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Delaware

$126+ Cheap flights from San Jose, CA (SJC) to Delaware

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — ILG
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from San Jose to Delaware

Cheapest flights from San Jose to Delaware
Explore the most affordable flight options available from San Jose to Delaware. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 2/257:15 pm
SJC
-
PHL
1 stop8h 24m
American Airlines
Sat 2/282:57 pm
PHL
-
SJC
1 stop9h 33m
American Airlines
Deal found 1/27$251
This American Airlines deal was found by Cheapflights users on 1/26. 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 3/312:52 pm
SJC
-
PHL
1 stop8h 02m
American Airlines
Sat 3/72:57 pm
PHL
-
SJC
1 stop9h 33m
American Airlines
Deal found 1/26$254
This Southwest deal was found by Cheapflights users on 1/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:25 am
SJC
-
PHL
2 stops8h 55m
Southwest
Wed 3/45:00 pm
PHL
-
SJC
1 stop8h 10m
Southwest
Deal found 1/29$256
This Delta deal was found by Cheapflights users on 1/27. 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.
Mon 2/2310:35 pm
SJC
-
PHL
1 stop9h 31m
Delta
Wed 2/257:00 am
PHL
-
SJC
1 stop8h 16m
Delta
Deal found 1/27$257
This Delta deal was found by Cheapflights users on 1/27. 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.
Mon 2/236:30 pm
SJC
-
PHL
2 stops12h 02m
Delta
Mon 3/26:50 pm
PHL
-
SJC
1 stop8h 09m
Delta
Deal found 1/27$262
This Delta deal was found by Cheapflights users on 1/29. 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 2/259:50 am
SJC
-
PHL
2 stops10h 54m
Delta
Wed 3/412:29 pm
PHL
-
SJC
2 stops12h 36m
Delta
Deal found 1/29$268
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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.
Tue 6/96:00 pm
SJC
-
PHL
1 stop8h 40m
Alaska Airlines
Fri 6/125:15 pm
PHL
-
SJC
1 stop8h 44m
Alaska Airlines
Deal found 1/28$277
This Delta deal was found by Cheapflights users on 1/27. 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.
Sat 2/281:57 pm
SJC
-
PHL
1 stop7h 27m
Delta
Mon 3/26:50 pm
PHL
-
SJC
1 stop8h 09m
Delta
Deal found 1/27$278
This Delta deal was found by Cheapflights users on 1/27. 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.
Sat 2/281:57 pm
SJC
-
PHL
1 stop7h 27m
Delta
Tue 3/312:16 pm
PHL
-
SJC
2 stops12h 49m
Delta
Deal found 1/27$283
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:00 am
SJC
-
PHL
1 stop29h 02m
Alaska Airlines
Sun 5/315:15 pm
PHL
-
SJC
1 stop8h 44m
Alaska Airlines
Deal found 1/27$287
This Delta deal was found by Cheapflights users on 1/27. 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.
Thu 4/168:05 pm
SJC
-
PHL
2 stops11h 21m
Delta
Mon 4/207:00 am
PHL
-
SJC
2 stops12h 59m
Delta
Deal found 1/27$289
This Southwest deal was found by Cheapflights users on 1/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:25 am
SJC
-
PHL
2 stops8h 55m
Southwest
Sat 2/285:30 am
PHL
-
SJC
1 stop8h 25m
Southwest
Deal found 1/27$290

Find flight deals from San Jose to Delaware

Keep the following information in mind while searching for San Jose to Delaware flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$251
(American Airlines)

One-way from

$126
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$446
Provider with most accurate pricing for San Jose-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Jose-Philadelphia flights.
Search Deals
From San Jose to Delaware
Search Deals
One-way flight from San Jose to Delaware
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to Delaware 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 January 29, 2026.
Use the filters below to find and compare flights from San Jose to Delaware that are best for you.

Fly from

San Jose

Fly to

Delaware

Route

Depart

Return

Price

San JosePhiladelphia

SJC - PHL

SJCPHL

San Jose

Thu 2/26

5:45 am-5:38 pm

1 stop8h 53m

Philadelphia

Tue 3/3

6:55 am-12:39 pm

1 stop8h 44m

$257

San JosePhiladelphia

SJC - PHL

SJCPHL

San Jose

Mon 2/23

10:35 pm-11:06 am

1 stop9h 31m

Philadelphia

Wed 2/25

7:00 am-12:16 pm

1 stop8h 16m

$257

San JosePhiladelphia

SJC - PHL

SJCPHL

San Jose

Tue 2/24

10:35 pm-11:06 am

1 stop9h 31m

Philadelphia

Fri 2/27

6:50 pm-11:59 pm

1 stop8h 09m

$257

San JosePhiladelphia

SJC - PHL

SJCPHL

San Jose

Wed 4/15

6:00 am-5:42 pm

1 stop8h 42m

Philadelphia

Tue 4/21

2:59 pm-8:37 pm

1 stop8h 38m

$257

San JosePhiladelphia

SJC - PHL

SJCPHL

San Jose

Fri 2/27

10:35 pm-11:09 am

1 stop9h 34m

Philadelphia

Fri 3/6

6:49 pm-11:59 pm

1 stop8h 10m

$257

San JosePhiladelphia

SJC - PHL

SJCPHL

San Jose

Fri 3/6

10:35 pm-11:09 am

1 stop9h 34m

Philadelphia

Mon 3/9

6:49 pm-11:58 pm

1 stop8h 09m

$257

San JosePhiladelphia

SJC - PHL

SJCPHL

San Jose

Wed 2/25

6:20 am-5:56 pm

1 stop8h 36m

Philadelphia

Fri 2/27

6:50 pm-11:59 pm

1 stop8h 09m

$257

San JosePhiladelphia

SJC - PHL

SJCPHL

San Jose

Mon 4/20

4:50 pm-5:35 am

1 stop9h 45m

Philadelphia

Thu 4/23

6:54 pm-11:41 pm

1 stop7h 47m

$257

San JosePhiladelphia

SJC - PHL

SJCPHL

San Jose

Thu 2/26

5:45 am-5:38 pm

1 stop8h 53m

Philadelphia

Mon 3/2

6:50 pm-11:59 pm

1 stop8h 09m

$257

San JosePhiladelphia

SJC - PHL

SJCPHL

San Jose

Sun 4/19

4:50 pm-5:35 am

1 stop9h 45m

Philadelphia

Thu 4/23

6:54 pm-11:41 pm

1 stop7h 47m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 22 results
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Best time to book a flight from San Jose to Delaware

Have a flexible travel schedule? Discover the best time to fly to Delaware from San Jose 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 San Jose to Delaware
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Delaware. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Jose to Delaware?

    Most people fly from San Jose (SJC) if they book a flight from San Jose to Delaware. San Jose is conveniently located just 2.9 mi from San Jose’s city center.

  • How long is the flight from San Jose, California to Delaware?

    Delta can get you from San Jose, California to Delaware in just under 8h 53m. Your travel time can differ by up to . The distance from San Jose, California to Delaware is about 2496 mi.

  • Can I find deals for flights from San Jose to Delaware that include hotel bookings?

    Yes. In addition to deals on San Jose to Delaware flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Jose to Delaware?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Delaware.

  • Can I find deals for business class flights from San Jose to Delaware?

    Yes. Cheapflights offers flight deals from San Jose to Delaware by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for San Jose to Delaware

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