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$147+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SAN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 62 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 June 12, 2025.

Round-trip from

$251
(American Airlines)

One-way from

$147
(JetBlue)

Popular in

December

Cheapest in

August

Average price

$459
From Wilmington New Hanover County to San Diego
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One-way flight from Wilmington New Hanover County to San Diego
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Highest demand for flights based on searches. 12% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This JetBlue deal was found by Cheapflights users on 6/10. 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.
Mon 9/811:30 amILM - SAN
1 stop10h 27mJetBlue
Mon 9/158:15 pmSAN - ILM
1 stop11h 30mJetBlue
Deal found 6/10$273
This American Airlines deal was found by Cheapflights users on 6/11. 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 7/12:49 pmILM - SAN
1 stop8h 26mAmerican Airlines
Sat 7/129:10 pmSAN - ILM
1 stop8h 11mAmerican Airlines
Deal found 6/11$279
This Delta deal was found by Cheapflights users on 6/11. 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 8/55:51 pmILM - SAN
1 stop6h 44mDelta
Wed 8/1310:30 pmSAN - ILM
1 stop8h 17mDelta
Deal found 6/11$297
This Mytrip deal was found by Cheapflights users on 6/10. 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 6/2612:24 pmILM - SAN
3 stops21h 49mMultiple Airlines
Wed 7/26:15 amSAN - ILM
2 stops26h 09mMultiple Airlines
Deal found 6/10$443
This Alaska Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 10/41:25 pmILM - SAN
2 stops24h 27mAlaska Airlines
Thu 10/911:49 amSAN - ILM
2 stops19h 08mAlaska Airlines
Deal found 6/12$444
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/14:59 pmILM - SAN
1 stop8h 45mUnited Airlines
Sun 7/69:50 pmSAN - ILM
2 stops12h 58mUnited Airlines
Deal found 6/10$453

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 June 12, 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

Mon 9/8

11:30 am-6:57 pm

1 stop10h 27m

San Diego

Mon 9/15

8:15 pm-10:45 am

1 stop11h 30m

$273

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Tue 7/1

2:49 pm-8:15 pm

1 stop8h 26m

San Diego

Sat 7/12

9:10 pm-8:21 am

1 stop8h 11m

$279

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Tue 8/5

5:51 pm-9:35 pm

1 stop6h 44m

San Diego

Wed 8/13

10:30 pm-9:47 am

1 stop8h 17m

$297

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Thu 6/26

12:24 pm-7:13 am

3 stops21h 49m

San Diego

Wed 7/2

6:15 am-11:24 am

2 stops26h 09m

$443

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Sat 10/4

1:25 pm-10:52 am

2 stops24h 27m

San Diego

Thu 10/9

4:55 pm-9:57 am

2 stops14h 02m

$444

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Tue 7/1

4:59 pm-10:44 pm

1 stop8h 45m

San Diego

Sun 7/6

9:50 pm-1:48 pm

2 stops12h 58m

$453

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Fri 10/10

9:15 pm-12:27 pm

2 stops18h 12m

San Diego

Tue 10/14

1:21 pm-8:40 am

2 stops40h 19m

$972

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Tue 7/15

10:48 am-7:49 pm

1 stop12h 01m

$147

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Sat 7/12

5:00 am-9:04 am

1 stop7h 04m

$279

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Mon 8/11

4:59 pm-11:44 pm

2 stops9h 45m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 12 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 June 9, 2025.

Booking 62 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.

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 June 12, 2025.
Get a feel of what it's like to fly with Breeze Airways, Alaska Airlines and Delta from Wilmington to San Diego by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Entertainment

6.6

Overall

8.1

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
178 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Entertainment

6.6

Overall

8.1

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Alaska Airlines
8.0
Very good
10,000 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Entertainment

6.6

Overall

8.1

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,950 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Entertainment

6.6

Overall

8.1

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,790 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Entertainment

6.6

Overall

8.1

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
JetBlue
7.3
Good
2,925 reviews
Breeze Airways
8.1
Very good
178 reviews

Food

6.7

Boarding

8.3

Entertainment

6.6

Overall

8.1

Comfort

8.2

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

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 ($251), JetBlue ($273), and Delta ($297) offers the cheapest pricing from Wilmington to San Diego. American Airlines is currently priced 42% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Wilmington to San Diego one-way?

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $147. American Airlines flights start at $279 while deals on United Airlines start at $334 one-way.

  • 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 Wilmington?

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

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$407FlexibilityNo cancel feeOn-time71%
DeltaCheapest$296Average$475FlexibilityNo cancel feeOn-timeN/A

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