Flights from Washington to Irwin

Cheapest flights from Washington

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.

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$249 Roundtrip, found 1 day ago

$249

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $249 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

IAD

Washington Dulles Intl.

PIT

Pittsburgh Intl.

$309 Roundtrip, found 1 day ago

$309

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jun 19 from Washington Dulles Intl. to Pittsburgh Intl., returning Fri, Jun 27, priced at $309 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$309 Roundtrip, found 1 day ago

$309

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $309 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$309 Roundtrip, found 1 day ago

$309

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $309 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$331 Roundtrip, found 1 day ago

$331

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $331 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$349 Roundtrip, found 1 day ago

$349

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $349 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$350 Roundtrip, found 1 day ago

$350

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $350 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$369 Roundtrip, found 1 day ago

$369

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $369 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

IAD

Washington Dulles Intl.

PIT

Pittsburgh Intl.

$379 Roundtrip, found 1 day ago

$379

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jun 19 from Washington Dulles Intl. to Pittsburgh Intl., returning Fri, Jun 27, priced at $379 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$391 Roundtrip, found 1 day ago

$391

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $391 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

IAD

Washington Dulles Intl.

PIT

Pittsburgh Intl.

$407 Roundtrip, found 1 day ago

$407

Roundtrip

found 1 day ago

Select United flight, departing Thu, Jun 19 from Washington Dulles Intl. to Pittsburgh Intl., returning Fri, Jun 27, priced at $407 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$410 Roundtrip, found 1 day ago

$410

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $410 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$419 Roundtrip, found 1 day ago

$419

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $419 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$431 Roundtrip, found 1 day ago

$431

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $431 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$459 Roundtrip, found 1 day ago

$459

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $459 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

DCA

Ronald Reagan Washington National

PIT

Pittsburgh Intl.

$489 Roundtrip, found 1 day ago

$489

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, Jun 19 from Ronald Reagan Washington National to Pittsburgh Intl., returning Fri, Jun 27, priced at $489 found 1 day ago

Thu, Jun 19 - Fri, Jun 27

BWI

Baltimore Washington Intl. Thurgood Marshall

PIT

Pittsburgh Intl.

$525 Roundtrip, found 1 day ago

$525

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Jun 19 from Baltimore Washington Intl. Thurgood Marshall to Pittsburgh Intl., returning Fri, Jun 27, priced at $525 found 1 day ago