San Diego

$126+ Cheap flights from Wilmington to San Diego (ILM - 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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SAN
Aug 21 — Aug 281
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Cheapflights Tip: The best prices from Wilmington New Hanover County to San Diego are usually found in August or May, booked 69 days in advance, depart on a Tuesday or Friday and return on a Tuesday

Cheap flight deals from Wilmington to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Wilmington (ILM) 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 August 16, 2025.

Round-trip from

$244
(American Airlines)

One-way from

$126
(American Airlines)

Popular in

December

Cheapest in

August

Average price

$308
From Wilmington New Hanover County to San Diego
One-way flight from Wilmington New Hanover County to San Diego
Highest demand for flights based on searches. 10% potential increase in price ($51 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Average for round-trip flights in August 2025

Find flight deals from Wilmington to San Diego

Cheapest flights from Wilmington to San Diego
Explore the most affordable flight options available from Wilmington to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

This American Airlines deal was found by Cheapflights users on 8/15. 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.
Sat 8/3011:57 amILM - SAN
1 stop10h 19mAmerican Airlines
Sat 9/610:32 pmSAN - ILM
1 stop6h 43mAmerican Airlines
Deal found 8/15$244
This Mytrip deal was found by Cheapflights users on 8/15. 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.
Sat 8/307:00 amILM - SAN
2 stops19h 37mMultiple Airlines
Sat 9/67:47 pmSAN - ILM
2 stops13h 46mMultiple Airlines
Deal found 8/15$247
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Tue 9/305:09 pmILM - SAN
1 stop8h 27mAmerican Airlines
Wed 10/159:26 pmSAN - ILM
1 stop7h 45mAmerican Airlines
Deal found 8/15$251
This JetBlue deal was found by Cheapflights users on 8/14. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1011:55 amILM - SAN
1 stop10h 03mJetBlue
Mon 9/158:55 pmSAN - ILM
1 stop11h 13mJetBlue
Deal found 8/14$273
This Mytrip deal was found by Cheapflights users on 8/14. 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 10/28:00 amILM - SAN
2 stops18h 34mMultiple Airlines
Thu 10/97:47 pmSAN - ILM
2 stops24h 41mMultiple Airlines
Deal found 8/14$286
This Mytrip deal was found by Cheapflights users on 8/15. 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.
Fri 8/2912:06 pmILM - SAN
2 stops22h 15mMultiple Airlines
Sat 9/67:47 pmSAN - ILM
2 stops13h 46mMultiple Airlines
Deal found 8/15$290
This Delta deal was found by Cheapflights users on 8/14. 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.
Sat 9/66:00 amILM - SAN
1 stop6h 27mDelta
Fri 9/1210:30 pmSAN - ILM
1 stop9h 25mDelta
Deal found 8/14$297
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sat 8/3011:57 amILM - SAN
1 stop10h 19mAmerican Airlines
Wed 9/37:00 amSAN - ILM
1 stop8h 27mAmerican Airlines
Deal found 8/14$303
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Sun 9/75:00 amILM - SAN
1 stop7h 27mAmerican Airlines
Sat 9/136:15 amSAN - ILM
1 stop7h 08mAmerican Airlines
Deal found 8/15$305

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wilmington 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 August 16, 2025.
Use the filters below to find and compare flights from Wilmington to San Diego that are best for you.

Fly from

Wilmington

Fly to

San Diego

Route

Depart

Return

Price

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Sat 8/30

11:57 am-7:16 pm

1 stop10h 19m

San Diego

Sat 9/6

10:32 pm-8:15 am

1 stop6h 43m

$244

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Sat 8/30

7:00 am-11:37 pm

2 stops19h 37m

San Diego

Sat 9/6

7:47 pm-12:33 pm

2 stops13h 46m

$247

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Tue 9/30

5:09 pm-10:36 pm

1 stop8h 27m

San Diego

Wed 10/15

9:26 pm-8:11 am

1 stop7h 45m

$251

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Wed 9/10

11:55 am-6:58 pm

1 stop10h 03m

San Diego

Mon 9/15

8:55 pm-11:08 am

1 stop11h 13m

$273

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Thu 9/11

11:55 am-6:58 pm

1 stop10h 03m

San Diego

Sun 9/14

8:55 pm-11:08 am

1 stop11h 13m

$273

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Thu 10/2

8:00 am-11:34 pm

2 stops18h 34m

San Diego

Thu 10/9

7:47 pm-11:28 pm

2 stops24h 41m

$286

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Fri 8/29

12:06 pm-7:21 am

2 stops22h 15m

San Diego

Sat 9/6

7:47 pm-12:33 pm

2 stops13h 46m

$290

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Sat 9/6

6:00 am-9:27 am

1 stop6h 27m

San Diego

Fri 9/12

10:30 pm-10:55 am

1 stop9h 25m

$297

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Sun 9/14

5:00 am-9:27 am

1 stop7h 27m

San Diego

Sun 9/21

9:19 pm-9:37 am

1 stop9h 18m

$297

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Mon 2/2

5:24 pm-9:59 pm

1 stop7h 35m

San Diego

Fri 2/6

2:25 pm-11:25 pm

1 stop6h 00m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 17 results
1
2

Best time to book a flight from Wilmington to San Diego

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

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

Use this chart to determine the optimal time to book a round-trip flight from Wilmington to San Diego. Price data was last updated on August 8, 2025.

Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Wilmington to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

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

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 August 16, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Wilmington to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good
8.0
Very good

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Wilmington 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 are the cheapest airlines flying from Wilmington to San Diego round-trip?

    According to our current data, American Airlines ($265), and Delta ($296) offers the cheapest pricing from Wilmington to San Diego. American Airlines is currently priced 37% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Wilmington to San Diego?

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

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

    Yes. Cheapflights offers flight deals from Wilmington 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 Wilmington to San Diego?

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

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

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Alternative routes for Wilmington to San Diego

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

Top 2 airlines flying from Wilmington to San Diego

Discover the top 2 airlines that operate flights from Wilmington 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 August 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$265Average$402FlexibilityNo cancel feeOn-time71%
DeltaCheapest$296Average$473FlexibilityNo cancel feeOn-timeN/A

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