$529 Cheap Flights from Wilmington (ILG) to San Jose (SJC)

View $529 flight on Tue, Nov 4, 2025Opens in a new window

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

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

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

Prices were available within the past 7 days and start at $529 for one-way flights and $351 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Nov 19 - Sat, Dec 6
ILG
Wilmington
SJC
San Jose
$351 Roundtrip, found 4 days ago
$351
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Nov 19 from Wilmington to San Jose, returning Sat, Dec 6, priced at $351 found 4 days ago
American Airlines
Wed, Nov 19 - Tue, Dec 2
ILG
Wilmington
SJC
San Jose
$364 Roundtrip, found 4 days ago
$364
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Nov 19 from Wilmington to San Jose, returning Tue, Dec 2, priced at $364 found 4 days ago
American Airlines
Thu, Nov 20 - Sat, Dec 6
ILG
Wilmington
SJC
San Jose
$374 Roundtrip, found 4 days ago
$374
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Nov 20 from Wilmington to San Jose, returning Sat, Dec 6, priced at $374 found 4 days ago
American Airlines
Thu, Nov 20 - Tue, Dec 2
ILG
Wilmington
SJC
San Jose
$387 Roundtrip, found 4 days ago
$387
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Nov 20 from Wilmington to San Jose, returning Tue, Dec 2, priced at $387 found 4 days ago
American Airlines
Wed, Nov 26 - Tue, Dec 9
ILG
Wilmington
SJC
San Jose
$395 Roundtrip, found 4 days ago
$395
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Nov 26 from Wilmington to San Jose, returning Tue, Dec 9, priced at $395 found 4 days ago
American Airlines
Thu, Dec 4 - Sun, Dec 14
ILG
Wilmington
SJC
San Jose
$408 Roundtrip, found 4 days ago
$408
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Dec 4 from Wilmington to San Jose, returning Sun, Dec 14, priced at $408 found 4 days ago
American Airlines
Wed, Nov 19 - Wed, Dec 3
ILG
Wilmington
SJC
San Jose
$411 Roundtrip, found 4 days ago
$411
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Nov 19 from Wilmington to San Jose, returning Wed, Dec 3, priced at $411 found 4 days ago
American Airlines
Sun, Dec 7 - Fri, Dec 26
ILG
Wilmington
SJC
San Jose
$418 Roundtrip, found 4 days ago
$418
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Dec 7 from Wilmington to San Jose, returning Fri, Dec 26, priced at $418 found 4 days ago
American Airlines
Tue, Nov 18 - Sat, Dec 6
ILG
Wilmington
SJC
San Jose
$423 Roundtrip, found 4 days ago
$423
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Nov 18 from Wilmington to San Jose, returning Sat, Dec 6, priced at $423 found 4 days ago
American Airlines
Tue, Dec 9 - Fri, Dec 26
ILG
Wilmington
SJC
San Jose
$429 Roundtrip, found 4 days ago
$429
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Dec 9 from Wilmington to San Jose, returning Fri, Dec 26, priced at $429 found 4 days ago
American Airlines
Thu, Nov 20 - Wed, Dec 3
ILG
Wilmington
SJC
San Jose
$434 Roundtrip, found 4 days ago
$434
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Nov 20 from Wilmington to San Jose, returning Wed, Dec 3, priced at $434 found 4 days ago
American Airlines
Tue, Nov 18 - Tue, Dec 2
ILG
Wilmington
SJC
San Jose
$436 Roundtrip, found 4 days ago
$436
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Nov 18 from Wilmington to San Jose, returning Tue, Dec 2, priced at $436 found 4 days ago
American Airlines
Mon, Nov 24 - Tue, Dec 9
ILG
Wilmington
SJC
San Jose
$445 Roundtrip, found 4 days ago
$445
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Nov 24 from Wilmington to San Jose, returning Tue, Dec 9, priced at $445 found 4 days ago
American Airlines
Wed, Nov 26 - Wed, Dec 10
ILG
Wilmington
SJC
San Jose
$455 Roundtrip, found 4 days ago
$455
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Nov 26 from Wilmington to San Jose, returning Wed, Dec 10, priced at $455 found 4 days ago
American Airlines
Mon, Nov 24 - Thu, Dec 11
ILG
Wilmington
SJC
San Jose
$458 Roundtrip, found 4 days ago
$458
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Nov 24 from Wilmington to San Jose, returning Thu, Dec 11, priced at $458 found 4 days ago
American Airlines
Mon, Nov 24 - Sun, Dec 7
ILG
Wilmington
SJC
San Jose
$468 Roundtrip, found 4 days ago
$468
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Nov 24 from Wilmington to San Jose, returning Sun, Dec 7, priced at $468 found 4 days ago
American Airlines
Wed, Dec 17 - Wed, Dec 31
ILG
Wilmington
SJC
San Jose
$471 Roundtrip, found 4 days ago
$471
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Dec 17 from Wilmington to San Jose, returning Wed, Dec 31, priced at $471 found 4 days ago
American Airlines
Sun, Dec 14 - Wed, Dec 31
ILG
Wilmington
SJC
San Jose
$483 Roundtrip, found 4 days ago
$483
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Dec 14 from Wilmington to San Jose, returning Wed, Dec 31, priced at $483 found 4 days ago
American Airlines
Sun, Nov 23 - Tue, Dec 9
ILG
Wilmington
SJC
San Jose
$485 Roundtrip, found 4 days ago
$485
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sun, Nov 23 from Wilmington to San Jose, returning Tue, Dec 9, priced at $485 found 4 days ago

