$160 Cheap United flights Ontario (ONT) to Washington (IAD)

$160 Cheap United flights Ontario (ONT) to Washington (IAD)

Prices were available within the past 7 days and start at $160 for one-way flights and $284 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 2 - Sun, Oct 5

ONT

Ontario

IAD

Washington

$284 Roundtrip, found 6 days ago

$284

Roundtrip

found 6 days ago

Select United flight, departing Thu, Oct 2 from Ontario to Washington, returning Sun, Oct 5, priced at $284 found 6 days ago

Fri, Oct 3 - Mon, Oct 6

ONT

Ontario

IAD

Washington

$299 Roundtrip, found 6 days ago

$299

Roundtrip

found 6 days ago

Select United flight, departing Fri, Oct 3 from Ontario to Washington, returning Mon, Oct 6, priced at $299 found 6 days ago

Thu, Oct 2 - Sun, Oct 5

ONT

Ontario

IAD

Washington

$307 Roundtrip, found 6 days ago

$307

Roundtrip

found 6 days ago

Select United flight, departing Thu, Oct 2 from Ontario to Washington, returning Sun, Oct 5, priced at $307 found 6 days ago

Thu, Oct 2 - Sun, Oct 5

ONT

Ontario

IAD

Washington

$313 Roundtrip, found 6 days ago

$313

Roundtrip

found 6 days ago

Select United flight, departing Thu, Oct 2 from Ontario to Washington, returning Sun, Oct 5, priced at $313 found 6 days ago

Thu, Oct 2 - Sun, Oct 5

ONT

Ontario

IAD

Washington

$319 Roundtrip, found 6 days ago

$319

Roundtrip

found 6 days ago

Select United flight, departing Thu, Oct 2 from Ontario to Washington, returning Sun, Oct 5, priced at $319 found 6 days ago

Fri, Oct 3 - Mon, Oct 6

ONT

Ontario

IAD

Washington

$327 Roundtrip, found 6 days ago

$327

Roundtrip

found 6 days ago

Select United flight, departing Fri, Oct 3 from Ontario to Washington, returning Mon, Oct 6, priced at $327 found 6 days ago