Cheap Frontier Airlines flights Kansas City (MCI) to Seattle (SEA)

Cheap Frontier Airlines flights Kansas City (MCI) to Seattle (SEA)

Prices were available within the past 7 days and start at for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Apr 24 - Fri, May 8

MCI

Kansas City

SEA

Seattle

$170 Roundtrip, found 16 hours ago

$170

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Fri, Apr 24 from Kansas City to Seattle, returning Fri, May 8, priced at $170 found 16 hours ago

Sat, Apr 25 - Fri, May 8

MCI

Kansas City

SEA

Seattle

$195 Roundtrip, found 16 hours ago

$195

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Sat, Apr 25 from Kansas City to Seattle, returning Fri, May 8, priced at $195 found 16 hours ago

Fri, Apr 24 - Tue, May 12

MCI

Kansas City

SEA

Seattle

$215 Roundtrip, found 16 hours ago

$215

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Fri, Apr 24 from Kansas City to Seattle, returning Tue, May 12, priced at $215 found 16 hours ago

Sat, Apr 25 - Sun, May 10

MCI

Kansas City

SEA

Seattle

$220 Roundtrip, found 16 hours ago

$220

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Sat, Apr 25 from Kansas City to Seattle, returning Sun, May 10, priced at $220 found 16 hours ago

Sat, Apr 18 - Mon, May 4

MCI

Kansas City

SEA

Seattle

$225 Roundtrip, found 16 hours ago

$225

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Kansas City to Seattle, returning Mon, May 4, priced at $225 found 16 hours ago

Sun, Apr 26 - Fri, May 8

MCI

Kansas City

SEA

Seattle

$235 Roundtrip, found 16 hours ago

$235

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Sun, Apr 26 from Kansas City to Seattle, returning Fri, May 8, priced at $235 found 16 hours ago

Sat, Apr 25 - Tue, May 12

MCI

Kansas City

SEA

Seattle

$240 Roundtrip, found 16 hours ago

$240

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Sat, Apr 25 from Kansas City to Seattle, returning Tue, May 12, priced at $240 found 16 hours ago

Fri, Apr 17 - Mon, May 4

MCI

Kansas City

SEA

Seattle

$245 Roundtrip, found 16 hours ago

$245

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Fri, Apr 17 from Kansas City to Seattle, returning Mon, May 4, priced at $245 found 16 hours ago

Sat, Apr 18 - Sun, May 3

MCI

Kansas City

SEA

Seattle

$250 Roundtrip, found 16 hours ago

$250

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Sat, Apr 18 from Kansas City to Seattle, returning Sun, May 3, priced at $250 found 16 hours ago

Sun, Apr 26 - Sun, May 10

MCI

Kansas City

SEA

Seattle

$260 Roundtrip, found 16 hours ago

$260

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Sun, Apr 26 from Kansas City to Seattle, returning Sun, May 10, priced at $260 found 16 hours ago

Fri, Apr 17 - Sun, May 3

MCI

Kansas City

SEA

Seattle

$270 Roundtrip, found 16 hours ago

$270

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Fri, Apr 17 from Kansas City to Seattle, returning Sun, May 3, priced at $270 found 16 hours ago

Sun, Apr 26 - Tue, May 12

MCI

Kansas City

SEA

Seattle

$280 Roundtrip, found 16 hours ago

$280

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Sun, Apr 26 from Kansas City to Seattle, returning Tue, May 12, priced at $280 found 16 hours ago