Frontier Airlines Flight 2098 Deals & Information (2026/2027)

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Frontier Airlines Flight 2098 Route Deals From $47

The cheapest prices found with in the last 7 days for return flights were $84 and $47 for one-way flights to San Antonio Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Apr 4 - Tue, Apr 7
DEN
Denver Intl.
SAT
San Antonio Intl.
$84 Roundtrip, found 8 hours ago
$84
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sat, Apr 4 from Denver Intl. to San Antonio Intl., returning Tue, Apr 7, priced at $84 found 8 hours ago
Sun, Apr 5 - Wed, Apr 8
DEN
Denver Intl.
SAT
San Antonio Intl.
$90 Roundtrip, found 8 hours ago
$90
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sun, Apr 5 from Denver Intl. to San Antonio Intl., returning Wed, Apr 8, priced at $90 found 8 hours ago
Sat, May 16 - Wed, May 20
DEN
Denver Intl.
SAT
San Antonio Intl.
$93 Roundtrip, found 5 days ago
$93
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, May 16 from Denver Intl. to San Antonio Intl., returning Wed, May 20, priced at $93 found 5 days ago
Tue, Apr 28 - Thu, Apr 30
DEN
Denver Intl.
SAT
San Antonio Intl.
$94 Roundtrip, found 18 hours ago
$94
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Tue, Apr 28 from Denver Intl. to San Antonio Intl., returning Thu, Apr 30, priced at $94 found 18 hours ago
Sat, Apr 18 - Sat, Apr 25
DEN
Denver Intl.
SAT
San Antonio Intl.
$95 Roundtrip, found 3 hours ago
$95
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Sat, Apr 18 from Denver Intl. to San Antonio Intl., returning Sat, Apr 25, priced at $95 found 3 hours ago
Tue, Apr 21 - Sat, Apr 25
DEN
Denver Intl.
SAT
San Antonio Intl.
$99 Roundtrip, found 4 hours ago
$99
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Tue, Apr 21 from Denver Intl. to San Antonio Intl., returning Sat, Apr 25, priced at $99 found 4 hours ago
Wed, Apr 8 - Tue, Apr 21
DEN
Denver Intl.
SAT
San Antonio Intl.
$102 Roundtrip, found 1 day ago
$102
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Apr 8 from Denver Intl. to San Antonio Intl., returning Tue, Apr 21, priced at $102 found 1 day ago
Sat, May 2 - Sat, May 9
DEN
Denver Intl.
SAT
San Antonio Intl.
$104 Roundtrip, found 5 hours ago
$104
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sat, May 2 from Denver Intl. to San Antonio Intl., returning Sat, May 9, priced at $104 found 5 hours ago
Thu, Apr 2 - Sun, Apr 5
DEN
Denver Intl.
SAT
San Antonio Intl.
$105 Roundtrip, found 4 hours ago
$105
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Thu, Apr 2 from Denver Intl. to San Antonio Intl., returning Sun, Apr 5, priced at $105 found 4 hours ago
Fri, Apr 17 - Tue, Apr 21
DEN
Denver Intl.
SAT
San Antonio Intl.
$109 Roundtrip, found 7 hours ago
$109
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Fri, Apr 17 from Denver Intl. to San Antonio Intl., returning Tue, Apr 21, priced at $109 found 7 hours ago