Flights from Washington to Lasne

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.

Wed, Nov 19 - Mon, Dec 8

IAD

Washington Dulles Intl.

BRU

Brussels - National

$499 Roundtrip, found 22 hours ago

$499

Roundtrip

found 22 hours ago

Select Scandinavian Airlines flight, departing Wed, Nov 19 from Washington Dulles Intl. to Brussels - National, returning Mon, Dec 8, priced at $499 found 22 hours ago

Sat, Oct 18 - Sat, Nov 1

IAD

Washington Dulles Intl.

BRU

Brussels - National

$529 Roundtrip, found 22 hours ago

$529

Roundtrip

found 22 hours ago

Select Scandinavian Airlines flight, departing Sat, Oct 18 from Washington Dulles Intl. to Brussels - National, returning Sat, Nov 1, priced at $529 found 22 hours ago

Fri, Oct 17 - Sun, Nov 2

IAD

Washington Dulles Intl.

BRU

Brussels - National

$554 Roundtrip, found 22 hours ago

$554

Roundtrip

found 22 hours ago

Select Icelandair flight, departing Fri, Oct 17 from Washington Dulles Intl. to Brussels - National, returning Sun, Nov 2, priced at $554 found 22 hours ago

Sat, Nov 29 - Mon, Dec 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$559 Roundtrip, found 22 hours ago

$559

Roundtrip

found 22 hours ago

Select Scandinavian Airlines flight, departing Sat, Nov 29 from Washington Dulles Intl. to Brussels - National, returning Mon, Dec 15, priced at $559 found 22 hours ago

Fri, Oct 17 - Mon, Nov 3

IAD

Washington Dulles Intl.

BRU

Brussels - National

$569 Roundtrip, found 22 hours ago

$569

Roundtrip

found 22 hours ago

Select Scandinavian Airlines flight, departing Fri, Oct 17 from Washington Dulles Intl. to Brussels - National, returning Mon, Nov 3, priced at $569 found 22 hours ago

Sun, Nov 9 - Tue, Nov 25

IAD

Washington Dulles Intl.

BRU

Brussels - National

$592 Roundtrip, found 22 hours ago

$592

Roundtrip

found 22 hours ago

Select United flight, departing Sun, Nov 9 from Washington Dulles Intl. to Brussels - National, returning Tue, Nov 25, priced at $592 found 22 hours ago

Sun, Nov 2 - Tue, Nov 18

DCA

Ronald Reagan Washington National

BRU

Brussels - National

$596 Roundtrip, found 22 hours ago

$596

Roundtrip

found 22 hours ago

Select United flight, departing Sun, Nov 2 from Ronald Reagan Washington National to Brussels - National, returning Tue, Nov 18, priced at $596 found 22 hours ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$602 Roundtrip, found 5 days ago

$602

Roundtrip

found 5 days ago

Select TAP Portugal flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels - National, returning Mon, Sep 15, priced at $602 found 5 days ago

Wed, Oct 1 - Tue, Oct 21

IAD

Washington Dulles Intl.

BRU

Brussels - National

$632 Roundtrip, found 22 hours ago

$632

Roundtrip

found 22 hours ago

Select Turkish Airlines flight, departing Wed, Oct 1 from Washington Dulles Intl. to Brussels - National, returning Tue, Oct 21, priced at $632 found 22 hours ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$755 Roundtrip, found 5 days ago

$755

Roundtrip

found 5 days ago

Select British Airways flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels - National, returning Mon, Sep 15, priced at $755 found 5 days ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$772 Roundtrip, found 5 days ago

$772

Roundtrip

found 5 days ago

Select Brussels Airlines flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels - National, returning Mon, Sep 15, priced at $772 found 5 days ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$772 Roundtrip, found 5 days ago

$772

Roundtrip

found 5 days ago

Select Air Canada flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels - National, returning Mon, Sep 15, priced at $772 found 5 days ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$807 Roundtrip, found 5 days ago

$807

Roundtrip

found 5 days ago

Select Lufthansa flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels - National, returning Mon, Sep 15, priced at $807 found 5 days ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$812 Roundtrip, found 5 days ago

$812

Roundtrip

found 5 days ago

Select Swiss International Air Lines flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels - National, returning Mon, Sep 15, priced at $812 found 5 days ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$826 Roundtrip, found 5 days ago

$826

Roundtrip

found 5 days ago

Select Delta flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels - National, returning Mon, Sep 15, priced at $826 found 5 days ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$878 Roundtrip, found 5 days ago

$878

Roundtrip

found 5 days ago

Select KLM flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels - National, returning Mon, Sep 15, priced at $878 found 5 days ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

ZYR

Brussels Midi Train Station

$891 Roundtrip, found 5 days ago

$891

Roundtrip

found 5 days ago

Select Air France flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels Midi Train Station, returning Mon, Sep 15, priced at $891 found 5 days ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$903 Roundtrip, found 5 days ago

$903

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels - National, returning Mon, Sep 15, priced at $903 found 5 days ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$1,024 Roundtrip, found 5 days ago

$1,024

Roundtrip

found 5 days ago

Select Aer Lingus flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels - National, returning Mon, Sep 15, priced at $1,024 found 5 days ago

Sat, Aug 30 - Mon, Sep 15

IAD

Washington Dulles Intl.

BRU

Brussels - National

$1,354 Roundtrip, found 5 days ago

$1,354

Roundtrip

found 5 days ago

Select Finnair flight, departing Sat, Aug 30 from Washington Dulles Intl. to Brussels - National, returning Mon, Sep 15, priced at $1,354 found 5 days ago