Flights from New Castle to San Francisco

Cheapest flights from New Castle

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 14 - Sat, Oct 18

PHL

Philadelphia Intl.

SFO

San Francisco Intl.

$247 Roundtrip, found 4 days ago

$247

Roundtrip

found 4 days ago

Select JetBlue Airways flight, departing Tue, Oct 14 from Philadelphia Intl. to San Francisco Intl., returning Sat, Oct 18, priced at $247 found 4 days ago

Fri, Sep 5 - Sat, Sep 13

PHL

Philadelphia Intl.

SJC

Norman Y. Mineta San Jose Intl.

$264 Roundtrip, just found

$264

Roundtrip

just found

Select American Airlines flight, departing Fri, Sep 5 from Philadelphia Intl. to Norman Y. Mineta San Jose Intl., returning Sat, Sep 13, priced at $264 just found

Fri, Sep 5 - Sat, Sep 13

PHL

Philadelphia Intl.

SJC

Norman Y. Mineta San Jose Intl.

$264 Roundtrip, just found

$264

Roundtrip

just found

Select United flight, departing Fri, Sep 5 from Philadelphia Intl. to Norman Y. Mineta San Jose Intl., returning Sat, Sep 13, priced at $264 just found

Thu, Oct 16 - Sat, Oct 18

PHL

Philadelphia Intl.

SFO

San Francisco Intl.

$267 Roundtrip, found 4 days ago

$267

Roundtrip

found 4 days ago

Select JetBlue Airways flight, departing Thu, Oct 16 from Philadelphia Intl. to San Francisco Intl., returning Sat, Oct 18, priced at $267 found 4 days ago

Sat, Oct 11 - Wed, Oct 22

PHL

Philadelphia Intl.

SFO

San Francisco Intl.

$268 Roundtrip, found 4 days ago

$268

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, Oct 11 from Philadelphia Intl. to San Francisco Intl., returning Wed, Oct 22, priced at $268 found 4 days ago

Fri, Sep 5 - Sat, Sep 13

PHL

Philadelphia Intl.

SJC

Norman Y. Mineta San Jose Intl.

$269 Roundtrip, just found

$269

Roundtrip

just found

Select United flight, departing Fri, Sep 5 from Philadelphia Intl. to Norman Y. Mineta San Jose Intl., returning Sat, Sep 13, priced at $269 just found

Sat, Sep 6 - Tue, Sep 16

PHL

Philadelphia Intl.

SJC

Norman Y. Mineta San Jose Intl.

$277 Roundtrip, found 6 days ago

$277

Roundtrip

found 6 days ago

Select Delta flight, departing Sat, Sep 6 from Philadelphia Intl. to Norman Y. Mineta San Jose Intl., returning Tue, Sep 16, priced at $277 found 6 days ago

Fri, Sep 5 - Sat, Sep 13

PHL

Philadelphia Intl.

SJC

Norman Y. Mineta San Jose Intl.

$280 Roundtrip, just found

$280

Roundtrip

just found

Select Frontier Airlines flight, departing Fri, Sep 5 from Philadelphia Intl. to Norman Y. Mineta San Jose Intl., returning Sat, Sep 13, priced at $280 just found

Tue, Oct 14 - Mon, Oct 20

PHL

Philadelphia Intl.

SFO

San Francisco Intl.

$287 Roundtrip, found 4 days ago

$287

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Oct 14 from Philadelphia Intl. to San Francisco Intl., returning Mon, Oct 20, priced at $287 found 4 days ago

Tue, Oct 14 - Mon, Oct 20

PHL

Philadelphia Intl.

SFO

San Francisco Intl.

$288 Roundtrip, found 4 days ago

$288

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Tue, Oct 14 from Philadelphia Intl. to San Francisco Intl., returning Mon, Oct 20, priced at $288 found 4 days ago

Sat, Oct 11 - Fri, Oct 17

PHL

Philadelphia Intl.

SFO

San Francisco Intl.

$288 Roundtrip, found 4 days ago

$288

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, Oct 11 from Philadelphia Intl. to San Francisco Intl., returning Fri, Oct 17, priced at $288 found 4 days ago

Tue, Oct 14 - Mon, Oct 20

PHL

Philadelphia Intl.

SFO

San Francisco Intl.

$289 Roundtrip, found 4 days ago

$289

Roundtrip

found 4 days ago

Select United flight, departing Tue, Oct 14 from Philadelphia Intl. to San Francisco Intl., returning Mon, Oct 20, priced at $289 found 4 days ago

Wed, Oct 15 - Sun, Oct 19

PHL

Philadelphia Intl.

SFO

San Francisco Intl.

$293 Roundtrip, found 4 days ago

$293

Roundtrip

found 4 days ago

Select JetBlue Airways flight, departing Wed, Oct 15 from Philadelphia Intl. to San Francisco Intl., returning Sun, Oct 19, priced at $293 found 4 days ago

Fri, Sep 5 - Sat, Sep 13

PHL

Philadelphia Intl.

SJC

Norman Y. Mineta San Jose Intl.

$295 Roundtrip, just found

$295

Roundtrip

just found

Select Spirit Airlines flight, departing Fri, Sep 5 from Philadelphia Intl. to Norman Y. Mineta San Jose Intl., returning Sat, Sep 13, priced at $295 just found

Fri, Sep 5 - Sat, Sep 13

PHL

Philadelphia Intl.

SJC

Norman Y. Mineta San Jose Intl.

$298 Roundtrip, just found

$298

Roundtrip

just found

Select Frontier Airlines flight, departing Fri, Sep 5 from Philadelphia Intl. to Norman Y. Mineta San Jose Intl., returning Sat, Sep 13, priced at $298 just found

Tue, Oct 14 - Mon, Oct 20

PHL

Philadelphia Intl.

SFO

San Francisco Intl.

$299 Roundtrip, found 4 days ago

$299

Roundtrip

found 4 days ago

Select United flight, departing Tue, Oct 14 from Philadelphia Intl. to San Francisco Intl., returning Mon, Oct 20, priced at $299 found 4 days ago

Fri, Sep 5 - Sat, Sep 13

PHL

Philadelphia Intl.

SJC

Norman Y. Mineta San Jose Intl.

$300 Roundtrip, just found

$300

Roundtrip

just found

Select United flight, departing Fri, Sep 5 from Philadelphia Intl. to Norman Y. Mineta San Jose Intl., returning Sat, Sep 13, priced at $300 just found

Tue, Oct 14 - Mon, Oct 20

PHL

Philadelphia Intl.

SFO

San Francisco Intl.

$308 Roundtrip, found 4 days ago

$308

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Tue, Oct 14 from Philadelphia Intl. to San Francisco Intl., returning Mon, Oct 20, priced at $308 found 4 days ago

Fri, Sep 5 - Sat, Sep 13

PHL

Philadelphia Intl.

SJC

Norman Y. Mineta San Jose Intl.

$339 Roundtrip, just found

$339

Roundtrip

just found

Select Spirit Airlines flight, departing Fri, Sep 5 from Philadelphia Intl. to Norman Y. Mineta San Jose Intl., returning Sat, Sep 13, priced at $339 just found

Tue, Sep 2 - Mon, Sep 15

PHL

Philadelphia Intl.

SJC

Norman Y. Mineta San Jose Intl.

$354 Roundtrip, found 6 days ago

$354

Roundtrip

found 6 days ago

Select Hawaiian Airlines flight, departing Tue, Sep 2 from Philadelphia Intl. to Norman Y. Mineta San Jose Intl., returning Mon, Sep 15, priced at $354 found 6 days ago