$292+ 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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SAN
jul. 8 — jul. 151
Round-trip
1 adult, Economy
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Cheapest flights from Wilmington to San DiegoExplore 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 junio 8, 2026.
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 junio 8, 2026.
This American Airlines deal was found by Cheapflights users on 6/5. 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.
mié. 7/155:06 am
ILM
- SAN
1 stop6h 54m
American Airlines
sáb. 7/259:25 pm
SAN
- ILM
1 stop8h 04m
American Airlines
Deal found 6/5![American Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 6/3. 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.
mié. 7/14:35 pm
ILM
- SAN
1 stop9h 04m
American Airlines
sáb. 7/410:28 pm
SAN
- ILM
1 stop7h 01m
American Airlines
Deal found 6/3![American Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 6/7. 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.
mié. 10/285:24 am
ILM
- SAN
1 stop6h 43m
American Airlines
lun. 11/26:15 am
SAN
- ILM
1 stop7h 27m
American Airlines
Deal found 6/7![American Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 6/7. 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.
sáb. 8/15:06 am
ILM
- SAN
1 stop6h 54m
American Airlines
sáb. 8/86:45 am
SAN
- ILM
1 stop8h 52m
American Airlines
Deal found 6/7![American Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 6/5. 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.
mié. 9/162:21 pm
ILM
- SAN
1 stop9h 49m
Delta
lun. 9/216:15 am
SAN
- ILM
1 stop7h 40m
Delta
Deal found 6/5![Delta logo]()
$386
This United Airlines deal was found by Cheapflights users on 6/3. 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.
jue. 9/104:44 pm
ILM
- SAN
1 stop8h 26m
United Airlines
lun. 9/147:41 pm
SAN
- ILM
2 stops13h 22m
United Airlines
Deal found 6/3![United Airlines logo]()
$400
This Delta deal was found by Cheapflights users on 6/8. 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.
sáb. 10/105:45 pm
ILM
- SAN
1 stop8h 18m
Delta
sáb. 10/176:20 am
SAN
- ILM
1 stop7h 30m
Delta
Deal found 6/8![Delta logo]()
$405
This American Airlines deal was found by Cheapflights users on 6/7. 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.
sáb. 7/254:35 pm
ILM
- SAN
1 stop9h 02m
American Airlines
mar. 8/49:25 pm
SAN
- ILM
1 stop9h 15m
American Airlines
Deal found 6/7![American Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 6/4. 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.
mar. 7/76:48 pm
ILM
- SAN
1 stop7h 09m
Delta
mar. 7/1410:30 pm
SAN
- ILM
1 stop8h 10m
Delta
Deal found 6/4![Delta logo]()
$415
This American Airlines deal was found by Cheapflights users on 6/5. 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.
jue. 7/305:06 am
ILM
- SAN
1 stop6h 54m
American Airlines
lun. 8/39:25 pm
SAN
- ILM
1 stop7h 54m
American Airlines
Deal found 6/5![American Airlines logo]()
$421
This United Airlines deal was found by Cheapflights users on 6/4. 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.
vie. 8/144:44 pm
ILM
- SAN
1 stop8h 26m
United Airlines
mar. 8/189:45 pm
SAN
- ILM
2 stops11h 18m
United Airlines
Deal found 6/4![United Airlines logo]()
$425
This American Airlines deal was found by Cheapflights users on 6/4. 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.
mar. 7/75:06 am
ILM
- SAN
1 stop6h 54m
American Airlines
lun. 7/131:19 pm
SAN
- ILM
1 stop7h 14m
American Airlines
Deal found 6/4![American Airlines logo]()
$426
Best flights from Wilmington to San DiegoDiscover carefully curated flight deals from Wilmington to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated junio 8, 2026.
Discover carefully curated flight deals from Wilmington to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated junio 8, 2026.
This Delta deal was found by Cheapflights users on 6/7. 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.
mié. 9/162:21 pm
ILM
- SAN
1 stop9h 49m
Delta
lun. 9/2110:30 pm
SAN
- ILM
1 stop8h 09m
Delta
Deal found 6/7![Delta logo]()
$376
This United Airlines deal was found by Cheapflights users on 6/4. 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.
vie. 8/144:44 pm
ILM
- SAN
1 stop8h 26m
United Airlines
mar. 8/189:45 pm
SAN
- ILM
2 stops11h 18m
United Airlines
Deal found 6/4![United Airlines logo]()
$425
This United Airlines deal was found by Cheapflights users on 6/6. 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.
sáb. 11/146:00 am
ILM
- SAN
1 stop9h 53m
United Airlines
sáb. 11/219:55 pm
SAN
- ILM
2 stops14h 33m
United Airlines
Deal found 6/6![United Airlines logo]()
$455
This United Airlines deal was found by Cheapflights users on 6/5. 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.
