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$103+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SAN
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
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Find cheap flights from Wilmington to San Diego with Cheapflights

1. Tell us where you want to go

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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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$252
(American Airlines)

One-way from

$103
(Mytrip)

Popular in

December

Cheapest in

August

Average price

$393
Provider with most accurate pricing for Wilmington New Hanover County-San Diego flight deals.
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Provider most trusted by Cheapflights users for Wilmington New Hanover County-San Diego flights.
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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. 16% potential increase in price ($80 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 11, 2025.

This American Airlines deal was found by Cheapflights users on 4/11. 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.
Sun 5/255:10 amILM - SAN
1 stop6h 58mAmerican Airlines
Tue 6/31:48 pmSAN - ILM
1 stop7h 10mAmerican Airlines
Deal found 4/11$252
This JetBlue deal was found by Cheapflights users on 4/11. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/912:35 pmILM - SAN
1 stop9h 40mJetBlue
Mon 5/128:25 pmSAN - ILM
1 stop12h 25mJetBlue
Deal found 4/11$273
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Fri 6/65:25 pmILM - SAN
3 stops29h 28mMultiple Airlines
Wed 6/255:50 pmSAN - ILM
2 stops15h 45mMultiple Airlines
Deal found 4/10$303
This United deal was found by Cheapflights users on 4/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/14:59 pmILM - SAN
1 stop8h 45mUnited Airlines
Sat 8/910:15 pmSAN - ILM
2 stops12h 53mUnited Airlines
Deal found 4/10$439
This Delta deal was found by Cheapflights users on 4/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/172:30 pmILM - SAN
1 stop9h 14mDelta
Sun 1/49:50 pmSAN - ILM
1 stop9h 35mDelta
Deal found 4/10$469
This Alaska Airlines deal was found by Cheapflights users on 4/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/44:26 pmILM - SAN
2 stops19h 26mAlaska Airlines
Thu 10/96:15 amSAN - ILM
2 stops24h 42mAlaska Airlines
Deal found 4/11$718

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 April 11, 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

Sun 5/25

5:10 am-9:08 am

1 stop6h 58m

San Diego

Tue 6/3

1:48 pm-11:58 pm

1 stop7h 10m

$252

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Fri 5/9

12:35 pm-7:15 pm

1 stop9h 40m

San Diego

Mon 5/12

8:25 pm-11:50 am

1 stop12h 25m

$273

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Fri 6/6

5:25 pm-7:53 pm

3 stops29h 28m

San Diego

Wed 6/25

5:50 pm-12:35 pm

2 stops15h 45m

$303

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Fri 8/1

4:59 pm-10:44 pm

1 stop8h 45m

San Diego

Sat 8/9

10:15 pm-2:08 pm

2 stops12h 53m

$439

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Tue 6/24

2:26 pm-8:00 pm

1 stop8h 34m

San Diego

Fri 6/27

10:30 pm-9:39 am

1 stop8h 09m

$489

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Sat 10/4

4:26 pm-8:52 am

2 stops19h 26m

San Diego

Thu 10/9

6:15 am-9:57 am

2 stops24h 42m

$718

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Mon 5/19

5:28 pm-7:53 pm

3 stops29h 25m

$103

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Sun 5/25

5:10 am-9:08 am

1 stop6h 58m

$125

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Sat 5/24

4:30 pm-11:42 pm

1 stop10h 12m

$149

WilmingtonSan Diego

ILM - SAN

ILMSAN

Wilmington New Hanover County

Sat 5/24

4:45 pm-11:41 pm

2 stops9h 56m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Compare providers for flights from Wilmington 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 Wilmington to San Diego in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 Wilmington-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Wilmington-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Wilmington-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Wilmington-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub 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 Wilmington-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 April 4, 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 April 11, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines 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.
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,851 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,912 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,644 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
JetBlue
7.3
Good
2,925 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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 ($252), JetBlue ($305), and United Airlines ($439) offers the cheapest pricing from Wilmington to San Diego. American Airlines is currently priced 39% 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 American Airlines, which is currently one of the cheapest options available, starting at $125. Delta flights start at $149 while deals on United Airlines start at $180 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
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado
Borrego Springs

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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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$395FlexibilityNo cancel feeOn-time71%
DeltaCheapest$296Average$483FlexibilityNo cancel feeOn-timeN/A

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