sat 5/2
Sat 5/9
1 adult, Economy
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Find cheap flights from Newark to San Diego with Cheapflights

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Cheapflights Tip: The best prices from Newark to San Diego are usually found in January or February, booked 80 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap 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 April 2, 2026.

This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:49 am
EWR
-
SAN
Nonstop6h 04m
United Airlines
Fri 5/1510:40 pm
SAN
-
EWR
1 stop7h 32m
United Airlines
Deal found 4/1$255
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:44 pm
EWR
-
SAN
Nonstop6h 17m
United Airlines
Mon 4/2710:30 pm
SAN
-
EWR
1 stop7h 40m
United Airlines
Deal found 3/31$257
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:55 pm
EWR
-
SAN
1 stop25h 22m
Multiple Airlines
Mon 4/279:00 pm
SAN
-
EWR
1 stop31h 02m
Multiple Airlines
Deal found 3/31$259
This Kiwi.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/134:12 pm
EWR
-
SAN
1 stop10h 32m
Multiple Airlines
Wed 4/152:12 pm
SAN
-
EWR
1 stop13h 50m
Multiple Airlines
Deal found 3/30$263
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/208:47 pm
EWR
-
SAN
Nonstop5h 53m
United Airlines
Sun 6/2810:40 pm
SAN
-
EWR
Nonstop5h 23m
United Airlines
Deal found 4/1$264
This Kiwi.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:00 am
EWR
-
SAN
1 stop8h 17m
Multiple Airlines
Wed 4/222:12 pm
SAN
-
EWR
1 stop13h 50m
Multiple Airlines
Deal found 3/30$265
This Delta deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:00 am
EWR
-
SAN
1 stop8h 16m
Delta
Sat 5/2310:15 pm
SAN
-
EWR
1 stop7h 28m
Delta
Deal found 4/1$267
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1410:15 pm
EWR
-
SAN
1 stop18h 02m
Multiple Airlines
Tue 4/217:15 am
SAN
-
EWR
2 stops15h 01m
Multiple Airlines
Deal found 3/31$269
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:10 am
EWR
-
SAN
1 stop8h 03m
American Airlines
Tue 5/511:58 am
SAN
-
EWR
1 stop7h 44m
American Airlines
Deal found 3/31$270
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:35 am
EWR
-
SAN
Nonstop5h 46m
United Airlines
Thu 6/186:55 pm
SAN
-
EWR
1 stop7h 45m
United Airlines
Deal found 4/1$273
This United Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/29:34 am
EWR
-
SAN
Nonstop6h 09m
United Airlines
Tue 5/2610:30 pm
SAN
-
EWR
Nonstop5h 23m
United Airlines
Deal found 3/31$274

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 April 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$255
(United Airlines)

One-way from

$118
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$467

Good round-trip deal

$330 or less

Good one-way deal

$183 or less
Provider with most accurate pricing for Newark-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Newark-San Diego flights.
Search Deals
From Newark to San Diego
Search Deals
One-way flight from Newark to San Diego
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Newark to San Diego.
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 2,558,603 searches. Data last updated April 2, 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

Thu 6/11

6:35 am-9:21 am

Nonstop5h 46m

San Diego

Thu 6/18

6:55 pm-5:40 am

1 stop7h 45m

$273

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 7/3

8:47 pm-11:40 pm

Nonstop5h 53m

San Diego

Sun 7/19

10:40 pm-7:03 am

Nonstop5h 23m

$277

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 5/9

4:31 pm-7:40 pm

Nonstop6h 09m

San Diego

Tue 5/12

8:50 am-5:23 pm

Nonstop5h 33m

$307

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 5/15

6:00 am-10:23 am

1 stop7h 23m

San Diego

Fri 5/15

7:11 pm-6:00 am

1 stop7h 49m

$317

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Mon 4/20

6:14 pm-8:15 am

1 stop17h 01m

San Diego

Sat 4/25

8:50 am-5:23 pm

Nonstop5h 33m

$327

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 4/29

2:11 pm-8:05 pm

1 stop8h 54m

San Diego

Mon 5/11

10:20 pm-6:45 am

Nonstop5h 25m

$333

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sat 5/2

9:39 am-2:20 pm

1 stop7h 41m

San Diego

Wed 5/13

1:50 pm-8:40 am

2 stops15h 50m

$335

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Wed 8/12

1:29 pm-7:58 pm

1 stop9h 29m

San Diego

Thu 8/13

12:50 pm-1:04 am

1 stop9h 14m

$347
Quickest round-trip

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 5/22

6:35 am-9:21 am

Nonstop5h 46m

San Diego

Mon 6/1

10:30 pm-6:53 am

Nonstop5h 23m

$365

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Sun 5/10

4:31 pm-7:40 pm

Nonstop6h 09m

San Diego

Mon 5/11

5:59 pm-6:03 am

1 stop9h 04m

$382

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Newark to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Newark to San Diego in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Newark Airport-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Newark Airport-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Newark Airport-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Newark Airport-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Newark Airport-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 March 13, 2026.

