Flights from Philadelphia to Lake Oswego

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, May 31 - Tue, Jun 3

PHL

Philadelphia Intl.

PDX

Portland Intl.

$208 Roundtrip, found 3 days ago

$208

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, May 31 from Philadelphia Intl. to Portland Intl., returning Tue, Jun 3, priced at $208 found 3 days ago

Sat, May 31 - Sun, Jun 1

PHL

Philadelphia Intl.

PDX

Portland Intl.

$218 Roundtrip, found 3 days ago

$218

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, May 31 from Philadelphia Intl. to Portland Intl., returning Sun, Jun 1, priced at $218 found 3 days ago

Mon, Jun 2 - Mon, Jun 2

PHL

Philadelphia Intl.

PDX

Portland Intl.

$228 Roundtrip, found 3 days ago

$228

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Jun 2 from Philadelphia Intl. to Portland Intl., returning Mon, Jun 2, priced at $228 found 3 days ago

Sat, May 31 - Wed, Jun 4

PHL

Philadelphia Intl.

PDX

Portland Intl.

$231 Roundtrip, found 1 hour ago

$231

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Sat, May 31 from Philadelphia Intl. to Portland Intl., returning Wed, Jun 4, priced at $231 found 1 hour ago

Sat, May 31 - Sun, Jun 8

PHL

Philadelphia Intl.

PDX

Portland Intl.

$238 Roundtrip, found 6 days ago

$238

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, May 31 from Philadelphia Intl. to Portland Intl., returning Sun, Jun 8, priced at $238 found 6 days ago

Sun, May 25 - Mon, Jun 9

PHL

Philadelphia Intl.

PDX

Portland Intl.

$248 Roundtrip, found 6 days ago

$248

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, May 25 from Philadelphia Intl. to Portland Intl., returning Mon, Jun 9, priced at $248 found 6 days ago

Sun, May 25 - Wed, Jun 11

PHL

Philadelphia Intl.

PDX

Portland Intl.

$258 Roundtrip, found 6 days ago

$258

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, May 25 from Philadelphia Intl. to Portland Intl., returning Wed, Jun 11, priced at $258 found 6 days ago

Mon, May 26 - Tue, Jun 10

PHL

Philadelphia Intl.

PDX

Portland Intl.

$260 Roundtrip, found 6 days ago

$260

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, May 26 from Philadelphia Intl. to Portland Intl., returning Tue, Jun 10, priced at $260 found 6 days ago

Sun, May 25 - Sun, Jun 8

PHL

Philadelphia Intl.

PDX

Portland Intl.

$268 Roundtrip, found 6 days ago

$268

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sun, May 25 from Philadelphia Intl. to Portland Intl., returning Sun, Jun 8, priced at $268 found 6 days ago

Mon, May 26 - Mon, Jun 9

PHL

Philadelphia Intl.

PDX

Portland Intl.

$270 Roundtrip, found 6 days ago

$270

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, May 26 from Philadelphia Intl. to Portland Intl., returning Mon, Jun 9, priced at $270 found 6 days ago

Mon, May 26 - Wed, Jun 11

PHL

Philadelphia Intl.

PDX

Portland Intl.

$280 Roundtrip, found 6 days ago

$280

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, May 26 from Philadelphia Intl. to Portland Intl., returning Wed, Jun 11, priced at $280 found 6 days ago

Mon, May 26 - Sun, Jun 8

PHL

Philadelphia Intl.

PDX

Portland Intl.

$290 Roundtrip, found 6 days ago

$290

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, May 26 from Philadelphia Intl. to Portland Intl., returning Sun, Jun 8, priced at $290 found 6 days ago

Sat, May 31 - Sat, Jun 14

PHL

Philadelphia Intl.

PDX

Portland Intl.

$291 Roundtrip, found 6 days ago

$291

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, May 31 from Philadelphia Intl. to Portland Intl., returning Sat, Jun 14, priced at $291 found 6 days ago

Thu, May 29 - Thu, Jun 12

PHL

Philadelphia Intl.

PDX

Portland Intl.

$294 Roundtrip, found 6 days ago

$294

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Thu, May 29 from Philadelphia Intl. to Portland Intl., returning Thu, Jun 12, priced at $294 found 6 days ago

Sat, Oct 4 - Mon, Oct 6

PHL

Philadelphia Intl.

PDX

Portland Intl.

$333 Roundtrip, found 6 days ago

$333

Roundtrip

found 6 days ago

Select Hawaiian Airlines flight, departing Sat, Oct 4 from Philadelphia Intl. to Portland Intl., returning Mon, Oct 6, priced at $333 found 6 days ago

Thu, Jun 26 - Fri, Jun 27

PHL

Philadelphia Intl.

PDX

Portland Intl.

$402 Roundtrip, found 16 hours ago

$402

Roundtrip

found 16 hours ago

Select Sun Country Airlines flight, departing Thu, Jun 26 from Philadelphia Intl. to Portland Intl., returning Fri, Jun 27, priced at $402 found 16 hours ago

Sat, May 31 - Wed, Jun 4

PHL

Philadelphia Intl.

PDX

Portland Intl.

$417 Roundtrip, found 1 hour ago

$417

Roundtrip

found 1 hour ago

Select United flight, departing Sat, May 31 from Philadelphia Intl. to Portland Intl., returning Wed, Jun 4, priced at $417 found 1 hour ago

Sat, May 31 - Wed, Jun 4

PHL

Philadelphia Intl.

PDX

Portland Intl.

$417 Roundtrip, found 1 hour ago

$417

Roundtrip

found 1 hour ago

Select Delta flight, departing Sat, May 31 from Philadelphia Intl. to Portland Intl., returning Wed, Jun 4, priced at $417 found 1 hour ago

Sat, May 31 - Wed, Jun 4

PHL

Philadelphia Intl.

PDX

Portland Intl.

$417 Roundtrip, found 1 hour ago

$417

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Sat, May 31 from Philadelphia Intl. to Portland Intl., returning Wed, Jun 4, priced at $417 found 1 hour ago

Thu, Oct 2 - Mon, Oct 6

PHL

Philadelphia Intl.

PDX

Portland Intl.

$451 Roundtrip, found 2 days ago

$451

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Thu, Oct 2 from Philadelphia Intl. to Portland Intl., returning Mon, Oct 6, priced at $451 found 2 days ago