$74 Cheap Frontier Airlines flights Las Vegas (LAS) to Washington (IAD)

$74 Cheap Frontier Airlines flights Las Vegas (LAS) to Washington (IAD)

Prices were available within the past 7 days and start at $74 for one-way flights and $143 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jun 24 - Sun, Jul 6

LAS

Las Vegas

IAD

Washington

$143 Roundtrip, found 11 hours ago

$143

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Tue, Jun 24 from Las Vegas to Washington, returning Sun, Jul 6, priced at $143 found 11 hours ago

Tue, Jun 24 - Tue, Jul 8

LAS

Las Vegas

IAD

Washington

$148 Roundtrip, found 11 hours ago

$148

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Tue, Jun 24 from Las Vegas to Washington, returning Tue, Jul 8, priced at $148 found 11 hours ago

Mon, Jun 23 - Sun, Jul 6

LAS

Las Vegas

IAD

Washington

$150 Roundtrip, found 11 hours ago

$150

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Mon, Jun 23 from Las Vegas to Washington, returning Sun, Jul 6, priced at $150 found 11 hours ago

Sat, Jun 28 - Sun, Jul 6

LAS

Las Vegas

IAD

Washington

$153 Roundtrip, found 11 hours ago

$153

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Sat, Jun 28 from Las Vegas to Washington, returning Sun, Jul 6, priced at $153 found 11 hours ago

Mon, Jun 23 - Tue, Jul 8

LAS

Las Vegas

IAD

Washington

$155 Roundtrip, found 11 hours ago

$155

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Mon, Jun 23 from Las Vegas to Washington, returning Tue, Jul 8, priced at $155 found 11 hours ago

Sat, Jun 28 - Tue, Jul 8

LAS

Las Vegas

IAD

Washington

$158 Roundtrip, found 11 hours ago

$158

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Sat, Jun 28 from Las Vegas to Washington, returning Tue, Jul 8, priced at $158 found 11 hours ago

Mon, Jun 23 - Sat, Jul 5

LAS

Las Vegas

IAD

Washington

$160 Roundtrip, found 11 hours ago

$160

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Mon, Jun 23 from Las Vegas to Washington, returning Sat, Jul 5, priced at $160 found 11 hours ago

Tue, May 13 - Wed, May 21

LAS

Las Vegas

IAD

Washington

$164 Roundtrip, found 11 hours ago

$164

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Tue, May 13 from Las Vegas to Washington, returning Wed, May 21, priced at $164 found 11 hours ago

Sat, Jun 28 - Sat, Jul 5

LAS

Las Vegas

IAD

Washington

$165 Roundtrip, found 11 hours ago

$165

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Sat, Jun 28 from Las Vegas to Washington, returning Sat, Jul 5, priced at $165 found 11 hours ago