$220 Cheap Flights from San Jose (SJC) to Wilmington (ILG)

View $220 flight on Sun, Sep 28, 2025Opens in a new window

Popular airlines from Norman Y. Mineta San Jose Intl. Airport (SJC) to Wilmington, DE (ILG-New Castle)

Cheap Flights from San Jose to Wilmington (SJC-ILG)

Prices were available within the past 7 days and start at $220 for one-way flights and $569 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Aug 19 - Sat, Aug 23
SJC
San Jose
ILG
Wilmington
$569 Roundtrip, found 4 days ago
$569
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Aug 19 from San Jose to Wilmington, returning Sat, Aug 23, priced at $569 found 4 days ago
American Airlines
Tue, Aug 19 - Wed, Aug 20
SJC
San Jose
ILG
Wilmington
$639 Roundtrip, found 4 days ago
$639
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Aug 19 from San Jose to Wilmington, returning Wed, Aug 20, priced at $639 found 4 days ago
American Airlines
Sat, Aug 16 - Sat, Aug 23
SJC
San Jose
ILG
Wilmington
$677 Roundtrip, found 4 days ago
$677
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 16 from San Jose to Wilmington, returning Sat, Aug 23, priced at $677 found 4 days ago
American Airlines
Tue, Aug 19 - Fri, Aug 22
SJC
San Jose
ILG
Wilmington
$747 Roundtrip, found 4 days ago
$747
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Aug 19 from San Jose to Wilmington, returning Fri, Aug 22, priced at $747 found 4 days ago
American Airlines
Tue, Aug 19 - Fri, Aug 22
SJC
San Jose
ILG
Wilmington
$827 Roundtrip, found 4 days ago
$827
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Aug 19 from San Jose to Wilmington, returning Fri, Aug 22, priced at $827 found 4 days ago
American Airlines
Tue, Aug 19 - Fri, Aug 22
SJC
San Jose
ILG
Wilmington
$847 Roundtrip, found 4 days ago
$847
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Aug 19 from San Jose to Wilmington, returning Fri, Aug 22, priced at $847 found 4 days ago
American Airlines
Tue, Aug 19 - Fri, Aug 22
SJC
San Jose
ILG
Wilmington
$915 Roundtrip, found 4 days ago
$915
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Aug 19 from San Jose to Wilmington, returning Fri, Aug 22, priced at $915 found 4 days ago
American Airlines
Tue, Aug 19 - Fri, Aug 22
SJC
San Jose
ILG
Wilmington
$919 Roundtrip, found 4 days ago
$919
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Aug 19 from San Jose to Wilmington, returning Fri, Aug 22, priced at $919 found 4 days ago
American Airlines
Tue, Aug 19 - Fri, Aug 22
SJC
San Jose
ILG
Wilmington
$927 Roundtrip, found 4 days ago
$927
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Aug 19 from San Jose to Wilmington, returning Fri, Aug 22, priced at $927 found 4 days ago
American Airlines
Tue, Aug 19 - Fri, Aug 22
SJC
San Jose
ILG
Wilmington
$995 Roundtrip, found 4 days ago
$995
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Aug 19 from San Jose to Wilmington, returning Fri, Aug 22, priced at $995 found 4 days ago

Alternative airports near Wilmington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Philadelphia Intl. PHL. Cheapest option available. Average driving time to city center is 28 minutes. Flights from $239
PHL
Philadelphia Intl.
Cheapest
Average driving time to city center28 min
Flights from $239
Flights from San Jose (SJC) to Wilmington (ILG)
Origin airport
Norman Y. Mineta San Jose Intl.
Destination airport
New Castle
Roundtrip price
$568
Distance
2481 mi

San Jose to Wilmington Flights

The cheapest times to fly from San Jose to Wilmington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Jose to Wilmington are during the month of August. You can find some of the cheapest flights from San Jose to Wilmington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Jose to Wilmington

Sunday is one of the best days to book for cheap flights from San Jose to Wilmington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Jose to Wilmington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Jose to Wilmington in 2025. You can also book with separate airlines for your outbound and return journeys, from $220 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Jose to Wilmington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Jose to Wilmington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to Wilmington, DE (ILG-New Castle) cost?
Lock in a cheap one-way flight from $220 or cheap return flight from $569 from Norman Y. Mineta San Jose Intl. Airport (SJC) to Wilmington, DE (ILG-New Castle) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Norman Y. Mineta San Jose Intl. Airport (SJC) to Wilmington, DE (ILG-New Castle)?
The cheapest month to fly from SJC to ILG is August, when there's less demand. Off-peak season is typically when better flight deals are available between these airports.
What is the cheapest airline that flies from Norman Y. Mineta San Jose Intl. Airport (SJC) to Wilmington, DE (ILG-New Castle)?
To find the cheapest airline flying from SJC to ILG, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Norman Y. Mineta San Jose Intl. Airport (SJC) to Wilmington, DE (ILG-New Castle)?
There aren't any daily direct flights from Norman Y. Mineta San Jose Intl. Airport (SJC) to Wilmington, DE (ILG-New Castle). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from SJC to ILG?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Norman Y. Mineta San Jose Intl. Airport (SJC) to Wilmington, DE (ILG-New Castle)?
Choose a flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to Wilmington, DE (ILG-New Castle) that leaves before 3 PM to reduce the likelihood of delays. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Norman Y. Mineta San Jose Intl. Airport (SJC) to Wilmington, DE (ILG-New Castle) last-minute?
Booking your plane ticket from SJC to ILG shortly before your getaway is usually more expensive. But if there's some wiggle room with your travel dates and times, you could land a cheap last-minute fare.
Can I cancel or change the date of my flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to Wilmington, DE (ILG-New Castle)?
If you reserved your SJC to ILG flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

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*Available to One Key members.