Flights from Allentown to Chantilly

Cheapest flights from Allentown

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

PHL

Philadelphia Intl.

DCA

Ronald Reagan Washington National

$254 Roundtrip, found 4 days ago

$254

Roundtrip

found 4 days ago

Select American Airlines flight, departing Tue, Jul 8 from Philadelphia Intl. to Ronald Reagan Washington National, returning Tue, Jul 15, priced at $254 found 4 days ago

Tue, Jul 8 - Sat, Jul 12

PHL

Philadelphia Intl.

DCA

Ronald Reagan Washington National

$259 Roundtrip, found 4 days ago

$259

Roundtrip

found 4 days ago

Select American Airlines flight, departing Tue, Jul 8 from Philadelphia Intl. to Ronald Reagan Washington National, returning Sat, Jul 12, priced at $259 found 4 days ago

Tue, Jul 8 - Thu, Jul 10

PHL

Philadelphia Intl.

DCA

Ronald Reagan Washington National

$461 Roundtrip, found 4 days ago

$461

Roundtrip

found 4 days ago

Select JetBlue Airways flight, departing Tue, Jul 8 from Philadelphia Intl. to Ronald Reagan Washington National, returning Thu, Jul 10, priced at $461 found 4 days ago

Tue, Jul 8 - Fri, Jul 11

PHL

Philadelphia Intl.

DCA

Ronald Reagan Washington National

$521 Roundtrip, found 4 days ago

$521

Roundtrip

found 4 days ago

Select JetBlue Airways flight, departing Tue, Jul 8 from Philadelphia Intl. to Ronald Reagan Washington National, returning Fri, Jul 11, priced at $521 found 4 days ago

Wed, Jul 9 - Fri, Jul 11

PHL

Philadelphia Intl.

DCA

Ronald Reagan Washington National

$541 Roundtrip, found 4 days ago

$541

Roundtrip

found 4 days ago

Select JetBlue Airways flight, departing Wed, Jul 9 from Philadelphia Intl. to Ronald Reagan Washington National, returning Fri, Jul 11, priced at $541 found 4 days ago

Mon, Jul 7 - Thu, Jul 10

PHL

Philadelphia Intl.

DCA

Ronald Reagan Washington National

$643 Roundtrip, found 4 days ago

$643

Roundtrip

found 4 days ago

Select JetBlue Airways flight, departing Mon, Jul 7 from Philadelphia Intl. to Ronald Reagan Washington National, returning Thu, Jul 10, priced at $643 found 4 days ago