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$139+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAN
May 3 — May 101
Sat 5/3
Sat 5/10
1 adult, Economy
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Cheapflights Tip: The best prices from Newark to San Diego are usually found in February or January, booked 64 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

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 April 28, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$277
(Mytrip)

One-way from

$139
(Delta)

Popular in

December

Cheapest in

February

Average price

$457

Good round-trip deal

$360 or less

Good one-way deal

$173 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.
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From Newark to San Diego
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One-way flight from Newark to San Diego
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Newark to San Diego.
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Price to beat on a one-way flight from Newark to San Diego.
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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 April 28, 2025.

This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/126:59 amEWR - SAN
2 stops27h 14mSpirit Airlines
Thu 6/195:50 pmSAN - EWR
1 stop8h 58mSpirit Airlines
Deal found 4/28$277
This Kiwi.com deal was found by Cheapflights users on 4/28. 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.
Thu 6/124:34 pmEWR - SAN
Nonstop5h 52mMultiple Airlines
Thu 6/197:31 pmSAN - EWR
1 stop7h 17mMultiple Airlines
Deal found 4/28$278
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/234:56 pmEWR - SAN
Nonstop6h 02mAlaska Airlines
Fri 5/3010:15 pmSAN - EWR
1 stop13h 44mAlaska Airlines
Deal found 4/28$280
This Delta deal was found by Cheapflights users on 4/27. 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.
Thu 6/55:59 amEWR - SAN
1 stop7h 31mDelta
Sat 6/712:40 pmSAN - EWR
1 stop7h 48mDelta
Deal found 4/27$297
This United Airlines deal was found by Cheapflights users on 4/28. 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 5/296:30 pmEWR - SAN
Nonstop5h 51mUnited Airlines
Sat 7/192:15 pmSAN - EWR
Nonstop5h 44mUnited Airlines
Deal found 4/28$307
This Hawaiian Airlines deal was found by Cheapflights users on 4/28. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/234:56 pmEWR - SAN
Nonstop6h 02mHawaiian Airlines
Tue 5/274:44 pmSAN - EWR
1 stop11h 08mHawaiian Airlines
Deal found 4/28$320
This American Airlines deal was found by Cheapflights users on 4/27. 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.
Fri 6/66:00 amEWR - SAN
1 stop7h 42mAmerican Airlines
Sun 6/87:33 pmSAN - EWR
1 stop7h 08mAmerican Airlines
Deal found 4/27$347

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 28, 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 6/12

6:59 am-7:13 am

2 stops27h 14m

San Diego

Thu 6/19

5:50 pm-5:48 am

1 stop8h 58m

$277

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 6/12

4:34 pm-7:26 pm

Nonstop5h 52m

San Diego

Thu 6/19

7:31 pm-5:48 am

1 stop7h 17m

$278

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 5/23

4:56 pm-7:58 pm

Nonstop6h 02m

San Diego

Fri 5/30

10:15 pm-2:59 pm

1 stop13h 44m

$280

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 6/5

5:59 am-10:30 am

1 stop7h 31m

San Diego

Sat 6/7

12:40 pm-11:28 pm

1 stop7h 48m

$297

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 5/29

6:30 pm-9:21 pm

Nonstop5h 51m

San Diego

Sat 7/19

2:15 pm-10:59 pm

Nonstop5h 44m

$307

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 5/23

4:56 pm-7:58 pm

Nonstop6h 02m

San Diego

Tue 5/27

4:44 pm-6:52 am

1 stop11h 08m

$320

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Fri 6/6

6:00 am-10:42 am

1 stop7h 42m

San Diego

Sun 6/8

7:33 pm-5:41 am

1 stop7h 08m

$347

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Tue 5/27

8:07 pm-11:56 pm

2 stops30h 49m

$141

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 6/12

4:34 pm-7:26 pm

Nonstop5h 52m

$149

NewarkSan Diego

EWR - SAN

EWRSAN

Newark

Thu 6/5

10:55 am-6:03 pm

2 stops34h 08m

$158

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 15 results
1
2

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*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
MytripPrice 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 CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Newark Airport-San Diego flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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.

The best insider tips for Newark Airport to San Diego flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Newark Airport to San Diego trip
Airlines
United Airlines

United's Economy Plus offers extra legroom seats, enhancing comfort for a small additional fee.


United's Polaris Lounges offer exclusive amenities like showers and dining for premium passengers.

Read more about United Airlinesby Harriet Baskas
Alaska Airlines

Alaska's Premium Class offers extra legroom and free cocktails, enhancing comfort on medium-haul flights.


Alaska's Wi-Fi is a flat fee, ideal for business travelers needing connectivity during flights.

Read more about Alaska Airlinesby Robert Schrader
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

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

Robert Schrader

Robert Schrader

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

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 April 25, 2025.

To ensure you get the cheapest price possible for a flight from Newark Airport to San Diego, you should look to book at least 64 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, August is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of $286). Flying from Newark Airport to San Diego in March is currently the most expensive (average of $366). 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 28, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 23% on flights from Newark Airport to San Diego by exploring options for tickets in the evening.

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 30, 2025.

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. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 April 28, 2025.

The most flights from EWR to SAN are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

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 28, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from New York to San Diego to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,949 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

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
9,949 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

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
7,929 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,402 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

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
9,949 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

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?

    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 6 flights from Newark to San Diego per day from 7 different airlines.

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

    Flights from Newark to San Diego have been viewed 75 times in the past calendar month.

  • 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 $277. Other airlines that can offer you cheap pricing are Alaska Airlines, from $280, and Hawaiian Airlines, from $285. Spirit Airlines is priced at 34% 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 ($139), Spirit Airlines ($141), and Alaska Airlines ($149).

  • 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: TAP AIR PORTUGAL (90%), United Airlines (88%), Hawaiian Airlines( 76%).

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

    The cheapest flight price from Newark Airport to San Diego is $146. On average you can expect to pay $796. The most popular route, (Newark - San Diego), can usually be booked for $139.

  • 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, August is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of $286). Flying from Newark Airport to San Diego in March is currently the most expensive (average of $366). 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 Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado

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.
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Top 7 airlines flying from Newark to San Diego

Discover the top 7 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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$142Average$254FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$158Average$377FlexibilityNo cancel feeOn-time85%
JetBlueCheapest$193Average$316FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$231Average$416FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$242Average$385FlexibilityNo cancel feeOn-time75%
DeltaCheapest$256Average$375FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$265Average$450FlexibilityNo cancel feeOn-time69%

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