Flights from Portland to Inwood

Cheapest flights from Portland

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.

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$379 Roundtrip, found 4 days ago

$379

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $379 found 4 days ago

Mon, Jul 7 - Sun, Jul 13

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$384 Roundtrip, found 6 days ago

$384

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Jul 7 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 13, priced at $384 found 6 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$401 Roundtrip, found 4 days ago

$401

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $401 found 4 days ago

Fri, Jul 11 - Mon, Jul 14

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$414 Roundtrip, found 6 hours ago

$414

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Fri, Jul 11 from Portland Intl. to Washington Dulles Intl., returning Mon, Jul 14, priced at $414 found 6 hours ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$461 Roundtrip, found 4 days ago

$461

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $461 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$479 Roundtrip, found 4 days ago

$479

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $479 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$480 Roundtrip, found 4 days ago

$480

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $480 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$497 Roundtrip, found 4 days ago

$497

Roundtrip

found 4 days ago

Select American Airlines flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $497 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$501 Roundtrip, found 4 days ago

$501

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $501 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$502 Roundtrip, found 4 days ago

$502

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $502 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$503 Roundtrip, found 4 days ago

$503

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $503 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$508 Roundtrip, found 4 days ago

$508

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $508 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$508 Roundtrip, found 4 days ago

$508

Roundtrip

found 4 days ago

Select Delta flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $508 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$523 Roundtrip, found 4 days ago

$523

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $523 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$527 Roundtrip, found 4 days ago

$527

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $527 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$539 Roundtrip, found 4 days ago

$539

Roundtrip

found 4 days ago

Select Delta flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $539 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$544 Roundtrip, found 4 days ago

$544

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $544 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$549 Roundtrip, found 4 days ago

$549

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $549 found 4 days ago

Mon, Jul 21 - Sun, Jul 27

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$619 Roundtrip, found 4 days ago

$619

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Mon, Jul 21 from Portland Intl. to Washington Dulles Intl., returning Sun, Jul 27, priced at $619 found 4 days ago

Wed, Jul 9 - Fri, Jul 11

PDX

Portland Intl.

IAD

Washington Dulles Intl.

$876 Roundtrip, found 6 hours ago

$876

Roundtrip

found 6 hours ago

Select Hawaiian Airlines flight, departing Wed, Jul 9 from Portland Intl. to Washington Dulles Intl., returning Fri, Jul 11, priced at $876 found 6 hours ago