$137 Cheap Frontier Airlines flights Detroit (DTW) to San Juan (SJU)

$137 Cheap Frontier Airlines flights Detroit (DTW) to San Juan (SJU)

Prices were available within the past 7 days and start at $137 for one-way flights and $274 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Feb 28 - Thu, Mar 5

DTW

Detroit

SJU

San Juan

$274 Roundtrip, found 6 hours ago

$274

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Sat, Feb 28 from Detroit to San Juan, returning Thu, Mar 5, priced at $274 found 6 hours ago

Thu, Feb 5 - Thu, Feb 12

DTW

Detroit

SJU

San Juan

$294 Roundtrip, found 9 hours ago

$294

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Thu, Feb 5 from Detroit to San Juan, returning Thu, Feb 12, priced at $294 found 9 hours ago

Wed, Feb 25 - Sat, Mar 7

DTW

Detroit

SJU

San Juan

$345 Roundtrip, found 6 hours ago

$345

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Wed, Feb 25 from Detroit to San Juan, returning Sat, Mar 7, priced at $345 found 6 hours ago