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

United Airlines and Alaska Airlines can get you from Newark Airport to San Diego in just under 6h 12m. Your travel time will be generally consistent. The distance between Newark Airport and San Diego is about 2419 mi. Generally, flights for this route are direct.

Weekly flight availability from Newark Airport to San Diego

The most flights from EWR to SAN are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 inches per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

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 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

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

Consider United Airlines (72%), TAP AIR PORTUGAL (63%) or American Airlines (60%) when booking your flight. These represent the most reliable airlines when flying from Newark Airport to San Diego.

What airport do you fly into for flights to San Diego from Newark?

Most people fly into San Diego (SAN) if they book a flight to San Diego from Newark. On average, San Diego has 5 inbound flights from Newark per day from 0 airlines. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

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 holiday 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.

£125+ Cheap Flights from Newark Airport to San Diego

Cheap flight deals from Newark to San Diego

Enter your travel dates to find the best prices.

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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 12 September 2026.

Sat 24/1007:03 -

1 stop10h 35m

Sat 31/1008:42 -

Nonstop5h 37m

Deal found 9/9£240

Tue 10/1116:29 -

Nonstop6h 16m

Tue 17/1110:00 -

Nonstop5h 30m

Deal found 10/9£249

Sat 31/1016:35 -

Nonstop6h 00m

Tue 3/1108:24 -

Nonstop5h 30m

Deal found 10/9£252

Sat 31/1006:30 -

1 stop9h 42m

Wed 4/1110:00 -

Nonstop5h 30m

Deal found 10/9£257

Wed 4/1107:00 -

1 stop11h 50m

Wed 4/1118:05 -

1 stop9h 25m

Deal found 10/9£260

Wed 21/1016:35 -

Nonstop6h 00m

Tue 27/1008:42 -

Nonstop5h 37m

Deal found 11/9£263

Sat 31/1016:35 -

Nonstop6h 00m

Thu 5/1110:00 -

Nonstop5h 30m

Deal found 10/9£264

Thu 22/1007:00 -

Nonstop5h 49m

Tue 27/1014:45 -

Nonstop5h 21m

Deal found 9/9£270

Sat 17/1016:35 -

Nonstop6h 00m

Sat 24/1008:42 -

Nonstop5h 37m

Deal found 9/9£271

Sat 31/1006:00 -

1 stop7h 20m

Sun 8/1122:00 -

1 stop7h 45m

Deal found 10/9£272

Find flight deals from Newark to San Diego

Round-trip from	£240
One-way from	£125
Popular in	December
Cheapest in	January
Average price	£317

Alaska Airlines
24/10-31/10
1 total stop
16h 12m total
Newark to San Diego

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Alaska Airlines
31/10-31/12
Nonstop
6h 00m total
Newark to San Diego

Search Deals

Highest demand for flights based on searches. 0% potential increase in price (£1 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

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Cheapflights Fare Finder

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 return flight

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Wed 18/11

17:54-21:10

Nonstop6h 16m

San Diego

Wed 31/12

00:00-03:00

Nonstop0h 00m

£125

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Mon 16/11

17:54-21:10

Nonstop6h 16m

San Diego

Wed 31/12

00:00-03:00

Nonstop0h 00m

£132

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Thu 5/11

17:54-21:10

Nonstop6h 16m

San Diego

Wed 31/12

00:00-03:00

Nonstop0h 00m

£132

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Sat 10/10

06:00-10:20

1 stop7h 20m

San Diego

Wed 31/12

00:00-03:00

Nonstop0h 00m

£147

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Fri 16/10

17:05-09:56

1 stop19h 51m

San Diego

Wed 31/12

00:00-03:00

Nonstop0h 00m

£151

Fastest return journey

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Sun 4/10

07:00-09:49

Nonstop5h 49m

San Diego

Wed 31/12

00:00-03:00

Nonstop0h 00m

£162

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Mon 2/11

09:40-14:20

1 stop7h 40m

San Diego

Wed 31/12

00:00-03:00

Nonstop0h 00m

£163

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Mon 28/9

18:45-23:46

1 stop8h 01m

San Diego

Wed 31/12

00:00-03:00

Nonstop0h 00m

£169

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Tue 6/10

10:22-20:45

2 stops13h 23m

San Diego

Wed 31/12

00:00-03:00

Nonstop0h 00m

£173

NewarkSan Diego

EWR Newark - SAN San Diego

EWRSAN

Newark

Sun 27/9

07:00-12:48

1 stop8h 48m

San Diego

Wed 31/12

00:00-03:00

Nonstop0h 00m

£177

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Showing 1-10 of 22 resultsSorted by cheapest first

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.