mié. 7/83:41 pm
ILM
- SAN
1 stop9h 53m
United Airlines
lun. 7/1310:25 pm
SAN
- ILM
2 stops10h 47m
United Airlines
Deal found 6/5![United Airlines logo]()
$535
This United Airlines deal was found by Cheapflights users on 6/7. 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.
mié. 10/286:00 am
ILM
- SAN
2 stops14h 29m
United Airlines
lun. 11/27:41 pm
SAN
- ILM
3 stops16h 47m
United Airlines
Deal found 6/7![United Airlines logo]()
$546
This United Airlines deal was found by Cheapflights users on 6/7. 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.
mar. 7/73:41 pm
ILM
- SAN
2 stops11h 13m
United Airlines
mar. 7/149:45 pm
SAN
- ILM
2 stops11h 27m
United Airlines
Deal found 6/7![United Airlines logo]()
$600
This United Airlines deal was found by Cheapflights users on 6/3. 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.
mié. 7/83:41 pm
ILM
- SAN
2 stops11h 50m
United Airlines
mar. 7/146:15 am
SAN
- ILM
2 stops14h 29m
United Airlines
Deal found 6/3![United Airlines logo]()
$624
This United Airlines deal was found by Cheapflights users on 6/6. 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.
vie. 11/136:00 am
ILM
- SAN
2 stops15h 37m
United Airlines
sáb. 11/219:55 pm
SAN
- ILM
2 stops14h 33m
United Airlines
Deal found 6/6![United Airlines logo]()
$629
Last-minute flights from Wilmington to San DiegoDiscover last-minute flight deals from Wilmington to San Diego. Data last updated junio 8, 2026 and is based on user searches.
Discover last-minute flight deals from Wilmington to San Diego. Data last updated junio 8, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/3. 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.
mié. 7/14:35 pm
ILM
- SAN
1 stop9h 04m
American Airlines
sáb. 7/410:28 pm
SAN
- ILM
1 stop7h 01m
American Airlines
Deal found 6/3![American Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 6/6. 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.
mié. 7/15:09 am
ILM
- SAN
1 stop6h 55m
American Airlines
lun. 7/610:28 pm
SAN
- ILM
1 stop6h 51m
American Airlines
Deal found 6/6![American Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/212:36 pm
ILM
- SAN
1 stop24h 24m
Multiple Airlines
mié. 7/83:03 pm
SAN
- ILM
2 stops47h 21m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$466
This American Airlines deal was found by Cheapflights users on 6/7. 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.
mar. 7/75:06 am
ILM
- SAN
1 stop6h 54m
American Airlines
mar. 7/1411:07 am
SAN
- ILM
1 stop9h 50m
American Airlines
Deal found 6/7![American Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 6/4. 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.
mar. 7/76:48 pm
ILM
- SAN
1 stop7h 09m
Delta
mar. 7/1410:30 pm
SAN
- ILM
1 stop8h 10m
Delta
Deal found 6/4![Delta logo]()
$415
This American Airlines deal was found by Cheapflights users on 6/4. 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.
mar. 7/75:06 am
ILM
- SAN
1 stop6h 54m
American Airlines
lun. 7/131:19 pm
SAN
- ILM
1 stop7h 14m
American Airlines
Deal found 6/4![American Airlines logo]()
$426
This Delta deal was found by Cheapflights users on 6/4. 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.
mié. 7/82:28 pm
ILM
- SAN
1 stop8h 07m
Delta
lun. 7/1310:30 pm
SAN
- ILM
1 stop8h 10m
Delta
Deal found 6/4![Delta logo]()
$460
This American Airlines deal was found by Cheapflights users on 6/5. 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.
mié. 7/155:06 am
ILM
- SAN
1 stop6h 54m
American Airlines
sáb. 7/259:25 pm
SAN
- ILM
1 stop8h 04m
American Airlines
Deal found 6/5![American Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 6/7. 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.
sáb. 7/254:35 pm
ILM
- SAN
1 stop9h 02m
American Airlines
mar. 8/49:25 pm
SAN
- ILM
1 stop9h 15m
American Airlines
Deal found 6/7![American Airlines logo]()
$406
This American Airlines deal was found by Cheapflights users on 6/5. 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.
jue. 7/305:06 am
ILM
- SAN
1 stop6h 54m
American Airlines
lun. 8/39:25 pm
SAN
- ILM
1 stop7h 54m
American Airlines
Deal found 6/5![American Airlines logo]()
$421
One-way flights from Wilmington to San DiegoSearch for one-way flight options from Wilmington to San Diego. Find affordable one-way fares based on user searches. Data last updated junio 8, 2026.
