Flights from Washington to Portsmouth

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.

Tue, Jul 8 - Tue, Jul 15

IAD

Washington Dulles Intl.

CVG

Cincinnati - Northern Kentucky Intl.

$159 Roundtrip, found 5 days ago

$159

Roundtrip

found 5 days ago

Select United flight, departing Tue, Jul 8 from Washington Dulles Intl. to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 15, priced at $159 found 5 days ago

Tue, Jul 8 - Tue, Jul 15

DCA

Ronald Reagan Washington National

CVG

Cincinnati - Northern Kentucky Intl.

$159 Roundtrip, found 5 days ago

$159

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Jul 8 from Ronald Reagan Washington National to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 15, priced at $159 found 5 days ago

Tue, Jul 8 - Tue, Jul 15

DCA

Ronald Reagan Washington National

CVG

Cincinnati - Northern Kentucky Intl.

$159 Roundtrip, found 5 days ago

$159

Roundtrip

found 5 days ago

Select American Airlines flight, departing Tue, Jul 8 from Ronald Reagan Washington National to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 15, priced at $159 found 5 days ago

Tue, Jul 8 - Tue, Jul 15

DCA

Ronald Reagan Washington National

CVG

Cincinnati - Northern Kentucky Intl.

$169 Roundtrip, found 5 days ago

$169

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Jul 8 from Ronald Reagan Washington National to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 15, priced at $169 found 5 days ago

Sat, Jul 19 - Mon, Jul 21

DCA

Ronald Reagan Washington National

CVG

Cincinnati - Northern Kentucky Intl.

$178 Roundtrip, found 5 days ago

$178

Roundtrip

found 5 days ago

Select Delta flight, departing Sat, Jul 19 from Ronald Reagan Washington National to Cincinnati - Northern Kentucky Intl., returning Mon, Jul 21, priced at $178 found 5 days ago

Sat, Jul 5 - Tue, Jul 8

BWI

Baltimore Washington Intl. Thurgood Marshall

CMH

John Glenn Columbus Intl.

$179 Roundtrip, found 3 days ago

$179

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Sat, Jul 5 from Baltimore Washington Intl. Thurgood Marshall to John Glenn Columbus Intl., returning Tue, Jul 8, priced at $179 found 3 days ago

Tue, Jul 8 - Tue, Jul 15

IAD

Washington Dulles Intl.

CVG

Cincinnati - Northern Kentucky Intl.

$184 Roundtrip, found 5 days ago

$184

Roundtrip

found 5 days ago

Select United flight, departing Tue, Jul 8 from Washington Dulles Intl. to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 15, priced at $184 found 5 days ago

Mon, Jun 30 - Wed, Jul 2

BWI

Baltimore Washington Intl. Thurgood Marshall

CMH

John Glenn Columbus Intl.

$186 Roundtrip, found 3 days ago

$186

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Mon, Jun 30 from Baltimore Washington Intl. Thurgood Marshall to John Glenn Columbus Intl., returning Wed, Jul 2, priced at $186 found 3 days ago

Tue, Jul 8 - Tue, Jul 15

DCA

Ronald Reagan Washington National

CVG

Cincinnati - Northern Kentucky Intl.

$188 Roundtrip, found 5 days ago

$188

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Jul 8 from Ronald Reagan Washington National to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 15, priced at $188 found 5 days ago

Mon, Jun 30 - Fri, Jul 4

BWI

Baltimore Washington Intl. Thurgood Marshall

CMH

John Glenn Columbus Intl.

$196 Roundtrip, found 3 days ago

$196

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Mon, Jun 30 from Baltimore Washington Intl. Thurgood Marshall to John Glenn Columbus Intl., returning Fri, Jul 4, priced at $196 found 3 days ago

Tue, Jul 8 - Tue, Jul 15

DCA

Ronald Reagan Washington National

CVG

Cincinnati - Northern Kentucky Intl.

$197 Roundtrip, found 5 days ago

$197

Roundtrip

found 5 days ago

Select American Airlines flight, departing Tue, Jul 8 from Ronald Reagan Washington National to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 15, priced at $197 found 5 days ago

Thu, Jul 17 - Tue, Jul 22

DCA

Ronald Reagan Washington National

CVG

Cincinnati - Northern Kentucky Intl.

$199 Roundtrip, found 4 days ago

$199

Roundtrip

found 4 days ago

Select American Airlines flight, departing Thu, Jul 17 from Ronald Reagan Washington National to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 22, priced at $199 found 4 days ago

Tue, Jul 8 - Tue, Jul 15

IAD

Washington Dulles Intl.

CVG

Cincinnati - Northern Kentucky Intl.

$204 Roundtrip, found 5 days ago

$204

Roundtrip

found 5 days ago

Select United flight, departing Tue, Jul 8 from Washington Dulles Intl. to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 15, priced at $204 found 5 days ago

Tue, Jul 1 - Tue, Jul 8

BWI

Baltimore Washington Intl. Thurgood Marshall

CMH

John Glenn Columbus Intl.

$205 Roundtrip, found 3 days ago

$205

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Tue, Jul 1 from Baltimore Washington Intl. Thurgood Marshall to John Glenn Columbus Intl., returning Tue, Jul 8, priced at $205 found 3 days ago

Tue, Jul 8 - Tue, Jul 15

IAD

Washington Dulles Intl.

CVG

Cincinnati - Northern Kentucky Intl.

$207 Roundtrip, found 5 days ago

$207

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Jul 8 from Washington Dulles Intl. to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 15, priced at $207 found 5 days ago

Thu, Jul 17 - Tue, Jul 22

DCA

Ronald Reagan Washington National

CVG

Cincinnati - Northern Kentucky Intl.

$209 Roundtrip, found 4 days ago

$209

Roundtrip

found 4 days ago

Select United flight, departing Thu, Jul 17 from Ronald Reagan Washington National to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 22, priced at $209 found 4 days ago

Thu, Jul 17 - Tue, Jul 22

DCA

Ronald Reagan Washington National

CVG

Cincinnati - Northern Kentucky Intl.

$209 Roundtrip, found 4 days ago

$209

Roundtrip

found 4 days ago

Select American Airlines flight, departing Thu, Jul 17 from Ronald Reagan Washington National to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 22, priced at $209 found 4 days ago

Wed, Jul 2 - Sat, Jul 5

BWI

Baltimore Washington Intl. Thurgood Marshall

CMH

John Glenn Columbus Intl.

$213 Roundtrip, found 1 day ago

$213

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Wed, Jul 2 from Baltimore Washington Intl. Thurgood Marshall to John Glenn Columbus Intl., returning Sat, Jul 5, priced at $213 found 1 day ago

Tue, Jul 8 - Tue, Jul 15

BWI

Baltimore Washington Intl. Thurgood Marshall

CVG

Cincinnati - Northern Kentucky Intl.

$239 Roundtrip, found 5 days ago

$239

Roundtrip

found 5 days ago

Select American Airlines flight, departing Tue, Jul 8 from Baltimore Washington Intl. Thurgood Marshall to Cincinnati - Northern Kentucky Intl., returning Tue, Jul 15, priced at $239 found 5 days ago

Sat, Jun 14 - Mon, Jun 16

DCA

Ronald Reagan Washington National

CVG

Cincinnati - Northern Kentucky Intl.

$384 Roundtrip, found 3 days ago

$384

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Jun 14 from Ronald Reagan Washington National to Cincinnati - Northern Kentucky Intl., returning Mon, Jun 16, priced at $384 found 3 days ago