Flights from Princeton to Portland

Cheapest flights from Princeton

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, Aug 26 - Wed, Sep 3

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$257 Roundtrip, found 9 hours ago

$257

Roundtrip

found 9 hours ago

Select Hawaiian Airlines flight, departing Tue, Aug 26 from Newark Liberty Intl. Airport to Portland Intl., returning Wed, Sep 3, priced at $257 found 9 hours ago

Tue, Aug 26 - Thu, Aug 28

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$277 Roundtrip, found 9 hours ago

$277

Roundtrip

found 9 hours ago

Select Hawaiian Airlines flight, departing Tue, Aug 26 from Newark Liberty Intl. Airport to Portland Intl., returning Thu, Aug 28, priced at $277 found 9 hours ago

Mon, Sep 1 - Wed, Sep 3

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$287 Roundtrip, found 9 hours ago

$287

Roundtrip

found 9 hours ago

Select Alaska Airlines flight, departing Mon, Sep 1 from Newark Liberty Intl. Airport to Portland Intl., returning Wed, Sep 3, priced at $287 found 9 hours ago

Fri, Aug 29 - Tue, Sep 2

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$287 Roundtrip, found 10 hours ago

$287

Roundtrip

found 10 hours ago

Select United flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Portland Intl., returning Tue, Sep 2, priced at $287 found 10 hours ago

Fri, Aug 29 - Tue, Sep 2

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$297 Roundtrip, found 10 hours ago

$297

Roundtrip

found 10 hours ago

Select American Airlines flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Portland Intl., returning Tue, Sep 2, priced at $297 found 10 hours ago

Fri, Aug 29 - Sat, Aug 30

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$297 Roundtrip, found 9 hours ago

$297

Roundtrip

found 9 hours ago

Select Hawaiian Airlines flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Portland Intl., returning Sat, Aug 30, priced at $297 found 9 hours ago

Sun, Aug 31 - Tue, Sep 2

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$307 Roundtrip, found 9 hours ago

$307

Roundtrip

found 9 hours ago

Select Alaska Airlines flight, departing Sun, Aug 31 from Newark Liberty Intl. Airport to Portland Intl., returning Tue, Sep 2, priced at $307 found 9 hours ago

Tue, Jul 29 - Thu, Jul 31

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$317 Roundtrip, found 4 days ago

$317

Roundtrip

found 4 days ago

Select Delta flight, departing Tue, Jul 29 from Newark Liberty Intl. Airport to Portland Intl., returning Thu, Jul 31, priced at $317 found 4 days ago

Tue, Aug 26 - Mon, Sep 1

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$317 Roundtrip, found 9 hours ago

$317

Roundtrip

found 9 hours ago

Select Alaska Airlines flight, departing Tue, Aug 26 from Newark Liberty Intl. Airport to Portland Intl., returning Mon, Sep 1, priced at $317 found 9 hours ago

Fri, Aug 29 - Tue, Sep 2

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$337 Roundtrip, found 10 hours ago

$337

Roundtrip

found 10 hours ago

Select Alaska Airlines flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Portland Intl., returning Tue, Sep 2, priced at $337 found 10 hours ago

Mon, Aug 25 - Tue, Sep 2

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$337 Roundtrip, found 9 hours ago

$337

Roundtrip

found 9 hours ago

Select Hawaiian Airlines flight, departing Mon, Aug 25 from Newark Liberty Intl. Airport to Portland Intl., returning Tue, Sep 2, priced at $337 found 9 hours ago

Fri, Aug 29 - Tue, Sep 2

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$346 Roundtrip, found 10 hours ago

$346

Roundtrip

found 10 hours ago

Select Alaska Airlines flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Portland Intl., returning Tue, Sep 2, priced at $346 found 10 hours ago

Fri, Aug 29 - Tue, Sep 2

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$347 Roundtrip, found 10 hours ago

$347

Roundtrip

found 10 hours ago

Select American Airlines flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Portland Intl., returning Tue, Sep 2, priced at $347 found 10 hours ago

Sat, Jul 26 - Sat, Aug 2

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$347 Roundtrip, found 4 days ago

$347

Roundtrip

found 4 days ago

Select American Airlines flight, departing Sat, Jul 26 from Newark Liberty Intl. Airport to Portland Intl., returning Sat, Aug 2, priced at $347 found 4 days ago

Sat, Jul 26 - Sat, Aug 2

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$350 Roundtrip, found 4 days ago

$350

Roundtrip

found 4 days ago

Select Sun Country Airlines flight, departing Sat, Jul 26 from Newark Liberty Intl. Airport to Portland Intl., returning Sat, Aug 2, priced at $350 found 4 days ago

Fri, Aug 29 - Mon, Sep 1

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$357 Roundtrip, found 9 hours ago

$357

Roundtrip

found 9 hours ago

Select American Airlines flight, departing Fri, Aug 29 from Newark Liberty Intl. Airport to Portland Intl., returning Mon, Sep 1, priced at $357 found 9 hours ago

Sat, Aug 30 - Sat, Aug 30

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$357 Roundtrip, found 9 hours ago

$357

Roundtrip

found 9 hours ago

Select United flight, departing Sat, Aug 30 from Newark Liberty Intl. Airport to Portland Intl., returning Sat, Aug 30, priced at $357 found 9 hours ago

Thu, Jul 24 - Wed, Jul 30

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$366 Roundtrip, found 4 days ago

$366

Roundtrip

found 4 days ago

Select Hawaiian Airlines flight, departing Thu, Jul 24 from Newark Liberty Intl. Airport to Portland Intl., returning Wed, Jul 30, priced at $366 found 4 days ago

Sun, Jul 27 - Wed, Jul 30

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$385 Roundtrip, found 4 days ago

$385

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Sun, Jul 27 from Newark Liberty Intl. Airport to Portland Intl., returning Wed, Jul 30, priced at $385 found 4 days ago

Mon, Jul 28 - Sun, Aug 3

EWR

Newark Liberty Intl. Airport

PDX

Portland Intl.

$398 Roundtrip, found 4 days ago

$398

Roundtrip

found 4 days ago

Select Sun Country Airlines flight, departing Mon, Jul 28 from Newark Liberty Intl. Airport to Portland Intl., returning Sun, Aug 3, priced at $398 found 4 days ago