What is the cheapest airline to fly from Atlantic City to San Diego round-trip?

American Airlines, at $316, was found to be the cheapest airline from Atlantic City to San Diego..

What is the cheapest day to fly from Atlantic City to San Diego?

Travelers seeking maximum savings on their Atlantic City to San Diego flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What is the cheapest day to fly round-trip from Atlantic City to San Diego?

Thursday flights are generally found to be more expensive for flights from Atlantic City to San Diego. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Diego.

How far in advance should I book a flight from Atlantic City to San Diego?

Users have found that booking a flight from Atlantic City to San Diego at least 31 days early can save you up to 52% on average compared to booking a flight this week. If booking 31 days before your flight isn’t an option for you, users have found flights from Atlantic City to San Diego for as little as $485 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $485 for flights departing within the next 3 days.

What is the cheapest month to fly from Atlantic City to San Diego?

November can be a great time to fly to San Diego from Atlantic City with a flight ticket averaging about $420. Cheapflights users have found deals in the month of November for as cheap as $201. The most expensive prices can be found in the month of December.

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

Yes. In addition to deals on Atlantic City to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Atlantic City to San Diego?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlantic City to San Diego.

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

Yes. Cheapflights offers flight deals from Atlantic City 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.

$135+ Flights from Atlantic City to San Diego

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Cheap flight deals from Atlantic City to San Diego

Popular in	December
Cheapest in	November
Average price	$395

Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Atlantic City to San Diego

Cheapest flights from Atlantic City to San Diego
Explore the most affordable flight options available from Atlantic City to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Tue 9/162:30 pmACY - SAN

2 stops12h 04mSpirit Airlines

Sun 9/218:25 amSAN - ACY

2 stops12h 24mSpirit Airlines

Deal found 9/9

$777

Wed 9/172:30 pmACY - SAN

2 stops12h 04mSpirit Airlines

Sun 9/218:25 amSAN - ACY

2 stops12h 24mSpirit Airlines

Deal found 9/9

$1,029

Last-minute flights from Atlantic City to San Diego
Discover last-minute flight deals from Atlantic City to San Diego. Data last updated September 11, 2025 and is based on user searches.

Tue 9/162:30 pmACY - SAN

2 stops12h 04mSpirit Airlines

Sun 9/218:25 amSAN - ACY

2 stops12h 24mSpirit Airlines

Deal found 9/9

$777

Wed 9/172:30 pmACY - SAN

2 stops12h 04mSpirit Airlines

Sun 9/218:25 amSAN - ACY

2 stops12h 24mSpirit Airlines

Deal found 9/9

$1,029

One-way flights from Atlantic City to San Diego
Search for one-way flight options from Atlantic City to San Diego. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

Wed 10/12:30 pmACY - SAN

2 stops12h 04mSpirit Airlines

Deal found 9/10

$135

Wed 9/172:30 pmACY - SAN

2 stops12h 04mSpirit Airlines

Deal found 9/11

$530

Tue 9/162:30 pmACY - SAN

2 stops12h 04mSpirit Airlines

Deal found 9/11

$862

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Atlantic CitySan Diego

ACY - SAN

ACYSAN

Atlantic City

Wed 10/1

2:30 pm-11:34 pm

2 stops12h 04m

$135

Atlantic CitySan Diego

ACY - SAN

ACYSAN

Atlantic City

Mon 10/13

1:20 pm-11:50 pm

2 stops37h 30m

$198

Atlantic CitySan Diego

ACY - SAN

ACYSAN

Atlantic City

Wed 9/17

2:30 pm-11:34 pm

2 stops12h 04m

$530

Atlantic CitySan Diego

ACY - SAN

ACYSAN

Atlantic City

Tue 9/16

2:30 pm-11:34 pm

2 stops12h 04m

$862

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Atlantic City to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Atlantic City 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 Atlantic City to San Diego

What is the cheapest month to book a flight from Atlantic City to San Diego?

Currently, August is the cheapest month in which you can book a flight from Atlantic City to San Diego (average of $286). Flying from Atlantic City 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 ACY to SAN?

One of the essential ways to save on airfare from Atlantic City to San Diego is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 18% on airfare.

Reviews of airlines servicing San Diego

See what other customers who have flown with American Airlines from Atlantic City 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.

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

American Airlines

7.2

Good

10,000 reviews

American Airlines

7.2

Good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

Related info for your journey

What is the cheapest airline to fly from Atlantic City to San Diego round-trip?
American Airlines, at $316, was found to be the cheapest airline from Atlantic City to San Diego..
Can I find deals for flights from Atlantic City to San Diego that include hotel bookings?
Yes. In addition to deals on Atlantic City to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Atlantic City to San Diego?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlantic City to San Diego.
Can I find deals for business class flights from Atlantic City to San Diego?
Yes. Cheapflights offers flight deals from Atlantic City 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 Atlantic City to San Diego?
Currently, August is the cheapest month in which you can book a flight from Atlantic City to San Diego (average of $286). Flying from Atlantic City 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.

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Other flights to San Diego

Top airline flying from Atlantic City to San Diego

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$316	Average$350	FlexibilityNo cancel fee	On-time71%

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$135+ Cheap flights from Atlantic City to San Diego (ACY - 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Atlantic City to San Diego with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Atlantic City to San Diego

Popular in

Cheapest in

Average price

Find flight deals from Atlantic City to San Diego

Cheapest flights from Atlantic City to San DiegoExplore the most affordable flight options available from Atlantic City to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Explore the most affordable flight options available from Atlantic City to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Atlantic City to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Atlantic City with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Atlantic City to San Diego

What is the cheapest month to book a flight from Atlantic City to San Diego?

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

Reviews of airlines servicing San Diego

See what other customers who have flown with American Airlines from Atlantic City 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.

Related info for your journey

Find useful and relevant information for your journey from Atlantic City 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 is the cheapest airline to fly from Atlantic City to San Diego round-trip?

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

How can I find direct flights from Atlantic City to San Diego?

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

What is the cheapest month to book a flight from Atlantic City to San Diego?

Traveling to a place near San Diego?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Atlantic City to San Diego

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Atlantic City to San Diego

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Book with Flexibility

Travel Smart

Cheapest flights from Atlantic City to San Diego
Explore the most affordable flight options available from Atlantic City to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.