To ensure you get the cheapest price possible for a flight from Newark Airport to San Diego, you should look to book at least 80 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, June is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of $154). Flying from Newark Airport to San Diego in November is currently the most expensive (average of $237). 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 April 2, 2026.

Unlike in the evening, when flights are generally more expensive, you can save up to 14% on flights from Newark Airport to San Diego by exploring options for tickets at noon.

What is the cheapest day to fly from Newark Airport to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Newark to San Diego. Price data was last updated on March 28, 2026.

Travelers seeking maximum savings on their Newark Airport to San Diego flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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

The best insider tips for Newark Airport to San Diego flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Newark Airport to San Diego trip
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Blane Bachelor

Blane Bachelor

Expert on SAN

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Brandon Schultz

Brandon Schultz

Expert on EWR

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

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 April 2, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Hawaiian Airlines, andUnited Airlines from Newark Airport to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,149 reviews

Boarding

8.1

Overall

7.9

Food

7.0

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
7.9
Good
12,149 reviews
Alaska Airlines
7.9
Good
12,149 reviews

Boarding

8.1

Overall

7.9

Food

7.0

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Hawaiian Airlines
7.8
Good
2,838 reviews
Alaska Airlines
7.9
Good
12,149 reviews

Boarding

8.1

Overall

7.9

Food

7.0

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,534 reviews
Alaska Airlines
7.9
Good
12,149 reviews

Boarding

8.1

Overall

7.9

Food

7.0

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
American Airlines
7.1
Good
11,545 reviews
Alaska Airlines
7.9
Good
12,149 reviews

Boarding

8.1

Overall

7.9

Food

7.0

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Spirit Airlines
6.3
Okay
8,574 reviews
Alaska Airlines
7.9
Good
12,149 reviews

Boarding

8.1

Overall

7.9

Food

7.0

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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?

    If you book a flight to San Diego from Newark, you will be flying to San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego. There are 3 flights from Newark to San Diego per day from 6 different airlines.

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

    United Airlines, Alaska Airlines, and Delta can get you from Newark Airport to San Diego in just under 5h 46m. Your travel time can differ by up to 1h 37m. The distance from Newark Airport to San Diego is about 2419 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Newark Airport to San Diego round-trip from $75. Other airlines that can offer you cheap pricing are Delta, from $138, and Hawaiian Airlines, from $148. Spirit Airlines is priced at 81% 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 Spirit Airlines ($70), United Airlines ($115), and Alaska Airlines ($116).

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

    Before booking your flight to San Diego from Newark Airport, check out the most reliable airlines to get you to your destination on time: American Airlines (90%), Alaska Airlines (90%), Hawaiian Airlines( 90%).

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

    The cheapest flight price from Newark Airport to San Diego is $108. On average you can expect to pay $1,013. The most popular route, (Newark - San Diego), can usually be booked for $217.

  • 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 $154). Flying from Newark Airport to San Diego in November is currently the most expensive (average of $237). 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

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
National City
Coronado
La Mesa
Poway
Julian
Lemon Grove

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Newark to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
Newark to San Francisco flights
John F Kennedy Intl to San Francisco flights
LaGuardia to San Francisco flights
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Las Vegas flights
Newark to Los Angeles flights
Newark to Las Vegas flights
LaGuardia to Los Angeles flights
LaGuardia to Las Vegas flights
Stewart to San Francisco flights
John F Kennedy Intl to San Diego flights
John F Kennedy Intl to Ontario flights
Newark to Ontario flights
Newark to Santa Ana flights
LaGuardia to Burbank flights
Newark to San Jose flights
John F Kennedy Intl to San Jose flights
Newark to Oakland flights
LaGuardia to Ontario flights
John F Kennedy Intl to Oakland flights
LaGuardia to San Diego flights
Newark to Burbank flights
Stewart to Las Vegas flights
Newark to Sacramento flights
John F Kennedy Intl to Santa Ana flights
Newark to Palm Springs flights
John F Kennedy Intl to Reno flights
John F Kennedy Intl to Palm Springs flights
John F Kennedy Intl to Sacramento flights
LaGuardia to San Jose flights
Newark to Reno flights
LaGuardia to Reno flights
LaGuardia to Sacramento flights
John F Kennedy Intl to Burbank flights
John F Kennedy Intl to Long Beach flights
Stewart to Los Angeles flights
John F Kennedy Intl to Fresno flights
Stewart to San Diego flights
John F Kennedy Intl to Santa Barbara flights
Newark to Fresno flights
LaGuardia to Oakland flights
Newark to Santa Barbara flights
LaGuardia to Fresno flights
LaGuardia to Santa Barbara flights
Newark to Long Beach flights

Top 6 airlines flying from Newark to San Diego

Discover the top 6 airlines that operate flights from Newark to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$75Average$208FlexibilityNo cancel feeOn-time65%
DeltaCheapest$138Average$336FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$148Average$337FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$217Average$366FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$228Average$413FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$276Average$500FlexibilityNo cancel feeOn-time71%

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