Flights from Philadelphia to Kingston

Cheapest flights from Philadelphia

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.

Sat, Jul 26 - Sat, Aug 2

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$275 Roundtrip, found 4 days ago

$275

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, Jul 26 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Sat, Aug 2, priced at $275 found 4 days ago

Thu, Sep 11 - Fri, Sep 19

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$277 Roundtrip, found 22 hours ago

$277

Roundtrip

found 22 hours ago

Select Hawaiian Airlines flight, departing Thu, Sep 11 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Fri, Sep 19, priced at $277 found 22 hours ago

Thu, Sep 11 - Thu, Sep 18

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$277 Roundtrip, found 22 hours ago

$277

Roundtrip

found 22 hours ago

Select Alaska Airlines flight, departing Thu, Sep 11 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Thu, Sep 18, priced at $277 found 22 hours ago

Mon, Sep 15 - Mon, Sep 22

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$277 Roundtrip, found 21 hours ago

$277

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Mon, Sep 15 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Mon, Sep 22, priced at $277 found 21 hours ago

Fri, Oct 24 - Thu, Oct 30

ABE

Lehigh Valley Intl.

SEA

Seattle - Tacoma Intl.

$284 Roundtrip, found 6 days ago

$284

Roundtrip

found 6 days ago

Select United flight, departing Fri, Oct 24 from Lehigh Valley Intl. to Seattle - Tacoma Intl., returning Thu, Oct 30, priced at $284 found 6 days ago

Mon, Sep 15 - Mon, Sep 22

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$287 Roundtrip, found 21 hours ago

$287

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Mon, Sep 15 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Mon, Sep 22, priced at $287 found 21 hours ago

Fri, Oct 24 - Thu, Oct 30

ABE

Lehigh Valley Intl.

SEA

Seattle - Tacoma Intl.

$289 Roundtrip, found 6 days ago

$289

Roundtrip

found 6 days ago

Select American Airlines flight, departing Fri, Oct 24 from Lehigh Valley Intl. to Seattle - Tacoma Intl., returning Thu, Oct 30, priced at $289 found 6 days ago

Fri, Oct 24 - Thu, Oct 30

ABE

Lehigh Valley Intl.

SEA

Seattle - Tacoma Intl.

$293 Roundtrip, found 6 days ago

$293

Roundtrip

found 6 days ago

Select United flight, departing Fri, Oct 24 from Lehigh Valley Intl. to Seattle - Tacoma Intl., returning Thu, Oct 30, priced at $293 found 6 days ago

Tue, Jul 22 - Sat, Aug 2

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$296 Roundtrip, found 4 days ago

$296

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Tue, Jul 22 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Sat, Aug 2, priced at $296 found 4 days ago

Mon, Sep 15 - Mon, Sep 22

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$297 Roundtrip, found 21 hours ago

$297

Roundtrip

found 21 hours ago

Select Delta flight, departing Mon, Sep 15 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Mon, Sep 22, priced at $297 found 21 hours ago

Mon, Jul 21 - Sat, Aug 2

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$299 Roundtrip, found 4 days ago

$299

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, Jul 21 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Sat, Aug 2, priced at $299 found 4 days ago

Wed, Oct 22 - Sat, Nov 1

ABE

Lehigh Valley Intl.

SEA

Seattle - Tacoma Intl.

$309 Roundtrip, found 6 days ago

$309

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Oct 22 from Lehigh Valley Intl. to Seattle - Tacoma Intl., returning Sat, Nov 1, priced at $309 found 6 days ago

Sun, Jul 27 - Sat, Aug 2

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$310 Roundtrip, found 4 days ago

$310

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Jul 27 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Sat, Aug 2, priced at $310 found 4 days ago

Tue, Jul 22 - Thu, Jul 24

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$313 Roundtrip, found 3 days ago

$313

Roundtrip

found 3 days ago

Select Delta flight, departing Tue, Jul 22 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Thu, Jul 24, priced at $313 found 3 days ago

Wed, Jul 23 - Sat, Aug 2

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$314 Roundtrip, found 4 days ago

$314

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Wed, Jul 23 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Sat, Aug 2, priced at $314 found 4 days ago

Fri, Oct 24 - Thu, Oct 30

ABE

Lehigh Valley Intl.

SEA

Seattle - Tacoma Intl.

$317 Roundtrip, found 6 days ago

$317

Roundtrip

found 6 days ago

Select United flight, departing Fri, Oct 24 from Lehigh Valley Intl. to Seattle - Tacoma Intl., returning Thu, Oct 30, priced at $317 found 6 days ago

Mon, Sep 15 - Mon, Sep 22

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$318 Roundtrip, found 21 hours ago

$318

Roundtrip

found 21 hours ago

Select Delta flight, departing Mon, Sep 15 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Mon, Sep 22, priced at $318 found 21 hours ago

Fri, Jul 25 - Sat, Aug 2

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$320 Roundtrip, found 4 days ago

$320

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Jul 25 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Sat, Aug 2, priced at $320 found 4 days ago

Thu, Aug 28 - Fri, Sep 5

PHL

Philadelphia Intl.

PAE

Seattle Paine Field Intl. Airport

$339 Roundtrip, found 2 days ago

$339

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 28 from Philadelphia Intl. to Seattle Paine Field Intl. Airport, returning Fri, Sep 5, priced at $339 found 2 days ago

Sat, Jul 19 - Wed, Jul 23

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$602 Roundtrip, found 3 days ago

$602

Roundtrip

found 3 days ago

Select JetBlue Airways flight, departing Sat, Jul 19 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $602 found 3 days ago