Flights from Philadelphia to Sequim

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 5 - Wed, Jul 9

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$270 Roundtrip, found 5 days ago

$270

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Jul 5 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Wed, Jul 9, priced at $270 found 5 days ago

Sat, Aug 9 - Thu, Aug 21

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$272 Roundtrip, found 2 days ago

$272

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Aug 9 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Thu, Aug 21, priced at $272 found 2 days ago

Sat, Aug 9 - Wed, Aug 20

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$282 Roundtrip, found 2 days ago

$282

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Aug 9 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Wed, Aug 20, priced at $282 found 2 days ago

Thu, Aug 7 - Tue, Aug 12

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$290 Roundtrip, found 4 days ago

$290

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Tue, Aug 12, priced at $290 found 4 days ago

Mon, Aug 4 - Thu, Aug 21

PHL

Philadelphia Intl.

PAE

Seattle Paine Field Intl. Airport

$292 Roundtrip, found 2 days ago

$292

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Aug 4 from Philadelphia Intl. to Seattle Paine Field Intl. Airport, returning Thu, Aug 21, priced at $292 found 2 days ago

Fri, Jul 4 - Thu, Jul 10

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$295 Roundtrip, found 5 days ago

$295

Roundtrip

found 5 days ago

Select Delta flight, departing Fri, Jul 4 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Thu, Jul 10, priced at $295 found 5 days ago

Sat, Jul 5 - Tue, Jul 8

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$300 Roundtrip, found 5 days ago

$300

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Jul 5 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Tue, Jul 8, priced at $300 found 5 days ago

Fri, Jun 13 - Fri, Jun 20

PHL

Philadelphia Intl.

PAE

Seattle Paine Field Intl. Airport

$301 Roundtrip, found 6 days ago

$301

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Jun 13 from Philadelphia Intl. to Seattle Paine Field Intl. Airport, returning Fri, Jun 20, priced at $301 found 6 days ago

Thu, Aug 7 - Wed, Aug 20

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$302 Roundtrip, found 2 days ago

$302

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Wed, Aug 20, priced at $302 found 2 days ago

Mon, Aug 4 - Mon, Aug 11

PHL

Philadelphia Intl.

PAE

Seattle Paine Field Intl. Airport

$310 Roundtrip, found 4 days ago

$310

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, Aug 4 from Philadelphia Intl. to Seattle Paine Field Intl. Airport, returning Mon, Aug 11, priced at $310 found 4 days ago

Mon, Jun 30 - Tue, Jul 8

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$320 Roundtrip, found 5 days ago

$320

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Jun 30 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Tue, Jul 8, priced at $320 found 5 days ago

Wed, Aug 6 - Sun, Aug 24

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$332 Roundtrip, found 2 days ago

$332

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Aug 6 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Sun, Aug 24, priced at $332 found 2 days ago

Thu, Aug 7 - Tue, Aug 19

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$336 Roundtrip, found 2 days ago

$336

Roundtrip

found 2 days ago

Select Delta flight, departing Thu, Aug 7 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Tue, Aug 19, priced at $336 found 2 days ago

Sun, Apr 5 - Sat, Apr 18

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$407 Roundtrip, found 1 day ago

$407

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Sun, Apr 5 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Sat, Apr 18, priced at $407 found 1 day ago

Mon, Jun 23 - Sat, Jul 5

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$603 Roundtrip, found 1 day ago

$603

Roundtrip

found 1 day ago

Select Sun Country Airlines flight, departing Mon, Jun 23 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Sat, Jul 5, priced at $603 found 1 day ago

Mon, Jun 23 - Sat, Jul 5

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$748 Roundtrip, found 1 day ago

$748

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Mon, Jun 23 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Sat, Jul 5, priced at $748 found 1 day ago

Mon, Jun 23 - Sat, Jul 5

PHL

Philadelphia Intl.

SEA

Seattle - Tacoma Intl.

$1,066 Roundtrip, found 1 day ago

$1,066

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Mon, Jun 23 from Philadelphia Intl. to Seattle - Tacoma Intl., returning Sat, Jul 5, priced at $1,066 found 1 day ago