EWR-SAN

Estimated return 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

Prices

Airlines

How far ahead should I book a flight from Newark Airport to San Diego?

To ensure you get the cheapest price possible for a flight from Newark Airport to San Diego, you should look to book at least 66 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, January is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of £252). Flying from Newark Airport to San Diego in December is currently the most expensive (average of £400). 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?

When flying from Newark Airport to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Newark Airport to San Diego?

Airfare is below average for this route at the moment.

Newark Airport to San Diego flights typically cost between £249 and £401 in October.
The cheapest return price found within the last 5 days was £240 on Alaska Airlines (24 Oct–31 Oct).

Related info for your journey

What airport do you fly into for flights to San Diego from Newark?
Most people fly into San Diego (SAN) if they book a flight to San Diego from Newark. On average, San Diego has 5 inbound flights from Newark per day from 0 airlines. San Diego is conveniently located just 2.6 mi from San Diego’s city center.
How long is the flight from Newark Airport to San Diego?
United Airlines and Alaska Airlines can get you from Newark Airport to San Diego in just under 6h 12m. Your travel time will be generally consistent. The distance between Newark Airport and San Diego is about 2419 mi. Generally, flights for this route are direct.
What are the most reliable airlines from Newark Airport to San Diego?
Consider United Airlines (72%), TAP AIR PORTUGAL (63%) or American Airlines (60%) when booking your flight. These represent the most reliable airlines when flying from Newark Airport to San Diego.
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 holiday 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, January is the cheapest month in which you can book a flight from Newark Airport to San Diego (average of £252). Flying from Newark Airport to San Diego in December is currently the most expensive (average of £400). 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.

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Cheapflights makes it easy to find Newark to San Diego flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Newark to San Diego?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Diego from Newark.

Can Cheapflights find flights from Newark to San Diego with no change fees?

Certainly. Search results for flights to San Diego from Newark shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Cheap flights from Newark Airport to San Diego from £125

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Newark to San Diego

Cheapest flights from Newark to San DiegoExplore 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 12 September 2026.

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 12 September 2026.

Best flights from Newark to San DiegoDiscover carefully curated flight deals from Newark to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Discover carefully curated flight deals from Newark to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Direct flights from Newark to San DiegoExplore direct flight options from Newark to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 September 2026.

Explore direct flight options from Newark to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 September 2026.

Last-minute flights from Newark to San DiegoDiscover last-minute flight deals from Newark to San Diego. Data last updated 12 September 2026 and is based on user searches.

Discover last-minute flight deals from Newark to San Diego. Data last updated 12 September 2026 and is based on user searches.

One-way flights from Newark to San DiegoSearch for one-way flight options from Newark to San Diego. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Search for one-way flight options from Newark to San Diego. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Find flight deals from Newark to San Diego

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Newark Airport to San Diego that are best for you.

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.

Cheapflights Insights

How far ahead should I book a flight from Newark Airport to San Diego?

To ensure you get the cheapest price possible for a flight from Newark Airport to San Diego, you should look to book at least 66 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?

What is the cheapest time of day to fly from EWR to SAN?

When flying from Newark Airport to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Newark Airport to San Diego?

Airfare is below average for this route at the moment.

Newark Airport to San Diego flights typically cost between £249 and £401 in October.The cheapest return price found within the last 5 days was £240 on Alaska Airlines (24 Oct–31 Oct).

Weekly flight availability from Newark Airport to San Diego

The most flights from EWR to SAN are scheduled on a Monday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Related info for your journey

What airport do you fly into for flights to San Diego from Newark?

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

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

Can I find deals for flights from Newark to San Diego that include hotel bookings?

How can I find direct flights from Newark to San Diego?

Can I find deals for business class flights from Newark to San Diego?

What is the cheapest month to book a flight from Newark Airport to San Diego?

Travelling to a place near San Diego?

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Newark and San Diego flights

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Can Cheapflights notify me if prices for flights from Newark to San Diego become cheaper?

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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 12 September 2026.

Best flights from Newark to San Diego
Discover carefully curated flight deals from Newark to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Direct flights from Newark to San Diego
Explore direct flight options from Newark to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 September 2026.

Last-minute flights from Newark to San Diego
Discover last-minute flight deals from Newark to San Diego. Data last updated 12 September 2026 and is based on user searches.

One-way flights from Newark to San Diego
Search for one-way flight options from Newark to San Diego. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Newark Airport to San Diego flights typically cost between £249 and £401 in October.
The cheapest return price found within the last 5 days was £240 on Alaska Airlines (24 Oct–31 Oct).