Alternative airports near San Jose

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

Select flight to San Francisco Intl. SFO. Cheapest option available. Average driving time to city center is 40 minutes. Flights from $403
SFO
San Francisco Intl.
Cheapest
Average driving time to city center40 min
Flights from $403

Frequently asked questions

How much does a flight from Wilmington, DE (ILG-New Castle) to Norman Y. Mineta San Jose Intl. Airport (SJC) cost?
Get a cheap one-way flight from $529 or cheap return flight from $351 from Wilmington, DE (ILG-New Castle) to Norman Y. Mineta San Jose Intl. Airport (SJC) 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 Wilmington, DE (ILG-New Castle) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
The cheapest month to fly from ILG to SJC is November, when demand is low. Off-peak months are often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Wilmington, DE (ILG-New Castle) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest ILG to SJC flight.
How many flights per day from Wilmington, DE (ILG-New Castle) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Nonstop flights from Wilmington, DE (ILG-New Castle) to Norman Y. Mineta San Jose Intl. Airport (SJC) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ILG to SJC?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Wilmington, DE (ILG-New Castle) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
To avoid possible delays on the Wilmington, DE (ILG-New Castle) to Norman Y. Mineta San Jose Intl. Airport (SJC) route, travel before 3 PM. Later flights have a 22% higher chance of cancellation.**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 Wilmington, DE (ILG-New Castle) to Norman Y. Mineta San Jose Intl. Airport (SJC) last-minute?
Booking your flight from ILG to SJC shortly before your getaway is usually more expensive. However, if there's some wiggle room with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book an ILG to SJC flight and hotel package?
You'll generally save money by booking an ILG to SJC flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After selecting your preferred accommodations and flights, you can add extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Wilmington, DE (ILG-New Castle) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
If you reserved your ILG to SJC 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 ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
New Castle
Destination airport
Norman Y. Mineta San Jose Intl.
Airlines serving
American Airlines
Roundtrip price
$350
Distance
2481 mi

Book with confidence

Wilmington to San Jose Flights

The cheapest times to fly from Wilmington to San Jose

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 Wilmington to San Jose are during the month of November. You can find some of the cheapest flights from Wilmington to San Jose with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Wilmington to San Jose: 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 Wilmington to San Jose

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 Wilmington to San Jose in 2025. You can also book with separate airlines for your outbound and return journeys, from $529 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 Wilmington to San Jose 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 Wilmington to San Jose 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.

 

Wilmington to San Jose Flights

Explore a world of travel with Expedia

*Available to One Key members.