Search for one-way flight options from Wilmington to San Diego. Find affordable one-way fares based on user searches. Data last updated junio 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/179:53 pm
ILM
- SAN
2 stops16h 51m
Breeze Airways
Deal found 6/7![Breeze Airways logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 6/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/18:01 pm
ILM
- SAN
2 stops18h 59m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/176:04 pm
ILM
- SAN
3 stops24h 23m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$321
This American Airlines deal was found by Cheapflights users on 6/4. 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.
vie. 6/193:32 pm
ILM
- SAN
1 stop11h 16m
American Airlines
Deal found 6/4![American Airlines logo]()
$372
This United Airlines deal was found by Cheapflights users on 6/3. 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.
jue. 10/16:00 am
ILM
- SAN
1 stop9h 22m
United Airlines
Deal found 6/3![United Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 6/7. 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.
vie. 7/173:41 pm
ILM
- SAN
1 stop9h 53m
United Airlines
Deal found 6/7![United Airlines logo]()
$415
This United Airlines deal was found by Cheapflights users on 6/4. 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.
jue. 7/163:42 pm
ILM
- SAN
1 stop9h 52m
United Airlines
Deal found 6/4![United Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 6/3. 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.
vie. 6/1910:30 am
ILM
- SAN
1 stop9h 26m
Delta
Deal found 6/3![Delta logo]()
$488
Find 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 junio 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $331 (American Airlines) |
One-way from | $292 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $528 |
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 junio 8, 2026.
Use the filters below to find and compare flights from Wilmington to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
WilmingtonSan Diego
ILM - SAN
ILMSAN
Wilmington New Hanover County
mié. 9/16
2:21 pm-9:10 pm
1 stop9h 49m
San Diego
lun. 9/21
10:30 pm-9:39 am
1 stop8h 09m
$376
WilmingtonSan Diego
ILM - SAN
ILMSAN
Wilmington New Hanover County
vie. 8/14
4:44 pm-10:10 pm
1 stop8h 26m
San Diego
mar. 8/18
9:45 pm-12:03 pm
2 stops11h 18m
$425
WilmingtonSan Diego
ILM - SAN
ILMSAN
Wilmington New Hanover County
sáb. 11/14
6:00 am-12:53 pm
1 stop9h 53m
San Diego
sáb. 11/21
9:55 pm-3:28 pm
2 stops14h 33m
$455
WilmingtonSan Diego
ILM - SAN
ILMSAN
Wilmington New Hanover County
mié. 7/8
3:41 pm-10:34 pm
1 stop9h 53m
San Diego
lun. 7/13
10:25 pm-12:12 pm
2 stops10h 47m
$535
WilmingtonSan Diego
ILM - SAN
ILMSAN
Wilmington New Hanover County
mié. 10/28
6:00 am-5:29 pm
2 stops14h 29m
San Diego
lun. 11/2
7:41 pm-3:28 pm
3 stops16h 47m
$546
WilmingtonSan Diego
ILM - SAN
ILMSAN
Wilmington New Hanover County
mar. 7/7
3:41 pm-11:54 pm
2 stops11h 13m
San Diego
mar. 7/14
9:45 pm-12:12 pm
2 stops11h 27m
$600
WilmingtonSan Diego
ILM - SAN
ILMSAN
Wilmington New Hanover County
mié. 7/8
3:41 pm-12:31 am
2 stops11h 50m
San Diego
mar. 7/14
6:15 am-11:44 pm
2 stops14h 29m
$624
WilmingtonSan Diego
ILM - SAN
ILMSAN
Wilmington New Hanover County
vie. 11/13
6:00 am-6:37 pm
2 stops15h 37m
San Diego
sáb. 11/21
9:55 pm-3:28 pm
2 stops14h 33m
$629
Cheapest one-way
WilmingtonSan Diego
ILM - SAN
ILMSAN
Wilmington New Hanover County
vie. 6/19
3:32 pm-11:48 pm
1 stop11h 16m
$372
Quickest one-way
WilmingtonSan Diego
ILM - SAN
ILMSAN
Wilmington New Hanover County
jue. 10/1
6:00 am-12:22 pm
1 stop9h 22m
$405
Showing 1-10 of 14 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
ILM-SAN
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?
Booking 9 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, September is the cheapest month in which you can book a flight from Wilmington to San Diego (average of $296). Flying from Wilmington to San Diego in March is currently the most expensive (average of $535). 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.
How much does it cost to fly round-trip from Wilmington to San Diego?
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 junio 8, 2026.
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.
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.2
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
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.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
Chula Vista
National City
Poway
Coronado
La Mesa
Santee
Julian
Lemon Grove
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Wilmington and San Diego flights
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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 junio 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$250 | Average$426 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$296 | Average$388 | FlexibilityNo cancel fee | On-timeN/A |